1 to 25 of 57 Permanent Java Engineer Jobs in the UK

Java Senior Software Engineer Java Senior Software Engineer - Java, Spring, TypeScript, Node.js, RESTful APIs, SQL, NoSQL, Docker, Kubernetes, IaC (Terraform, CloudFormation), CI/CD - Remote (Manchester) - £70-80k My client has an urgent need for a Java Senior Software Engineer to join … role in the design and build of scalable, cloud-native applications across the full stack, working with microservices and automated delivery pipelines. Java Senior Software Engineer Role and Responsibilities: - Design and build high-quality, scalable, full stack Java-based software solutions - Build Java/Spring microservices ...

Level: Java Engineer (up to £45,000)/Senior Java Engineer (up to £60,000) + bonus, benefits, and sign-on bonus Location: Newcastle (hybrid) Function: Backend Java Engineering Industry: Public Sector/Enterprise Software Delivery Clearance: Must be eligible for UK Security Clearance About … public sector and large enterprise environments. The Newcastle Advanced Technology Centre (ATC) hosts a large, collaborative technical community spanning backend, frontend, and DevOps. The Java engineering team focuses on backend development, delivering high-quality, enterprise-grade solutions with an engineering-first culture and hands-on technical environment. What ...

Principle Java Engineer Salary to £ 7 0k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV ) clearance i.e. you have at least 5 years residency … growing fast and looking for bright, dynamic people to help build their business. Role Theyre looking for a n experienced (Principle/Team Lead) Java Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public ...

Senior Java Engineer - Permanent Salary: 55k-65k Working Arrangement: Fully Remote Tech Stack: Java, Spring Boot and Cloud Platforms(AWS, Azure and GCP) Desirable - Python and JavaScript I am currently working with a leading software software consultancy working with the government for a Senior Java Engineer ...

Java Engineer Salary to £ 45 k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV) clearance i.e. you have at least 5 years residency … data and deliver citizen services. Theyre growing fast and looking for bright, dynamic people to help build their business. Role Theyre looking for aJava Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients ...

Java Software Engineer Bristol (Hybrid – 3 days per week) Up to £60,000 Climate Tech Want to grow your backend skills while working on meaningful climate technology? The software you build will support organisations working to better monitor infrastructure, improve operational safety, and accelerate the transition … modern software engineering with environmental innovation, the company is helping drive more efficient and sustainable infrastructure management. The Role We’re looking for a Java Software Engineer to join a collaborative backend team and help develop the cloud-based platforms behind these systems. You’ll work alongside experienced ...

Java Software Engineer Are you a Full Stack Java Engineer who thrives in a fast-paced, regulated environment? Ready to build scalable, high-performance platforms that power real financial decision-making? A leading Manchester-based Financial Services firm is growing its engineering capability and looking … talented developers with strong Java & React expertise to help drive digital transformation across critical platforms. What You’ll Be Doing: Designing & building robust backend services in Java (Spring Boot) Developing dynamic, responsive frontends using React Working on cloud-native, microservices-based architectures Collaborating with Product, DevOps & Architecture teams ...

Senior Core Java Engineer - Low-Latency Trading Salary: Up to £125,000 + bonus + benefits Location: City of London (3 days onsite) Build ultra-low latency systems at the heart of global FX trading! This is an opportunity for a Senior Core Java Engineer … fast-paced financial environment, this is the role for you. What you'll be doing Design, build and optimise low-latency, high-throughput Core Java trading systems Own and drive performance improvements across critical components Contribute to the architecture and evolution of a world-class FX trading platform processing ...

Senior Java Engineer Java, AWS, SQL Manchester (Hybrid - 3 days in office) £95,000 - £145,000 + 5-20% annual bonus + equity options Must be eligible for NPPV3 clearance (UK residency typically 5+ years) - please apply only if you meet this criterion About the Role … integrating with external providers, all within a modern, agile environment that values autonomy and innovation. What You'll Do Own Back End development across Java, SQL, AWS stack Design and enhance interfaces, frameworks, and infrastructure pipelines Deliver API integrations and solve scaling challenges Tackle brownfield development and Legacy plumbing ...

Java Engineer Salary to £ 45 k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV) clearance i.e. you have at least 5 years residency ...

Senior Java Engineer (WebFlux) London – Hybrid (1 day per week onsite) Are you a senior, hands-on Engineer who thrives in event-driven, asynchronous environments? Do you enjoy building low-latency, high-throughput distributed systems where correctness, resilience, and performance really matter? This is an opportunity … near-zero downtime. Design and implement high-throughput, low-latency systems processing millions of real-time payment events Build event-driven architectures using modern Java and reactive frameworks Work extensively with non-blocking I/O, asynchronous flows, back-pressure, and concurrency Contribute to system and API design, focusing ...

Senior Java Engineer - Permanent Salary: 55k-65kWorking Arrangement: Fully RemoteTech Stack: Java, Spring Boot and Cloud Platforms(AWS, Azure and GCP)Desirable - Python and JavaScript I am currently working with a leading software software consultancy working with the government for a Senior Java Engineer. This role … best practices in software development. Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands on experience with Java, Spring Boot and Microservices. Strong understanding of Agile and DevOps practices, with a focus on continuous integration and delivery. Some proficiency ...

