1 to 25 of 45 Contract Java Developer Jobs in the UK

Java Developer Contract: 12 months Rate: £600 per day (Inside IR35) Location: UK (Remote some days in London, Manchester or Leeds (adhoc) This role sits within a large-scale NHS digital transformation programme delivered via a leading consultancy partner. The programme focuses on modernising critical healthcare systems, improving … secure, and interoperable digital services that support high-volume user interactions and integrate with multiple systems across the healthcare ecosystem. The Role As a Java Developer, you will be responsible for designing, building, and maintaining high-quality backend services within a complex, distributed system. You will work closely ...

Senior UI React/Java developer for Triforce Credit Project City of London Hybrid (3/2 split) 12-month FTC £750 - £1000 per day (via Umbrella) cer Financial are working alongside an international, warm and exciting bank who are based in the City of London. They … seeking a Senior UI React/Java developer for their Credit Project. The responsibilities of the candidate will include: · Lead Developer for front-end trading system - building out the UI · Work with Java data feeds · Strong understanding of trading lifecycle and RFQ workflows · Collaborate with another ...

Role - Java Developer Chester - 3 days in office (Hybrid) Job description: We are looking for an experienced Java Developer to work with the Product Owner to ensure that product backlog/requirements are healthy, with clear acceptance criteria. Guide the team on work breakdown and execution. … Excellent Java development with banking experience . Strong experience of test automation/developing automated test scripts. Excellent knowledge of CI/CD tools – ex. Jenkins, XLR, Ansible. Extensive knowledge of: Core Java, JEE/Spring Framework – particularly SpringMVC, SpringBoot, SpringBatch./REST. Unix scripting (BASH)./ ...

Grow Your Career as a Java Developer with a Top-Tier Technology Partner. Job Overview: We are seeking a Java Developer that supports the Markets Pre Trade development team by enhancing and maintaining a suite of Prime Finance Java applications that manage the booking, processing … loan trades. The position focusses on delivering new functionality, resolving defects, and ensuring reliable data flow across batch, microservice, and vendor-based systems. The developer will collaborate closely with QA, business users, and the wider technology team to ensure high quality, well-documented solutions that meet operational and reporting ...

Senior Java Developer (Elastic Search) Location: Croydon (once a week on-site) Role Duration: 1 year UMBRELLA only Our client, a reputable organisation, is seeking a talented Senior Java Developer with strong Elastic Search expertise to join their Project. This is an exciting opportunity to work … throughout its lifecycle, ensuring data quality and accessibility * Collaborating with cross-functional teams to optimise data workflows and performance * Utilising programming languages such as Java, Python, and SQL, alongside tools like LakeFS and Apache Spark, to process and manage data efficiently What you'll bring: * Proven expertise ...

Senior Back-End Java Developer (IDAM) – Contract (Inside IR35) - SC Cleared We're looking for a Senior Back-End Java Developer with strong Identity & Access Management (IDAM) experience to join an Agile engineering team delivering enhancements, new features and BAU support for a large-scale IDAM … experience Proven IDAM knowledge and hands-on experience integrating with at least one IDAM platform (e.g., ForgeRock, Okta, Azure AD, Auth0, One Identity) Strong Java back-end development (Spring Boot, Hibernate or similar) CI/CD pipeline experience, especially Jenkins DevOps principles and modern deployment pipelines Git version control ...

Java Developer (x2) - SC Cleared Guildford or Newcastle - 2/3 days per week onsite £525 per day (Inside IR35) Active SC Clearance Required Join a collaborative Agile Scrum team as a Java Developer, building innovative geospatial solutions using modern cloud technologies. You'll work across … collaborate closely with your team in Agile ceremonies to deliver impactful, high-quality software. What We're Looking For Strong experience with Java Experience in cloud services development Solid understanding of unit testing frameworks and practices DevSecOps awareness (e.g. Tekton, ArgoCD, SonarQube ) (desirable) Experience with Kubernetes ...

