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

Senior/Lead developers to assist them delivering mission-critical projects. To apply you must experience with the following :- Strong Software Engineering expertise with extensive experience knowledge working with Java (Spring Boot) on large microservice architectures. You should be confident using test-driven development techniques and possess skills in containerisation (Docker), relational databases such as Postgres (ideally with migration … modern DevOps ways of working like continuous integration and deployment. Knowledge of Kafka would be advantageous along with some frontend experience using React/Typescript. Essential skills/experience: Java (Spring boot) Postgres (or other relational SQL database) Docker Test-driven development (Junit & Mockito or other similar testing libraries) CI/CD (Jenkins or similar pipeline tooling) Comfortable working More ❯

Senior Java Developer - Glasgow - Investment Banking - Data/Spring/Linux/SQL/SDLC/Equity Primary responsibilities: The developer will work within an agile squad developing within a system comprising of numerous Java services that interact via messaging to produce the product outputs in Real Time. Technologies and techniques such as highly multi-threaded … Java, Sharded Mongo DB and caching are used in the stack to provide the scale and performance that the product requires. Skills: - Core Server Side Java including Data Structures and Concurrency - Spring, Junit - Linux - Relational Databases (Sybase and/or DB2 is preferable) with ability to write SQL queries - Understanding of message-based architectures - Good Problem solving and … by the applications - Knowledge and desire to use agile software development practices Skills Desired: - JMS, MQ, Kafka - MongoDB - Knowledge of a range of common Open Source libraries used in Java development - Database performance tuning (relational and document) - Python/Shell Scripting - Financial domain knowledge (eg Equities) Glasgow based - hybrid - Inside IR35 By applying to this job you are sending More ❯

Job Title: Senior Java Developer Day Rate: Via Umbrella Length of Contract: 6 months (huge potential for extension) Location: Bromley Hybrid (3 days onsite) About client: One of the largest financial institutions in the U.S., it serves millions across consumer banking, investment, and wealth management. Headquartered in North Carolina, it plays a pivotal role in global finance. Role … Overview: We are seeking an experienced Senior Java Developer with a strong background in the banking and financial services sector, particularly in corporate and commercial payments/deposits. The ideal candidate will play a key role in designing, developing and supporting robust, scalable applications, working within Agile delivery teams. Responsibilities: * Design, develop and maintain Java-based applications … required* Work both independently and collaboratively within Agile teams* Produce clear, well-documented code and technical documentation* Communicate effectively with stakeholders at all levels Skills & Responsibilities: * Strong proficiency in Java development, with experience spanning Java 11+ through to the latest versions (Java 24)* Solid experience with Spring Boot and microservices architecture* Hands-on experience with OpenShift or More ❯

Java Developer - Data Structure - Sybase - SQL - JMS - Equities - Investment Banking - Glasgow About The Role A core Server Side Java developer is required for a Tier 1 investment bank supporting the Equity Swaps business. This is a global Front Office team that writes the software supporting a leading provider of the Equity Swap product. This role will … be within the Real Time calculation engine and its related components that is are the heart of the product suite. Primary responsibilities: The developer will work within an agile squad developing within a system comprising of numerous Java services that interact via messaging to produce the product outputs in Real Time. Technologies and techniques such as highly multi … threaded Java, Sharded Mongo DB and caching are used in the stack to provide the scale and performance that the product requires. Skills: - Core Server Side Java including Data Structures and Concurrency - Spring, Junit - Linux - Relational Databases (Sybase and/or DB2 is preferable) with ability to write SQL queries - Understanding of message-based architectures - Good Problem solving More ❯

Java Full Stack Developer - Northampton/Hybrid - £200 - £240 Per Day Inside IR35 Eames Consulting is working with a Banking company to secure the services of a Java Full Stack Developer on an initial 3 month contract basis to begin with. Essential Skills: Strong front-end technology skills using HTML, CSS, JavaScript, React JS, Redux, Node … test framework (e.g., Jest) Strong experience with back-end technology: Java, SpringBoot, JPA, Hibernate, Junit, Mockito, microservices Experience with SQL (MS SQL preferred), cloud technology and messaging tools. Experience with standard DevOps tools: Jira, Bitbucket, Nexus, Confluence, SonarQube, Veracode, GitLab, Maven, NPM, etc. Experience with test driven development and CI/CD, including exposure to automated testing platforms (e.g. More ❯

