24 of 24 Contract Java Developer Jobs in the UK

Java Developer - Active SC, NPPV3, Java Up to £425 per day - Inside IR35 Primarily Remote 12 months My client is an instantly recognisable consultancy who require a Java Developer with Active SC and NPPV3 clearance for a client within the public sector. Key Requirements: Proven … commercial experience working as a Java Developer within the Public Sector. Active SC and NPPV3 Clearance. Senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React; mid-level experience acceptable in the other Proven experience delivering high-quality, cross ...

Java Developer - Active SC, Java, Oracle WebLogic Up to £425 per day (Inside IR35) Remote 12 months My client is an instantly recognisable Consultancy who are hiring a Java Developer with Active SC Clearance (Security Cleared), Java, Oracle WebLogic and ElasticSearch skills to work … with a high profile end client. Key Requirements: Demonstrable experience as a Java Developer Active SC Clearance is essential; NPPV3 would be advantageous Strong expertise in Java 11+ with experience supporting legacy systems Proven experience with Oracle WebLogic 11gR1 or similar Experience developing and supporting PL/ ...

Java Developer - Java, React, Springboot £market rate (Outside IR35) Glasgow/5 days a week onsite 6 months initially My client is seeking experienced Java Developers to join a dynamic delivery team building modern, scalable applications. This role will suit candidates with strong full-stack capability … combining backend Java development with modern front-end technologies such as React. You will work across microservices architecture, contributing to both design and delivery in an Agile environment. Key requirements: Strong Java (8+), Spring Boot & Spring MVC experience Experience building REST APIs & microservices Full-stack capability: React, JavaScript ...

Java Developer - Java, Mulesoft, Springboot £market rate (Outside IR35) Glasgow/5 days a week onsite 6 months initially My client is looking for for Java Developers with strong backend and integration experience to support the development of scalable, API-driven systems. This role will focus … microservices architecture, and integration using MuleSoft, making it ideal for developers who enjoy working on complex system integrations and enterprise platforms. Key Requirements Strong Java (8+) with Spring Boot/Spring Experience with microservices & REST APIs Hands-on MuleSoft (Mule 4) - Anypoint Platform, API development, JSON/XML Understanding ...

Java Developer - Active SC, Java, Oracle WebLogic Up to £425 per day (Inside IR35) Remote 12 months My client is an instantly recognisable Consultancy who are hiring a Java Developer with Active SC Clearance (Security Cleared), Java, Oracle WebLogic and ElasticSearch skills to work ...

Contract Algo Trading Java Developer - eTrading, low latency, Java APIs, Multithreading, FIX Our Investment Banking client is looking for an Algo trading Java developer to join the team to work on new initiatives and support for business critical algorithmic trading engines. The team provides innovative … latency trading, which includes FIX connectivity, low latency market connectivity, smart order routing, algorithmic trading and internal crossing. The requirement is for a core Java developer. The team is working on a number of algorithmic engines that support benchmark algos, smart order routing and internal crossing. The main responsibilities ...

Title Java Developer Day Rate £500/day - Inside IR35 Location Remote - Occasional London Duration 6 months (with view to extend) ROLE DESCRIPTION Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for an experienced Senior Java Developer to join … high-performing engineering team. You will take a lead role in the design and delivery of complex, enterprise-scale solutions, bringing strong Java, AWS, and API expertise to a programme that is making a real difference to patient care across the country. KEY RESPONSIBILITIES Lead the design and development ...

Java Developer - 3 Months - Inside IR35 - Ipswich My client, a leading global technology organisation is looking for an experienced Software Engineer to support a range of large-scale, business-critical platforms. You'll join a collaborative engineering team working on high-availability systems used across the UK, contributing … covers developing new application features, updating existing systems, supporting deployments, and ensuring smooth operation of live services. Key Responsibilities Maintain, enhance, and secure existing Java applications Design and develop new applications, features, and microservices Build and maintain automated test suites using TDD principles Create and manage CI/ ...

Java Backend Developer (Booking & Messaging) Rate: £625/day (Inside IR35) | Duration: 6 Months | Location: London (Hybrid) The Role Join a high-performance eBond Booking and Messaging team managing a complex trading platform. You will build and adapt trading workflows , ensuring seamless connectivity to external exchanges and managing … trade booking systems. The environment features a modern microservices architecture , reactive programming, and a fully automated CI pipeline with weekly releases. Technical Profile Java Expert: Java 8+, Multithreading, and RESTful Webservices. Messaging Pro: Deep knowledge of Pub-Sub and brokers like 60East AMPS , Kafka, or RabbitMQ. Reactive & Agile ...

Role: Java Developer Location: Bournemouth, UK - Fully Onsite Job Type: Contract - Inside IR35 Note: No Sponsorship Provided Key Skills Required: Strong hands-on experience in Java development Expertise in Spring Boot and Microservices architecture Experience with Apache Flink for real-time stream processing Strong knowledge ...

Title: Lead Java Developer Rate: £570 (Inside IR35) Duration: 6 months Location: Hybrid - Once a week in Leeds and once every quater to Manchester Clearance: BPSS Stages: 1 Stage Must Have Government & Lead Experience Essential Skills & Experience Extensive experience developing enterprise applications using Java. Strong expertise with Java ...

Title Java Developer Day Rate 500/day - Inside IR35 Location Remote - Occasional London Duration 6 months (with view to extend) ROLE DESCRIPTION Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for experienced Java Developers to join an established engineering … large-scale NHS environment, working alongside architects, testers, and product teams to deliver quality software at pace. KEY RESPONSIBILITIES Design, develop, and maintain robust Java-based applications across the programme Build and deploy cloud-native solutions using AWS services, following well-architected principles Write clean, well-tested, and maintainable ...

