1 to 25 of 33 Contract Java Developer Jobs in England

Senior Java Developer Inside IR35 - 3 days onsite Our banking client is seeking an experienced Senior Java Developer to join their dynamic technology team. This role offers the opportunity to work on high-impact financial applications, driving innovation and excellence in software development within a fast-paced and regulated environment. As a Senior Java Developer … you will play a key role in designing, developing, and maintaining enterprise-grade applications, while mentoring junior engineers and helping shape technical strategy. Key Responsibilities Design, develop, and maintain Java-based applications and services . Write clean, efficient, and well-documented code . Participate in code reviews and provide constructive feedback. Collaborate with cross-functional teams to define, design … and deliver new features . Troubleshoot and debug complex issues. Required Qualifications Professional Java software development experience. Strong understanding of object-oriented programming and design patterns . Hands-on experience with Spring and Hibernate frameworks. Solid experience with relational databases (MSSQL, Oracle). Proven experience with RESTful API design and development . Strong background in unit, regression, and integration More ❯

Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability … to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following Java 21 (or later) Test Driven Development (TDD) and Behaviour Driven Development (BDD) Large microservice architectures Agile environments and pair programming Implementing APIs for internal and external use Building automated test suites in CI/… have: Jackson, JAX-RS, Mockito ActiveMQ or Kafka MongoDB or other NoSQL/document databases Experience scaling high-traffic websites and handling large data sets Interested? Please apply below. Java Software Engineer, Java, Java 21, Microservices, TDD, BDD, Agile, APIs, CI/CD, Leeds, Government, Public Sector, Developer, Contract, Inside IR35 More ❯

Low Latency Java Developer eFX Algo IT Developer Join our dynamic eFX Algo IT team as a Java Developer, focusing on low-latency systems. This high-profile role involves developing pricing, hedging, and low-latency order and price distribution systems for the eFX desk. You will be part of a team that includes both Java and C# developers working on server-side and UI components. Required Skills & Qualifications: Proven experience in Java development, specifically in low-latency environments. Strong understanding of FX or similar low-latency trading systems. Experience in front office environments, preferably with exposure to algo trading. Familiarity with connectivity, market data, core pricing, and hedging strategies. Knowledge of Agile, SCRUM … ability to adapt to new technologies. Strong communication skills and the ability to work collaboratively across multiple teams Day-to-day of the role: Develop and maintain low-latency Java applications for pricing, hedging, market connectivity, and associated services. Collaborate with Business Analysts, Project Managers, and QA teams to estimate, plan, and execute development tasks. Engage in hands-on More ❯

Job Title: Senior Java Developer Role Summary: We are looking for a highly skilled Senior Java Developer to design, develop, and maintain enterprise-grade applications. The role involves working closely with architects, business analysts, and cross-functional teams to deliver scalable, secure, and high-performing solutions. Key Responsibilities: Design, develop, and implement robust Java-based … compliance with security standards. Troubleshoot, debug, and resolve complex production issues. Contribute to continuous improvement in development processes and tools. Required Skills & Experience: 5–8+ years of experience in Java/J2EE application development. Strong knowledge of Core Java, Spring Framework (Spring Boot, Spring MVC, Spring Security), Hibernate/JPA. Hands-on experience with RESTful APIs, Microservices architecture More ❯

Were looking for a Lead Java Developer for our public sector client based in Leeds, Manchester or Newcastle on an initial contract paying up to £750 per day Inside IR35 on an initial 12 month contract. This role requires 3 days per week in the office and applicants must hold or be eligible to obtain Security Clearance (SC … engaging with stakeholders Driving the evolution of digital services and underpinning infrastructure Essential skills: Strong experience in one or both of the following: Modern software engineering for digital products (Java, microservices, Hexagonal architecture, MongoDB, Kafka) OR Cloud infrastructure, DevOps, and automation (AWS, Terraform, GitLab CI, Jenkins) Proven track record of leading engineering teams, providing technical guidance, coaching, and mentoring … control, assurance, secure design) Strong collaboration and ability to share knowledge within engineering communities Experience delivering in complex, multi-disciplinary environments to tight timescales Interested? Please apply below. Lead Java Developer, Technical Lead, Public Sector, Java, Microservices, AWS, Terraform, GitLab CI, Jenkins, MongoDB, Kafka, DevOps, Digital Services, Inside IR35, SC Cleared More ❯

