Sr. Software Engineer

🏢 Summary: Senior Software Engineer role focused on building and scaling high-throughput payment processing microservices within a SaaS platform. The position involves architecting, developing, and optimizing distributed systems while modernizing legacy monoliths. The engineer will own performance, scalability, and reliability, driving best practices and technical improvements across the stack. 🗂️ Requirements: 12+ years of Java development experience, Experience with Spring framework, Experience with distributed systems, Experience with monolithic and microservice architectures, Experience scaling high-throughput, large-volume systems, Practical experience with Kubernetes, Practical experience with Kafka, Knowledge of TDD, BDD, DDD, OOP, FP, Clean Code, API design, CI/CD, Experience with system observability (metrics, alerts, tracing), Experience with database design and SQL, Fluent English communication skills 📃 Skills: Java, Spring, Kubernetes, Kafka, SQL, CI/CD, TDD, BDD, DDD, OOP, FP, Microservices, Monoliths, Observability 🏢 Description: Dream Big.  Go Beyond. Be Unstoppable. About Us Kyriba is a global fintech leader empowering CFOs and finance teams with cloud-based treasury, payments, risk management and working capital solutions. We serve 3,000+ customers worldwide, managing $15 trillion in payments annually and helping businesses optimize liquidity performance across the enterprise. We're on a mission to become the most sought-after cloud technology company globally. We think big, innovate relentlessly, and challenge the status quo every day. If you are a problem-solver who’s ready to push boundaries and achieve more than you thought possible-you'll find an exceptional career within an extraordinary business. Location: Warsaw About the role We are looking for a passionate Senior Software Engineer to join our Payment Advanced Routing Team based in Poland and France. Our team is dedicated to developing the payments processing core of our SaaS solution. Crucially, our system is engineered to rapidly process massive volumes of payments with the lowest possible latency. Our architecture is primarily based on microservices, though we maintain and integrate with legacy monolithic systems. In this role, you will drive the development of new microservices while ensuring smooth operation and modernization of existing systems. We are looking for a candidate with deep technical insight who is determined to understand the root causes of complex problems and has proven experience navigating both legacy codebases and modern, distributed environments. We value proactive engineers who propose innovative solutions to minimize technical debt and optimize system scalability. Responsibilities Actively participate in architecture definition and develop robust architectural designs for our solutions. Discuss requirements with Product Owners and the Agile Team to design the most effective and scalable solutions. Collaborate with engineers outside of your immediate team to deliver efficient, high-quality outcomes. Autonomously develop new business modules and functions tailored for high-throughput processing. Refactor and optimize existing code to improve performance and limit technical debt. Ensure high-quality deliverables through modern modular design, test-driven development, and robust test automation. Take full ownership of the performance, scalability, and reliability of your software. Drive continuous improvement in engineering processes, technology stack, and best practices. Requirements 12+ years of experience in Java development (Spring) and working with complex distributed systems. Proven experience working with both monolithic and microservice architectures. Strong knowledge and practical experience in scaling applications to efficiently handle large volumes of data and high-throughput processing. Practical, project-proven experience with Kubernetes and Kafka. Strong practical knowledge of good software engineering practices: TDD/BDD, DDD, OOP, FP, Clean Code, API design, and CI/CD. Familiarity with modern deployments and system observability (alerts, metrics, tracing). Solid experience with database design and a strong working knowledge of SQL. Effective verbal and written communication skills in English. A positive, team-oriented attitude, eagerness to learn and grow, a proactive approach, an engineering mindset, and strong problem-solving skills. Benefits Contract Options: Permanent contract (UoP). Compensation: Annual salary increase based on individual performance and a 15% yearly bonus. Work Environment: Fully remote work from anywhere in Poland or on-site work from our Warsaw office. Equipment: MacBook Pro or a Dell laptop with Linux. Productivity Tools: Access to cutting-edge AI tools to enhance your daily efficiency. Professional Development: Access to Coursera, Pluralsight, LinkedIn Learning, and opportunities to attend major industry conferences (e.g., Devoxx). International Collaboration: Work closely with international software development teams and participate in engaging team-building events. Additional Benefits for Permanent Employees (UoP) Tax Benefits: Creative work tax deduction (KUP 80%). Comprehensive Perks: Medical, sports, and life insurance, a lunch card, and an employee capital plan (PPK). Our Values Guide Everything We Do Think Big & Constantly Innovate: We have the confidence to think big, embrace change, challenge the status quo, and continuously evolve - incorporating new technologies and driving industry progress. Put our Customers’ Outcomes First: We are passionate about delivering the highest value for our customers and supporting them with end-to-end care throughout their journey with us. Act with Integrity: Integrity is at the heart of everything we do. We take personal responsibility for our actions, own our decisions, and honour each other’s contributions. We empower each other through honesty, respect, trust and transparency. Work as One Team: We are driven by our common goals and share in each other’s successes and failures, learning and working together as a team where everyone can bring their best selves. Strive for Excellence while Having Fun: We enjoy tackling new challenges together, and revel in continuous improvement as we deliver, with ultimate professionalism, the very best for our customers, while exceeding our own expectations. At Kyriba we value pay transparency and fairness. For new hires, the annual base salary range for this role is zł233,500.00 - zł350,350.00 based on a full-time schedule. Salary can progress beyond this range through sustained performance and demonstrated success in the role. In addition to base pay, this position may be eligible for variable compensation (eg. performance bonus or commission-based plan) and a long-term incentive. The final package will be determined by factors such as skills, experience and qualifications. Kyriba also offers a comprehensive compensation package, including a range of health, welfare and wellbeing benefits designed to support both your professional and personal life. Kyriba believes that everyone has the ability to make an impact, and we are proud to be an equal opportunity employer committed to providing employment opportunity regardless of sex, race, creed, color, gender, religion, marital status, domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition, sexual orientation, pregnancy, military or veteran status, citizenship, and genetic information. We aim to make our recruitment process accessible to everyone. If you need a reasonable accommodation at any point in the application or interview process, or to perform essential job functions, please click here to submit a request. All information provided is confidential, restricted to our accommodations team, and will not impact your candidacy. Please refer to our Candidate Privacy Policy for more information.

