Backend Java Engineer with DevOps focus

🏢 Summary: Backend Engineer role focused on developing and maintaining a global Mobile Wallet Platform, combining Java backend development with DevOps responsibilities. The position involves managing containerized environments, building CI/CD pipelines, and improving system observability in a high-scale transaction system. Remote work with occasional on-site presence in Warsaw. 🗂️ Requirements: 3+ years of Java development experience, Hands-on experience with Kubernetes, Hands-on experience with Docker, Experience with CI/CD automation, Proficiency with Gradle or Maven, Experience with Apache Kafka, Experience with SQL or Oracle databases, English level B2 or higher 📃 Skills: Java, JavaEE, Kotlin, Docker, Kubernetes, Jenkins, GitLabCI, Gradle, Maven, Kafka, SQL, Oracle, OpenTelemetry 🏢 Description: Role Overview: Are you a developer who loves to own the entire lifecycle of an application? We are looking for a Backend Engineer with a strong DevOps mindset to bridge the gap between code and infrastructure for our global Mobile Wallet Platform. Key Responsibilities: Backend development (Java EE) with a focus on automation and deployment . Configuring and managing Docker and Kubernetes environments. Building and maintaining CI/CD pipelines (Jenkins, GitLab CI). Optimizing system observability using OpenTelemetry and logging tools Requirements: 3+ years of experience in Java development. Hands-on experience with Kubernetes and Docker is mandatory. Proficiency in CI/CD automation and Gradle/Maven. Experience with Apache Kafka and SQL/Oracle. Fluent English (B2+). Project Context Scale: Handling billions of transactions globally. Tech Stack: Java EE, Kotlin, Kafka, Docker, Kubernetes, OpenTelemetry. Location: Remote with occasional visits to the Warsaw office (approx. once a month). Team: Agile setup (5-7 people). Impact: Enabling financial inclusion for the unbanked populations worldwide.

🏢 Summary: Long-term remote B2B contract for a Backend Engineer responsible for building and maintaining high-performance backend systems in Java, deployed on Kubernetes within AWS. The role focuses on developing containerized applications and leveraging cloud services to ensure scalability and reliability. Work involves JVM-based technologies and cloud-native architecture. 🗂️ Requirements: Proficiency in Java, Experience with Spring Boot and JVM ecosystem, Hands-on experience with AWS services (Lambda, EC2, ECS, EKS), Minimum 1–2 years of experience with AWS or other cloud platforms, Strong knowledge of Docker and Kubernetes, Experience building and managing containerized applications, Basic knowledge of Terraform, Knowledge of Camunda or AWS Step Functions 📃 Skills: Java, Spring, JVM, AWS, Lambda, EC2, ECS, EKS, Kubernetes, Docker, Terraform, Camunda, StepFunctions, Angular, Python 🏢 Description: Backend Engineer (Java/Kubernetes/AWS): Introduction & Summary: This role requires a skilled Backend Engineer proficient in Java with experience in Kubernetes and AWS. The ideal candidate will be responsible for developing and maintaining efficient backend systems that prioritize performance and reliability while leveraging cloud technologies. What we offer: Full Remote Rate: 180-200 PLN/ H+ VAT Long Term B2B contract Main Responsibilities: Develop and maintain backend systems, running in Kubernetes in the AWS cloud, with a focus on performance and reliability. Build and manage containerized applications using tools like Docker and Kubernetes. Utilize cloud services, particularly AWS, to deploy and operate applications efficiently. Key Requirements: Proficiency in Java is required, with additional experience in Python as a plus. Experience with the JVM ecosystem, especially Spring Boot. Familiarity with frontend technologies, particularly Angular. Solid understanding of containerization technologies, including Docker and Kubernetes. Hands-on experience with AWS cloud services like Lambda, EC2, ECS, and EKS. Basic Terraform knowledge is essential. Minimum of 1-2 years working with AWS or equivalent experience with other cloud platforms. Knowledge of business process modeling or workflow orchestration tools such as Camunda or AWS Step Functions. Nice to Have: Experience with CI/CD pipelines. Familiarity with microservices architecture. Understanding of Agile methodologies. German languages Other Details: This position may offer remote work flexibility. The role is for a long-term assignment focusing on cloud-based technologies in a dynamic environment.