Early Careers Java Developer Our Tier 1 Investment Banking client is looking for a highly skilled Early Careers Java Developer to join their London based team for a 12 months initial contract with a view to hiring permanently. Skills Required: Ideally achieved 2:1 or higher in relevant degree Core Back end Java Skills An More ❯

FDM is a global business and technology consultancy seeking a Java Developer to work for our client within the finance sector. This is initially a 12-month contract with the potential to extend and will be a hybrid role based in Farnborough. As a Java Developer, you will play a key role in designing, developing, and … maintaining robust applications using Java and associated frameworks. You will work closely with cross-functional teams including DevOps, QA, and Product to deliver high-quality software solutions that align with business objectives. You will be expected to bring a proactive approach to problem-solving, contribute to technical discussions, and uphold best practices in secure and scalable application development. This … ideal for professionals who thrive in agile settings and are eager to continuously learn and evolve with the latest technology trends. Responsibilities Design, develop, and maintain scalable applications using Java, Spring, and Spring Boot Develop and manage RESTful APIs for seamless system integrations Collaborate with DevOps teams to build and optimize CI/CD pipelines using Jenkins, Ansible, Sonar More ❯

Contract Details Duration: 12 months Location: Leeds (60% office attendance required) Rate: £500-£600/day IR35 Status: Inside IR35 Clearance required: SC Clearance Java Developer - UK Government Digital Services (Contract) We're looking for an exceptional Java Developer to join a high-performing Agile team delivering one of the most ambitious digital transformation programmes in … and improve digital products and services across government platforms Develop robust APIs for internal and external use Contribute to large-scale micro service architectures Write clean, testable code using Java 21+, TDD, and BDD Collaborate through pair programming and Agile ceremonies Support continuous deployment with automated test suites Communicate technical concepts clearly to non-technical audiences Participate in 2nd … line support, including occasional out-of-hours coverage Stay engaged with the wider development community and share best practices Essential Skills & Experience Strong experience with Java 21 or later Solid understanding of TDD and BDD methodologies Proven track record in Agile environments Experience with micro services, API development, and Unix-like systems Ability to quickly learn new tools and More ❯

Java Developer - 12 month contract (inside IR35) - multiple offices across North England - Hybrid (3 days onsite) I have an urgent requirement for a number of Java Developers to join a Digital Transformation project, based from either Leeds/Manchester/Newcastle. Flexibility to work 3 days onsite is expected. Key responsibilities: Develop and maintain services with Java … and scale microservices and APIs Apply TDD/BDD and automated testing Work in Agile teams with pair programming Support applications (including occasional out-of-hours) Essential skills: Strong Java (21+) experience TDD/BDD and Agile background Large-scale microservices expertise API development and integration Unix/Linux knowledge Desirable skills: Jackson, JAX-RS, Mockito, Kafka or ActiveMQ More ❯

Senior Java Developer - £(Apply online only)pd inside IR35 - 12 month contract - Leeds (3 days per week onsite)** We are looking for several Java Developers to contribute to the most demanding and exciting new digital service for the UK Government. Day-to-day you will be an integral part of a team in designing, creating and improving … new and existing products, platforms and transactions across government. Key skills & experience: 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. Be willing to work in a pair programming environment Have experience in implementing APIs for internal and external use. Have the More ❯

My client within Investment Banking is looking for a Java developer to join their team. The role will be working on development of systems and applications. Requirements 4-6 years of Java Development experience Java 11+ Spring, Springboot Experience working with microservices architecture Kafka or equivalent MQ Strong understanding of SDLC Contract: 6 Months Rolling Rate More ❯