Java Microservices Developer Start: ASAP Duration: 6-12 months Rate: inside IR35, up to £475/day Location: on site in Cardiff 3 days per week We are seeking a skilled Java Microservices Developer to join a strategic transformation programme within the financial services industry. You'll play a key role in building scalable microservices solutions … is an exciting opportunity to contribute to high-impact work within a fast-paced, agile team, collaborating across technical and business teams. Key Responsibilities: - Develop scalable, maintainable microservices using Java and Spring Boot - Collaborate with engineers, product managers, and stakeholders - Implement CI/CD pipelines and automate deployment workflows - Ensure code quality through testing, reviews, and best practices - Work … within agile frameworks such as Scrum or Kanban Essential Skills & Experience: - Strong Java development background with Spring Boot and Spring Cloud - Solid understanding of microservices architecture and API design - Experience with AWS, Azure, or Google Cloud - Familiarity with MySQL, PostgreSQL, or MongoDB - Proficiency in unit and integration testing - Excellent communication and problem-solving skills - Comfortable in client-facing and More ❯

An instantly recognisable London-based financial services institution is actively seeking 2 Senior Java Developers with extensive banking experience to work on a business-critical project in the risk and pricing space. What you'll need to succeed 10+ years' Java Development experience within financial services - mandatory Good knowledge across a range of asset classes, ideally Fixed Income More ❯

An instantly recognisable London-based financial services institution is actively seeking 2 Senior Java Developers with extensive banking experience to work on a business-critical project in the risk and pricing space. What you'll need to succeed 10+ years' Java Development experience within financial services - mandatory Good knowledge across a range of asset classes, ideally Fixed Income More ❯

Java Developer Hybrid Working - Edinburgh or London High Street Banking Lorien's leading banking client is looking for an experienced Java Developer with strong experience in Java17, Spring Boot and Hibernate to join the expanding team on an initial 6month contract. This role is based in Edinburgh or London. This role will be Inside IR35 Via … Umbrella Working in a Hybrid Model of 2 days a week on site . Key Skills and Experiences Extensive hands-on experience with Java 17 + Proficiency working with applications based on microservices architecture. Spring boot and Hibernate Experience with Apache Kafka Strong knowledge with Relational and Non-Relational Databases Hands on experience working with event driven architecture and More ❯

Java Microservices Developer 6 Month contract initially Based: Remote/Cardiff - Hybrid. Max 3 days p/w onsite. Rate: £450 - £500 p/d (via Umbrella company) We have a great opportunity with a world leading organisation where you will be provided with all of the support and development to succeed. A progressive organisation where you can … really make a difference. We a great opportunity for a number of Java Microservices Developers to join the team! We are seeking a number of talented Java Microservies developers to join our team for a new strategic transformation program of work. You will Design, Develop, and Maintain Microservices: * Creating and implementing microservices with Java. * Ensuring microservices are scalable … Automating testing and deployment processes to improve efficiency and reliability. Code Quality and Best Practices: * Writing clean, well-documented, and maintainable code. * Following coding standards and best practices for Java development. Participating in code reviews and providing constructive feedback to team members Key Skills & Experience: Programming: * Proficiency in Java and related technologies like Spring Boot. * Understanding of microservices More ❯

MERITUS Talent are working with one the most well known aerospace conglomerates globally, for the recruitment of a Java Developer to join their Defence & Space team into their Portsmouth office. The role is for an initial 6-12 month assignment, paying £55 per hour via umbrella, and ideally looking for the right person to hold an active SC … clearance. Contract Java Developer - Microservices/Agile £55 per hour (Inside IR35) 6 months+ | Portsmouth A leading organisation in the aerospace and space systems sector is looking for an experienced Java Developer to join a 7-person Scrum team. The project involves building management systems for a new satellite programme. You'll be contributing across the … architectural design (UML) Support CI/CD processes and automated testing frameworks Write clean, maintainable, and well-documented code Work closely with internal and external stakeholders Essential Skills & Experience Java (version 8+) Spring Boot and Spring Framework (inc. Hibernate) RESTful APIs over HTTPS Microservices and distributed systems Agile development (Scrum) CI/CD pipelines Git and Jira (or similar More ❯

Contract Role - Java Developer - Northampton/Hybrid - 06 Months Initial - Inside IR35 Role Overview: Job Title: Java Developer Location: Northampton/Hybrid (2 days onsite per week) Contract Type: Contract Duration: 06 months initially, with high potential for extension Sector: Banking Key Responsibilities Design, develop, and maintain microservices-based applications using Java and Spring Boot … reviews, architectural discussions, and technical planning Troubleshoot and resolve complex production issues Mentor junior team members and contribute to engineering best practices Required Skills & Experience 5+ years of professional Java development experience Strong knowledge of microservices architecture patterns and best practices Experience with Spring Boot, Spring Cloud, and related frameworks Strong understanding of RESTful APIs and messaging systems (Kafka More ❯