🏢 Summary: Senior QA Automation Expert role focused on building and leading a new automation framework from scratch for a corporate platform, ensuring high-quality delivery across CI/CD pipelines. The position covers UI and API test automation, Salesforce and Workday integrations, and Copado-based continuous deployment processes. The role combines hands-on automation development, release support, and collaboration with DevOps and corporate systems teams. 🗂️ Requirements: Bachelor’s degree in STEM discipline, 4–6 years of automated testing experience, Minimum 5 years of Salesforce development experience, Hands-on experience with Copado suites (Robotic testing, CI/CD), Experience building automation frameworks from scratch, Experience with Selenium or similar automation frameworks, Experience with API testing and system integrations, Experience with GitHub, Experience with Jira and Confluence, Understanding of Waterfall and Agile methodologies, Experience in testing front-end and back-end web services, Experience in Test Driven Development and data models 📃 Skills: Copado, Salesforce, Selenium, CI/CD, API, GitHub, Jira, Confluence, Workday, Mulesoft, TDD, SQL 🏢 Description: About Us Kyriba is a global fintech leader empowering CFOs and finance teams with cloud-based treasury, payments, risk management and working capital solutions. We serve 3,000+ customers worldwide, managing $15 trillion in payments annually and helping businesses optimize liquidity performance across the enterprise. We're on a mission to become the most sought-after cloud technology company globally. We think big, innovate relentlessly, and challenge the status quo every day. If you are a problem-solver who’s ready to push boundaries and achieve more than you thought possible-you'll find an exceptional career within an extraordinary business. Location: Warsaw-hybrid Type of contract: UoP About the Role: Kyriba is looking for a highly skilled Senior QA automation expert to join our Corporate Systems and Transformation team and ensure the delivery of high-quality corporate solutions for internal users and Partners. The ideal candidate will have strong expertise in test planning, execution, automation, and API testing, with experience or exposure to Salesforce, Mulesoft, Workday and/or Copado environments. This role requires excellent analytical skills, attention to detail, and the ability to collaborate effectively with cross-functional teams for transformation initiatives. The primary responsibility of this position is to lead, build and deliver from scratch an automation framework for the Corporate platform using Copado solution in order to cover key continuous deployment phases like smoke, E2E, UAT and regression testings as well as supporting the release management team in a context of Roadmap project delivery and BAU activities. Essential duties and responsibilities Test Design & Planning: Experience in building Automation Frameworks from scratch is a must. Design detailed test cases covering functional, integration, and regression scenarios. Analyse the business needs and the required functionality for internal users. Develop comprehensive test plans and strategies aligned with ongoing CI/CD practices and project requirements validating the Functional and Quality requirements of the solution Test Execution & Reporting: Execute automated and manual functional tests, ensuring complete coverage (Unit, E2E, UAT, regression, and smoke tests) and accuracy as well as providing adhoc support to stakeholders during UAT. Perform API testing and validate system integration across multiple platforms (Salesforce, Workday). Document and report daily test results using a dashboard, highlighting defects and risks. Automation Framework Development: Responsible for writing, executing and maintaining functional/non-functional automated UI and API tests/suites to support evolving corporate platform solutions (scalability, maintainability, performance) and for transformation mission critical programme needs. Proactively investigate problems and opportunities in existing processes, evaluating and communicating findings and recommendations to internal stakeholders Work closely with Corporate systems teams (Salesforce, Workday HR/Finance) to reach a common understanding of the code base and test coverage at unit level Release & CI/CD Support: Assess release readiness and participate in CI/CD deployment cycles. Collaborate with DevOps teams to ensure smooth and timely releases. Education, Experience & Skills A relevant bachelor’s degree preferably in a STEM (Science, Technology, Engineering and Mathematics) discipline 4-6 years of Automatic testing experience Hands on experience in Copado suites (Robotic testing,  CI/CD) Minimum 5 years of experience in salesforce development. Exposure to Automation Frameworks, something like Selenium, Understanding of PDLC (project delivery life cycle) methodologies (Waterfall, Agile) Experience with Github Experience in testing front-end and back-end web services Experience in Test Driven Development and data models Experience in test documentation, such as strategies and approaches Experience of Atlassian eco-system: Jira, Confluence. Excellent communication and stakeholder management skills. Has been a key player in delivering technical solutions as part of large projects Strong analytical and problem-solving abilities. Ability to work independently and mentor junior testers when the team will expand. Applies “progress over perfection” principle Takes full responsibility for decisions and delivers Our Values Guide Everything We Do Think Big & Constantly Innovate: We have the confidence to think big, embrace change, challenge the status quo, and continuously evolve - incorporating new technologies and driving industry progress. Put