Senior Java Developer - Credit, E-Trading, Algo sought by leading investment bank based in the city of London.**Inside IR35 - 4 days on site** The role: Project work also includes enhancements to the auto-quoting and algo framework for pricing, offering, and quoting. Will specifically focus on engagement, framework design and development of deliverables for Credit Cash electronic … design and progress. Must have: Hardworking, dedicated, detail oriented, focused on quality and a team player, with effective verbal and written communications. Extensive hands-on coding in server-side Java with strong emphasis on Java Concurrency, RX Streams, Caching (GridGain as Cache), Collections API, Messaging and Event processing across multiple streams Solid coding experience in multi-cast messaging … with relational DB (SQL Server, Sybase, Oracle) Solid technical design experience of low latency trading application services Dev Ops tools (Maven, Jenkins, Nexus, Helios) experience. Overall 7+ Years of Java dev Experience Minimum of 2 years' experience in Linux/UNIX/Shell scripting Banking Domain Experience (Capital Markets/Banking/CM Front Office/Risk) A strong More ❯

Job Description: We are seeking an experienced Java Developer proficient in enterprise Java, Spring Boot, microservices, Angular, and Linux. The successful candidate will contribute to designing, developing, and maintaining high-performance applications. Application Development: Design, develop, and maintain Java applications using Spring Boot. Microservices: Implement and manage microservices architecture. Front-End Integration: Develop front-end interfaces More ❯

We are looking for a strong Senior Digital Java Developer for a 12 month contract based in Leeds, UK £700 per day inside IR35 via an umbrella company 12 months, extendable Leeds (Hybrid; 60% onsite/40% remote) Essential Experience Required Must be SC Cleared OR eligible for SC Clearance Experience of leading or directing a team of … Java Developers. Experience of building useful, robust automated test suite to support a continuous deployment environment, implementing API's for internal and external use. Taking part in 2nd-line support of applications and platforms and help build server-side web applications. Be able to communicate technical concepts to a non-technical audience. Maintain system administration and configuration management skills … Build a scale high-traffic websites and maintain an understanding of web architecture. Knowledge of unix-like operating systems such as Linux and/or Mac OS X J2EE, Java, microservices, REST, APIs, JPA, Hibernate, SQL, JWT, Cloud, digital, PostgreSQL, Oracle DB, AWS, Lambda, AKS, DevOps, Jenkins, Azure, JavaScript, SC Clearance, SC Cleared More ❯

I am currently working with a London-based financial services client who are actively seeking a Senior Java Developer to aid in the development of a business-critical application. What you'll need to succeed Extensive development experience with Java 17+ within financial services - mandatory. Expertise in distributed programming with distributed cache/data grids. Strong cloud More ❯

My client within Investment Banking is looking for a Java developer to join their team. The role will be working on their Equities position keeping systemRequirements Core Java object-oriented design and development principles Multi-faceted role (development, testing, support analysis, release co-ordination) developing in Linux, multi-threaded, large scale, fault tolerance systems Azul Zing, FIX More ❯

My client within Investment Banking is looking for a Java developer to join their team. The role will be working on their Equities position keeping system Requirements Core Java object-oriented design and development principles Multi-faceted role (development, testing, support analysis, release co-ordination) developing in Linux, multi-threaded, large scale, fault tolerance systems Azul Zing More ❯

I am looking to speak to Java Developers, in relation to a 12 months contract on a high profile transformation programme. This is a long-term assignment on one of the most challenging programmes across the Public Sector, and it's not an understatement to say your work will impact the lives of millions across the UK. Details need … to remain vague, due to the nature of the assignment, however the central requirements are: 5+ years as a Java Developer Microservice architecture Database management Eligible for an SC Clearance, ideally Active for a quicker start Call me, Alex Manea, at NonStop Recruitment now for a confidential conversation. Contact me on a.manea@nonstopconsulting .com or (phone number removed More ❯

Senior Java Engineer Location: London (1-2 days a week in the office, mandatory on Thursdays) Experience: Minimum 8-10 years Technical Skills: Proficiency in Java 8 (transitioning to Java 17) Retail banking experince Experience with Spring Boot 2.4 and above Knowledge of Continuous Integration Apigee Java Testing API experience If all the above skills match More ❯

