1 to 25 of 58 Java Engineer Jobs in the UK

Java Engineer | (Edinburgh) On site! | £550-£650 (Inside IR35) | 6 months initially (likely extension) | (Java, Spring Boot, Azure) We're looking for a Java Engineer, that has previous experience working with Azure for a range of exciting projects. Rate: £550-£650 (Inside IR35) Length: 6-month initial contract, strong likelihood of extension Location: Scotland (fully … on site) Key Skills & Experience: Strong core Java development background Experience with Spring Boot Exposure to Azure App Services Proficiency with CI/CD pipelines (Jenkins preferred) Terraform experience desirable Must have valid Right to Work in the UK (no sponsorship available) You'll be joining a well established organisation, working on a range of internal systems and services. … If this sounds like you, apply now for more details! Java Engineer | (Edinburgh) On site! | £550-£650 (Inside IR35) | 6 months initially (likely extension) | (Java, Spring Boot, Azure) Oscar Associates (UK) Limited is acting as an Employment Business in relation to this vacancy. To understand more about what we do with your data please review our privacy More ❯

Java Engineer Salary to £60k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are eligible (have resided in the UK for the past 5 years) and prepared to go through UK SC Security Clearance This company is a Workflow & AI Orchestration Specialist. They're on … manage casework, derive insight from data and deliver citizen services. Theyre growing fast and looking for bright, dynamic people to help build their business. Role Theyre looking for a Java Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable … week. Client sites could be anywhere but will most likely be in & around London. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based microservices, APIs, and connectors within orchestration flows Translate BPMN and DMN models into executable workflows and reusable components Collaborate closely with analysts and service designers to refine and More ❯

Java Engineer • Salary to £60k + Company Options Scheme • Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are eligible (have resided in the UK for the past 5 years) and prepared to go through UK SC Security Clearance This company is a Workflow & AI Orchestration Specialist. They're on … derive insight from data and deliver citizen services. They’re growing fast and looking for bright, dynamic people to help build their business. Role They’re looking for a Java Engineer to join their implementation team. You’ll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration — helping their public-sector clients build secure … week. Client sites could be anywhere but will most likely be in & around London. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based microservices, APIs, and connectors within orchestration flows Translate BPMN and DMN models into executable workflows and reusable components Collaborate closely with analysts and service designers to refine and More ❯

Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and … enhancing high-performance, scalable financial applications. This is a fantastic opportunity for an ambitious developer with experience in Java and a passion for the financial sector. The role follows a hybrid working model, with 2-3 days per week in the office. Key Responsibilities: Design, develop, and maintain high-quality Java-based applications for financial services. Collaborate with … in code reviews and provide constructive feedback. Stay updated with the latest financial technologies and industry trends. Key Requirements: Based in the London Area 5+ years of experience in Java development (Java 8 or later). Experience with Spring Boot, Microservices architecture, and RESTful APIs. Strong understanding of multi-threading, concurrency, and performance optimization. Knowledge of SQL and More ❯

Role Title: Senior Java Engineer Duration: 6 Months Location: Telford (2 days per week) Rate: £470 Per Day - Umbrella only Would you like to join a global leader in consulting, technology services and digital transformation? Our client is at the forefront of innovation to address the entire breadth of opportunities in the evolving world of cloud, digital and … platforms. Role purpose/summary As a Senior Java Engineer, you will lead remediation and modernisation of Java applications within the 'Ingres-only' pathway. Your work ensures secure, supportable solutions that decouple data from Ingres to relational platforms (e.g. Oracle/SQL Server), reducing operational risk and enabling future scalability. Key Responsibilities * Technical Leadership: o Own design … and implementation of Java remediation patterns for legacy services. o Guide engineering best practices across squads, including code quality, security, and performance. * Migration & Modernisation: o Identify and establish novel and accelerated Java application remediation and/or modernisation approaches (AI-led etc.) o Refactor Java applications to remove Ingres dependencies. o Implement secure data access layers targeting More ❯