🏢 Summary: Backend Engineer role focused on building and modernising a global payments platform using Java and microservices architecture. The position involves developing reliable backend services and creating robust test automation frameworks to ensure high-quality, scalable payment processing. The role supports migration from legacy systems to API-driven, microservices-based solutions in an Agile/DevOps environment. 🗂️ Requirements: Strong experience with Java 11+, Hands-on experience in software testing and automation frameworks, Understanding of REST APIs, Knowledge of microservices architecture, Experience with Git, Experience with Unix/Linux environments, Experience with SQL databases, Experience with Spring and Spring Boot 📃 Skills: Java, Spring, SpringBoot, SQL, Oracle, Git, Unix, Linux, REST, Microservices, Automation, Testing 🏢 Description: Build the platform that moves money around the world We’re looking for a Backend Engineer with strong Java and test automation experience to join the team behind a global payments platform that enables businesses and customers to move money quickly, securely, and globally . The platform powers international payments that help organisations pay suppliers, process salaries, transfer funds, and pay taxes directly to authorities through multiple channels. You’ll play a key role in modernising payment systems , building high-quality microservices , and developing automation frameworks that ensure reliability at scale . As part of the engineering team, you’ll help design and build reliable payment services used globally. You will: Develop and maintain backend services and microservices in Java (11/17/21) Design and implement robust test automation frameworks to ensure high-quality software delivery Support the modernisation of legacy systems , migrating towards API and microservices-based architecture Improve system efficiency by increasing Straight-Through Processing (STP) capabilities Collaborate closely with engineers, testers, and stakeholders in an Agile/DevOps environment Contribute to scalable, resilient solutions powering global payment flows Must-have experience Strong development experience with Java 11+ (Java 17+ preferred) Hands-on experience in software testing and building automation frameworks Solid understanding of RESTful APIs and microservices architecture Experience working with Git for version control Comfortable working in Unix/Linux environments and command-line tools Experience with databases and SQL (Oracle preferred) Experience with Spring / Spring Boot Nice to have Experience with Test-Driven Development (TDD) Knowledge of scripting languages such as Python or Bash Experience working within a QA or testing-focused team Understanding of application monitoring and observability tools The role has a Hybrid model : candidates form Cracow 6x per month, outside of Cracow 3 - 5 x per month, from Warsaw 6x per month

🏢 Summary: The offer is for a Backend Engineer responsible for building and maintaining high-performance backend systems in a cloud-based environment using Java, Kubernetes, and AWS. The role focuses on developing containerized applications and operating them reliably in the AWS cloud. It is a long-term remote B2B contract centered on scalable and cloud-native technologies. 🗂️ Requirements: Proficiency in Java, Experience with JVM ecosystem and Spring Boot, Experience with Kubernetes and Docker, Hands-on experience with AWS services (Lambda, EC2, ECS, EKS), Basic knowledge of Terraform, Minimum 1-2 years of AWS or other cloud platform experience, Understanding of containerization concepts, Knowledge of Camunda or AWS Step Functions 📃 Skills: Java, Python, Spring, SpringBoot, Kubernetes, Docker, AWS, Lambda, EC2, ECS, EKS, Terraform, Angular, Camunda, StepFunctions, JVM 🏢 Description: Backend Engineer (Java/Kubernetes/AWS): Introduction & Summary: This role requires a skilled Backend Engineer proficient in Java with experience in Kubernetes and AWS. The ideal candidate will be responsible for developing and maintaining efficient backend systems that prioritize performance and reliability while leveraging cloud technologies. What we offer: Full Remote Rate: 180-200 PLN/ H+ VAT Long Term B2B contract Main Responsibilities: Develop and maintain backend systems, running in Kubernetes in the AWS cloud, with a focus on performance and reliability. Build and manage containerized applications using tools like Docker and Kubernetes. Utilize cloud services, particularly AWS, to deploy and operate applications efficiently. Key Requirements: Proficiency in Java is required, with additional experience in Python as a plus. Experience with the JVM ecosystem, especially Spring Boot. Familiarity with frontend technologies, particularly Angular. Solid understanding of containerization technologies, including Docker and Kubernetes. Hands-on experience with AWS cloud services like Lambda, EC2, ECS, and EKS. Basic Terraform knowledge is essential. Minimum of 1-2 years working with AWS or equivalent experience with other cloud platforms. Knowledge of business process modeling or workflow orchestration tools such as Camunda or AWS Step Functions. Nice to Have: Experience with CI/CD pipelines. Familiarity with microservices architecture. Understanding of Agile methodologies. Other Details: This position may offer remote work flexibility. The role is for a long-term assignment focusing on cloud-based technologies in a dynamic environment.

