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    • 348,468+ Technical Java Developer Jobs in UK — Top Companies Hiring July 2026

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    Senior Java Engineer Hybrid Global Finance Tech

    Citigroup Inc. in Belfast is seeking a Software Engineer (Java) to join the Global Fixed Income Trade Processing Team. You will engineer innovative solutions within a team, contributing to the future of global finance. The ideal candidate will have strong experience in developing large, complex softwar ...

    Senior Backend Engineer, Core Java – Remote UK

    A leading local business data platform is seeking a remote backend engineer to build and maintain tools for Java services. The candidate should have strong skills in Java, Scala, and/or Kotlin, with experience in a collaborative environment. This role offers full responsibility for projects, competitive salary, ...

    Lead Java Engineer: Low Latency Trading Systems

    Grid Dynamics is seeking Senior and Principal Java Developers to work on a high-performance trading project for a major financial institution. Candidates should have deep knowledge of Java and the JVM, strong experience with low-latency systems, and familiarity with microservice architectures. You’ll be part of ...

    Senior Lead Software Engineer Java Architecture Nutmeg

    Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to Nutmeg for the same reason: our straightforward and transparent approach to investing. Nutmeg is a J.P. Morgan company offering award-winning investments, products and ...

    Senior Principal Java Architect — Enterprise API & Platform

    Anaplan is seeking a Sr. Principal Engineer for their Manchester, UK location. This role requires leadership in designing and architecting platform capabilities, including API gateways and backend engines. The ideal candidate will have extensive software engineering experience, especially in Java and K ...

    Java Software Engineer (Hybrid) Build Scalable Solutions

    Causeway Technologies in Tees Valley is looking for a Software Engineer to enhance software quality through automated and manual tests. You will work in a hybrid environment contributing to software that impacts thousands of lives. The ideal candidate will have experience in Java, MySQL, and Agile meth ...

    Java SDE II Cloud, CI/CD + Leadership

    Tesco UK is hiring an SDE2 to join their team in Welwyn Garden City. In this role, you will develop high-quality software solutions using Java, advocate CI/CD best practices, and mentor fellow engineers. This position is designed for career and technical growth, preparing you for advancement to SDE3. T ...

    Senior AI Backend Engineer — Java/Kotlin + LLM

    Experis Manpower Group busca un desarrollador backend especializado en AI para unirse a un equipo en el Reino Unido. La función requiere al menos 5 años de experiencia en desarrollo backend con JAVA, así como en la creación de API e integración con servicios de IA y modelos de lenguaje grande (LLM). El ...

    Java Cloud Software Engineer – Agile, DevSecOps Focus

    Advanced Resource Managers Ltd is seeking a Software Engineer for a 12-month contract based in either Newcastle or Guildford. The role involves developing high-quality, scalable Java code and contributing to Agile ceremonies. Candidates should have experience in cloud services, unit testing, and DevSecOps pra ...

    Senior Backend Architect Cloud Native SaaS (Java)

    LinuxRecruit is looking for an engineer to redefine the market by crafting features in a cloud-native environment. You will design and build distributed services and APIs while tackling complex engineering challenges and working with large datasets. The role requires strong proficiency in the Java ecos ...

    Senior Backend & AI Engineer Java, LLM APIs

    Experis Manpower Group busca un desarrollador backend/AI en Reino Unido. Se requiere al menos 5 años de experiencia en desarrollo backend con JAVA, así como experiencia en la creación de API y servicios basados en inteligencia artificial. El candidato ideal debe tener conocimientos en integración con p ...

    Senior Java Engineer — Fulfillment Platform & APIs (Hybrid)

    Tesco in Welwyn Garden City is seeking a Full-Time Software Engineer to build their new Fulfilment platform. The role involves designing applications, enhancing system efficiency, and maintaining coding standards. The candidate should have experience in Java development, agile methodologies, and ideall ...

    Remote First Senior Backend Engineer — Java & Serverless

    A global educational technology firm located in Manchester is seeking a Senior Backend Engineer with extensive experience in backend development, especially in Java and serverless technologies. In this role, you will design scalable backend services, develop RESTful APIs, and collaborate with cross-functional te ...

    Senior Java Engineer Full Stack, Vice President

    Role Overview The Senior Java Full-Stack Engineer is an experienced, individual contributor position responsible for designing, developing, and implementing high-quality, end-to-end application systems and programs in coordination with the Technology team. The overall objective of this role is to ...

    Software Engineer — Java/Spring, BI & Data Visualization

    An established industry player is seeking a talented Software Engineer to join their innovative team. This role involves designing and developing software solutions tailored to client needs, utilizing Java and the Spring framework while adhering to Agile methodologies. You will engage with clients to gather requ ...