Title Java Developer Day Rate £500/day - Inside IR35 Location Remote - Occasional London Duration 6 months (with view to extend) ROLE DESCRIPTION Brio Digital are supporting a consultancy on a major NHS digital programme and are looking for experienced Java Developers to join an established engineering … large-scale NHS environment, working alongside architects, testers, and product teams to deliver quality software at pace. KEY RESPONSIBILITIES Design, develop, and maintain robust Java-based applications across the programme Build and deploy cloud-native solutions using AWS services, following well-architected principles Write clean, well-tested, and maintainable ...

opportunity to work within a collaborative, agile environment where engineering best practices, innovation, and continuous improvement are strongly encouraged. Your new role As a Java Developer, you will play a key role in the design, development, and delivery of enterprise-scale applications. Working within cross-functional agile teams … responsible for building and enhancing microservices-based systems and contributing to full-stack delivery where required. Key responsibilities include: Designing and developing scalable Java-based applications using modern frameworks Building and maintaining microservices architectures and RESTful APIs Contributing to full-stack development across backend and frontend technologies Producing high ...

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 ...

currently working with a London-based Financial Services client who are actively seeking a Principal Java Developer with extensive experience in the Risk and Market Data space. What you'll need to succeed : Strong server-side Java Development experience in a lead role working on Risk ...

Position: Java Full Stack developer Location: Manchester, UK (Hybrid-3 days a week from office) 12 months contract position The Role Build and maintain Java-based microservices with Spring Boot, ensuring scalability and performance. Develop front-end applications using modern frameworks (Angular/React) for seamless user … issues in production and support deployment activities. Stay updated with emerging technologies and recommend improvements to enhance system efficiency. Your responsibilities: Build and maintain Java-based microservices with Spring Boot, ensuring scalability and performance. Develop front-end applications using modern frameworks (Angular/React) for seamless user experiences. Integrate ...

Adword Job Title: Java Software Engineer - Public Wifi Platforms Duration: Initial 3 months with a possibility of extension Location: Ipswich, 3 days onsite a week Job description: About the Role This is an exciting opportunity to join the team that develops and operates the UK's largest Public Wifi … network Our client is seeking a self-starting Java Software Engineer to build and support both new and existing applications, and to play a pivotal role in transforming to a new platform You will work within an agile environment, making a real and immediate impact while collaborating closely with ...

About the Role: We are hiring a Java Backend Developer to join a leading banking client in the UK. The role involves building and modernizing scalable backend systems, working on microservices architecture, and contributing to high-performance, secure financial applications. Key Responsibilities: Design and develop backend services using … Java and Spring Boot Build and enhance microservices-based applications Develop and integrate REST APIs for enterprise systems Work on event-driven architecture using messaging tools (e.g., Kafka) Collaborate with cross-functional teams in an Agile environment Support CI/CD pipelines, deployments, and production releases Ensure high performance ...

Full Stack Developer - Active SC, NPPV3, Java Up to £425 per day - Inside IR35 Remote 12 months My client is an instantly recognisable consultancy who require a Full Stack Developer with Active SC and NPPV3 clearance for a client within the public sector. Key Requirements: Proven commercial … experience working as a Full Stack Developer within the Public Sector. Active SC and NPPV3 Clearance. Senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React; mid-level experience acceptable in the other Proven experience delivering high-quality, cross-functional ...

across modern AWS infrastructure, React front ends, and advanced LLM/RAG workflows.What you'll be doing Building and enhancing cloud-native applications using Java and/or Python Developing modern React front-end solutions Designing scalable systems on AWS Delivering AI-powered features using LLMs, semantic search … engineering and product stakeholders on a flagship transformation programme What we're looking for 8+ years' software engineering experience Strong hands-on experience with Java and/or Python Proven expertise with AWS cloud technologies Full stack engineering capability, ideally including React Experience building secure, production-grade distributed systems ...

Independently manage production issues and navigate ambiguous environments. Contribute across the full software delivery lifecycle within smaller team settings. Essential Skills Strong experience with Java and Spring Boot. Proficiency in working with event-driven systems like Kafka. Comfortable with Kubernetes environments. Familiarity with CI/CD pipelines and deployment … dynamic and collaborative environment where engineers are encouraged to contribute across the full software delivery lifecycle. Utilise cutting-edge technologies such as Java, Spring Boot, Kubernetes, CI/CD, Azure, Kafka, AWS, and GCP to deliver impactful solutions. Enjoy a work culture that promotes independence, teamwork, and operational ownership. ...

Role: Java Backend Developer with Data Platform Type: 6 Months Contract Location: London, UK (Fully REMOTE) Working Model: Fully REMOTE Payrate: £450 - £550 per Day on PAYE £530 - £630 per Day on RUPAYE £650 - £750 per Day on Inside IR35 via Umbrella The Role: Join our Data Infrastructure … looking for an execution-focused engineer who can jump into existing codebases, work autonomously, and ship high-quality code reliably. Essential Skills: Strong Java , Python , Go , and GCP experience. Ability to move quickly in ambiguous environments without waiting for direction. Bonus Points: Experience with JVM-based frameworks ( Flink , Beam ...

Responsibilities Design, develop, test, and maintain enterprise-grade Java applications Build scalable RESTful APIs and microservices Collaborate with architects, DevOps engineers, QA, and business stakeholders Write clean, maintainable, and secure code following best practices Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives Perform code reviews ...