1 to 25 of 32 Contract Java Developer Jobs in the UK

opportunity has arisen for a Java Developer to join a specialist cyber technology and software assurance company supporting UK Defence and Critical National Infrastructure programmes. As a Java Developer , you will develop and enhance secure Java applications, backend services and system integrations within a restricted … month contract based role offering a salary of £700 per day and benefits. You will be responsible for: Developing and enhancing Java-based backend services. Designing and implementing secure, scalable applications. Building and integrating RESTful APIs. Working with microservices architectures. Collaborating with engineers, architects and relevant stakeholders. Work within ...

Senior Java Developer – Remote (monthly visits to North Yorkshire) £55,000 - £62,000 + excellent benefits I am currently hiring for a proven Senior Java Developer with extensive experience of Java, Spring Boot and TypeScript, who is capable of working in a lead capacity … needs. Experience working with real time data is critical to this role. The office is based in North Yorkshire, and they are open to Developer candidates across the North of England. Ideally you will be able to come into the office a couple of times a month, but they ...

Java Developer/Backend Software Engineer (AI Claude Java) Newcastle onsite to £120k Do you have expertise with backend Java development within finance/trading environments? You could be progressing your career in a senior, hands-on Java Developer role at a scaling FinTech. … Java Developer you'll in a new client engagement, helping to modernise a sophisticated C++ trading system into a scalable, high-performance Java application. Collaborating closely with Front Office trading teams, product specialists and highly experienced engineers, you'll design and build robust, secure, real-time trading ...

looking for a Senior Java Developer for a public sector organisation based in Glasgow, Newcastle, Leeds, Sheffield, Manchester, Birmingham, Blackpool or Cardiff (hybrid) on an initial 12 months contract, paying up to £650 per day (Inside IR35). This is a hybrid role with an expectation to attend … regional hub around three days a week. The successful Senior Java Developer will build and maintain cloud-based services within a multi-functional agile delivery team, contributing to design as well as build. You'll own the operational stability and resilience of the products you ship, and solve ...

looking for a Senior Java Developer for a public sector organisation based in Glasgow, Newcastle, Leeds, Sheffield, Manchester, Birmingham, Blackpool or Cardiff (hybrid) on an initial 12 months contract, paying up to £650 per day (Inside IR35). This is a hybrid role with an expectation to attend … regional hub around three days a week. The successful Senior Java Developer will build and maintain cloud-based services within a multi-functional agile delivery team, contributing to design as well as build. You'll own the operational stability and resilience of the products you ship, and solve ...

Principal Java Developer - VP | Java, Spring Boot, AWS | Investment Banking Central London - Hybrid (Tuesday, Wednesday and Thursday in the office) c£130,000 + bonus | Permanent A global investment bank is looking for a hands-on Principal Java Developer to take technical ownership … large trading platform, including P&L and trade services Improve platform stability, reliability, performance and latency Design and build new services using modern Java (Java 25) and Spring Boot Lead the migration of existing applications to AWS, replacing legacy frameworks with cloud-native solutions Support the migration ...

deeply embedded within our DNA. Invest in us and we'll invest in you!. Job Description We are seeking an experienced Java Developer to join our team. This role requires experience in Java development, AWS, database management, and batch processing. As a Java Developer, you will contribute to designing, developing, and maintaining applications that meet business needs. Key Responsibilities Design and develop scalable Java applications Use AWS services to build and deploy cloud-based solutions, supporting availability and scalability Design, implement, and maintain database schemas, write SQL queries, and improve performance Develop ...

Java Developer - Up to 55K We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. They're looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role is ideal … developer who wants to level up technically, work alongside senior engineers and architects, and gain exposure to enterprise-scale systems. What You'll Be Doing: Developing backend services using Java (JDK 11+) & Spring Boot Building scalable microservices & REST APIs Working in Agile Scrum teams Supporting cloud deployments ...

Java Developer - Up to 55K We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. They're looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role is ideal … developer who wants to level up technically, work alongside senior engineers and architects, and gain exposure to enterprise-scale systems. What You'll Be Doing: Developing backend services using Java (JDK 11+) & Spring Boot Building scalable microservices & REST APIs Working in Agile Scrum teams Supporting cloud deployments ...