Java Developers- SC Security Clearance- Central Government Multiple Java Developers, ideally with current SC Security Clearance and strong Java software development skills in Java 11 plus and MongoDB is needed to work with our central government client on one of the UK's most high-impact digital services. Opportunity to take a hands-on technical and … leadership role at the heart of government digital transformation — influencing direction, engineering best practices, and helping deliver critical systems used by millions. Java Developers- SC Security Clearance- Central Government- Essential Skills • Strong hands on Java Software development skills to Java 11 or higher. • Excellent software engineering abilities across Java microservices, Hexagonal architecture, MongoDB, Kafka) • Modern cloud … design and assurance. • Experience delivering in complex, multi-disciplinary environments. • Current SC Security Clearance or the ability to undergo clearance. • Passionate about building high-quality, secure and maintainable systems. Java Developers- SC Security Clearance- Central Government- Responsibilities • Provide technical direction and leadership for a critical agile delivery team. • Lead either citizen/agent-facing digital product teams or shared More ❯

Java Developers- SC Security Clearance- Central Government Multiple Java Developers, ideally with current SC Security Clearance and strong Java software development skills in Java 11 plus and MongoDB is needed to work with our central government client on one of the UK’s most high-impact digital services. Opportunity to take a hands-on technical and … leadership role at the heart of government digital transformation — influencing direction, engineering best practices, and helping deliver critical systems used by millions. Java Developers- SC Security Clearance- Central Government- Essential Skills • Strong hands on Java Software development skills to Java 11 or higher. • Excellent software engineering abilities across Java microservices, Hexagonal architecture, MongoDB, Kafka) • Modern cloud … design and assurance. • Experience delivering in complex, multi-disciplinary environments. • Current SC Security Clearance or the ability to undergo clearance. • Passionate about building high-quality, secure and maintainable systems. Java Developers- SC Security Clearance- Central Government- Responsibilities • Provide technical direction and leadership for a critical agile delivery team. • Lead either citizen/agent-facing digital product teams or shared More ❯

Senior/Lead Java Developer £(Apply online only) per day Outside IR35 Fully Remote (Must be UK based) Initially 6 Months (Project scope for 12-24 Months) Start ASAP Unify are proudly, exclusively representing a highly respected digital transformation partner, as they embark on another exciting, high profile program of works. We are looking for 2 Senior or … Lead Java Developers to join the team on a long term contract basis. The ideal Engineers will have proven experience of working on long term Government, defense or public sector projects, with a team playing, consultative approach, with excellent communications and customer facing skills. We need: Strong experience in Java Development Experience in Postgres Experience in AWS Experience … in Python Experience in HTML Experience in GIS and Ruby would be desirable ***The ideal Senior/Lead Java Developer will have proven experience of working on long term Government, defense or public sector projects, with a team playing, consultative approach, with excellent communications and customer facing skills*** Please apply by submitting your latest CV for immediate review More ❯

investment bank within a market-leading front-office team developing business-critical solutions for a range of stakeholders including traders and quants. What you'll need to succeed Extensive Java Development experience within financial services. Strong experience with reference data mandatory. Strong experience with springboot. Strong experience with cloud, ideally Azure or AWS. Good experience integrating with data services. More ❯

teams Experience with modern authentication standards and solutions such as OAuth2, OpenID Connect, SAML, Google Sign-In, or Facebook Login Proficiency in general-purpose programming languages; strong preference for Java Experience working in cloud-native environments (AWS, Azure, or GCP) Flexibility to work across multiple technology stacks and application domains Why Join: You'll be part of a dynamic … teams Experience with modern authentication standards and solutions such as OAuth2, OpenID Connect, SAML, Google Sign-In, or Facebook Login Proficiency in general-purpose programming languages; strong preference for Java Experience working in cloud-native environments (AWS, Azure, or GCP) Flexibility to work across multiple technology stacks and application domains Why Join: You'll be part of a dynamic More ❯

Job Title: Senior Java Developer Location: London We're looking for a talented Java Developer with a strong numerate background to join a fast-paced front-office pricing team . You'll help build the next-gen Interest Rate Pricer , working closely with quants and traders. Key Responsibilities: Develop and support pricing platforms using Java 17+ Interface with C++ quant libraries and market data feeds Work on price distribution and interest rate curve building Collaborate in a dynamic, agile environment Requirements: Strong Java development skills - Essential Degree in a numerate subject (Maths, Physics, Engineering, etc.) - Essential Interest in finance and learning about trading systems Interest Rate experience is a plus but not required More ❯

