Senior Cybersecurity Fullstack Python Engineer | Banking

🏢 Summary: Senior Full Stack Python Engineer role focused on building scalable, secure microservices and REST APIs within the cybersecurity domain for a global financial institution. The position involves developing and deploying containerized solutions, integrating security tools, and contributing to DevSecOps-driven processes in a hybrid work model. You will design resilient software that protects digital banking systems used by millions of customers. 🗂️ Requirements: 6+ years of full-stack Python development experience, Experience with FastAPI, Flask, or Django, Strong knowledge of microservices architecture, Understanding of CQRS, SAGA, event sourcing, Experience with Docker and Kubernetes, Advanced SQL skills, Experience with BigQuery or RedShift, Linux administration skills, Knowledge of TCP/IP, DNS, firewalls, Proficiency with Git and GitFlow, Frontend experience with HTML, CSS, JavaScript, Experience with automated testing frameworks, Understanding of Agile and DevSecOps practices, Fluent English, Legal right to work in the EU 📃 Skills: Python, FastAPI, Flask, Django, REST, Microservices, CQRS, SAGA, Docker, Kubernetes, SQL, BigQuery, RedShift, Linux, TCP/IP, DNS, Git, GitFlow, HTML, CSS, JavaScript, Jira, Confluence 🏢 Description: Unleash cybersecurity innovation — develop resilient solutions at the forefront of digital defense. Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Full Stack Python Engineer , you will be working for our client, a global leader in financial services, within the cybersecurity domain. You will help design and build scalable, secure software solutions that safeguard the bank’s digital assets, enabling millions of customers worldwide to bank confidently and securely. Join a dynamic team driving technological excellence and continuous innovation in cybersecurity. Your main responsibilities: Develop and deploy REST API services and microservices using Python frameworks such as FastAPI, Flask, or Django. Collaborate with cybersecurity experts to translate security requirements into scalable, automated software solutions. Integrate third-party vulnerability scanning tools and build in-house security testing capabilities. Support the deployment of services in containerized environments using Docker and Kubernetes, ensuring high availability and performance. Write automated test cases for unit, integration, and functional testing to maintain code quality. Conduct peer code reviews, support troubleshooting, and optimize existing services for operability and performance. Contribute to continuous improvement of development processes within an agile/DevSecOps environment. Document solutions and technical procedures in line with governance standards. You're ideal for this role if you have: Over 6 years of experience in full-stack Python development with frameworks like FastAPI, Flask, or Django. Strong understanding of microservice architecture, CQRS, SAGA, and event sourcing. Experience deploying services with Docker and Kubernetes. Advanced SQL skills, with ability to craft complex queries. Knowledge of cloud data warehouse platforms such as BigQuery or RedShift. Linux sysadmin skills and a solid grasp of networks and protocols like TCP/IP, DNS, firewalls. Proficiency with Git and branching strategies like GitFlow. Some frontend development experience using HTML, CSS, JavaScript. A test-driven mindset with experience in automated testing frameworks. Good understanding of agile methodologies and DevSecOps tools like Jira and Confluence. Excellent communication skills in English (fluent level). It is a strong plus if you have: Cybersecurity-related experience such as working with SAST, DAST, penetration testing, or threat detection. Experience in cloud platforms such as AWS, GCP, or Azure, including infrastructure as code with Terraform. Frontend frameworks like React. Database administration skills across relational and non-relational systems like MSSQL, Postgres, or MongoDB. Experience working with message queues like Kafka or RabbitMQ. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Backend Engineer role focused on building secure, scalable backend services in Python and Node.js for advanced cybersecurity platforms. The position involves architecting and operating cloud-native solutions on GCP, optimizing databases, and implementing secure authentication flows. You will drive automation, reliability, and best practices in a hybrid Krakow-based environment. 