our Customers’ Outcomes First: We are passionate about delivering the highest value for our customers and supporting them with end-to-end care throughout their journey with us. Act with Integrity: Integrity is at the heart of everything we do. We take personal responsibility for our actions, own our decisions, and honour each other’s contributions. We empower each other through honesty, respect, trust and transparency. Work as One Team: We are driven by our common goals and share in each other’s successes and failures, learning and working together as a team where everyone can bring their best selves. Strive for Excellence while Having Fun: We enjoy tackling new challenges together, and revel in continuous improvement as we deliver, with ultimate professionalism, the very best for our customers, while exceeding our own expectations. At Kyriba we value pay transparency and fairness. For new hires, the annual base salary range for this role is zł233,500.00 - zł350,350.00 based on a full-time schedule. Salary can progress beyond this range through sustained performance and demonstrated success in the role. In addition to base pay, this position may be eligible for variable compensation (eg. performance bonus or commission-based plan) and a long-term incentive. The final package will be determined by factors such as skills, experience and qualifications. Kyriba also offers a comprehensive compensation package, including a range of health, welfare and wellbeing benefits designed to support both your professional and personal life. Kyriba believes that everyone has the ability to make an impact, and we are proud to be an equal opportunity employer committed to providing employment opportunity regardless of sex, race, creed, color, gender, religion, marital status, domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition, sexual orientation, pregnancy, military or veteran status, citizenship, and genetic information. We aim to make our recruitment process accessible to everyone. If you need a reasonable accommodation at any point in the application or interview process, or to perform essential job functions, please click here to submit a request. All information provided is confidential, restricted to our accommodations team, and will not impact your candidacy. Please refer to our Candidate Privacy Policy for more information.

🏢 Summary: Długoterminowy kontrakt B2B dla Senior Java Developera przy systemie o wysokiej wydajności i krytyczności w branży finansowej. Rola obejmuje rozwój aplikacji Java, zarządzanie bazami danych, systemami kolejkowymi, bezpieczeństwem oraz wsparcie procesów CI/CD i monitoringu. Praca hybrydowa w Warszawie z wymaganą obecnością w biurze raz w tygodniu. 🗂️ Requirements: Minimum 5 lat doświadczenia z Java 21/25, Minimum 4 lata doświadczenia ze Spring Boot, Minimum 3 lata doświadczenia z PostgreSQL i Elasticsearch, Minimum 3 lata doświadczenia z Kafka i Kafka Streams, Doświadczenie z Tomcat i Netty, Doświadczenie z Hazelcast i Ehcache, Znajomość Spring WebFlux, Jersey, Spring Cloud Gateway, Znajomość Hibernate i Spring Data, Znajomość Spring Security i Resilience4j, Znajomość PKI, JWT, TLS i mutual TLS, Doświadczenie z Docker i Kubernetes, Znajomość GCP, Doświadczenie z Gerrit/Git, Zuul CI, JIRA, Maven i IntelliJ, Doświadczenie z Prometheus, Grafana, Sentry i Loki, Doświadczenie z narzędziami AI wspierającymi development kodu, Doświadczenie w branży finansowej lub technologicznej 📃 Skills: Java, PostgreSQL, Elasticsearch, Kafka, Tomcat, Netty, Hazelcast, Ehcache, Spring, WebFlux, Jersey, Hibernate, JWT, TLS, Docker, Kubernetes, GCP, Git, Gerrit, JIRA, Maven, IntelliJ, Prometheus, Grafana, Sentry, Loki, Copilot 🏢 Description: OGÓLNE INFORMACJE: Branża : finansowa Lokalizacja : praca hybrydowa - 1dzień w tygodniu z biura (Warszawa) Stawka : do 160 PLN/h netto+VAT Forma współpracy : B2B - długofalowa współpraca W ramach projektu, poszukujemy kandydata do systemu wysokiej wydajności i krytyczności. Osoba na tym stanowisku powinna posiadać umiejętności w następujących obszarach: Główne obowiązki: Projektowanie i rozwijanie aplikacji w języku Java . Zarządzanie bazami danych i zapewnianie ich efektywności. Implementacja systemów kolejkowych oraz zarządzanie strumieniami . Utrzymywanie serwerów aplikacyjnych. Zarządzanie pamięcią podręczną. Integracja z frameworkami i bibliotekami zwiększającymi funkcjonalność aplikacji. Przeprowadzanie audytów bezpieczeństwa systemów. Wsparcie w procesach CI/CD . Monitoring wydajności i dostępności aplikacji. Współpraca z zespołem w obszarze analizy i rozwoju kodu. Wymagania kluczowe: Język programowania: Java 21/25 (min. 5 lat doświadczenia). Bazy danych: PostgreSQL, Elasticsearch (min. 3 lata). Systemy kolejkowe: Kafka (min. 3 lata), Kafka Streams . Serwery aplikacyjne/http: Tomcat, Netty . Cache: Hazelcast, Ehcache . Frameworki: spring-boot 2.3/2.4/2.6 (min. 4 lata doświadczenia), spring-webflux, Jersey, spring-cloud-gateway, rector-core, kafka-streams, resilience4j, spring-security, hibernate, spring-data, spring-cloud-sleuth, micrometer. Bezpieczeństwo: PKI - Kryptografia klucza publicznego, podpisy cyfrowe, JWT, TLS + mutual TLS . Deployment: docker, kubernetes . Preferencje dotyczące chmurowych systemów: GCP . Narzędzia CI/CD: Gerrit/Git, Zuul CI, JIRA, Maven, Intelij . Narzędzia monitoringu: prometheus/grafana/sentry/lok i. Doświadczenie w pracy z narzędziami AI wspomagającymi analizę i development kodu (GitHub Copilot, MCP). Miłe wskazówki: Znajomość dodatkowych technologii w obszarze cloud computing. Doświadczenie w pracy w zespołach Agile. Umiejętności analityczne i doświadczenie w tworzeniu raportów. Dobre umiejętności komunikacyjne i współpraca zespołowa. Inne szczegóły: Preferowane jest doświadczenie w branży finansowej lub technologicznej.

