26 to 50 of 83 Java Developer Jobs in England

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 ...

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 ...

This is a fantastic opportunity to work as a contract Java Developer on a remote basis, inside IR35 for the public sector. Current SC Clearance that has been used in the last 12 months and recent Identity Access Management experience are essential. The key experience required for this … Java Developer position are: SC Cleared Identity Access Management Java Azure If you do have the relevant experience fo click apply for full job details ...

Java Developer Crypto Exchange Connectivity (Low Latency) Location: Home Based/1-2 days per month in London Salary: Circa £100,000 £150,000 + bonus + benefits Java Developer required for a small trading technology firm focused on crypto markets, working directly on exchange connectivity … systems, solving real-world problems around exchange behaviour, performance and connectivity, in a collaborative team of experienced engineers Key experience: Strong development background in Java (or C/C++) Experience working in low latency or performance-critical systems Hands-on experience with crypto exchange connectivity (e.g. Binance, OKX, Coinbase ...

Java Developer Crypto Exchange Connectivity (Low Latency) Location: Home Based/1-2 days per month in London Salary: Circa £100,000 £150,000 + bonus + benefits Java Developer required for a small trading technology firm focused on crypto markets, working directly on exchange connectivity ...

Senior Java Developer Role - Minimum 6 years exp - Defence Sector - All Candidates must have a UK Passport to satisfy Government/MoD security vetting procedures - 5 days Onsite in Guildford based office - £50,000 - £85,000 + benefits (DOE) Essential Exp: Java, GUI Development using Java Fx or Java Swing, Linux G click apply for full job details ...

Java Developer - 3 Months - Inside IR35 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 Developer Location: Ipswich Duration: 3 months + About this opportunity: Our client, a leading organisation managing the UK's largest Public Wifi network, is hiring two talented Software Engineers for an initial three-month contract. This is a fantastic chance to contribute to a high-profile project … specialists to build, upgrade, and maintain critical applications supporting secure, seamless connectivity across the UK. What you'll be doing: * Developing, maintaining, and upgrading Java applications to ensure security and performance compliance * Building pipelines and automating tests to streamline deployment processes * Designing and developing new applications and microservices * Upgrading ...

Java Messaging Engineer | eBond Trading Platform We are seeking a high-caliber Java Backend Developer to join the Booking & Messaging cell of a global electronic trading platform. This role is at the heart of the 'eBond' ecosystem, managing high-throughput trade flows and external venue connectivity. Your … Technical Arsenal Core Java Mastery: Expert-level Java (8+) with a focus on Multithreading, Concurrency, and Asynchronous processing. Reactive Systems: Hands-on experience with Functional Reactive Programming (RxJava, Java 9 Flow API, or similar). Low Latency Messaging: Deep understanding of 60East AMPS , Kafka, or Solace. ...

Java Multithreading Developer – Trading/Risk Platforms Type: Contract/Permanent role Location : London, UK (Hybrid) We’re hiring an experienced Java Developer to work on backend systems supporting trading, risk calculations, and reporting in a capital markets environment. Key Skills: • Core Java (8/ ...

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 Full Stack Developer Permanent Manchester (Hybrid) £65,000- £70,000 + Benefits Java Full Stack Developer needed with NodeJS strongly preferred who are SC eligible (Lived worked UK 5 or more years) or ideally have active SC Security Clearance . Start ideally May. Working … time. A chance to work with a leading global IT transformation business on a large-scale IT modernisation programmes for Government clients. Experience with Java 8, Java 11, Spring Framework, Spring Boot Solid understanding of JavaScript: Angular and NodeJS strongly preferred Practical Micro services development experience Practical Relational ...

Description 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 … 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 Messaging Engineer eBond Trading Platform We are seeking a high-caliber Java Backend Developer to join the Booking & Messaging cell of a global electronic trading platform. This role is at the heart of the 'eBond' ecosystem, managing high-throughput trade flows and external venue connectivity. Your … Technical Arsenal Core Java Mastery: Expert-level Java (8+) with a focus on Multithreading, Conc click apply for full job details ...

