1 to 25 of 28 Senior Java Developer Jobs in the UK

Senior Java Developer with microservices architecture experience is sought on a fully remote basis by a market leading financial services organisation with a technical hubs across the UK. Working at the forefront of AI driven financial technology this Senior java Developer will play … hosted microservices architecture to deliver robust, highly scalable solutions used by millions daily. With a real commitment to employee wellbeing and personal development this Senior Java Developer can expect long term commitment to remote, flexible working and a clearing defined progression path with 4 promotion opportunities ...

Role: Senior Java Developer Salary/Rate: £550-650 per day inside IR35 Location: Hybrid, 3 days per week - multiple locations available Contract Duration: 12 months We are currently looking for a Senior Java Developer for our government client. This Senior Java Developer role is hybrid, based between 3 days per week on site and the remainder of the week working from home. Office locations include Manchester, Leeds, Birmingham or Newcastle, as preferred. There is no further flexibility with expected time on site, or the office locations. Interview Process ...

Senior Java Developer Role - Minimum 6 years exp - Defence Sector - All Candidates must have a UK Passport to satisfy Government/MoD security vetting procedures - 5 days Onsite in Guildford based office - £50,000 - £85,000 + benefits (DOE) Essential Exp: Java, GUI Development using Java Fx or Java Swing, Linux G.R.E. Recruitment is delighted to partner with a leading Defence Sector organisation who are looking to add a Senior Java Developer to their growing team in their Guildford office. In this role you'll be joining an experienced Java ...

Senior Java Developer - Digital & Public Services A growing digital consultancy delivering complex, high-impact services into the public sector is looking for a Senior Java Developer to join its engineering capability. This is an opportunity to work on meaningful projects, contributing to the development … nature of the work, candidates must either hold current SC Clearance or be eligible to obtain SC Clearance . The Role As a Senior Java Developer, you will play a key role in the design, development, and deployment of modern digital services. You will work on complex ...

Senior Java Developer Location: Glasgow Work Schedule: 2 to 3 days per week onsite (Hybrid) Rate: up to £300 inside IR35 Industry: Banking & Financial Services Company Work Schedule: 2 to 3 days per week onsite (Hybrid) Contract Duration: 1st July 2026 - Dec 2026 Join a leading … Banking and technology services provider as a Senior Java Developer. Job Overview: We are looking for a Senior Java Developer who has strong full stack experience with a focus on back-end development and JSF-based UI, delivering scalable applications using microservices and component-based ...

Senior Java Developer Java | JSF | Microservices | CI/CD | Git | TDD | Jest | MuleSoft We're looking for an experienced Senior Java Developer to support the delivery of modern, scalable software solutions within a collaborative engineering environment. This role would suit someone with strong … back-end Java development experience , who is also comfortable contributing across the full stack, particularly around JSF-based UI development . You'll be working closely with backend and integration teams to design, build, test and deliver high-quality software within a component and microservice-based architecture. The Role ...

Senior Java Developer Location: Glasgow Work Schedule: 2 to 3 days per week onsite (Hybrid) Rate: £320 outside IR35 Industry: Banking & Financial Services Company Work Schedule: 2 to 3 days per week onsite (Hybrid) Contract Duration: 1st July 2026 - Dec 2026 Join a leading UK Banking … technology services provider as a Senior Java Developer. Job Overview: We are looking for a Senior Java Developer who ha... WKCL1_UKTJ ...

Senior Java Developer Location: Newcastle upon Tyne (Hybrid - 3 days onsite per week) Salary: £42,000 - £55,000 + Bonus Security Clearance Requirements Please note that any offer of employment will be subject to successful BPSS and SC security clearance checks. Applicants must be able to demonstrate … forward-thinking environment. Work alongside experienced professionals on large-scale, impactful projects that support both personal and professional growth. The Role As a Senior Java Developer, you will: Champion best practices in software development, including coding standards, branching strategies, Test-Driven Development (TDD), Continuous Integration, and Continuous ...

