1 to 25 of 35 Java Engineer Jobs in the UK excluding London

Principle Java Engineer Salary to £ 7 0k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV ) clearance i.e. you have at least 5 years residency … growing fast and looking for bright, dynamic people to help build their business. Role Theyre looking for a n experienced (Principle/Team Lead) Java Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public ...

Senior Java Software Engineer – Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought … specialises in providing high performance technology solutions to global financial institutions (including several Investment Banks), primarily to augment their payments capabilities. As a Senior Engineer, you will join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack ...

Java Engineer Salary to £ 45 k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV) clearance i.e. you have at least 5 years residency … data and deliver citizen services. Theyre growing fast and looking for bright, dynamic people to help build their business. Role Theyre looking for aJava Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients ...

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 ...

Contract Software Engineer (Java/Microservices/Azure/SQL) - HealthTech - Outside IR35 - £500-£550pd - Fully Remote - 6 Months Are you an experienced Backend Software Engineer looking for your next outside IR35 contract My client, an innovative HealthTech company , is seeking a talented Java Engineer … play a key role in enhancing and integrating core backend services that power a modern healthcare platform. The focus will be on Java-based microservices , API integrations , and Azure cloud infrastructure , ensuring a robust and scalable system that supports critical healthcare operations. Key Skills & Experience: Strong commercial experience with ...

Senior/Lead Software Engineer (Java) Permanent Manchester-based (Hybrid with 3 days in the office) Salary DOE - £95,000 - £145,000 + attractive benefits + bonus The client is continuing to scale their engineering presence in the UK as part of a broader US-UK expansion. They … first hires for a team that is expected to grow quite quickly. This is a role for a Senior Software Engineer with a focus on Back End development with Java as the primary language. It involves improving and extending existing systems, with the possibility of building new interfaces ...

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote We’re recruiting for experienced Java Engineers with strong experience working with Legacy Java versions (Ideally Java 8). This 6-Month contract is determined as Inside IR35 and is offered … Hybrid remote basis requiring 1/2 days per week of onsite work in Swindon or London. Key Requirements Strong commercial experience with Java 8 or similar legacy Java frameworks Solid skills in SQL, Spring Boot, and Hibernate development practices Proven ability to build microservices and reliable RESTful ...

Software Engineer/Developer (Java Mathematics) WFH/Surbiton to £50k Are you a 'mathematically minded' Software Engineer looking for an opportunity like to progress your career working on complex and interesting systems? You could be joining a global geoscience technology company within oil and gas exploration. … Software Engineer you'll join a supportive Agile team responsible for the company's highly complex web based data management platform/client portal. You'll gain exposure to the full software development lifecycle working on new features and enhancements as well as maintaining existing applications. Location/ ...

Software Engineer (Java/AWS) Manchester (flexible/hybrid) | Initial 6 month contract | £500-550pd inside IR35 We're supporting a major transformation programme within a global business, building out a brand-new engineering team to modernise critical financial data systems. This is a key role sitting … helping ensure data flowing into a new SAP environment is accurate, compliant and fit for purpose. What you'll be doing Building and enhancing Java-based backend services supporting financial data flows Designing and improving end-to-end data pipelines across multiple product domains Ensuring data is correctly structured ...

Senior Data/Backend Engineer (Java, AWS) - Finance Transformation Rate: £560/day via an umbrella company Location: Manchester (couple days/month onsite) Contract: Initial 6 month contract, extension likely - ASAP start The Opportunity We're supporting a global organisation undergoing a large-scale finance and data … This role sits outside of SAP, focusing on the data and integration layer during a critical ECC S/4 transition. Key Responsibilities Build Java-based backend services to support financial data processing Develop and maintain data pipelines integrating multiple source systems into SAP Ensure data accuracy, completeness ...

recruiting for a Software Java Engineer on contract to work for a leading Defence organisation. The role can be based in their Newcastle offices 3 days per week and remote for 2. Role Overview The Software Engineer will join our collaborative, forward-thinking Agile Scrum team, working … innovative Geospatial software, using the latest cloud-based technologies. The engineer will be involved in every stage of the software development life cycle, from initial design through development, testing, and deployment, delivering robust, scalable cloud-based services. Responsibilities Develop high-quality, readable, scalable and easily maintained code, using Java ...

Software Engineer (Java) To support their aggressive growth targets, my client have identified the need for bespoke systems to streamline and automate their existing production processes. Successful applicants have the exciting task of forming their in-house Software Department, with the key target to develop the production system … software Contribute to all stages of the development lifecycle Define application objectives and functionality Create detailed design documentation Propose and implement changes to current Java infrastructure Conduct software analysis, programming, testing and debugging Prepare and produce end user documentation Support continuous improvement, investigating alternative technologies, and presenting for architectural ...

Java Software Engineer – Defence, Cyber & Intelligence | Full-Time | eDV Clearance Required We are seeking Software Engineers at all levels to join a leading aerospace and defence organisation, delivering mission-critical software for high-impact programmes in the Defence, Cyber, and Intelligence sectors. You'll work on cutting-edge … Responsibilities: Software design, development, and debugging on secure systems Creating and maintaining test frameworks (e.g., JUnit 5) Developing in Linux environments with modern languages (Java, Python) Working with Agile/SCRUM practices and CI/CD pipelines (GitLab) Contributing across the software development lifecycle from requirements to deployment Tech ...