DevX_Kotlin (or Java) Developer SheffieldHybrid - 60% office 40% home Duration: 30/11/2026 Rate £418 MUST BE PAYE THROUGH UMBRELLA Role Description: Required Experience in Kotlin (or significant Java experience with a willingness to learn Kotlin) Experienced in at least two or three … following: API development, SQL/databases, HTML/Javascript Experience working with standard developer collaboration Tools: Github/Bitbucket, Jira, Confluence Optional Jenkins pipelines Test automation ABOUT THE PROJECT The Developer Experience (DevX) Standards and Controls function is building a platform for control owners and development teams ...

working with a small but expanding Financial Services company in Weston-Super-Mare who due to continued growth are looking to add a Junior Java Developer into their tech team. My client is expanding their IT development team to deliver cutting-edge digital solutions that make a real … difference to their partners and customers. As a Full Stack Java/J2EE Developer, you will play a key role in shaping modern applications and system platforms that power our business. From requirements analysis and technical architecture to design, development, testing, and deployment – you will be involved ...

Description Java Developer - 3 Months - Inside IR35 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/ ...

Senior Full Stack Developer (Java/AWS/Angular) Location: Leeds (3 Days Office-Based) Experience - 4 years minimum experience Salary: £50,000 £75,000+ (Flexible for expert-level candidates) Status: Must have existing Right to Work in the UK (No Sponsorship available) The Role We are looking … clean, secure, test-driven code is the standard. Core Technical Requirements To be successful in this role, you must demonstrate expert-level proficiency in: Java & Spring Boot: Strong, production-grade back-end development. AngularJS & TypeScript: Building and maintaining robust front-end components. AWS (Cloud Native): Hands-on experience with ...

build. The role is fully remote (UK-based) and offers a salary of up to £70,000, depending on experience. Role As a Software Developer, you’ll join a small, experienced development team responsible for a mission-critical web application and supporting internal systems. This is a hands … role combining new development, UI modernisation, and application support. Key aspects of the role include: Enhancing and maintaining a Java-based web application used by operational teams Playing a key role in an upcoming modernisation programme, starting with UI improvements and user-facing enhancements Working closely with non-technical ...

build. The role is fully remote (UK-based) and offers a salary of up to £70,000, depending on experience. Role As a Software Developer, you’ll join a small, experienced development team responsible for a mission-critical web application and supporting internal systems. This is a hands … role combining new development, UI modernisation, and application support. Key aspects of the role include: Enhancing and maintaining a Java-based web application used by operational teams Playing a key role in an upcoming modernisation programme, starting with UI improvements and user-facing enhancements Working closely with non-technical ...

their goals. The 3 G’s of RE: “Get Shit Done.” “Get Over Shit.” “Give a Shit.” We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on l ow latency , high-throughput systems in the payments processing domain. This hybrid … offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities : Design, develop, and optimize low-latency, 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 ...

Senior Full Stack Developer (Java/AWS/Angular) Location: Leeds (3 Days Office-Based) Experience - 4 years minimum experience Salary: £50,000 £75,000+ (Flexible for expert-level candidates) Status: Must have existing Right to Work in the UK (No Sponsorship available) The Role We are looking ...

Senior Java Engineer – Customer Communications Platforms We’re hiring a Senior Java Engineer to build and run event-driven customer communications platforms at scale. You’ll design and own Java (Spring Boot) microservices that power real-time messaging, notifications, and customer interactions. This is a DevOps environment … your team builds, deploys, and supports what you create. What you’ll do Build scalable, event-driven Java/Spring Boot services Own the full lifecycle: design → deploy → run Work on real-time customer messaging systems Collaborate across engineering, platform, and product teams What we’re looking for Strong ...

Senior Java Engineer Payments Location: London two days per week Contract Length: Minimum twelve months Pay: £525 - £625 per day An experienced Senior Java Engineer is required to support the delivery of large-scale enterprise payments platforms within a modern cloud-based architecture. This is a hands … solving complex problems and working closely with senior technology and banking stakeholders. What you will be doing You will be designing and building robust Java based payment services using modern engineering practices. The work is delivery focused and will involve contributing to cloud native microservices handling high volume transactions ...