Job Title: Senior Java Developer Location: London We're looking for a talented Java Developer with a strong numerate background to join a fast-paced front-office pricing team . You'll help build the next-gen Interest Rate Pricer , working closely with quants and traders. Key Responsibilities: Develop and support pricing platforms using Java 17+ Interface with C++ quant libraries and market data feeds Work on price distribution and interest rate curve building Collaborate in a dynamic, agile environment Requirements: Strong Java development skills - Essential Degree in a numerate subject (Maths, Physics, Engineering, etc.) - Essential Interest in finance and learning about trading systems Interest Rate experience is a plus but not required More ❯

We are looking for a Backend Java Developer(Contract role) for our client with extensive experience in Java 17+, Node, Python, Kubernetes, Linux and React. Any experience with kiosk hardware or lower level development (C,C++ etc) would be a bonus. Contract - Inside IR35 (via umbrella) Location - Leeds (2 days a week onsite or more, rest of More ❯

Job Title: Solution Engineer - Java Developer Location: London (Hybrid) Type: Contract We're looking for a Solution Engineer with strong Java development expertise to drive innovative, scalable technical solutions across a dynamic ecosystem. In this role, you'll collaborate with cross-functional teams and external partners to deliver high-impact integrations and prototypes that support business growth. … design and contribute feedback to product roadmaps Requirements: BS/MS in Computer Science or equivalent work experience 5+ years in web, software, or mobile app development Proficiency in Java and at least one of: JavaScript, .NET, PHP, Node.js, Python, Ruby on Rails Experience with REST and GraphQL APIs and web service consumption Knowledge of QuickBooks is highly desirable More ❯

JOB DESCRIPTION Required Skills: 4+ years of Java Development experience - Java 11+ Spring Experience working with microservices architecture Kafka for messaging - to some extent or equivalent MongoDB - to some extent or equivalent Strong understanding of SDLC Nice to haves: Gitlab - experience with others is generally fine, they can learn Gitlab Test automation (JUnit, Mocking, Gherkin) - candidate does not … need deep expertise in all, should have some general experience in automation Job Title: Java Developer Location: Birmingham, UK Rate/Salary: 300.00 - 500.00 GBP Daily Job Type: Contract Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road, Bracknell, RG12 1RT, United Kingdom. No. (phone number removed). Allegis Group Limited operates as an Employment Business and More ❯

On behalf of DWP we are looking for a Java Developer for a 12 month (Inside IR35) contract. Hybrid working with 2 3 days per week required in either Manchester, Leeds, Birmingham or Newcastle. The Department for Work and Pensions (DWP) is responsible for welfare, pensions, and child maintenance policy. As the UK's biggest public service department … on us every day, including the most vulnerable in society * Improve experience of our services while maximising value for money for the taxpayer. We are looking for an outstanding Java Developer, who can make a positive impact, and wants to contribute to the most demanding and exciting new digital service for the UK Government. Let's be clear … at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.) * Recent experience with Java 17 (or later). * Excellent understanding of TDD and BDD. * Experience with large microservice architectures. * Experience of working in an Agile environment. * Have experience in implementing APIs for internal More ❯

ob Description Position: Java Web Developer Contract Type: Inside IR35 Rate: £550-£600 per day Contract Length: 6 months Location: Remote Security Clearance: SC Clearance required Overview: We are seeking an experienced Java Web Developer to join our team for a 6-month remote contract, working with a key public sector client to support a critical … service. This role requires expertise in AI deployment, Java, and web development. The successful candidate will play a pivotal role in enhancing public sector services through the deployment and management of advanced AI solutions. Key Responsibilities: AI Deployment: Deploy and manage AI solutions to enhance public sector services. This includes the integration of AI technologies into existing systems and … AI systems. Required Qualifications: Experience: Proven experience in AI deployment, with a strong track record of successfully implementing AI solutions in a professional setting. Technical Skills: Strong proficiency in Java and web development. Familiarity with other programming languages and technologies is a plus. Security Clearance: SC Clearance (or ability to obtain). This is a mandatory requirement for this More ❯

on performance, resilience, and code quality. Engage in continuous improvement of system architecture and engineering practices. You should bring: 5+ years of experience building complex, low-latency systems in Java for top-tier institutions OR 2+ years of Java experience plus 5+ years developing low-latency trading systems in C++ or a comparable language. Strong grasp of performance More ❯