Senior Java Engineer - Permanent Salary: 55k-65k Working Arrangement: Fully Remote Tech Stack: Java, Spring Boot and Cloud Platforms(AWS, Azure and GCP) Desirable - Python and JavaScript I am currently working with a leading software software consultancy working with the government for a Senior Java Engineer. … best practices in software development. Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands on experience with Java, Spring Boot and Microservices. Strong understanding of Agile and DevOps practices, with a focus on continuous integration and delivery. Some proficiency ...

paid travel to office IR35 Status: Inside IR35 Industry: Government Interview Process: MS Teams, 1-2 Stage, Technical Interview Testing Are you a Backend Java Engineer who enjoys building scalable microservices and working in modern engineering environments? We are supporting an innovative technology-driven organisation that is expanding … backend engineering capability. They are looking for a strong Java engineer to contribute to the development of large-scale microservice-based systems within a collaborative, agile engineering team. This is a hands-on role working with modern backend technologies and DevOps practices. Responsibilities: Develop and maintain backend services ...

Java Software Engineer 12 month contract Based in Bristol Offering £65ph Inside IR35 Do you have experience with Java? Do you have experience in RTOS? Do you want to work with an industry-leading company? If your answer to these is yes, then this could … role for you! As the Java Software Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow ...

Back End Automation Engineer (Java) | Tech Consultancy | Up to £65,000 DOE Our client is a growing technology consultancy that partners closely with organisations across the public and private sectors, embedding engineers into teams to solve real-world problems. They operate with a flat structure, value expertise over … heart of everything they do. You’ll be: 🧱 Designing, building, and maintaining back-end automation frameworks 🔌 Testing APIs and microservices using Java-based tools (e.g. RestAssured, contract testing) 🔁 Integrating automated tests into CI/CD pipelines 🤝 Working closely with developers, QA peers, and clients to improve quality ...

Principal Software Engineer/Developer (Java SpringBoot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer … sites), you'll join a friendly, diverse, upbeat team. About you : You have experience within a financial services or Fintech environment You have strong Java development skills including multi-threading and concurrency You have experience with SpringBoot and microservices environments You have a good knowledge of REST APIs ...

Principle Java Engineer Salary to £ 7 0k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV ) clearance i.e. you have at least 5 years residency ...

Full-Stack Engineer (Java/AWS/Angular) – UK Valcon is a north-western European consulting, technology, and data company with offices in the UK, the Netherlands, Denmark, Sweden, and Croatia. We are private-equity backed and one of the fastest-growing consultancies in Europe, bringing together some … UK. This is an opportunity to help shape the technical landscape while delivering a variety of challenging projects. As a Full-Stack Engineer at Valcon, you will work in small, multi-disciplinary teams to design, develop, and implement innovative software solutions. Responsibilities Design, develop, and maintain enterprise-grade Java ...

Software Engineer (Java, Spring boot, Microservices) Location - Fully Remote Permanent - Full time Salary - £55,000 - £60,000 Our client, a people powered digital transformation company are hiring for a senior software engineer responsible for the designing & developing high quality software solutions. This is an opportunity to work … business & project goals. Essential skills and experience required: - Proven experience in full stack development software, including design, development, testing & deployment. Hands on experience with Java, Spring boot & Microservices. Experience with AWS/JavaScript/React Reasonable Adjustments: Respect and equality are core values to us. We are proud ...

Java Developer Contract: 12 months Rate: £600 per day (Inside IR35) Location: UK (Remote, adhoc; Leeds, London or Manchester) Project Overview 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 access … 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 with ...

Java Software Engineer - Defence, Cyber & Intelligence | Full-Time | eDV Clearance Required We are seeking Software Engineers at all levels to join a leading aerospace and defence organisation, delivering mission-critical software for high-impact programmes in the Defence, Cyber, and Intelligence sectors. You'll work on cutting-edge … Responsibilities: Software design, development, and debugging on secure systems Creating and maintaining test frameworks (e.g., JUnit 5) Developing in Linux environments with modern languages (Java, Python) Working with Agile/SCRUM practices and CI/CD pipelines (GitLab) Contributing across the software development lifecycle from requirements to deployment Tech ...

Staff Engineer - Java London, UK (Hybrid - 3 days per week in office + occasional site visits) Permanent Full-time, 40 hours per week Up to £80,000 + benefits About the Role We are seeking a highly skilled Staff Engineer with strong hands-on expertise across Java … platforms. The role includes mentoring, setting engineering standards, and championing best practices. Key Responsibilities Design, build and maintain high-quality Back End services using Java 17+ and Spring Boot. Lead technical design discussions and contribute to architecture decisions. Implement strong automation testing practices (unit, integration, contract, performance). Develop ...

Principal Software Engineer/Developer (Java SpringBoot AWS) London/WFH to £120k Are you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills? You could be progressing your career at a global technology consultancy. As a Principal Software Engineer ...

Java Software Engineer Edinburgh, Hybrid Ready to make an impact in the space technology sector? Join a pioneering, fast-growing company thats redefining how space-based systems and services are developed and operated globally. This is a fantastic opportunity to contribute to the design and development of innovative … Looking For: We want someone who can hit the ground running and thrive in a collaborative, innovative environment. Essential skills include: Strong Java experience. Background writing, testing, and debugging high-quality code. Software development lifecycle, including design, implementation, and documentation. Curious, creative, and eager to learn new languages, frameworks ...