🗂️ Requirements: Minimum 6 years backend development experience, Expertise in Python, Expertise in Django, Expertise in Node.js, Expertise in TypeScript, Experience with NestJS, Hands-on experience with GCP services, Experience with GKE, Experience with Cloud Run, Experience with Pub/Sub, Experience with Terraform, Strong knowledge of security principles, Experience implementing OAuth2, Experience implementing OpenID Connect, Experience with PostgreSQL, Ability to design scalable backend systems, Fluent English, Legal right to work in the EU 📃 Skills: Python, Django, Node.js, TypeScript, NestJS, GCP, GKE, CloudRun, PubSub, PostgreSQL, Terraform, OAuth2, OpenIDConnect, Go, Rust, Filestore 🏢 Description: Unleash innovation in security — shape the future of cyber defense! Krakow-based opportunity with hybrid work model As a Senior Python & Node.js Backend Engineer , you will be working for our client, a leading player in the cybersecurity industry, dedicated to building cutting-edge security platforms that protect organizations worldwide. You will contribute to developing innovative solutions that enhance digital safety, automation, and reliability—driving the next generation of security technology. Your main responsibilities: Hands-on development of high-quality, production-grade backend services in Python (Django) and Node.js (TypeScript/NestJS). Architect scalable, secure solutions on Google Cloud Platform (GKE, Cloud Run, Pub/Sub) and optimize PostgreSQL database performance. Lead the lifecycle management of cloud-native services, ensuring resilience, observability, and cost-efficiency. Design and implement OAuth2/OpenID Connect flows within GCP environments. Translate business opportunities into effective technical solutions. Develop automation to improve deployment, monitoring, and maintenance processes. Mentor team members and promote engineering best practices. Stay updated with the latest industry trends and share knowledge across teams. You're ideal for this role if you have: At least 6 years of experience in backend development or related fields. Deep expertise in Python (Django) and Node.js (TypeScript/NestJS). Hands-on experience with GCP services (Cloud Run, GKE, Filestore) and Infrastructure as Code (Terraform). Strong understanding of security principles, including zero trust models. Ability to build scalable, high-performance backend services, including some experience with Go or similar languages. A full-stack understanding with a focus on backend systems. Proven track record of creating secure, reliable, and efficient backend solutions. Demonstrated mastery in your technical discipline and a passion for engineering excellence. It is a strong plus if you have: Experience with Go, Rust, or other emerging languages. The ability to identify problems or opportunities and engineer effective solutions. Respected for your craftsmanship, not just your ideas. A holistic view to complex problem solving. Language Required for the role: Fluent English (written and spoken) Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Full Stack Developer role within an AI-driven financial markets team, focused on building and supporting NLP-based tools for real-time market data access. The position involves end-to-end development in Java and Python within a microservices architecture, following a "build it, support it" approach. Hybrid work model in Kraków with strong emphasis on scalable, high-performance solutions. 🗂️ Requirements: Minimum 4 years full stack development experience, Strong experience with Java and Spring Framework, Proven experience with Python, Knowledge of SQL and NoSQL databases, Experience with PostgreSQL and MongoDB, Understanding of microservices architecture, Knowledge of SOLID and Clean Code principles, Familiarity with DDD and BDD, Experience in financial or data-driven systems, Fluent English, Legal right to work in the EU 📃 Skills: Java, Python, Spring, SQL, PostgreSQL, MongoDB, Microservices, NLP, AI, ML, LangChain, LangGraph, JavaScript, Vue, React, DDD, BDD, SOLID, CleanCode, EventStreaming, PromptEngineering, CleanArchitecture 🏢 Description: Ignite innovation through full-stack development — craft solutions that reshape financial markets with cutting-edge technology. Kraków-based opportunity with hybrid work model (up to 3 remote days per week). As a Full Stack Developer , you will be working for our client, a leading player in the financial technology sector, within the AI Markets team. You will contribute to developing and supporting transformative natural language processing tools that revolutionize how institutional investors access real-time global markets data, enabling faster, smarter financial decisions. This role offers a unique chance to be at the forefront of AI-driven innovation in a dynamic, fast-paced environment that values continuous learning and mobility. Your main responsibilities: Collaborate within a small, agile team of 4-6 members to deliver high-quality features iteratively from requirements to production. Take business requirements, break them into user stories, and implement solutions using Java and Python in an efficient, scalable manner. Participate in all phases of the development lifecycle, including analysis, testing, deployment, and production support, embodying the “build it, support it” philosophy. Identify and address technical debt, ensuring a sustainable balance between new development and system health. Design solutions aligned with technology standards, guidelines, and constraints while focusing on optimal performance and security. Pair