🏢 Summary: Senior Backend Engineer role focused on designing and developing scalable, reliable backend services using Java. The position involves working in a cross-functional team to build high-performance systems, improve architecture, and support CI/CD and production environments. 🗂️ Requirements: 5+ years Backend Engineering experience, Strong Java proficiency, Solid knowledge of databases and SQL, Experience with RESTful APIs, Experience with microservices architecture, Experience with high-load systems, Experience with Docker and Kubernetes, Experience with AWS or GCP, Knowledge of CI/CD pipelines, Understanding of Agile practices 📃 Skills: Java, SQL, REST, Microservices, Docker, Kubernetes, AWS, GCP, CI/CD, Golang, Python 🏢 Description: We are looking for a Senior Backend Engineer with strong Java experience to help us design and develop scalable solutions. You will work in a cross-functional team, building reliable services and contributing to the continuous improvement of our systems. This role is ideal for someone who enjoys solving complex problems and driving technical excellence. 💼 Responsibilities: Design, develop, and maintain backend features and services. Collaborate with teams to define requirements and integrate systems. Ensure performance, scalability, and reliability of applications. Contribute to CI/CD processes and support production systems. Write clear documentation and share knowledge within the team. ✅ Requirements: 5+ years of experience as a Backend Engineer, with strong Java skills (Golang/Python is a plus). Solid understanding of databases and SQL. Experience with RESTful API design, microservices, and high-load systems. Familiarity with Docker, Kubernetes, and cloud environments (AWS/GCP). Knowledge of CI/CD pipelines and Agile practices. Strong problem-solving and communication skills. 🎁 We offer: Stable employment in a fast-growing company. Flexible and remote-friendly working model. Health and wellbeing benefits. Learning and development opportunities. Modern equipment and comfortable work environment.

🏢 Summary: Backend Developer role in a large-scale financial project focused on designing and developing complex Java-based backend systems. The position involves implementing new features, maintaining existing solutions, and contributing to system architecture and process optimization. The role offers active participation in the evolution and deployment of a critical financial platform. 🗂️ Requirements: Minimum 5 years of experience with Java, Experience in backend development, Higher education degree in Computer Science or related field, Good command of English for daily communication, Ability to analyze requirements and optimize system architecture 📃 Skills: Java, Backend, CI/CD, Testing, Frameworks, English 🏢 Description: Poszukujemy doświadczonego Backend Developera do dużego projektu dla klienta z branży finansowej. Rola daje możliwość pracy nad złożonymi rozwiązaniami backendowymi, poznania całego systemu i aktywnego uczestnictwa w jego rozwoju oraz wdrażaniu nowych funkcjonalności. Obowiązki Projektowanie i rozwój backendu w technologii Java . Implementacja nowych funkcjonalności i utrzymanie istniejących rozwiązań. Współpraca z zespołem developerskim oraz interesariuszami biznesowymi. Analiza wymagań i proponowanie optymalizacji procesów oraz architektury systemu. Wymagania Minimum 5 lata doświadczenia w pracy z Java (poziom Mid/Senior). Wykształcenie wyższe – kierunki informatyczne lub pokrewne. Dobra znajomość języka angielskiego – intensywny kontakt z zespołem i biznesem. Komunikatywność i umiejętność współpracy z osobami spoza działu IT. Zainteresowanie pracą przy dużym systemie finansowym i realnym wpływem na jego rozwój. Mile widziane Doświadczenie w projektach finansowych lub systemach przetwarzania danych historycznych. Znajomość narzędzi wspierających rozwój backendu, np. frameworków, CI/CD, testów automatycznych.