Java Developer (x2) - SC Cleared Guildford or Newcastle - 2/3 days per week onsite £525 per day (Inside IR35) Active SC Clearance Required Join a collaborative Agile Scrum team as a Java Developer, building innovative geospatial solutions using modern cloud technologies. You'll work across … collaborate closely with your team in Agile ceremonies to deliver impactful, high-quality software. What We're Looking For Strong experience with Java Experience in cloud services development Solid understanding of unit testing frameworks and practices DevSecOps awareness (e.g. Tekton, ArgoCD, SonarQube ) (desirable) Experience with Kubernetes ...

Senior Java Developer (Elastic Search) Location: Croydon (once a week on-site) Role Duration: 1 year UMBRELLA only Our client, a reputable organisation, is seeking a talented Senior Java Developer with strong Elastic Search expertise to join their Project click apply for full job details ...

IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35 : Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking … back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their ...

client is in the Financial Sector and is looking to hire a Java Developer for a 9 month FTC - Maternity Cover. This role is hybrid with 3 days a week in Central London. The technology team is around 50 people and you will be working in an Agile … team alongside 3 other Software Engineers. Client Details Our client is in the Financial Sector and is looking to hire a Java Developer for a 9 month FTC - Maternity Cover. This role is hybrid with 3 days a week in Central London. The technology team is around ...

Senior Java Backend Developer (Contract) Location: London (Hybrid) Rate: £850 - £900 per day (likely inside IR35) A leading global financial institution is seeking a Senior Java Backend Developer to join a high-performing engineering team, delivering scalable, data-intensive backend systems that support critical business functions. … will be responsible for designing, developing, and enhancing backend services that underpin data processing and analytical workflows. Key responsibilities include: Developing high-performance Java-based backend services Designing and implementing scalable data processing architectures Working with large and complex datasets, ensuring performance and efficiency Contributing to system design, including ...

Java Developer Location - Remote with some ad hoc travel to London 6 months £468 per day inside IR35 Active SC clearance required Skills: The ability to work with data throughout its lifecycle, from collection and storage to processing and analysis. Data developers are responsible for designing, implementing … variety of sources, ensuring that different data sets can be effectively combined and analysed. They can also utilise programming languages such as Python, Java or SQL and tools such as Apache Spark or in this instance LakeFS, for data processing and management. Useful - R, Apache Spark Very useful - Python ...

Contract Java Developer Inside IR35 Halian Technology are currently looking to hire several contract Java Developers for a fintech business in Hampshire. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield build with some … have an oversight on design decisions and guides team to achieve key results for products assigned to them. Key Skills needed: 4 years + Java Development Java 17/21 Spring boot Nexus, Artifactory, Sonar, Jacoco Kafka Kubernetes, Helm Databases - Hbase etc Nice to have: Kafka Streams, Data ...

Senior Java Developer - Multithreading/caching - sought by leading investment bank based in London - Contract *inside IR35 - umbrella* Key Responsibilities Develop and maintain high-performance backend services for complex data processing workloads. Design scalable architectures for large-volume calculations and data pipelines. Work closely with cross-functional teams … joins, and large/complex datasets. Leverage AI tooling to enhance productivity in coding and system design. Required Skills & Experience 8+ years ' experience in Java backend development (Java 17+). Degree in Computer Science, Software Engineering, or related field. Strong expertise in Java + Spring Boot/ ...

Java Developer - IAM/API Sheffield (1-2 days per month onsite) Inside IR35 We're supporting a leading financial services client in hiring a Java-focused Application Developer to build secure, scalable identity and access solutions within a modern cloud environment. This role centres … Java API development, identity orchestration, and event-driven architectures, working closely with security and engineering teams to deliver robust IAM and data-driven solutions. Key Responsibilities Design and develop secure, scalable RESTful APIs (Java) supporting identity and access workflows Build and enhance identity lifecycle orchestration (provisioning, de-provisioning ...

with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On behalf of Deutsche Bank, we are looking for a Java Developer (E-Trading) for a 6 Month contract based in London. The Role & Responsibilities: Deutsche Bank's Quantitative Fixed Income Engineering team, part … reviewer) Collaborate closely with engineers, quants, and traders across regions Translate trading desk requirements into robust technical solutions Key Accountabilities, Skills & Experience: Expert-level Java (core Java, collections, multithreading, networking) Proven experience in low-latency and/or high-performance systems Background in electronic trading, pricing, or real ...

