Social network you want to login/join with: Senior Java Developer - Java, SpringBoot, Concurrency, Kafka, RDBMS, Unix, Linux, Front Office, Multi-threading Role Overview: I am seeking a Senior Java Developer to join a leading Investment Bank as part of their global front-office technology team. … event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side Concurrent Programming with SpringBoot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. … full ownership of feature development from design through to production deployment. Collaborate effectively with cross-functional teams, balancing independence and teamwork. Key Skills: Java SpringBoot Concurrency Message-driven architectures - Kafka, MQ SQL Queries Multithreading This is a full time role offering a salary of up to £80k. More ❯
Lead Software Engineer - Java, SpringBoot, Microservices Join to apply for the Lead Software Engineer - Java, SpringBoot, Microservices role at Kanzlei Ganz Gärtner Lindberg Slania . This role involves leading the design, development, and deployment of high-quality software solutions across the UK. You will … and deliverables. Participate in bid responses and technical assessments during hiring processes. About You Professional Experience: Extensive full-stack software engineering experience with Java, SpringBoot, and Microservices. Proficiency in multiple programming languages such as Python, JavaScript. Experience with cloud platforms (AWS, Azure, GCP) and infrastructure as code. More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
london (city of london), south east england, united kingdom
Pixelated People
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
london (city of london), south east england, united kingdom
Pixelated People
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day 🛠️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Client Server
Backend Software Engineer/Developer (SpringBoot SQL API) London to £80k Well established trading brokerage is seeking a Backend Software Engineer with strong Java experience, as they expand into UK markets. As a Backend Software Engineer, you'll join a small technology team building Greenfield trading systems … an experienced Backend Software Engineer/Java Developer with a strong knowledge of best practice and the full software development lifecycle You have strong SpringBoot experience You have a good knowledge of SQL/NoSQL databases You have experience of designing and implementing REST APIs You are … modern well equipped offices Self development and career growth opportunities Apply now to find out more about this Backend Software Engineer/Java Developer (SpringBoot SQL API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
Backend Software Engineer/Developer (SpringBoot SQL API) London to £80k Well established trading brokerage is seeking a Backend Software Engineer with strong Java experience, as they expand into UK markets. As a Backend Software Engineer, you'll join a small technology team building Greenfield trading systems … an experienced Backend Software Engineer/Java Developer with a strong knowledge of best practice and the full software development lifecycle You have strong SpringBoot experience You have a good knowledge of SQL/NoSQL databases You have experience of designing and implementing REST APIs You are … modern well equipped offices Self development and career growth opportunities Apply now to find out more about this Backend Software Engineer/Java Developer (SpringBoot SQL API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯
london, south east england, united kingdom Hybrid / WFH Options
Client Server
Backend Software Engineer/Developer (SpringBoot SQL API) London to £80k Well established trading brokerage is seeking a Backend Software Engineer with strong Java experience, as they expand into UK markets. As a Backend Software Engineer, you'll join a small technology team building Greenfield trading systems … an experienced Backend Software Engineer/Java Developer with a strong knowledge of best practice and the full software development lifecycle You have strong SpringBoot experience You have a good knowledge of SQL/NoSQL databases You have experience of designing and implementing REST APIs You are … modern well equipped offices Self development and career growth opportunities Apply now to find out more about this Backend Software Engineer/Java Developer (SpringBoot SQL API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Client Server
Backend Software Engineer/Developer (SpringBoot SQL API) London to £80k Well established trading brokerage is seeking a Backend Software Engineer with strong Java experience, as they expand into UK markets. As a Backend Software Engineer, you'll join a small technology team building Greenfield trading systems … an experienced Backend Software Engineer/Java Developer with a strong knowledge of best practice and the full software development lifecycle You have strong SpringBoot experience You have a good knowledge of SQL/NoSQL databases You have experience of designing and implementing REST APIs You are … modern well equipped offices Self development and career growth opportunities Apply now to find out more about this Backend Software Engineer/Java Developer (SpringBoot SQL API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯
Job Title: Full Stack Developer - Java SpringBoot & Angular Location: Spain, Poland & UK. Experience: 4-8 Years Employment Type: Full-Time Working Model: Remote Job Summary: We are looking for a skilled and motivated Full Stack Developer with strong expertise in Java SpringBoot microservices and … practices. Experience in the Banking and Financial Services (BFS) domain is a plus. Key Responsibilities: Design, develop, and maintain scalable web applications using Java SpringBoot and Angular. Build and maintain RESTful APIs and microservices architecture. Collaborate with cross-functional teams to define, design, and ship new features. … CI/CD pipelines using Jenkins, GitHub, and GitHub Actions. Troubleshoot and resolve technical issues across the stack. Required Skills: Strong proficiency in Java, SpringBoot, and Microservices architecture. Solid experience with Angular (v10+) for frontend development. Proficient in HTML5, CSS3, JavaScript, and TypeScript. Experience with REST APIs More ❯