🏢 Summary: B2B contract for a Mid to Mid-Senior Java Backend Developer to work in a hybrid model on a high-impact financial/payments project. The role focuses on designing and developing microservices-based backend solutions using Java and Spring technologies, contributing to architecture, implementation, and continuous improvement within Agile teams. 🗂️ Requirements: 3+ years of professional experience in Java backend development, Proficiency in Java 8+ and Spring Boot, Experience building and consuming REST APIs, Experience designing and developing microservices, Knowledge of HTTPS, SFTP, REST and SOAP protocols, Experience with Git/GitHub, GitHub Actions, Maven and Jenkins, Experience with MySQL and SQL databases, Familiarity with Linux operating systems, Understanding of containerization, Knowledge of Agile methodologies 📃 Skills: Java, Spring, SpringBoot, REST, SOAP, HTTPS, SFTP, Microservices, Kafka, Git, GitHub, GitHubActions, Maven, Jenkins, Jira, MySQL, SQL, Linux, Docker, Agile 🏢 Description: Java Backend Developer We’re looking for an experienced Java Backend Developer to join a fast-paced, high-impact project in the financial / payments domain. Contract: B2B Work Mode: Hybrid 2/3 days from Warsaw office Qualifications • Minimum of 3+ years of relevant professional experience • Proficiency in JAVA 8+, building and consuming REST APIs, Spring Boot and Spring Technologies • Good knowledge in creating Microservices along with Kafka background. • Solid understanding of HTTPS, SFTP, REST API, and SOAP protocols • Familiarity with Linux operating systems • Strong grasp of microservices architecture and containerization • Knowledge of Agile frameworks and principles • Experience with Git/GitHub, GitHub Actions, Maven, Jenkins, and Jira • Competence with MySQL and SQL databases • Exceptional analytical and problem-solving abilities • Excellent written and verbal communication skills • Demonstrated ability to collaborate effectively with Product, Test, DevOps, and Agile/Scrum teams Mandatory Skills: • Java (Spring), REST APIs, Spring Boot and Spring Technologies • Solid understanding of HTTPS, SFTP, REST API, and SOAP protocols. • Strong grasp of microservices architecture and containerization • Experience with Git/GitHub, GitHub Actions, Maven, Jenkins, and Jira • Competence with MySQL and SQL databases Desired Skills: • Exceptional analytical and problem-solving abilities • Excellent written and verbal communication skills • Demonstrated ability to collaborate effectively with Product, Test, DevOps, and Agile/Scrum teams Years of exp needed: 3-4 years (Mid-Level) 5-7 Years (Mid-Senior) Roles and Responsibilities: The following items are in-scope for this Work Order. • Contribute to the technical design and engineering of applications. • Develop deep domain expertise. • Assist in analysing functional and technical requirements, including comprehensive architecture and design specifications. • Collaborate with Architecture and Business teams to deliver industry-leading solutions. • Participate daily in development, design, code review, and implementation activities. • Employ best practices and drive continuous improvement throughout the development lifecycle. The following items are out-of-scope for this Work Order: Create product requirement Work as a scrum master or product owner 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Backend Java Engineer role focused on developing and modernizing a high-load B2B gaming back-office platform processing millions of real-time transactions daily. The position involves building new features, improving scalability and reliability, and evolving a monolithic system toward distributed services. You will contribute to architectural design, performance optimization, and production issue resolution. 🗂️ Requirements: 5+ years of Java development experience, Strong knowledge of backend architecture, Experience with distributed systems, Experience with relational databases and SQL, Experience with message-driven systems, Experience refactoring production systems, Strong debugging and problem-solving skills, Intermediate English or higher 📃 Skills: Java, Spring, MSSQL, SQL, Kafka, Redis, Microservices 🏢 Description: Role Overview: We are looking for an experienced Java Engineer to join the client's backend team, which is working on the back-office platform of a high-load B2B gaming system. Their platform processes millions of transactions daily and supports real-time operations for multiple partners. As the system continues to grow, the engineering team is expanding to improve scalability, performance, and reliability, while gradually evolving parts of the platform from a monolithic architecture toward distributed services. You will work on both new functionality and architectural improvements, helping modernise critical parts of the platform. Technology Stack: Java 8 / Java 17, Spring Framework, MSSQL 2019, Kafka, Redis, distributed services with parts of the system still evolving from a monolithic architecture. Key Responsibilities: Develop new backend functionality for the platform; Improve system performance, scalability, and reliability; Participate in refactoring and modernisation of legacy components; Contribute to architectural discussions and technical design; Investigate and resolve production issues; Assess technical feasibility and complexity of business requirements; Collaborate closely with backend engineers, technical leads, and product teams Required Skills & Experience: 5+ years of Java development experience; Strong understanding of backend architecture and distributed systems; Experience working with relational databases and SQL; Familiarity with message-driven systems (Kafka or similar); Experience in improving or refactoring existing production systems; Strong problem-solving and debugging skills; Comfortable working in collaborative environments with code reviews and shared ownership of the codebase; English level: Intermediate or higher. The company guarantees you the following benefits: Global Collaboration: Join an international team where everyone treats each other with respect and moves towards the same goal; Autonomy and Responsibility: Enjoy the freedom and responsibility to make decisions without the need for constant supervision; Competitive Compensation: Receive competitive salaries reflective of your expertise and knowledge as our partner seeks top performers; Remote Work Opportunities: Embrace the flexibility of fully remote work, with the option to visit company offices that align with your current location; Flexible Work Schedule: Focus on performance, not hours, with a flexible work schedule that promotes a results-oriented approach; Unlimited Paid Time Off: Prioritise work-life balance with unlimited paid vacation and sick leave days to prevent burnout; Career Development: Access continuous learning and career development opportunities to enhance your professional growth; Corporate Culture: Experience a vibrant corporate atmosphere with exciting parties and team-building events throughout the year; Referral Bonuses: Refer talented friends and receive a bonus after they successfully complete their probation period; Medical Insurance Support: Choose the right private medical insurance and receive compensation (full or partial) based on the cost; Flexible Benefits: Customise your compensation by selecting activities or expenses you'd like the company to cover, such as a gym subscription, language courses, Netflix subscription, spa days, and more; Education Foundation: Participate in a biannual raffle for a chance to learn something new unrelated to your job as part of your commitment to ongoing education. Interview process: HR Interview with the Recruiter; Technical interview with the team; A 2-hour Final interview with the team. If you find this opportunity right for you, don't hesitate to apply or get in touch with us if you have any questions!