🏢 Summary: Engineering Team Leader role focused on modernizing a core trading platform by building high-performance Java microservices in a distributed environment. The position combines technical leadership, architecture collaboration, and team management within SCRUM teams supporting scalable and low-latency systems. The offer includes remote work flexibility, professional development support, and comprehensive employee benefits. 🗂️ Requirements: Several years of software development experience, Experience managing development teams, Ability to develop Java-based microservices, Knowledge of scalability, performance, and reliability concepts, Experience delivering projects from architecture to deployment, Ability to work with multi-skilled and remote teams 📃 Skills: Java, Micronaut, Kubernetes, Rancher, ArgoCD, gRPC, Kafka, Pulsar, RabbitMQ, Postgres, MongoDB, Redis, Prometheus, Grafana, OpenSearch, Opsgenie, IntelliJ, GitLab, CI/CD, Jira, Confluence, Gmail, Google, Claude, Copilot, Gemini 🏢 Description: XTB is a global company from the financial industry, focusing on online trading of financial instruments. At XTB, employees have opportunities to gain knowledge and skills in various fields through training and development programs. We are looking for an Engineering Team Leader to join our team, combining both technical and leadership skills. In our structure, each business area and multiple SCRUM teams are overseen by a Program Manager. Each team consists of a Team Leader, developers, and testers, supported by a Product Manager and Scrum Master. Our team is leading the strategic modernization of XTB’s core trading server. We are focused on extracting critical business logic into high-performance microservices using a modern tech stack, ensuring our platform can support rapid global growth while maintaining mission-critical reliability and low-latency performance. Responsibilities - Ensuring development tasks are completed according to established technical standards. - Supporting the Product Manager in coordinating team activities in the area of technological solutions. - Collaborating with other teams to design optimal solution architectures. - Ensuring high team efficiency by identifying and mitigating obstacles in the development process. - Monitoring ongoing work and assisting in resolving technical issues. - Supporting team growth through training, mentoring, and regular 1:1 meetings. Requirements - Several years of experience as a software developer. - Experience as a team manager. - Ability to create and develop Java-based microservices. - Knowledge of system scalability, performance, and reliability. - Experience in projects from architecture to deployment. - Ability to work effectively with multi-skilled and remote teams. Technologies We Work With - Tech Stack: Microservices in Java 17+ with Micronaut. - Deployment on Rancher (Kubernetes) across multiple data centers with ArgoCD. - Communication between microservices via gRPC. - Asynchronous messaging using Kafka, Pulsar, RabbitMQ. - Databases: Postgres, MongoDB, Redis. - Observability & DevOps: Monitoring with Prometheus, Grafana, OpenSearch, Opsgenie. - Code in IntelliJ with Copilot support. - Version control: GitLab, CI/CD with GitLab CI. - Tools & Collaboration: Task tracking in Jira, knowledge management in Confluence. - Extensive use of Google Workspace: Gmail, Drive, Docs, Meet, Chat. - Claude Code, Github Copilot, Gemini. What We Offer - Real influence on the development of the company and the product. - Work in an experienced team that is happy to share its knowledge. - A clear vision of development thanks to regular feedback and clear career paths. - Regular team-building meetings. Benefits - A training budget for courses and conferences that interest you. - An extra day off on your birthday. - An extra day off for parents. - Equipment tailored to your needs. - Private medical care and group insurance. - Access to an e-learning platform for learning English and a benefits platform. - Access to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions. - Remote work, from the office in Warsaw or from a coworking space in your city.