with team members to share expertise, review code, and foster continuous improvement. You're ideal for this role if you have: Minimum 4 years of experience in full stack development, ideally within financial or data-driven environments. Deep understanding of software development principles such as SOLID, Clean Code, DDD, and BDD. Proven experience with Java (especially Spring Framework) and Python. Solid knowledge of SQL/NoSQL databases, including PostgreSQL and MongoDB. Familiarity with microservices architecture and event streaming technologies is a plus. Experience with machine learning, NLP, AI, or Data Science is advantageous. Excellent communication skills in fluent English, both oral and written. Ability to work effectively in a hybrid environment and adapt to cross-geography collaboration. It is a strong plus if you have: Experience with Prompt Engineering, LangChain, LangGraph, or Clean Architecture. Prior exposure to front-end platforms such as JavaScript, Vue, or React. Language Required for the role: Fluent English (oral and written) Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8882 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Full Stack Java & React role focused on migrating banking reporting platforms to the cloud and building scalable web applications within a microservices architecture. The position involves cloud transformation, REST API development, and collaboration in an agile, cross-country environment. It combines backend, frontend, cloud, and DevOps responsibilities in a financial domain context. 🗂️ Requirements: 3+ years experience in full-stack web application development, Experience with microservices architecture, Proficiency in Java 17+, Strong knowledge of Spring and Spring Boot, Experience in RESTful API development, Experience with ReactJS, Proficiency in JavaScript and TypeScript, Hands-on experience with Google Cloud Platform, Experience with relational databases or data warehouses, Experience with Git and SCM systems, Understanding of CI/CD pipelines, Knowledge of Jenkins 📃 Skills: Java, Spring, SpringBoot, REST, ReactJS, JavaScript, TypeScript, GCP, PostgreSQL, BigQuery, AlloyDB, Git, GitHub, Jenkins, CI/CD, Microservices, ApacheECharts 🏢 Description: Unleash innovation at the intersection of cloud, data, and full-stack development — shape the future of banking technology! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Java & React Full Stack Developer , you will be working for our client, a leading global financial institution, supporting the transformation of their data and reporting systems within the International Wealth & Premier Banking division. You will be instrumental in migrating critical reporting platforms to the cloud and developing scalable, web-based applications that enhance decision-making and operational efficiency. Join a dynamic team committed to technological excellence and career growth in the finance sector. Your main responsibilities: Independently design, develop, test, and deploy web applications in a collaborative, cross-country environment. Support the migration of existing reporting systems to cloud-based platforms, ensuring seamless transition and minimal disruption. Mentor and guide team members, facilitating knowledge transfer and best practices for technology stack evolution. Ensure development adherence to IT methodologies, security standards, and documentation requirements. Work in an agile environment to deliver high-quality features aligned with client needs. You're ideal for this role if you have: 3+ years of experience in delivering large-scale full-stack web applications with microservice architecture. Strong proficiency in Java (Java 17+ preferred), Spring/Spring Boot, and RESTful API development. Expertise in ReactJS, JavaScript, and TypeScript. Hands-on experience with Google Cloud Platform products. Working knowledge of relational databases/data warehouses such as PostgreSQL, BigQuery, or AlloyDB. Experience with Git and SCM systems like GitHub. Knowledge of data visualization tools (e.g., Apache ECharts) is an advantage. Understanding of CI/CD pipelines, particularly Jenkins. It is a strong plus if you have: Certifications or experience in cloud architecture or DevOps practices. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8678 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Hybrid Senior FullStack Developer (Java & Angular) role focused on building and maintaining scalable credit applications for international banking operations within a modern technology hub. The position involves full lifecycle development of microservices-based systems aligned with regulatory and group standards. You will contribute to high-impact financial projects in a distributed, Agile environment. 