This is a high-impact Lead Engineer role driving the transformation of a Fixed Income technology landscape. You'll play a key role in a multi-year platform modernisation programme, building real-time, high-performance applications that support critical trading workflows. This position offers the opportunity to shape architecture … tooling Participate in code reviews and technical decision-making to maintain high engineering standards Key Requirements Proven experience building high-performance applications in modern Java - Java 11,21 Experience building in low-latency and event-driven handling large, fast-moving datasets Strong understanding of distributed systems and event ...

Java/Microservices/API design/LLMs/AI/Claude Code/Copilot Company: Financial Services Location: London - Hybrid 3 days per week CORE BANKING AND TRADING SYSTEMS EXPERIENCE ESSENTIAL Join a newly formed Service Modernisation & AI team driving AI-first software development in financial services. This … hands-on role modernising high-impact legacy services while building AI-powered engineering workflows. What You’ll Do Modernise critical legacy Java services using AI-driven analysis and refactoring Apply migration patterns (e.g. strangler fig) to deliver clean, modern APIs Ship improvements in fast cycles with measurable gains ...

working with a leading global financial institution seeking a Lead Java engineer to help drive the development of a large scale, low latency market data platform. This role sits within a high impact data/tech function responsible for delivering real time and historical data to trading … Mentor and develop a team of engineers across multiple locations Contribute to both hands on coding and high level system design Key Requirements Strong Java engineering background with experience building enterprise scale systems Proven experience working with market data or trading systems within financial services Experience building data ingestion ...

Role: Software Engineer (Java) Location: London Salary: Competitive salary and package (Depending on level of experience) Any offer of employment is subject to satisfactory BPSS and the candidate being granted a level of security clearance which typically requires 10 years continuous UK address history, usually including no periods ...

Software Engineer/Developer (Java Mathematics) WFH/Surbiton to £50k Are you a 'mathematically minded' Software Engineer looking for an opportunity like to progress your career working on complex and interesting systems? You could be joining a global geoscience technology company within oil and gas exploration ...

Lead Full Stack Engineer (Java, AWS, Angular) (MarTech/Data Analytics) Manchester, Hybrid (3 days onsite) | No sponsorship available We're partnering with a leading global investment organisation to find an experienced Lead Full Stack Engineer to play a pivotal role in shaping and delivering next-generation … hands-on leadership role -ideal for someone who still enjoys coding while leading from the front. You'll combine deep technical expertise across Java, AWS, and modern JavaScript frameworks (Angular) with strong leadership capability and a passion for data-driven, customer-centric platforms . Role Overview Lead design ...

Java Software Engineer - DV Cleared - Onsite As a DV-cleared Software Engineer in Gloucester, you'll develop impactful solutions for government clients, working on Java and Ansible technologies. This role offers a collaborative environment with opportunities to mentor, learn new skills, and contribute to vital projects. … What You'll Do: Design, develop, test, and document software systems using Java Focus on data processing using Ansible Support cloud infrastructure (AWS, Docker, microservices) Mentor junior developers and analyse code defects Collaborate in an Agile team environment Requirements: Must have active DV Clearance: UKIC DV Strong experience with ...

Lead Full Stack Engineer (Java, AWS, Angular) (MarTech/Data Analytics) Manchester, Hybrid (3 days onsite) | No sponsorship available We're partnering with a leading global investment organisation to find an experienced Lead Full Stack Engineer to play a pivotal role in shaping and delivering next-generation ...

Java Software Engineer - DV Cleared - Onsite Maximise your chances of a successful application to this job by ensuring your CV and skills are a good match. As a DV-cleared Software Engineer in Gloucester, you'll develop impactful solutions for government clients, working on Java … opportunities to mentor, learn new skills, and contribute to vital projects. What You'll Do: Design, develop, test, and document xkybehq software systems using Java Fo Please click on the apply button to read the full job description ...

Investment Banking Java Full Stack Engineer (Angular/React) - Spring Boot, REST, ELK - PERMANENT Our Investment Banking client is looking for a permanent Java Full Stack Engineer (AVP level) Skills Excellent knowledge, understanding and active hands-on coding ability of Java (Spring Boot, REST APIs ...

looking for a skilled Java Backend Engineer with strong experience in Spring and microservices to join our growing team. It is a UK based, fully remote, outside IR35, initial 6-month contract.What you'll do: Build and maintain scalable microservices. Develop REST APIs using Java & Spring. Collaborate … with cross-functional teams. Write clean, efficient, and testable code. What we're looking for: Strong Java (8+) and Spring experience. Solid background in microservices architecture. Experience with REST APIs, Docker, and CI/CD. Knowledge of databases (SQL). Knowledge of Azure. Apply now to join a fast ...

Full Stack Engineer who leans towards the backend but enjoys seeing features come to life end to end? Do you want to build systems that operate at global scale, handling real-time demand and complex marketplace dynamics? Looking for a role where you can ship frequently, own your work … influence product decisions from day one? Senior Full Stack Engineer Location: Oxford (remote-first with 1 day per week onsite) Our client is scaling a globally used, consumer-facing platform that connects millions of users with real-world experiences. This is an opportunity to join a high-performing engineering ...