Job Title:Software Engineer( Backend Developer) Location:London Contract: 6 Months with potential extension (Inside IR35) Commute- Max 2 days in office Payrate : £63 - £84 Per Hour Inside IR35 About the Role We are seeking a Java Backend Developer for the FinTech business unit of a leading global digital travel platform. If you are a Java Backend Developer with 5 to 12 years of experience then this opportunity is for you. This role involves building innovative regulatory technology solutions to ensure compliance and manage risks. The engineer will work on a mission-critical platform that uses state-of-the-art technology for sanctions screening and other regulatory processes. The position requires developing highly scalable … and mentoring junior engineers. What We're Looking For 5- 12 years of experience (not more than 12 years) in software development with at least 2 server-side languages - Java being must have. Experience working in Kubernetes environment. Proven experience with microservices architecture and scalable, distributed systems. Proficient in data technologies like MySQL . Experience with batch processing , data More ❯

Role: Backend Developer Contract: 6 months Location: Canary Wharf, London Working model: Hybrid - 3 days onsite We're looking for a talented Backend developer with strong Java and Node.js/TypeScript experience to join a dynamic development team within a leading financial services organisation. This role is ideal for someone who enjoys working across both backend development … and infrastructure, collaborating with centralised DevOps teams, and contributing to modern, large-scale financial services platforms. What You'll Do Maintain and enhance scalable back-end applications using Java, Node.js, and TypeScript. Lead the migration of existing Node.js systems into Java to align with bank-wide infrastructure strategy. Work closely with DevOps teams, utilising Docker and Kubernetes for … integration tests to ensure high code quality. Collaborate with cross-functional teams to define, design, and deliver new features. What We're Looking For 5+ years' experience as a Java & Node.js/TypeScript developer. Hands-on experience with Docker, Kubernetes, GitHub Actions (CI/CD). Strong knowledge of SQL databases. Proven track record writing unit & integration tests. Strong More ❯

We are seeking a talented mid-Level Backend Developer with experience in both Java and Node.js/TypeScript for an exciting 6-month contract role with a global financial services client in Canary Wharf. This position offers a daily rate of £700 via an umbrella company. The Role You will be an integral part of our development team … with a focus on both backend development and infrastructure-related tasks. A key part of your role will be to refactor an existing codebase from Node.js to Java to align with the bank's infrastructure strategy and address technical debt. You will also be responsible for maintaining existing scalable backend applications. This is a hands-on role where you … will contribute high-quality code and robust software solutions while working with the team to meet tight deadlines. Key responsibilities include: Maintaining existing scalable backend applications using Java, Node.js, and TypeScript. Migrating backend applications to Java to align with the bank's preferred infrastructure. Utilising Docker and Kubernetes for containerisation. Implementing CI/CD pipelines using GitHub Actions. More ❯

We are seeking a talented mid-Level Backend Developer with experience in both Java and Node.js/TypeScript for an exciting 6-month contract role with a global financial services client in Canary Wharf. This position offers a daily rate of £700 via an umbrella company. The Role You will be an integral part of our development team … with a focus on both backend development and infrastructure-related tasks. A key part of your role will be to refactor an existing codebase from Node.js to Java to align with the bank's infrastructure strategy and address technical debt. You will also be responsible for maintaining existing scalable backend applications. This is a hands-on role where you … will contribute high-quality code and robust software solutions while working with the team to meet tight deadlines. Key responsibilities include: Maintaining existing scalable backend applications using Java, Node.js, and TypeScript. Migrating backend applications to Java to align with the bank's preferred infrastructure. Utilising Docker and Kubernetes for containerisation. Implementing CI/CD pipelines using GitHub Actions. More ❯

Job Description: We are looking for a talented Java Developer with expertise in Swing and FX trading to join our team in London/Bromley. Develop and maintain Java applications with a focus on Swing for front-end development. Collaborate with traders and quants to create and enhance trading and pricing tools. Implement real-time data processing More ❯

We are currently recruiting for Senior Java Developers, with experience in Java 21 to join a great complex project with the UK GOV for 12 months, hybrid working in Leeds. Essential: Suitable candidates must be eligible to undergo SC Clearance - minimum of 5 years in UK Experience with Java 21 Strong TDD/BDD. Experience with large More ❯