Senior Java Developer – Scotland – Remote Our client, an established financial services company, is looking for a capable Senior Java Developer to strengthen their engineering function. You'll take a hands-on role in shaping the future of their post-trade platform, spanning proprietary systems, APIs, client … looking to sharpen their capital markets know-how while stepping into leadership and mentoring, with hands-on access to cloud-native tools, cutting-edge Java work and AI. On the development side, you'll build and support in-house systems, APIs, reporting tools and the client portal; bring ...

Senior Java Developer (AWS) 6 months Remote working (Candidates must be UK based with full right to work) £420.00 PD - Inside IR35 Overview We are seeking a highly experienced Senior Java Developer with some proven lead experience, to join a major Government programme delivering secure, cloud … native digital services. The successful candidate will have extensive experience building scalable Java applications within AWS environments and will play a key role in designing, developing, and enhancing microservices-based solutions. Essential Skills & Experience Strong commercial Java development experience Experience delivering solutions within AWS cloud environments Proven experience ...

Senior Java Developer (AWS) 6 months Remote working (Candidates must be UK based with full right to work) £420.00 PD - Inside IR35 Overview We are seeking a highly experienced Senior Java Developer with some proven lead experience, to join a major Government programme delivering secure, cloud … native digital services. The successful candidate will have extensive experience building scalable Java applications within AWS environments and will play a key role in designing, developing, and enhancing microservices-based solutions. Essential Skills & Experience Strong commercial Java development experience Experience delivering solutions within AWS cloud environments Proven experience ...

Senior Java Developer (AWS) 6 months - Remote working £370 - £420 p/d INSIDE IR35 Overview We are seeking a highly experienced Senior Java Developer to join a major Government programme delivering secure, cloud-native digital services. The successful candidate will have extensive experience building scalable … Java applications within AWS environments and will play a key role in designing, developing, and enhancing microservices-based solutions. Key Responsibilities Design, develop, and maintain enterprise-grade Java applications. Build and enhance cloud-native services hosted within AWS environments. Develop scalable and secure microservices architectures. Collaborate with architects ...

Java Developer (AWS) 6 months Remote working (Candidates must be UK based with full right to work) £380.00 PD - Inside IR35 Overview We are seeking a highly experienced Java Developer to join a major Government programme delivering secure, cloud-native digital services. The successful candidate will … have extensive experience building scalable Java applications within AWS environments and will play a key role in designing, developing, and enhancing microservices-based solutions. Essential Skills & Experience Strong commercial Java development experience Experience delivering solutions within AWS cloud environments Proven experience building and supporting microservices architectures Strong understanding ...

Java Developer (AWS) 6 months Remote working (Candidates must be UK based with full right to work) £380.00 PD - Inside IR35 Overview We are seeking a highly experienced Java Developer to join a major Government programme delivering secure, cloud-native digital services. The successful candidate will … have extensive experience building scalable Java applications within AWS environments and will play a key role in designing, developing, and enhancing microservices-based solutions. Essential Skills & Experience Strong commercial Java development experience Experience delivering solutions within AWS cloud environments Proven experience building and supporting microservices architectures Strong understanding ...

Senior Java Developer (AWS) 6 months Remote working (Candidates must be UK based with full right to work) £420.00 PD - Inside IR35 Overview We are seeking a highly experienced Senior Java Developer with some proven lead experience, to join a major Government programme delivering secure, cloud … native digital services. The successful candidate will have extensive experience building scalable Java applications within AWS environments and will play a key role in designing, developing, and enhancing microservices-based solutions. Essential Skills & Experience Strong commercial Java development experience Experience delivering solutions within AWS cloud environments Proven experience ...

Java Developer – HealthTech Scale-Up Wokingham, Berkshire (Hybrid) Up to £85,000 + Benefits We're partnering with one of the UK's fastest-growing HealthTech scale-ups , transforming how hospitals deliver care through modern, cloud-based technology. In just a few years, the business has evolved from … company is entering a significant scale-up phase , targeting 350–400 employees over the coming years. The Opportunity They are hiring two Senior Java Developers to play a key role in delivering long-term, high-impact projects while helping shape the future of the platform and wider engineering function. ...