🏢 Summary: DevOps Engineer role focused on managing and improving cloud-native production infrastructure for cryptocurrency security solutions. The position involves deploying, maintaining, and validating multi-tier systems across staging, preproduction, and production environments while ensuring high reliability and documentation standards. You will work with international engineering teams to support CI/CD processes and continuous infrastructure improvements. 🗂️ Requirements: Experience with Linux/Unix and shell scripting, Knowledge of networks and network protocols, Experience with multi-tier software deployments, Hands-on experience with software development lifecycle, Experience with Kubernetes, Basic knowledge of AWS and cloud concepts, Knowledge of SQL database concepts and operations, Experience with CI/CD pipelines, Ability to perform system upgrades, patching, and validation, Technical documentation skills in English 📃 Skills: Linux, Unix, Shell, Kubernetes, AWS, SQL, CI/CD, Docker, Helm, EKS, Spinnaker, ArgoCD, SaltStack, Terraform, Git, GitHub, Ubuntu, Jira, Confluence, IaC, Blockchain 🏢 Description: Hey! Nice to see you! At Incubly , we believe that great people want to work with great people, so we started to build a company that will attract great minds and that we can achieve everything not feeling that we work, but just having fun. Our mission is to mainly support tech companies and startups (scaleups) in fast and high-quality scale-up of their teams and boost their product development, testing, and deployment, so, we can succeed together. We are currently working with a French company which is a leader in security and infrastructure solutions for cryptocurrencies and blockchain applications. It has a team of more than 400 professionals developing a variety of products and services to safeguard cryptocurrency assets, including worldwide leading hardware wallets. As a DevOps Engineer , you will become a part of an international team responsible for engineering activities to support production services and infrastructure in a cloud-native environment. If you like to work with us, let us share our need for competencies. Your daily responsibilities Implement deployments to staging, preproduction and production environments, including installation, configuration, and validation of the developed solutions Management of environmental dependencies and constraints during solution deployment to ensure smooth transitions to the Support branch of the organisation. Preparations for deployments and maintenance of the production environments.  So ensure accurate delivery as well as provide control that all changes are done in a documented way. Perform validation of changes received from Engineering teams as part of the delivery process. Promptly highlight as relevant, any key issues and/or risks. Perform maintenance upgrades and patching of staging, preproduction and productions systems with further validation and documentation of the test results Document the setup of production environments in order to transfer the system to Support teams. You will have a key role to identify and implement practices, skills etc to deliver constant improvement. Quality Assurance, coaching and mentoring form a key part of this role. Report implementation, configuration, and testing progress to the Team Lead as required. Liaise with the Engineering and Product teams and Project Manager to carry out the tasks assigned for solution implementation, configuration, test execution and reporting. We need you to have Experience with Linux/Unix, including scripting (shell, etc). Knowledge of networks and network protocols. Some experience with deployments of multi-tier software systems. Hands-on experience with different stages of software development lifecycles. Experience with Kubernetes Basic knowledge of the Cloud concepts/AWS preferred. Knowledge of generic SQL database concepts and operations. Experience with CI/CD pipelines Effective communication that leads to excellent working relationships with all parties. Quickly identify, analyse and proactively solve problems before they affect the outcomes of projects. Good English oral and written communication skills. Particularly in the areas of technical presentation and technical document writing. Would be great if you have Quickly learn new skills and technologies. Work effectively with people across multiple organisational, functional, geographic and cultural boundaries, and across a wide spectrum of technical and professional skills. Work autonomously as and when required. Basic knowledge of blockchain technologies Our Architecture and Technology Stack AWS Kubernetes, EKS Helm Charts Docker Spinnaker/ArgoCD SaltStack, Terraform CI/CD pipelines Git, GitHub Ubuntu Jira, Confluence IaC/Infrastructure as Code Our offer In addition to great company and challenging projects, we can offer much, much more: Agile and friendly atmosphere, non-violent communication and full respect for diversity Possibility to choose from onsite (in Lodz, Poland) or hybrid work (one day a week in our office in Łódź city centre) B2B or Employment Contract - you choose Remuneration on B2B contract: 1.200-1.300 PLN net/day Remuneration on Employment Agreement: 19 000 - 21 000 PLN gross per month

🏢 Summary: Full-stack developer role in a Scrum team building a unified One Account platform, working on backend services, frontend components, and large-scale data processing within a microservices ecosystem. The position focuses on developing scalable solutions using modern infrastructure and AI-driven tools in a high-scale production environment. 🗂️ Requirements: Proficiency in Java and/or Kotlin, Experience with backend and frontend development, Experience working in Scrum, Ability to design scalable microservices, Experience with large-scale data processing, Willingness to use AI-driven development tools, English B2+ level, Availability for quarterly travel between Warsaw and Poznań 📃 Skills: Java, Kotlin, Scrum, Microservices, Kubernetes, Docker, Consul, GitHub, GitHubActions, Hermes, ServiceMesh, AI, MacOS, Windows 🏢 Description: Important things for you: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. The salary range for this position depending on the skill set is as follows (contract of employment, tax-deductible cost): PLN PLN 14 600 - 20 825 Annual bonus based on your annual performance and company results. Our team is based in Warsaw. About the job Allegro’s development teams boast more than 1700 IT experts solving problems at a unique scale and complexity. However, if you join us, you’ll be joining a specific team that operates like a small, agile startup within our large organization. Based mostly in Warsaw, our team consists of six skilled developers and a dedicated Product Manager. We work in a mature Scrum environment, leveraging Allegro’s world-class infrastructure and cutting-edge development standards to ensure high-velocity, high-quality delivery. We are a full-stack team handling everything from our UI frontend and backend services to large-scale data processing. You'll be joining a group with varied experience levels, offering a great environment to both learn and make a significant impact. Our team culture is defined by a forward-thinking mindset; we deeply integrate AI-driven tools into our daily workflows and development processes to optimize productivity and innovation. By combining agile methodologies with the latest technological advancements, we maintain a sharp focus on building a scalable, future-proof platform for the entire Allegro ecosystem. The main area which the team is focused on is The One Account initiative - a strategic transformation of Allegro’s ecosystem, migrating from a fragmented, account-centric legacy architecture to a unified, company-level platform We are looking for people who: Code in Java and / or Kotlin Expect work that has a deeper meaning (not only tasks "management has commissioned") and want to enjoy its results Want to be proud of the code they create. They eagerly accept comments and share knowledge during code reviews Can look for effective solutions that solve business and technical challenges Want to constantly develop and update their knowledge Are not afraid to occasionally develop frontend part of solution Can travel between Warsaw and Poznań once a quarter for team workshops Know English at B2+ level What’s in it for you: Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). English classes that we pay for related to the specific nature of your job. A training budget, inter-team tourism ( see more here ), hackathons, and an internal learning platform where you will find multiple trainings. An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: You will join a team you can count on - we work with top-class specialists who have knowledge- and experience-sharing in their DNA. You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. You will meet the Allegro Scale , which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!