Software Support Engineer - Java - Remote Software Support Engineer with experience in Java, around application support or software development & SQL, is required by a leading company based in the North West. This role will offer mostly remote, so it requires 1 day a week in the Warrington office. You can also progress into a fully-fledged Software … Engineer role. Experience required: Excellent experience with Java in a development or application support environment Solid understanding of programming concepts and structured software development. ITIL standards, especially incident, problem, and change management. Documenting and communicating effectively. SQL wizard with database development. Handle tight deadlines and meet tight SLAs with ease. Duties include: Dive into the technical analysis of … pay up to £60,000 + Flexible working (1 day per week in the office). To apply, press apply now or send your CV to Keywords: Software Support Engineer - Java - ITIL - Flexible working - Manchester - Warrington - Liverpool - Manchester - Leeds - Stockport - Preston - Crewe - Stoke on Trent - Bolton - Blackburn Circle Recruitment is acting as an Employment Agency in relation to More ❯

Lead Software Engineer - Java Microservices Location: London (Hybrid - 2 days on-site, Monday and Tuesday) Overview We're excited to be supporting our client in hiring a talented Software Engineer (Java Microservices) to join a dynamic, high-performing engineering team within retail banking. This is a fantastic opportunity for a technically minded individual who's passionate … stakeholders to align technical solutions with business objectives Applying Agile and Test-Driven Development (TDD) principles to build resilient, fast-running, and maintainable code Building and maintaining API-driven Java microservices hosted on public cloud infrastructure Contributing to intentional architecture while supporting emergent design through innovation, prototyping, and experimentation Automating build, test, and deployment processes using modern CI/… CD practices What We're Looking For Strong server-side Java engineering experience, ideally within large-scale, business-critical environments Proven ability to design and deliver well-tested, production-ready software with strong focus on functional and non-functional requirements Deep understanding of microservices architecture, cloud-native applications, and API development Experience with distributed systems - managing workloads at scale More ❯

Java Engineer 35, 39 Queen St, Belfast BT1 6EA Antrim, BT1 4JR, United Kingdom, Belfast, Full-time Company Description We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. More ❯

Java Engineer Salary to £60k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are eligible (have resided in the UK for the past 5 years) and prepared to go through UK SC Security Clearance This company is a Workflow & AI Orchestration Specialist click apply for More ❯

Java/Camunda Engineer Salary to £60k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are eligible (have resided in the UK for the past 5 years) and prepared to go through UK SC Security Clearance This company is a Workflow & AI Orchestration Specialist. They … that integrate cutting edge orchestration and 2) agentic AI capabilities. Theyre growing fast and looking for bright, dynamic people to help build their business. Role Theyre looking for a Java Camunda Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure … week. Client sites could be anywhere but will most likely be in & around London. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based microservices, APIs, and connectors within orchestration flows Translate BPMN and DMN models into executable workflows and reusable components Collaborate closely with analysts and service designers to refine and More ❯

QA Engineer (Java) | Fintech Trading £70,000 - £80,000 + Bonus + Benefits Hybrid - 3 days/week in Central London Join a collaborative, engineering-led team ensuring the stability and performance of a high-volume, global electronic trading platform. You'll write clean, quality Java-based automation code to contribute to an internal Java-based … test automation framework, catching issues before they hit production and helping deliver flawless, high-performance user experiences. What You'll Do Build and maintain robust Java test automation Work on an internal Java-based test automation framework used across all teams handling high-traffic, real-time trades. Collaborate with developers to improve quality at every stage. Own QA … processes for performance, reliability and user experience. What You Bring Strong experience with Java automation testing & backend testing. Background in automation testing for complex, high-performance platforms. Passion for quality and attention to detail in fast-paced environments. BONUS POINTS: Experience in electronic trading, FX, banking or fintech domains Shape the quality of software that millions of trades rely More ❯

Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and More ❯

eFX Software Engineer (Ultra-Low Latency Java) Hybrid/Remote - London Up to £160,000 + Bonus + Benefits We're supporting a major financial services organisation hiring an eFX Software Engineer to build and optimise ultra-low-latency trading systems used across global FX markets. If you're a high-performance Java engineer who … opportunity. What you'll work on: Engineering sub-40μs latency eFX systems with high throughput and fault tolerance Designing real-time pricing, risk and trading components Evolving low-latency Java patterns (lock-free, low-GC, CPU/cache optimisation) Working closely with quants, traders, architects and senior engineers Influencing technical strategy across distributed, performance-critical systems What we're … looking for: Strong experience in low-latency Java within trading, eFX or electronic markets Deep understanding of networking (TCP/UDP/FIX), Linux tuning, performance profiling Background in designing high-performance architectures and distributed systems Strong grasp of FX pricing, risk, and trading workflows Solid engineering fundamentals: testing, CI/CD, API design, automation Why join? Work on More ❯