🏢 Summary: Hybrid Backend Developer role focused on building, testing, and maintaining reliable digital banking services in an agile team. The offer combines Java microservices development with ownership of test automation and backend quality, plus occasional business analysis support. Work is hybrid in Warsaw, with a long-term B2B engagement and a rate of up to 160 PLN net plus VAT per hour. 🗂️ Requirements: Java 21+, REST API and microservices development, Spring Boot 3.4 and Spring WebFlux, Hibernate, Git, Maven and Jenkins, Oracle DB, DB2 and SQL, SOLID principles, Test automation, Performance, unit, integration and API testing, Cucumber and WireMock, AI tools 📃 Skills: Java, REST, Microservices, SpringBoot, WebFlux, Hibernate, Git, Maven, Jenkins, Oracle, DB2, SQL, JUnit5, Cucumber, WireMock, AI 🏢 Description: General info: Model of work: hybrid (3 days work from office Warsaw) Type of contract: B2B, long-term cooperations Rate: up to 160 PLN nett + vat/ hour Introduction & Summary Looking for an experienced Backend Developer with a strong focus on testing and a willingness to engage in a blended capability role. This position offers the opportunity to work within an agile team while driving the quality and reliability of digital banking solutions. Main Responsibilities Design, develop, test, and maintain backend services that power our digital banking platforms. Drive backend testing activities within a dedicated agile team, ensuring high-quality, reliable, and scalable solutions. Collaborate closely with business stakeholders to understand requirements and contribute to solution design. Support analysis activities when needed, helping to translate business needs into technical solutions. Leverage AI-powered tools as part of daily development, testing, and delivery practices. Contribute to the full product lifecycle, from technical design and implementation to continuous improvement and operational support. Work collaboratively within a cross-functional agile team to deliver customer-focused digital banking services. Key Requirements Proficient in Java 21+, Rest API, and microservices. Experience with Spring Boot 3.4, Spring WebFlux, Hibernate, Git, Maven, Jenkins, Oracle DB/DB2/SQL, and Junit5. Knowledge of SOLID principles. Proficient in test automation, performance, unit, integration, and API testing. Familiarity with tools like Cucumber and WireMock. Experience in using AI tools. Nice to Have Frontend experience with JavaScript, TypeScript, Angular 2+, and Angular.JS. Familiarity with Playwright and qTest. ISTQB Foundation certification. Experience with Gherkin.

🏢 Summary: Backend Developer role focused on designing and building scalable, cloud-based applications using Java and Spring Boot in a microservices architecture. The position involves developing and deploying distributed, event-driven services on Azure using modern containerization and API technologies. The offer emphasizes building reliable, high-quality backend systems with up-to-date cloud-native practices. 🗂️ Requirements: Strong Java development experience, Experience with Spring Boot, Experience with microservices architecture, Experience with cloud-native applications, Familiarity with Azure, Knowledge of Kafka or similar messaging systems, Understanding of GraphQL or REST APIs, Experience with Docker, Experience with Kubernetes 📃 Skills: Java, Spring, SpringBoot, Microservices, Azure, Kafka, GraphQL, REST, Docker, Kubernetes 🏢 Description: We are seeking a talented Backend Developer to join our team, contributing to the design and development of modern, cloud-based applications. The role focuses on building scalable and maintainable services using up-to-date technologies and best practices. Key Responsibilities: Develop and maintain backend services using Java and Spring Boot . Build and support microservices solutions for distributed systems. Work with cloud platforms such as Azure , including event-driven architectures. Implement and consume APIs using GraphQL or REST. Package and deploy applications using Docker and Kubernetes . Collaborate with team members to deliver reliable, high-quality software. Required Skills & Experience: Strong background in Java development with Spring Boot . Experience with microservices and cloud-native applications. Familiarity with Azure , Kafka , or similar messaging/event systems. Understanding of API design ( GraphQL /REST). Practical experience with containerization ( Docker , Kubernetes ). Nice to Have: Knowledge of CI/CD practices and automated deployments. Experience with monitoring, logging, or observability in distributed systems.