🏢 Summary: Full-stack developer role in a Scrum team building and migrating Allegro’s platform to a unified One Account architecture. The position involves developing backend services and frontend components at large scale using modern infrastructure and AI-driven tools. You will work on high-traffic microservices and data-intensive systems within a mature DevOps environment. 🗂️ Requirements: Proficiency in Java and/or Kotlin, Experience in backend service development, Ability to work with frontend technologies, Experience in Scrum/Agile environment, Knowledge of microservices architecture, Familiarity with containerization and orchestration, Experience with version control and CI/CD tools, English level B2+ 📃 Skills: Java, Kotlin, JavaScript, Kubernetes, Docker, Consul, GitHub, GitHubActions, Scrum, Microservices, AI 🏢 Description: Important things for you: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. The salary range for this position depending on the skill set is as follows (contract of employment, tax-deductible cost): PLN PLN 14 600 - 20 825 Annual bonus based on your annual performance and company results. Our team is based in Warsaw. About the job Allegro’s development teams boast more than 1700 IT experts solving problems at a unique scale and complexity. However, if you join us, you’ll be joining a specific team that operates like a small, agile startup within our large organization. Based mostly in Warsaw, our team consists of six skilled developers and a dedicated Product Manager. We work in a mature Scrum environment, leveraging Allegro’s world-class infrastructure and cutting-edge development standards to ensure high-velocity, high-quality delivery. We are a full-stack team handling everything from our UI frontend and backend services to large-scale data processing. You'll be joining a group with varied experience levels, offering a great environment to both learn and make a significant impact. Our team culture is defined by a forward-thinking mindset; we deeply integrate AI-driven tools into our daily workflows and development processes to optimize productivity and innovation. By combining agile methodologies with the latest technological advancements, we maintain a sharp focus on building a scalable, future-proof platform for the entire Allegro ecosystem. The main area which the team is focused on is The One Account initiative - a strategic transformation of Allegro’s ecosystem, migrating from a fragmented, account-centric legacy architecture to a unified, company-level platform We are looking for people who: Code in Java and / or Kotlin Expect work that has a deeper meaning (not only tasks "management has commissioned") and want to enjoy its results Want to be proud of the code they create. They eagerly accept comments and share knowledge during code reviews Can look for effective solutions that solve business and technical challenges Want to constantly develop and update their knowledge Are not afraid to occasionally develop frontend part of solution Can travel between Warsaw and Poznań once a quarter for team workshops Know English at B2+ level What’s in it for you: Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). English classes that we pay for related to the specific nature of your job. A training budget, inter-team tourism ( see more here ), hackathons, and an internal learning platform where you will find multiple trainings. An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: You will join a team you can count on - we work with top-class specialists who have knowledge- and experience-sharing in their DNA. You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. You will meet the Allegro Scale , which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!