🗂️ Requirements: Minimum 4 years of experience as FullStack Developer, Minimum 2-3 years of experience with Angular 8+, Minimum 2-3 years of experience with Java 11+, Experience with Spring Framework (Boot, Batch, Security), Experience with RESTful microservices, Experience with SQL and PL/SQL, Experience with Oracle databases, Experience with Hibernate and JUnit, Experience with CI/CD tools (Jenkins), Understanding of Agile methodologies, Fluent English, Legal right to work in the European Union 📃 Skills: Java, Angular, TypeScript, JavaScript, HTML, CSS, JSON, XML, Hibernate, JUnit, Spring, SpringBoot, SpringBatch, SpringSecurity, REST, Microservices, SQL, PLSQL, Oracle, Jenkins, CI/CD 🏢 Description: Warsaw or Krakow-based opportunity with a hybrid work model, offering 4 remote days per week. As a Senior FullStack Developer – Java & Angular , you will be working for our client, a leading European bank that operates across 72 countries and is driving a cutting-edge tech revolution. Join a new, state-of-the-art hub dedicated to developing critical banking systems for global organizations, pushing the boundaries of financial technology and innovation. Your main responsibilities: Develop and design highly scalable credit applications to support international banking operations Analyze user requirements, develop specifications, and design, code, test, and implement systems aligned with group standards and regulatory requirements Handle development and design projects with proactive estimation, planning, and status reporting to management across locations in Paris/India and ISPL Follow best practices and quality processes for software development Work independently on assigned tasks, with potential mentoring of team members on technical and functional topics Contribute to code reviews and ensure the ongoing maintenance and refactoring of applications Ensure seamless application maintenance and continuous improvement of code quality You're ideal for this role if you have: At least 4 years of experience as a FullStack Developer Proven expertise in Angular 8+ (preferably Angular 14), JSON, XML, TypeScript, JavaScript, HTML, CSS (minimum 2-3 years) Strong background in Java 11+ (project currently runs on Java 17), JDK 8+, Hibernate, JUnit, Spring Framework (Boot, Batch, Security), and RESTful microservices (minimum 2-3 years) Experience working with SQL and PL/SQL, Oracle databases Good understanding of Agile methodologies, web services, APIs, and micro-services architecture Knowledge of DevOps principles & tools such as Jenkins for CI/CD pipelines Excellent communication skills with a high level of soft skills Fluent English proficiency It is a strong plus if you have: Banking or financial industry experience and domain knowledge Language required for the role: Fluent English Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you: ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participate in Social Events, training, and work in an international environment Access to attractive Medical Package Access to Multisport Program Access to Pluralsight Flexible hours & remote work Internal job number #8030 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Senior Fullstack Engineer role focused on designing and delivering scalable, user-centric applications using Java and React in a hybrid Krakow-based model. The position involves shaping software architecture, enhancing UI/UX, optimizing databases, and supporting DevOps and Service Management processes. You will contribute to secure, high-performance systems supporting digital transformation initiatives. 🗂️ Requirements: 5+ years of experience in Java production application development, Commercial experience with React frontend development, Strong proficiency in Java and Web API development, Experience in building secure and scalable backend services, Expertise in database design with PostgreSQL, Experience with T-SQL scripting, Query optimization and performance tuning skills, Hands-on experience with CI/CD pipelines, Practical knowledge of DevOps practices, Strong understanding of SDLC, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, WebAPI, PostgreSQL, T-SQL, SQL, CI/CD, DevOps, SDLC 🏢 Description: Unleash innovation by shaping the future of software architecture and user experience! Krakow-based opportunity with hybrid work model, offering flexibility and dynamic collaboration. As a Senior Fullstack Engineer – Java and React Development , you will be working for our client in the technology industry, focusing on designing scalable, efficient, and user-centric applications. You will contribute to creating cutting-edge solutions that enhance UX, application stability, and operational efficiency, supporting the digital transformation journey. Your main responsibilities: Participating in software architecture design to build robust systems. Leading UI enhancements and improvements to elevate user experience and application stability. Implementing solutions following best Design Patterns for maintainability and scalability. Analyzing requirements to fully understand solutions and recommending data-driven improvements. Creating comprehensive documentation for developed solutions to ensure clarity and knowledge sharing. Developing and testing application prototypes to validate concepts and designs. Managing