Job Description Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day ️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day ️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day ️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Senior Java Engineer – Kafka & SpringBoot About the Client We’re working with an innovative team building the next generation of secure, real-time communication and data platforms. Their flagship product is a fresh reimagining of an existing system, crafted to provide robust, distributed coordination for a wide … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … backend services that keep people and teams connected when it matters most. Your Day-to-Day ️ Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
hybrid model in Madrid , with flexibility to combine remote work and office presence. Main Responsibilities: Design, develop, and maintain backend applications using Java and Spring frameworks (SpringBoot, Spring Cloud, etc.). Collaborate in defining and implementing microservices-based architecture, actively participating in the migration from … code reviews, promoting and adopting industry best practices. Required Skills: 4+ years of experience in backend development using Java and related frameworks such as SpringBoot and Spring Cloud. Advanced knowledge of microservices architecture and experience in monolith-to-microservices migrations. Proficiency in unit testing with tools More ❯
Social network you want to login/join with: ? Senior Java Engineer – Kafka & SpringBoot, slough col-narrow-left Client: Pixelated People Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 10.06.2025 Expiry Date: 25.07.2025 col-wide Job … or workshops – always with advance notice. The Role We’re looking for a Senior Java Engineer who thrives in the world of Kafka and Spring Boot. You’ll play a key role in crafting a secure, distributed backend system designed for real-time operations and maximum resilience. You’ll … specialists to create reliable backend services that keep people and teams connected when it matters most. Architect and build event-driven microservices using Java, SpringBoot, and Kafka Be responsible for the backend engineering for secure, distributed real-time systems Design and deliver rock-solid APIs in collaboration More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
CAPGEMINI ENGINEERING
experienced Test Engineer to ensure the quality and reliability of features for the digitalisation of a benefit line on the account. Experience with Java SpringBoot microservices, MongoDB, and Node JS frontend services is required. Hybrid working : The places that you work from day to day will vary … scenarios. Document test cases, scenarios, and results. Collaborate with the development team to resolve defects. Support requirement capture and provide testing guidance. Test Java SpringBoot microservices and RESTful APIs. Test JS Node frontend services. Use Cucumber and Selenium for BDD testing. Conduct unit, component, integration, and end … inclusion, and we foster an inclusive environment where everyone can bring their whole self to work. Your skills and experience Proficiency in Java 17, SpringBoot 3, AWS, MongoDB. Experience with Selenium, Cucumber, JUnit, RestAssured. Familiarity with Confluence, Jira, Docker, Kubernetes. Knowledge of Gitlab and Terraform. Strong problem More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Capgemini
experienced Test Engineer to ensure the quality and reliability of features for the digitalisation of a benefit line on the account. Experience with Java SpringBoot microservices, MongoDB, and Node.js frontend services is required. Hybrid working : The work location will vary between company offices, client sites, and your … and BDD test scenarios. Document test cases, scenarios, and results. Collaborate with developers to resolve defects. Support requirement gathering and testing guidance. Test Java SpringBoot microservices and RESTful APIs. Test Node.js frontend services. Utilize Cucumber and Selenium for BDD testing. Perform unit, integration, and end-to-end … to web standards and GOV.UK design system. Applicants must be UK nationals with a British passport. Your skills and experience Proficiency in Java 17, SpringBoot 3, AWS, MongoDB. Experience with Selenium, Cucumber, JUnit, RestAssured. Familiarity with Confluence, Jira, Docker, Kubernetes. Knowledge of Gitlab and Terraform. Strong problem More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software Engineering at Client-Server Backend Software Engineer/Developer (SpringBoot SQL API) London to £80k Well established trading brokerage is seeking a Backend Software Engineer with strong Java experience, as they expand … an experienced Backend Software Engineer/Java Developer with a strong knowledge of best practice and the full software development lifecycle You have strong SpringBoot experience You have a good knowledge of SQL/NoSQL databases You have experience of designing and implementing REST APIs You are … modern well equipped offices Self development and career growth opportunities Apply now to find out more about this Backend Software Engineer/Java Developer (SpringBoot SQL API) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually More ❯
Java Developer – Satellite Systems (Microservices, Agile, SpringBoot) Location: Portsmouth (Hybrid - x3 days per week on-site) 12 month contract Rates - Around £55 per hour (Inside IR35) Are you ready to work on technology that will launch the next generation of satellites? A leading global aerospace organisation is … full software development lifecycle, from design through to testing. The role will focus on building high-performance, secure, and scalable microservices using Java and SpringBoot, within a modern CI/CD DevOps setup. Key Responsibilities: Develop high-quality code as part of an Agile Scrum team Collaborate … features Participate in sprint planning, estimations, and reviews Contribute to automated testing and continuous integration Technical Skills Required: Strong core Java development (Java 8+) SpringBoot & Spring Framework (with Hibernate) RESTful web services over Microservices architecture and distributed systems CI/CD pipelines and modern delivery tools More ❯