Java Developer - SC Cleared Guildford - Hybrid - 2-3 days per week 12-month Contract £525 per day InsideIR35 SC Clearance is essential for this role Hiring for a Java Software Engineer to join a collaborative Agile team building cutting-edge software solutions using modern cloud technologies. … across the full development lifecycle, designing and delivering scalable, high-performance cloud-based services in a fast-paced, innovative environment. Responsibilities: - Develop high-quality Java-based applications - Build scalable, reusable code and contribute to best practices - Write unit and automated tests to ensure quality - Participate in code reviews, design ...

Java/J2EE developer Chester - hybrid 12 month contract Inside ir35 Description: Develops, enhances, debugs, supports, maintains and tests software applications that support business units or supporting functions. These application program solutions may involve diverse development platforms, software, hardware, technologies and tools. Participates in the design, development … consultants. Driving a shared service strategy and performance culture Relevant IT experience (SDLC- Waterfall/Agile) preferably within a Financial domain Strong experience in Java/J2EE, Web Services, SQL PL/SQL (Oracle) Strong knowledge of XML, JSON and its usage within API and Microservice implementations at scale ...

Java Developer - SC Cleared Guildford - Hybrid - 2-3 days per week 12-month Contract £525 per day InsideIR35 SC Clearance is essential for this role Hiring for a Java Software Engineer to join a collaborative Agile team building cutting-edge software solutions using modern cloud technologies. ...

months (extension likely) Working Model: Hybrid Level: Senior/VP-equivalent individual contributor Overview A leading global financial services organisation is seeking a Senior Java Developer (Contract) to join its Electronic Fixed Income (eFI) Technology team. This role sits in a front-office electronic trading environment , focused … building and optimising low-latency, high-performance Java trading systems used by institutional clients. A core part of the engagement will be supporting the rollout and optimisation of TransFICC connectivity , alongside ongoing performance improvements across pricing, RFQ, execution, and market-data workflows. Required Experience Extensive background in electronic trading ...

Calypso Developer - Java - Capital Markets Senior Calypso specialist to own end-to-end delivery across a front-to-back capital markets platform. This is a hands-on role with real influence across design, build, testing, and delivery. You'll work directly with Product, Business, and Support teams … across projects and services Mentor and train junior team members and new joiners Drive better ways of working across the team Requirements 9+ years Java development experience 6+ years hands-on Calypso experience Strong expertise across Calypso Back Office, including: Message setup and workflows Settlements (SWIFT) Accounting Payment processing ...

Java Developer - Cloud Services + 12 month initial contract + Hybrid working out of Guildford + SC Cleared role + £70 p/h - Inside IR35 Key Skills: + Java Developer + Cloud Services + RedHat/Kubernetes Role Overview - The Software Engineer will join … days a week, with the opportunity to work 2 days from home. Responsibilities Develop high-quality, readable, scalable and easily maintained code, using Java and related technologies, meeting requirements and coding standards. Develop reusable patterns and encourage innovation that will enhance team velocity. Contribute to quality assurance by writing ...

Java Developer - Cloud Services + 12 month initial contract + Hybrid working out of Newcastle + SC Cleared role + £70 p/h - Inside IR35 Key Skills: + Java Developer + Cloud Services + RedHat/Kubernetes Role Overview - The Software Engineer will join … days a week, with the opportunity to work 2 days from home. Responsibilities Develop high-quality, readable, scalable and easily maintained code, using Java and related technologies, meeting requirements and coding standards. Develop reusable patterns and encourage innovation that will enhance team velocity. Contribute to quality assurance by writing ...

Contract Java Developer Inside IR35 Halian Technology are currently looking to hire several contract Java Developers for a fintech business in Hampshire. We are looking for a UK-based professionals with a strong background in Java who want to work on a greenfield build with some ...