changes through the Service Management lifecycle, ensuring smooth transitions. Contributing actively to automation initiatives and Service Management process improvements. Providing exceptional customer support by addressing issues promptly and effectively. Communicating with customers to understand needs and deliver tailored solutions. You're ideal for this role if you have: At least 5 years of professional experience in production applications development in Java, including front-end development with React. Strong proficiency in Java and Web API development, with a focus on building secure, scalable backend services. Expertise in database design, particularly with PostgreSQL, T-SQL scripting, query optimization, and performance tuning. Hands-on experience with DevOps practices like CI/CD pipelines. Deep understanding of the Software Development Life Cycle (SDLC), from requirements gathering to deployment and maintenance. Exceptional problem-solving skills with keen attention to detail, ensuring high-quality deliverables. It is a strong plus if you have: Experience with cloud platforms (e.g., AWS, Azure). Certifications in Java, React, or DevOps tools. Language Required for the role: Fluent English, with excellent communication skills. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8954 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Senior Fullstack Engineer role focused on designing and delivering scalable Java and React applications in a hybrid model. The position involves architecture design, backend and UI development, DevOps practices, and end-to-end SDLC ownership to build high-quality digital solutions. The role combines technical leadership, system optimization, and customer-focused problem solving. 🗂️ Requirements: 8+ years Java application development experience, Commercial experience with React frontend development, Strong Java and Web API development skills, Experience building scalable backend services, Advanced SQL knowledge with PostgreSQL, T-SQL scripting and query optimization, Experience with CI/CD pipelines, Strong understanding of SDLC, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, SQL, PostgreSQL, T-SQL, CI/CD, WebAPI, AWS, Azure, DevOps, SDLC 🏢 Description: Empower innovation at the forefront of software development — shape scalable solutions that transform user experiences! Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Java & React Fullstack Engineer – Software Development , you will be working for our client, a leading technology company dedicated to delivering cutting-edge digital solutions. You’ll contribute to designing and building robust applications that enhance customer engagement and operational efficiency, fueling digital transformation and innovation. Your main responsibilities: Participate in software architecture design to ensure scalable, secure, and high-quality systems. Lead UI improvements and implement solutions to elevate UX and application stability. Develop according to best practices and Design Patterns to produce maintainable and efficient code. Analyze requirements thoroughly and recommend enhancements for optimal solutions. Create clear documentation to support ongoing development and maintenance. Develop and validate application prototypes to test concepts and user interactions. Manage changes throughout the Service Management lifecycle, supporting automation and continuous improvement initiatives. Provide exceptional customer support by promptly addressing and resolving technical issues. Communicate effectively to understand customer needs and deliver tailored solutions. You're ideal for this role if you have: 8+ years of professional experience in Java application development, including front-end (preferably React). Strong proficiency in Java, Web API development, and building scalable backend services. Solid SQL skills with PostgreSQL, including T-SQL scripting, query optimization, and performance tuning. Experience with DevOps practices such as CI/CD pipelines. Extensive knowledge of the SDLC, from requirements gathering to deployment and maintenance. Exceptional problem-solving skills and keen attention to detail to ensure high-quality deliverables and resolve complex issues efficiently. It is a strong plus if you have: Certifications in Java, React, or DevOps. Experience with cloud platforms such as AWS or Azure. Language Required for the role: Fluent English proficiency. Eligibility to work on this role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8955 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .

🏢 Summary: Senior Java Full Stack Developer role focused on building and supporting scalable banking applications within a global engineering team. The position involves developing microservices-based systems, ensuring production stability, and driving digital transformation in financial services. Hybrid work model with strong emphasis on DevOps, observability, and end-to-end support. 🗂️ Requirements: 6+ years of Java and full-stack development experience, Expertise in Java 21 and Spring Boot 3.x, Experience with microservices architecture and REST APIs, Strong knowledge of React JS, Experience with PostgreSQL, Experience with messaging systems (MQ or Solace), Familiarity with Kubernetes and Redis, Experience with CI/CD and DevOps practices, Knowledge of observability and monitoring tools, Fluent English, Legal right to work in the EU 📃 Skills: Java, Spring, SpringBoot, Microservices, REST, JSON, React, PostgreSQL, MQ, Solace, Kubernetes, Redis, Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible, CI/CD, DevOps 🏢 Description: Empower financial innovation — shape the future of banking technology! Krakow-based opportunity with hybrid work model allowing up to 3 remote days per week. As a Senior Java Full Stack Developer – Banking and Financial Services , you will be working for our client, a leading global bank, contributing to the development and support of critical financial applications. You will help build robust, scalable systems that drive digital transformation in the banking sector, offering innovative solutions to complex financial challenges. Your main responsibilities: Deliver application enhancements and provide ongoing support as a key member of a global engineering team. Collaborate with business stakeholders to plan, execute, and meet project milestones. Lead the resolution of critical incidents, ensuring timely fixes and issue resolution. Own end-to-end production support, managing support requests, tickets, and queries. Diagnose, troubleshoot, and resolve application performance, stability, and usability issues. Create and maintain technical documentation, best-practice guides, and process artifacts. Continuously develop your skills through training, certifications, and practical experience. Act as a subject matter expert for system functionality, operational constraints, and best practices. Participate actively in agile delivery, identifying risks and dependencies early. You're ideal for this role if you have: 6+ years of experience in Java development and full-stack engineering. Deep expertise with Java 21, Spring Boot 3.x, microservices, REST APIs, and JSON. Strong knowledge of React JS, PostgreSQL, and messaging systems like MQ or Solace. Working familiarity with Kubernetes, Redis, and application security best practices. Exposure to observability tools and DevOps/CI/CD pipelines: Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible. Excellent written and verbal communication skills in English. Ability to work effectively across distributed teams with responsiveness and ownership. Customer-focused mindset with a passion for high-quality deliverables. Comfortable operating within a DevOps model, supporting testing, analysis, and support tasks. It is a strong plus if you have: Basic Python, shell scripting, and experience with workflow engines like Activiti. Familiarity with testing frameworks such as JMock/Mockito and Selenium. Support or development experience with workflow-based applications. Language Required for the role: Fluent English Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Full Stack Developer role focused on building AI-driven solutions for Global Markets using NLP technologies. The position involves designing and delivering scalable microservices-based systems in a hybrid work model while contributing across the full software development lifecycle. You will work in a small agile team to create robust digital products for institutional banking. 🗂️ Requirements: Minimum 5 years software development experience, Strong knowledge of SOLID, Clean Code, DDD, BDD, Proven experience with Java and Python, Hands-on experience with Spring Framework, Experience with SQL and NoSQL databases, Experience with PostgreSQL and MongoDB, Experience with microservices architecture, Experience with event streaming technologies, Fluent English, Legal right to work in Europe 📃 Skills: Java, Python, Spring, SQL, NoSQL, PostgreSQL, MongoDB, Microservices, EventStreaming, JavaScript, Vue, NLP, AI, MachineLearning, LangChain, LangGraph 🏢 Description: Ignite innovation at the forefront of financial technology — design and develop transformative AI-driven solutions. Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Full Stack Developer , you will be working for our client, a leader in Global Markets Technology within the Corporate and Institutional Banking sector. You will be part of an award-winning AI Markets team, leveraging natural language processing (NLP) to revolutionize how institutional investors interact with global markets. This role offers a unique opportunity to contribute to cutting-edge digital services that shape the future of financial technology and accelerate your career growth. Your main responsibilities: Collaborate within a team of 4-6 engineers alongside a dedicated product owner to deliver high-quality features. Break down business requirements into user stories and execute iterative deliveries to production. Engage in all phases of the development lifecycle, including analysis, testing, and