Senior Java Developer with a focus on Agentic Coding IntaPeople are working exclusively with a fintech scaleup in Cardiff and require a Senior Java Engineer with experience of agentic cofing join a new team. This is a hybrid role with 3 days per week … features from scratch. This role will be utilising Claude.ai for AI model development. We are open to mid-levels (who are close to the senior mark)and established senior Java Developers to join a high performing team. They have agentic workflows set so you will need ...

Lead/Senior Java Developer (Technical Lead) We are looking for an experienced Lead/Senior Java Developer to join a high-performing agile team building scalable, high-quality digital services. This is a hands-on technical leadership role where you will guide developers … engineering practices, helping to design and deliver robust, scalable services that are resilient and production-ready. Key Responsibilities Lead or mentor a team of Java developers Design and build server-side applications and RESTful APIs Develop and maintain automated test suites (TDD/BDD) Support CI/ ...

Join a leading UK Banking and technology services provider as a Senior Java Developer! Job Overview: We are looking for a Senior Java Developer who has strong full stack experience with a focus on back-end development and JSF-based UI, delivering scalable applications … Outside IR 35 Contract Duration: 01 Jul 2026 - Dec 2026 Work Schedule: 3 days per week onsite (Hybrid) Key Requirements Strong full stack Java experience with a focus on back-end development and JSF-based UI Solid understanding of component-based and microservices architecture along with design systems Experience ...

Role: Senior Java Developer Location: Manchester/Leeds 60% Hybrid Role Type: 12 months Salary: Depending on experience Role Overview: We are seeking an experienced Java Developer to join a high-profile digital transformation programme, delivering innovative and scalable services that impact millions of citizens. … Working within a multidisciplinary Agile team, you will design, develop, and enhance microservice-based applications using Java 21+, while championing TDD, BDD, automation, and continuous delivery practices. The role requires strong collaboration, problem-solving skills, and a passion for building resilient, user-focused digital solutions in a fast-paced ...

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 Engineer Cardiff (4 days per month onsite) £60,000 - £75,000 + Benefits SC Clearance Eligibility Required Face-to-face interviews: 6th or 7th July We're looking for experienced Senior Java Engineers to join a growing team delivering complex, enterprise-scale solutions within … term programmes alongside highly skilled engineers who are passionate about quality, continuous improvement and modern software development practices. What You'll Be Working With: Java Spring Boot Docker and Kubernetes CI/CD pipelines Microservices architecture Domain-Driven Design (DDD) CQRS and Event-Driven patterns Cloud platforms (AWS, Azure ...

Contract Role - Senior Java Full Stack Developer – London/Hybrid – 10 months initial – Inside IR35 Role Overview: Job Title: Senior Java Full Stack Developer Location: Hybrid – 3- 4 days onsite per week in London Contract Type: Contract Duration: 10 months initial Rate: £675.11 … PAYE or £800 per day Umbrella Sector: Banking We are looking for a Java Full Stack contractor with strong engineering experience across backend, frontend, and delivery automation, with a particular emphasis on CI/CD automation and system integration . This role suits someone who is hands ...

Prestigious opportunity for a talented and experienced Senior Java Developer to join a fast growing technology and transformation team delivering innovative, large-scale engineering solutions.This role sits at the intersection of technology, data, and AI, working on some of the UK's most ambitious digital programmes. … cross-functional teams, working alongside engineers, architects, and business stakeholders to create impactful, future ready solutions. Key Responsibilities Design, develop, and maintain high-quality Java based applications Contribute across the full software development lifecycle Provide technical input into architecture and system design Build secure, scalable RESTful APIs Collaborate with ...

Hopeghospital in Greater London is seeking a Senior Java Developer to design and maintain high-quality Java applications. The role involves collaborating with cross-functional teams to deliver scalable solutions, optimizing performance, and mentoring junior developers. Candidates must have strong proficiency in Java, Spring, Hibernate ...