    Java Engineer in Burgess Hill American Express

    Java Engineer BurgessHill, UnitedKingdom Tech stack Kotlin REST Java RESTful API Minimum Qualifications Minimum 4-5 years of professional experience in software development. Proficient in Java and/or K ...

    Senior Java/Kotlin Backend Engineer – Spring Boot

    American Express is seeking a Java Engineer in Burgess Hill, United Kingdom. The role requires a minimum of 4-5 years of professional experience in software development, proficiency in Java and/or Kotlin, and experience with microservices architecture and RESTful API design using Spring Boot. This is a ...

    Software Development Engineer II (Java) Customer Fulfilment

    Tesco UK • Welwyn Garden City • Full-Time • Permanent • Working hours 36 • Apply by 10-Aug-2026 We are in the process of building and rolling out our next generation, dynamic, scalable, and resilient Fulfilment platform for Tesco, to address both manual, and robotic powered automated fulfil ...

    Senior Java/AWS Cloud Engineer Remote & Flexible

    A global engineering firm based in Cheltenham is seeking an experienced Software Engineer to join their Technology Solutions team. The ideal candidate will have senior-level experience in Java and AWS, with expertise in full lifecycle development including modern front-end frameworks. This role offers a competit ...

    Senior Java Architect for Equity Finance Platform

    hackajob is looking for an Equity Finance - Senior Dev / Architect based in London. This role involves hands-on leadership in shaping the architecture for Prime Brokerage and Capital Markets platforms, focusing on design and building of scalable trading systems using Java and Kafka. The successful cand ...

    Hybrid Automation Tester – SaaS, Java & Selenium Expert

    A leading global technology firm is seeking an Automation Tester in Newcastle upon Tyne. The role requires strong automation testing skills, particularly with SaaS software, and the ability to work collaboratively in an Agile environment. You will enjoy a competitive salary along with a comprehensive benefits pa ...

    Senior Java Engineer Belfast in Belfast Ocho

    Senior Java Engineer - Belfast Belfast, UnitedKingdom Posted 9 months ago Tech stack Spring Framework, Spring Boot, Java, GCP, Amazon AWS, ecosystem, Azure Requirements I am looking for a candidate with 8 years of hands‑on software engineering experienc ...

    Java Software Engineer Global Payments Platform | Remote

    Worldpay (UK) Limited is seeking a Software Engineer to join its Cambridge team, focusing on developing reliable payment solutions for a global audience. This role involves collaborating within a cross-functional team and tackling complex issues in the ecommerce payments gateway. The ideal candidate ha ...

    Java Backend Engineer – Scalable APIs on Azure

    JACOBS in Bristol is seeking a Java Software Engineer to design and deliver innovative software solutions across various sectors including transportation and government. This full-time, permanent position offers flexible working arrangements and emphasizes work-life balance. The ideal candidate will ha ...

    Lead App Engineer Java, Python, Angular & Microservices

    Job Role: Application Engineering Lead (Java, Python, Angular, Microservices and Adobe ) Location: Manchester, UK About the Job you are considering: We are seeking experienced Application Engineering Lead (Java, Python, Angular, Microservices and Adobe ) </st ...

    Senior Software Engineer, Java for Investments Platform

    A global technology company in the UK is seeking a Product Manager to develop innovative financial solutions. You will define and shape the Wise Assets product, focusing on user experience and data-driven decisions. The role requires strong project coordination skills and experience in web applications developme ...

    Senior Java/Kotlin Backend Engineer FinTech (Hybrid)

    Oliver Bernard is looking for Senior Java/Kotlin Engineers to join their growing fintech team in London. This role involves designing and building high-performance backend services, working with distributed systems, and utilizing modern tooling. Ideal candidates will have strong commercial experience w ...

    Senior Java Engineer Scalable Architecture Driven Platform

    mthree is seeking a Java Software Engineer to join a tier-one global financial institution in London. This role involves crucial contributions to a digital transformation project across the capital markets technology estate. The ideal candidate will have strong Java and distributed systems experience, ...

    Senior Java Engineer Scalable Architecture Driven Platform

    mthree is seeking a Java Software Engineer to join a tier-one global financial institution undergoing a digital transformation. In this role, you will be instrumental in scaling a mission-critical platform while driving architecture, performance optimization, automation, and engineering best practices. <p ...

    Senior Java/Kotlin Engineer — TDD & Pair Programming

    A tech company is recruiting a Senior Java / Kotlin Engineer to work on-site in Leeds or London. The role involves collaborating in a cross-functional team to develop JVM applications using Test Driven Development and Pair Programming. Candidates should have over 5 years of experience with Java or Kotlin, along ...

    Senior Java Backend Engineer – Spring Boot & Microservices

    Computer Futures is seeking a Senior Java Engineer to develop scalable back end solutions that make a significant impact. This role emphasizes problem-solving and understanding system architecture beyond code. The ideal candidate will have a strong Java + Spring Boot background and proven experience in ...