production support. Maintain a focus on product support, ensuring solutions are sustainable and robust. Identify areas of technical debt and balance new functionality development. Design scalable, efficient solutions following established technology guidelines. Pair with team members to share knowledge and develop innovative system architectures. You're ideal for this role if you have: At least 5 years of extensive development experience in software engineering. Deep understanding of software development principles (SOLID, Clean Code, DDD, BDD). Demonstrable expertise in Java and Python. Extensive experience with Spring Framework. Proficiency with SQL and NoSQL databases (PostgreSQL, MongoDB). Prior experience with event streaming technology and microservices architecture. Ability to collaborate and teach engineering teams to develop new systems. Effective written and spoken communication skills in English, fluent level. It is a strong plus if you have: JavaScript / Vue.js experience. Knowledge or experience in machine learning, NLP, AI, data science, or prompt engineering. Familiarity with LangChain, LangGraph, and Clean Architecture principles. Language required for the role: Fluent command of English, both written and spoken. Eligibility to work in this role: Only candidates with an existing legal right to work in Europe will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: B2B Fullstack Engineer role focused on building automation and integration solutions within a cybersecurity engineering team, combining backend Python development with modern frontend work. The position involves designing end-to-end solutions across web applications and infrastructure, contributing to DevOps practices, and working in an agile environment. Hybrid model in Cracow with strong emphasis on APIs, security, and CI/CD processes. 🗂️ Requirements: Strong experience with Python, Experience in full stack development (frontend and backend), Knowledge of HTML, Knowledge of CSS, Knowledge of JavaScript, Understanding of REST APIs, Understanding of JSON, Understanding of SOAP, Knowledge of OpenAPI or Swagger, Knowledge of microservices architecture, Understanding of authentication and authorization mechanisms, Experience with PostgreSQL, MSSQL, or MongoDB, Experience with CI/CD pipelines, Knowledge of DevOps practices, Working knowledge of Linux or Windows environments 📃 Skills: Python, HTML, CSS, JavaScript, REST, JSON, SOAP, OpenAPI, Swagger, PostgreSQL, MSSQL, MongoDB, CI/CD, Linux, Windows, Microservices, Authentication, Authorization, Figma, JIRA, Scrum, Lean 🏢 Description: Fullstack Engineer (Python/ API/ Security) Location: Cracow (hybrid model: 6 days per month from the office) Contract B2B( hourly rate—no additional days off) We’re looking for a Full Stack Engineer with a passion for automation, integration, and modern UI development to join a growing cybersecurity engineering team. This role sits at the intersection of software engineering and security, giving you the chance to work on impactful solutions while expanding your expertise in cybersecurity. You’ll be part of a cross-functional team focused on building and improving automation and integration solutions—working on everything from product integrations and data flows to user-facing interfaces. While prior cybersecurity experience is a plus, what matters most is your curiosity and willingness to learn. What you’ll do Design and build end-to-end automation solutions across web applications and infrastructure (on-prem and container-based). Collaborate with engineers, product experts, and stakeholders to identify improvements and deliver high-quality solutions. Contribute to continuous improvement by removing bottlenecks and optimizing processes. Work in an agile environment using modern delivery practices and tools (e.g., Scrum, Lean, JIRA). Troubleshoot and resolve issues across development, testing, and production environments. Support and mentor team members while promoting engineering best practices. Help shape DevOps pipelines, CI/CD processes, and production support standards. What we’re looking for Strong experience with Python (scripting and/or web development). Solid background in full stack development (frontend + backend). Familiarity with modern frontend tools and technologies (HTML, CSS, JavaScript, UI/UX basics, wireframing tools like Figma). Understanding of APIs and integration standards (REST, JSON, SOAP, OpenAPI/Swagger). Knowledge of microservices architecture and secure service design (authentication/authorization). Experience with databases such as PostgreSQL, MSSQL, or MongoDB. Exposure to CI/CD pipelines, DevOps practices, and agile methodologies. Working knowledge of Linux/Unix or Windows environments. Awareness of cybersecurity domains (data, network, endpoint security) is a plus. Nice to have Experience in roles such as Systems Engineer, Application Developer, or Application Support. Background in infrastructure automation or platform engineering. Interest in cybersecurity and secure software development.