Position: Java Backend Micro services Engineer Location: London, UK (Hybrid 3 days onsite a week) Duration: Long Term B2B Contract Job Description: Look for 12+ years candidates who can lead a team and have excellent hands on coding experience • Proficiency in Java, including Java 8 and above. • Experience in designing microservices, developing, and deploying microservices. • Strong … in Agile/Scrum environments. • Ability to work effectively in a team environment and communicate clearly with stakeholders. • Proficient in Implementing unit & integration tests using testing frameworks. Requirements Position: Java Backend Micro services Engineer Location: London, UK (Hybrid 3 days onsite a week) Duration: Long Term B2B Contract Job Description: Look for 12+ years candidates who can lead … a team and have excellent hands on coding experience • Proficiency in Java, including Java 8 and above. • Experience in designing microservices, developing, and deploying microservices. • Strong knowledge of Spring Boot, Spring Cloud, and other Spring components. • Expertise in building and consuming RESTful microservice • Experience with SQL and NoSQL databases, PostgreSQL • Strong knowledge on cloud services such as AWS More ❯

Java Software Engineer Travel company seek Java Software Engineers to join their London-based engineering team and help them shape the next generation of digital travel solutions that connect millions of customers to unforgettable journeys. What You’ll Do: Design, develop, and maintain Java-based applications using Spring Boot Collaborate with cross-functional teams to deliver … testable code while contributing to best practices and continuous improvement Work within a modern cloud environment, supporting our global platform growth What We’re Looking For: Proven experience in Java (11+) and Spring Boot Solid understanding of RESTful APIs and Microservices architecture Experience with SQL/NoSQL databases and familiarity with CI/CD tools Strong problem-solving skills More ❯

Java Software Engineer Fintech seek numerous Java Software Engineers to join their growing Payments Engineering team. If you’re passionate about building scalable, low-latency systems that power seamless financial transactions across millions of users, this is your chance to make a real impact. What You’ll Do Design and build high-performance, resilient payment processing systems … real-time services at scale. Write clean, testable, and well-documented code that stands the test of time. Contribute to architecture discussions and influence key technical decisions. Tech Stack Java 17+, Spring WebFlux/Project Reactor, Kafka, PostgreSQL, Docker, Kubernetes, AWS. Exposure to distributed systems, event-driven architecture, and microservices is highly valued Working Model 1-2 days per … week in our London office, 3 days remote. May also be able to consider remote with 1-2 office visits a month. About You Strong Java engineering background (ideally 4+ years). Hands-on experience with Reactive frameworks (Spring WebFlux, Reactor, Akka, Vert.x, or similar). Comfortable working in high-availability, real-time systems. A problem-solver who enjoys More ❯

Currently hiring a Senior Java Engineer to join a fixed income trading team - a high-performing group responsible for building and maintaining global trading systems used daily by traders and middle office teams. These systems handle complex financial instruments, from bonds and repos to interest rate swaps and exotic portfolios, with a strong focus on performance, reliability, and … traceability. Key Responsibilities: Design, develop, test, and deploy high-quality software using Java and related technologies Conduct code reviews, ensuring clean, maintainable, and efficient code Mentor junior developers and promote technical excellence within the team Analyse and resolve performance, scalability, and concurrency issues Contribute to Agile/Scrum processes, including sprint planning and retrospectives Maintain clear and comprehensive technical … documentation Key Requirements: Strong expertise in Core Java, including multi-threading and concurrency demonstrating self-sufficiency Proven experience in low-latency systems, performance tuning, and network programming Familiarity with high-performance messaging systems Proficiency with profiling, benchmarking, and memory analysis tools Working knowledge of Linux/Bash scripting and at least one other language (e.g. Python or C#) Robert More ❯

Role Title: Senior Java Engineer Duration: 6 Months Location: Telford (2 days per week) Rate: £470 Per Day - Umbrella only Would you like to join a global leader in consulting, technology services and digital transformation? Our client is at the forefront of innovation to address the entire breadth of opportunities in the evolving world of cloud, digital and More ❯