🏢 Summary: Full-stack developer role in a Scrum team working on the strategic One Account initiative, transforming a legacy architecture into a unified, scalable platform. The position involves developing backend services and frontend components using Java and/or Kotlin within a large-scale microservices ecosystem. The offer includes a hybrid work model (4/1), flexible hours, competitive salary, annual bonus, and extensive development opportunities. 🗂️ Requirements: Proficiency in Java and/or Kotlin, Willingness to work in a full-stack role including frontend tasks, Experience working in Agile/Scrum environment, Ability to design effective technical solutions for business problems, Openness to code reviews and knowledge sharing, Continuous learning and self-development mindset, English level B2+, Availability to travel between Warsaw and Poznań once a quarter 📃 Skills: Java, Kotlin, Scrum, Kubernetes, Docker, Consul, GitHub, GitHubActions, Microservices, ServiceMesh, Hermes, AI 🏢 Description: Important things for you: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. The salary range for this position depending on the skill set is as follows (contract of employment, tax-deductible cost): PLN PLN 14 600 - 20 825 Annual bonus based on your annual performance and company results. Our team is based in Warsaw. About the job Allegro’s development teams boast more than 1700 IT experts solving problems at a unique scale and complexity. However, if you join us, you’ll be joining a specific team that operates like a small, agile startup within our large organization. Based mostly in Warsaw, our team consists of six skilled developers and a dedicated Product Manager. We work in a mature Scrum environment, leveraging Allegro’s world-class infrastructure and cutting-edge development standards to ensure high-velocity, high-quality delivery. We are a full-stack team handling everything from our UI frontend and backend services to large-scale data processing. You'll be joining a group with varied experience levels, offering a great environment to both learn and make a significant impact. Our team culture is defined by a forward-thinking mindset; we deeply integrate AI-driven tools into our daily workflows and development processes to optimize productivity and innovation. By combining agile methodologies with the latest technological advancements, we maintain a sharp focus on building a scalable, future-proof platform for the entire Allegro ecosystem. The main area which the team is focused on is The One Account initiative - a strategic transformation of Allegro’s ecosystem, migrating from a fragmented, account-centric legacy architecture to a unified, company-level platform We are looking for people who: Code in Java and / or Kotlin Expect work that has a deeper meaning (not only tasks "management has commissioned") and want to enjoy its results Want to be proud of the code they create. They eagerly accept comments and share knowledge during code reviews Can look for effective solutions that solve business and technical challenges Want to constantly develop and update their knowledge Are not afraid to occasionally develop frontend part of solution Can travel between Warsaw and Poznań once a quarter for team workshops Know English at B2+ level What’s in it for you: Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). English classes that we pay for related to the specific nature of your job. A training budget, inter-team tourism ( see more here ), hackathons, and an internal learning platform where you will find multiple trainings. An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: You will join a team you can count on - we work with top-class specialists who have knowledge- and experience-sharing in their DNA. You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. You will meet the Allegro Scale , which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!

🏢 Summary: Team Leader – Digital Trust role focused on leading a Java-based engineering team delivering secure digital signature and electronic contracting solutions compliant with eIDAS. The position combines hands-on backend development with technical leadership, mentoring, and ownership of microservices in a distributed, cloud-enabled environment. Responsibilities include ensuring code quality, system reliability, security, and continuous delivery within an Agile process. 🗂️ Requirements: Proven experience as Team Leader or Engineering Manager, Strong experience with Java 8–11+, Experience with Spring Boot, Spring Security, Hibernate, Experience with REST and SOAP Web Services, Experience with Kubernetes and Docker, Proficiency with GIT, Knowledge of Unix and Bash, Understanding of distributed systems and networking, Strong SQL database design and SQL knowledge, Experience with CI/CD and Jenkins, Experience working in Agile environment, Ability to troubleshoot production issues in microservices 📃 Skills: Java, SpringBoot, SpringSecurity, Hibernate, REST, SOAP, Kubernetes, Docker, GIT, Unix, Bash, SQL, Jenkins, MongoDB, Oracle, Hazelcast, AWS, Azure, PKI, Cryptography, HSM, OpenAPI, Helm, Maven, Prometheus, Grafana, Testlink 🏢 Description: About the job Hey! Nice to see you! Let’s share our story to get to know a bit better…. We are business and technology enthusiast that are constantly hungry for new challenges, self- and others-development and nothing motivates us more that great software products and happy customers. At Incubly , we believe that great people want to work with great people, so we started to build such a company that will attract great minds and that we can achieve everything not feeling that we actually work, but just have fun…. Our mission is to support tech companies, startups (scaleups) mainly, in fast and high-quality scale-up of their teams and boost their product development, testing and deployment; so we can succeed together. We are currently working with french company that provides innovative solutions to help guarantee the security and legal value of paperless transactions and electronic contracting processes while offering an optimized user experience, across multiple channels, whether online, mobile, in-branch or over the phone. The solutions allow users to commit to a contract and guarantee the integrity of that commitment through a digital signature function. It also generates enforceable proof that can be used in the event of a dispute. The solutions are compliant with the European eIDAS Regulation* framework on electronic identification and trust services for electronic transactions in the internal market to create, validate and preserve simple, advanced and qualified signatures. Electronic contracting and paperless transactions are a major strategic tool for strengthening customer relationships, accelerating business growth, and improving efficiency. Transforming a contracting process to make it entirely electronic requires securing and giving legal value to transactions, agreements and documents involved. If you like to work with us, let us share our need for competencies - we look for a Team Leader - Digital Trust Your daily