Prestigious opportunity for a talented and experienced Senior Java Developer to join a fast growing technology and transformation team delivering innovative, large-scale engineering solutions.This role sits at the intersection of technology, data, and AI, working on some of the UK's most ambitious digital programmes. ...

Online Trading Platform FinTech Client are looking for experienced Senior Java Engineers to join a new team to modernise and simplify critical legacy services using the latest AI Tools and Internally Built LLMs.The client can offer up to £120,000 Basic + Bonus (c25-35k) + PensionThis role … done COMPLETELY REMOTELY from the UKWe are looking for: Experienced Java Back-End Software Engineers Multi-threading (GC, Memory, Performance Tuning) ideally in a trading environment Some experience with Service Modernisation, working in a modern API First and Cloud Native Experience, any experience using AI Tools is preferred ...

Online Trading Platform FinTech Client are looking for experienced Senior Java Engineers to join a new team to modernise and simplify critical legacy services using the latest AI Tools and Internally Built LLMs. The client can offer up to £120,000 Basic + Bonus (c25-35k) + Pension … This role can be done COMPLETELY REMOTELY from the UK We are looking for: Experienced Java Back-End Software Engineers Multi-threading (GC, Memory, Performance Tuning) ideally in a trading environment Some experience with Service Modernisation, working in a modern API First and Cloud Native Experience, any experience using ...

Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Java Developer services on an exciting project! THE SERVICES REQUIRED: A JVM lover who really enjoys working with the latest technologies and design patterns … PROVIDING THE SERVICES WILL HAVE THE FOLLOWING EXPERIENCE: Significant, professional server-side software development experience Solid experience programming using Core Java. Exposure to Java 17+ is a plus Experience with REST, Spring web flux V.6 , REDIS General familiarity with data structures such as sets, hashes, caches etc Experience developing ...

Java Software Engineer Join a tier-one global financial institution undergoing a major digital transformation across its capital markets technology estate. You'll play a key role in scaling a mission-critical platform, driving architecture, performance optimisation, automation, and engineering best practice. Strong Java and distributed systems experience ...

product capability and looking for talented individuals to help build transformational capital markets products including: Aeron - our flagship high-performance messaging infrastructure. Hydra - our developer framework for accelerating the development and delivery of trading systems. Artio - our market-leading open-source FIX engine. YOU ARE: A great team player … about learning new things and keeping up to date Happy to work in a test-driven and Agile development fashion YOU HAVE: Experience in Java server-side software development. Expertise in Java technologies, including related Java and other technologies. Solid experience programming using Core Java. Minimum Java ...

# Sr. Java DeveloperDeveloperLondonAugust 20, 202588400 - 98700/monthFull TimeApplication ends: **May 12, 2026**Apply Now### Job DescriptionA Sr. Java Developer is responsible for designing, developing, and maintaining high-quality Java applications. They collaborate with cross-functional teams to deliver scalable and efficient solutions, troubleshoot complex … capabilities, and staying updated with emerging technologies are essential for driving innovation and ensuring seamless application performance.### Key Responsibilities* Design, develop, and implement complex Java-based software solutions effectively.* Collaborate with team members to define project requirements accurately.* Optimize application performance for scalability, security, and efficiency consistently.* Troubleshoot ...

Location London, Hybrid Role Type 12 Month Contract Rate £700 - £800 per day Delta Capita is seeking a highly skilled Senior eTrading Developer to join our clients Global Markets Technology practice. This role will focus on developing and enhancing low‐latency components within an electronic trading (eTrading … technical designs aligned with broader architectural standards. Work effectively alongside external and internal technical teams as required. Develop high‐quality, low‐latency server‐side Java components using industry‐standard patterns. Apply continuous integration practices and automated testing (unit, integration). Conduct comprehensive testing prior to release into UAT. Assist ...