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 DevSecOps systems and applications, supporting secure digital infrastructures across the … and excellent development opportunities. Key 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 Stack Includes: Java, Python More ❯

They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave. Join our dynamic Technology team as a Java Fullstack Engineer AVP level, and be involved in shaping the future of financial crime prevention through the transformative "Integrated financial crime program". This multiyear group wide initiative … is designed to strengthen regulatory compliance, streamline client interactions via unified infrastructure and drive operational efficiency through cutting edge technological advancements. The ideal candidate would be an experienced Java Fullstack Engineer with passion for transition into architecture, ready to apply technical expertise to strategic system design. The Integrated Financial Crime (IFC) portfolio is a multi-faceted Financial Crime … across all lines of defence and empower our partners, colleagues and customers to identify and prevent Financial Crime by raising awareness of the risks. To be successful as a Java Fullstack Engineer, you should have: Experience in full-stack development with expertise in building dynamic, responsive, and reusable components Worked on Enterprise Case Management Life cycle applications involving More ❯

About Us: At Dabster , we specialize in connecting top engineering and technology talent with leading global companies. We are currently seeking an experienced Java Fullstack Engineer to join our client's team in Leeds, UK . Our mission is to be the foremost recruitment partner for organizations driving innovation across industries such as engineering, digital, and cloud technologies. … as part of a high-performing Agile development team focused on building a credit decisioning engine powered by scalable microservices and cloud-native solutions. About the Role: As a Java Fullstack Engineer , you will play a pivotal role in designing, developing, and deploying high-performance backend microservices while contributing to front-end feature enhancements. You will be responsible … for implementing Java 17-based applications , setting up DevOps pipelines on GCP , and collaborating closely with architects and product owners to deliver reliable, production-grade systems. This is a 6-month contract role based in Leeds, UK , with a strong possibility of extension . Key Responsibilities: Design, develop, and deploy scalable backend microservices using Java 17 and Spring More ❯

Weather Obsess over Customer Success Work the Problem Be Curious Own the Outcome Respect Each Other YOUR IMPACT We are seeking a highly skilled and passionate Full Stack Software Engineer with a strong focus on Java to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining robust and scalable full … to deployment, collaborating closely with product managers, designers, and other engineers to deliver high-quality, impactful solutions. Design, develop, and implement highly performant and scalable full-stack applications using Java and related technologies. Build and maintain robust back-end services, APIs, and microservices. Develop responsive and intuitive front-end user interfaces. Collaborate with product management to understand requirements and … learning and improvement YOUR EXPERIENCE Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience). Professional experience as a Full Stack Software Engineer, with a strong emphasis on Java (Java 11/17). Experience with relational databases (e.g., SQL, PostgreSQL, MySQL) and ORM frameworks (e.g., Hibernate, JPA). Solid More ❯

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 of 30 consecutive days or more spent outside of the More ❯

to technical innovations within the banking world being one of the first to transform customer experience. The What.. The organisation are looking to bring in a number of Senior Java Engineers with specific skills within the financial services arena & ideally payments to build this greenfield payments platform. You would have strong end to end software engineering skills, specialised in … middleware & back-end technology - a strategic thinker and digital innovator with a risk/control mindset. Tech wise what you would be using: Advanced Java skills (Java 17) Spring Boot REST API & Messaging Queue experience (Kafka/Kubernetes etc) Strong database skills Any front-end skills would be preferable (ReactJS) Any cloud experience would be preferable (AWS) And More ❯

Principal Java Developer/Engineer Fully Remote My client believe that focused and empowered teams can do great things so you'll find that they are a curious, driven, and pragmatic bunch who believe in outcomes over outputs, and we're looking for like-minded individuals to join them on their journey. Duties and Responsibilities Understand partner needs … or Windows development, including database design and development, as well as strong web client programming skills, including HTML, JavaScript, and CSS. Experience in server-side product development. Expertise in Java Experience with Design Patterns, Refactoring, OO Design, and related areas. Experience with HTML, CSS, JavaScript, XML/XSLT, SQL, database design, message-oriented-middleware, caching, and systems integration. Proven More ❯