responsibilities Guide development team in software development and general engineering practices Serve as the direct supervisor for a team of developers, managing their day-to-day engagement and well-being Conduct regular 1-on-1 meetings to provide feedback, remove blockers, and align individual goals with company objectives Technical mentoring of developers in the team Work with the team to analyze and estimate backlog and plan development tasks Deliver features based on functional specification with cooperation with Product Owner and Functional Analyst Participate in code review process to ensure application quality, consistency and spread of good engineering practices Troubleshoot and investigate production technical issues within microservices owned by your team Implement and improve non-functional product items eg: High Availability, performance, platform monitoring Prepare and perform software patching due to security constraints, libraries eol etc Provide estimation input for roadmap items to the Product Owner Explain technical issues with non-technical team members eg: Product Owner Contributes to common libraries used across products Keep technical debt of product at a low level We need you to have Proven experience in a Team Leader or Engineering Manager role Strong knowledge and experience in Java (8 to 11+) General knowledge in Software Development Lifecycle and practices, including current industry trends Leadership skills and experience in leading or mentoring developers Experience working with Kubernetes / Docker Proficiency in using GIT Working experience with Spring Boot, Spring Security, Hibernate, WEB Services (REST and Soap) Knowledge of Unix ecosystem and tools (+Bash scripting) Understanding of networking topology and components of distributed web applications Good understanding of SQL database design and operations (SQL syntax) Familiar with CI/CD and automation tools (Jenkins) Familiar with an Agile development process (code reviews, daily standups, sprint definition, review and retros) Strong time estimation skills, and a track record of achieving deadlines Would be great if you have Experience with MongoDB, Oracle, Hazelcast in-memory DB Knowledge about PKI mechanisms : Cryptography, Certificates, HSM Experience with cloud environments (AWS, Azure) Working experience with commercial software development, testing and deployment processes (Testlink) Working experience with cloud services based on API ; OpenAPI Our Architecture and Technology Stack programming language: Java 8 to 11+ Kubernetes / Docker GIT SpringBoot, SpringSecurity, Hibernate, WebServices (REST,  Soap) CI/CD tools: Jenkins DB: Mongo, Oracle IntelliJ Prometheus, Grafana Hazelcast in-memory DB HSMs cloud services based on API, OpenAPI Testlink Helm Maven Our offer In addition to great company and challenging projects, we can offer much, much more, i.e. possibility to choose from onsite (in Lodz, Poland) or hybrid work ( one day a week in our office in Łódź city center ) reporting line to an experienced Technical Manager located in Poland B2B or employment contract monthly remuneration offered: 1.400  - 1.500 PLN net per day on B2B and 22.000 - 24.000 zł on the employment agreement

🏢 Summary: DevOps Engineer (Database) role focused on designing, automating and operating database services across AWS cloud and on‑prem environments. The position involves building CI/CD pipelines, managing Kubernetes-based deployments, and automating infrastructure using IaC and scripting. The engineer supports full lifecycle management of Oracle and PostgreSQL databases in an international squad. 🗂️ Requirements: Strong Python proficiency, Bash scripting experience, Hands-on Oracle administration, Hands-on PostgreSQL administration, Experience with AWS core services, Kubernetes practical experience, Infrastructure as Code with Terraform or CloudFormation, Configuration management with Ansible, CI/CD using GitLab or Jenkins, Experience with virtualization technologies 📃 Skills: Python, Bash, Oracle, PostgreSQL, AWS, RDS, EC2, VPC, IAM, ALB, NLB, S3, EKS, ECS, CloudWatch, CloudTrail, Kubernetes, Terraform, CloudFormation, Ansible, GitLab, Jenkins, VMware, Hyper-V, KVM, Nutanix 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for DevOps Engineer (DataBase) to join Sopra Steria Polska and one of our innovative international squads located in Belgic and Poland. You will play a pivotal role in the delivery of our database services across cloud and on-premises environments. This team is responsible for designing, implementing and maintaining the full lifecycle of database solutions. Note that we can only offer cooperation to people who are located in Poland and have EU citizenship. Responsibilities:​ Collaborate with team members to write efficient, reusable, and maintainable code. Contribute to the continuous improvement of existing services by identifying opportunities for optimization. Write unit tests and integration tests where necessary to increase the confidence during development and deployment of the code. Collaborate with team members to build, maintain, and optimise pipelines (build, test, deploy, rollback) for database service automation code in GitLab. Develop and manage Kubernetes Custom Resource Definitions (XRDs) and utilise crossplane to deploy databases across cloud and on-prem environments. Utilise Infrastructure as Code (IaC) and scripting to automate environment provisioning, configuration, patching, backups, DR testing, and routine operational tasks. Suggest and implement automation of deployment and configuration tasks, including automated deployment strategies (blue/green, canary). Document infrastructure, code, scripts, and configurations to ensure maintainability and knowledge transfer within the squad. Administer and automate Oracle and PostgreSQL operational tasks, including migrations, backups/restores, replication, upgrades, and performance tuning in both cloud and on-prem setups Tech stack on the project:​ Python, Oracle, PostgreSQL, AWS and Kubernetes. Qualifications Must have requirements:​ Strong proficiency in Python and experience with Bash scripting. Solid hands‑on experience in Database Operations, especially with Oracle and PostgreSQL. Extensive experience working with AWS core services, including: RDS, EC2, VPC, IAM, ALB/NLB, S3, EKS/ECS, CloudWatch, CloudTrail. Practical experience with Kubernetes and containerized environments. Experience with Infrastructure as Code (IaC) tools such as Terraform or CloudFormation. Knowledge of configuration management tools like Ansible. Experience in CI/CD processes using GitLab or Jenkins. Familiarity with on‑premise virtualization technologies, such as VMware, Hyper‑V, KVM, Nutanix. EU citizenship Fluent English: B2/C1. Being open to occasional business trips abroad and visits in our office in Katowice. Nice to have requirements: Clearance Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP and B2B): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: UOP: 12 000-16 000 PLN gross/month. B2B: 100-140 PLN net/h All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.