1 to 25 of 29 Senior Java Developer Jobs in the UK

Senior Java Developer AWS Cloud Backend Location: Bracknell Area (Hybrid 3 Days Office) Sector: Digital Health/Medical Technology Are you a Senior Java Developer who enjoys designing scalable cloud platforms and building secure backend services that power modern digital products? Were working with … innovative medical technology company developing connected digital platforms and mobile applications used by customers worldwide. Theyre looking for a Senior Java Developer with strong AWS cloud experience to help design and build the backend services that power a growing digital health ecosystem. This platform integrates mobile applications ...

Senior Java Developer Senior Java Developers with a passion for cutting-edge technology and a desire to work on a flagship platform rebuild, look no further for your next role! We have an exceptional opportunity with a leading financial services technology vendor based … heart of London. As a Senior Java Developer within this team, you will play a crucial role in the next phase of their growth, working on autonomous software at the core of their processes. You will have the opportunity to bring the most cutting-edge technology ...

Senior Java Developer AWS Cloud Backend Location: Bracknell Area (Hybrid 3 Days Office) Sector: Digital Health/Medical Technology Are you a Senior Java Developer who enjoys designing scalable cloud platforms and building secure backend services that power modern digital products? Were working with ...

Title: Senior Java Developer Location: Bournemouth,UK (Fully Onsite) Job Type: Full-time & Contract Job Summary: We are looking for an experienced Java Developer with 8+ years of experience to build and maintain scalable, high-performance applications. Key Responsibilities: Design, develop, and maintain Java … Lead development efforts and ensure code quality Troubleshoot and optimize application performance Collaborate with cross-functional teams Required Skills: 8+ years of experience in Java development Strong experience with Spring/Spring Boot Expertise in REST APIs and Microservices Good knowledge of SQL/Databases Experience with ...

Senior Java Engineer – Customer Communications Platforms We’re hiring a Senior Java Engineer to build and run event-driven customer communications platforms at scale. You’ll design and own Java (Spring Boot) microservices that power real-time messaging, notifications, and customer interactions. This … DevOps environment—your team builds, deploys, and supports what you create. What you’ll do Build scalable, event-driven Java/Spring Boot services Own the full lifecycle: design → deploy → run Work on real-time customer messaging systems Collaborate across engineering, platform, and product teams What we’re looking ...

Senior Java Developer - Multithreading/caching - sought by leading investment bank based in London - Contract *inside IR35 - umbrella* Key Responsibilities Develop and maintain high-performance backend services for complex data processing workloads. Design scalable architectures for large-volume calculations and data pipelines. Work closely with cross-functional … joins, and large/complex datasets. Leverage AI tooling to enhance productivity in coding and system design. Required Skills & Experience 8+ years ' experience in Java backend development (Java 17+). Degree in Computer Science, Software Engineering, or related field. Strong expertise in Java + Spring Boot/ ...

Title: Senior Java full stack developer/Tech Lead Work model – Hybrid (3 days in an office) Location – London, UK We are seeking an experienced and results-driven Senior Java Full Stack Developer (React Mandatory) to join our team in London. This project … maintain robust, scalable, and high-performance web applications. Build responsive and dynamic user interfaces using React js. Develop backend services and APIs using Java (Spring Boot/Spring Framework). Write clean, maintainable, and efficient code following best practices. Perform code reviews and mentor junior developers. Optimize applications ...

Location: London Contract Type: Inside IR35 Day Rate: Competitive (via umbrella) Contract Length: Initial 6 months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic … Fixed Income (eFI) Technology team. This role sits in a front-office electronic trading environment , focused on building and optimising low-latency, high-performance Java trading systems used by institutional clients. A core part of the engagement will be supporting the rollout and optimisation of TransFICC connectivity , alongside ongoing ...

Senior Back-End Java Developer (IDAM) – Contract (Inside IR35) - SC Cleared We're looking for a Senior Back-End Java Developer with strong Identity & Access Management (IDAM) experience to join an Agile engineering team delivering enhancements, new features and BAU support for a large … experience Proven IDAM knowledge and hands-on experience integrating with at least one IDAM platform (e.g., ForgeRock, Okta, Azure AD, Auth0, One Identity) Strong Java back-end development (Spring Boot, Hibernate or similar) CI/CD pipeline experience, especially Jenkins DevOps principles and modern deployment pipelines Git version control ...

Senior Java Developer - Multithreading/caching - sought by leading investment bank based in London - Contract inside IR35 - umbrella Key Responsibilities Develop and maintain high-performance backend services for complex data processing workloads. Design scalable architectures for large-volume calculations and data pipelines click apply for full ...

Senior Back-End Java Developer (IDAM) - Contract (Inside IR35) - SC Cleared We're looking for a Senior Back-End Java Developer with strong Identity & Access Management (IDAM) experience to join an Agile engineering team delivering enhancements, new features and BAU support for a large ...