Senior Java Backend Developer - API & Microservices Modernisation Location: Telford - minimum 2 days per month onsite, remaining time remote Contract Length: 12 months Rate: £550 per day IR35: Inside IR35 Start Date: Candidates must be available to start w/c 4 January 2027 Client: Central Government The Role … looking for an experienced Senior Java Backend Developer to join a major application modernisation programme within Central Government. You will be responsible for designing, developing, testing and deploying Java-based RESTful APIs and microservices, with a strong focus on scalability, resilience, maintainability and integration with existing systems. ...

Term Contract with a view to becoming permanent Clearance: SC Eligible We're supporting a major technology programme and are looking for an experienced Java Developer to join a growing Agile engineering team based in Newcastle. This is an excellent opportunity for a developer who enjoys building … looking to work within a secure, highly governed environment whilst continuing to develop their technical skills. What You'll Be Doing Developing and maintaining Java-based applications and microservices Building scalable services using Java (JDK 11+) and Spring Boot Supporting the design and development of modern microservice architectures ...

Spencer Rose are urgently seeking a Java Developer for a 6+ month contract working for a Tier-1 bank in Manchester, experience working with Google Cloud (GCP) is a must . Start: URGENT Location: Manchester - hybrid, 2 days a week in the office Rate: £420pd Inside IR35 Interview … slots are available as soon as today Java (8/11/17+) with strong hands-on experience in enterprise application development. Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform (GCP) including deployment ...

Spencer Rose are urgently seeking a Java Developer for a 6+ month contract working for a Tier-1 bank in Manchester, experience working with Google Cloud (GCP) is a must . Start: URGENT Location: Manchester - hybrid, 2 days a week in the office Rate: Daily rate negotiable - Inside … IR35 Interview slots are available as soon as today Java (8/11/17+) with strong hands-on experience in enterprise application development. Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google Cloud Platform ...

Spencer Rose are urgently seeking a Backend Java Developer for a 6-12+ month contract working for a Tier-1 bank in Manchester, experience working with Google Cloud (GCP) is a must . Start: URGENT Location: Manchester - hybrid, 2 days a week in the office Rate: £475pd … Inside IR35 Interview slots are available ASAP Java (8/11/17+) with strong hands-on experience in enterprise application development. Strong Back End development experience Microservices Architecture using Spring Boot, REST APIs, and distributed system design. Apache Kafka for event-driven architecture, messaging, and asynchronous processing. Google ...

Location: Reading, Berkshire (Hybrid) Day rate: £400 - £450 (Inside IR35) Clearance: Active SC Clearance required We are looking for an experienced SC Cleared Java Developer to join a growing technology team working on complex, business-critical applications. This is a great opportunity for someone who enjoys hands … development, solving technical challenges and working on secure, large-scale projects. What you'll be doing Designing, developing and maintaining Java-based applications. Building and integrating RESTful APIs and microservices. Working with Spring Boot and modern Java frameworks. Developing scalable, secure and high-performing solutions. Collaborating with architects ...

Senior Backend Developer (Java/Spring Boot/AWS) Rate: £500 - £600 Outside IR35 Location: London - 3 times on site a month Duration: 6 months initial The role: I'm working with a financial services organisation that needs a Senior Backend Developer to build and maintain cloud … AWS. The work is hands-on and includes code reviews and input into technical decisions. Responsibilities: Build REST and event-driven microservices in Java and Spring Boot Deploy and support services on AWS (e.g. ECS/EKS, Lambda, RDS, DynamoDB, SQS/SNS) Own services from design through ...

Software Engineer, Developer, Backend – Java – Identity - IAM, Security Contract – Until End of December 2026 (Renewable) Rate: £600 per day – Inside IR35 Location: Essex based offices (between Brentwood and Basildon) 4 days a week The banking and finance arm of one of the world’s leading manufacturing companies … household name is seeking a software engineer, software developer with Backend, Back End and Identity Access Management (IAM) expertise. The Backend Software Engineer will join the Identity Management Services team, (IAM) focusing on the core platform work that powers identity infrastructure. Main Tasks & Responsibilities: > Design and build high-scale ...