Senior Java Engineer Modern Stack | TDD & CI/CD | Complex Systems Remote First (office visit once a month) - you must live within 1hr 30 of South Manchester £60,000 - £70,000 + Bonus + Excellent Benefits **my client is not able to provide sponsorship We're working with … within a highly regulated domain. They've built a strong engineering culture around Agile and XP practices, and they're now looking for a Senior Java Engineer to join one of their Scrum teams. This is a role for someone who is genuinely hands-on, enjoys solving tricky ...

Location: London Contract Type: Inside IR35 Day Rate: Competitive (via umbrella) Contract Length: Initial 6 months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic ...

Senior/Lead Full Stack Engineer (Java) – Financial Services Location: Manchester (Hybrid) Salary: Competitive + excellent benefits We’re working with a global financial services organisation looking to hire a Senior/Lead Full Stack Engineer to join a high-impact engineering function delivering mission-critical systems. … This is a hands-on leadership role, suited to someone who combines deep technical expertise in Java with the ability to lead teams, drive engineering standards, and deliver complex systems end-to-end. The role You’ll take ownership of delivering scalable, secure, and resilient software solutions, working closely ...

About the Role We are seeking a highly skilled Senior Java Engineer with over 6 years of experience to join our strategic global initiative focused on transforming the firm's inventory management platforms . In this pivotal role, you will design and implement scalable, low-latency, high-performance … platform used across Markets, Treasury, Liquid Financing, Operations, and Regulatory Reporting . Key Responsibilities Architect, design, and implement low-latency server-side applications using Java and Spring Boot. Build solutions using event-driven microservices , REST APIs, and integration frameworks such as Apache Camel. Develop scalable services supporting real-time ...

have 3 openings for experienced Senior Java Developers to join a high-performing engineering team in Leeds. Our client is open for market salary and over for strong candidates, who can join the project in Leeds within and can work from the office 3 days in a week. … Circa £65,000 to £75,000 ++ (Our Client cannot sponsor) Key Technologies Java/Spring Boot/AWS/AngularJS/Jenkins/Cloud/Formation/Docker/Cypress Karate/Gherkin/TypeScript/Lambda/DynamoDB/SonarQube/GitLab Project Youll design, build ...

Full right to work in the UK (no visa holders) as sponsorship is not provided. About the Role We are seeking a highly skilled Senior Java Engineer with over 7 years of experience to join our strategic global initiative focused on transforming the firm’s inventory management platforms … platform used across Markets, Treasury, Liquid Financing, Operations, and Regulatory Reporting . Key Responsibilities Architect, design, and implement low-latency server-side applications using Java and Spring Boot. Build solutions using event-driven microservices , REST APIs, and integration frameworks such as Apache Camel. Develop scalable services supporting real-time ...

their goals. The 3 G’s of RE: “Get Shit Done.” “Get Over Shit.” “Give a Shit.” We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on l ow latency , high-throughput systems in the payments processing domain. This hybrid … offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities : Design, develop, and optimize low-latency, high ...

currently working with a London-based financial services client who are actively seeking 3 Senior Java developers to assist in the development and maintenance of a business-critical system in the Equity Derivatives space. What you'll need to succeed : 10+ years' server side Java development experience. ...

Senior Full Stack Developer (Java/AWS/Angular) Location: Leeds (3 Days Office-Based) Experience - 4 years minimum experience Salary: £50,000 £75,000+ (Flexible for expert-level candidates) Status: Must have existing Right to Work in the UK (No Sponsorship available) The Role … looking for three experienced Senior Full Stack Developers to join a high-performing engineering team in Leeds. You will design, build, and scale software on a modern, AWS-native stack , working in an agile environment where clean, secure, test-driven code is the standard. Core Technical Requirements ...

Senior Full Stack Developer (Java/AWS/Angular) Location: Leeds (3 Days Office-Based) Experience - 4 years minimum experience Salary: £50,000 £75,000+ (Flexible for expert-level candidates) Status: Must have existing Right to Work in the UK (No Sponsorship available) The Role … looking for three experienced Senior Full Stack Developers to join a high-performing engineering team in Leeds click apply for full job details ...

Senior Java Engineer Modern Stack | TDD & CI/CD | Complex Systems Remote First (office visit once a month) - you must live within 1hr 30 of South Manchester £60,000 - £70,000 + Bonus + Excellent Benefits **my client is not able to provide sponsorship We're working with ...

Role: Java L3 Support Engineer Location: Croydon or Reading, UK (Hybrid 2 Days Onsite is required) Type: Permanent SC Eligible Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web services ...

Role: Java L3 Support Engineer Location: Croydon or Reading, UK (Hybrid 2 Days Onsite is required) Type: Permanent SC Eligible Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web services ...

growing digital consultancy is looking for experienced Java Developers to join multidisciplinary teams delivering large-scale digital platforms used by thousands of users across the UK. Youll be working in agile teams alongside engineers, designers and product specialists to build modern, user-focused services. The work involves designing, building … with a strong focus on clean code, collaboration and delivering high-quality software in fast-moving environments. What youll be doing Building and maintaining Java-based backend services using modern frameworks Designing scalable APIs and microservices used by high-traffic digital platforms Working in agile delivery teams alongside product ...