    Senior Java Engineer: Cloud Native AWS Architect

    Primis is seeking a highly experienced Java Engineer to join their engineering practice in Greater London. In this role, you will craft high-performance backend systems for enterprise financial platforms, lead service design, and manage the full deployment lifecycle on AWS. The ideal candidate will be ...

    Impactful Java Engineer (Spring) for Health Tech

    OASIS Group is offering multiple Software Engineer opportunities, allowing you to be part of a growing and innovative organization. This is an exciting chance for motivated engineers to contribute to important projects that advance human health using modern technologies. Ideal candidates will have a de ...

    Hybrid AWS Cloud Architect Java Expert (Contract)

    N Consulting Ltd is seeking an AWS Cloud Architect in Portsmouth, United Kingdom. The role requires strong expertise in AWS and Java, along with experience in cloud solution design and implementation. You will work in a hybrid mode, spending three days per week in the office. This is a contract position aimed at ...

    Senior Java Backend Engineer: Fintech Microservices Impact

    Castleisland is looking for a Backend Engineer to join our innovative fintech team in Greater London. This role involves designing and maintaining scalable backend systems that power our financial products. You'll collaborate in creating high-quality solutions focused on financial inclusion. The ideal ...

    Senior Java Engineer — Fulfilment Platform (Scale & Ops)

    Tesco - Corporate in Welwyn Garden City is looking for a Software Development Engineer to drive the design and implementation of a next generation fulfilment system. The ideal candidate will have extensive experience in building robust, scalable Java applications and work within a DevOps culture. Responsibilitie ...

    Staff Java Backend Engineer APIs & Banking Tech

    Java Script Works is seeking a Staff Software Engineer specializing in Java backend development, based in Belfast, United Kingdom. The ideal candidate must have expertise in Core Java, JEE technologies, and API Development, with knowledge in Banking or similar sectors. This full-time role offers a comp ...

    Software Engineer Java/Python for Trading Tech

    Aspect Capital, located in London, is seeking a Software Engineer to join their Software Development team. The role involves developing features on various systems using Java, Python, and MATLAB within a collaborative culture aimed at solving business problems. Applicants should have 3-5 years of exper ...

    Senior Java Automation Engineer — FX eTrading Backend

    Citi is looking for a Senior Automation Engineer to join their Tech team in Greater London. This role involves owning the backend automation capability within the FX eTrading technology stack, ensuring quality delivery for critical applications. Candidates will need significant experience in backend test auto ...

    Senior Software Engineer – Backend & Mobile, AWS & Java

    Sivara GmbH is seeking a Senior Software Development Engineer to join our backend team in London. This role involves leading a cross-functional squad while focusing on technical design and implementation. We're dedicated to changing banking for good, emphasizing innovation and collaboration. The ideal ...

    Java Distributed Systems Engineer Global Scale Services

    Omaze is seeking engineers for the Apple Services Engineering team in London. This role focuses on building and improving features for Apple services such as Podcasts and Apple Music. Successful candidates will work on data systems that serve millions of users globally. Candidates should have strong ex ...

    Solutions Architect: Java/Node.js, Microservices & API Expert

    Sivara GmbH, located in Wembley, is seeking a Solutions Architect to join their team. The successful candidate will work on-site five days a week and will be responsible for developing innovative technology solutions. A competitive salary package of up to £85,000 per annum is offered. Ideal candidates ...

    CICS Liberty Middleware Engineer (Java/JVM) Hybrid

    Sivara GmbH is looking for a Middleware Infrastructure Engineer specializing in CICS Liberty for a 6-12 month contract. This role involves supporting the engineering and optimisation of Java workloads running in CICS environments, primarily based in London or Edinburgh, with a hybrid work model. The id ...

    Autonomous Full Stack Java Cloud Engineer (AWS)

    Sivara GmbH in Leeds is seeking a full-stack engineer with at least 3 years of experience to design and develop high-performance backend and frontend applications. You will work with modern cloud ecosystems, primarily using Java, Spring Boot, and AWS services, and contribute to both frontend and backend devel ...

    Staff Engineer: Cloud Native Java & DevOps Leader

    Tata Consultancy Services is looking for a Staff Engineer in London, UK. The role involves building reliable software as part of a multi-disciplinary team. Candidates should possess strong backend development skills in Java 17+, coupled with a solid background in DevOps practices. In addition to techni ...

    Senior Kotlin/Java Backend Engineer — FinTech Microservices

    Hydrogen UK Ltd is seeking a Senior Software Engineer with strong skills in Kotlin and Java to support a major financial services programme. The ideal candidate will have proven experience in building scalable backend systems and microservices within regulated environments. This role offers hybrid work ...

    Senior Java Engineer: Cloud Native Microservices Lead

    Sanderson is seeking a Senior Java Engineer to work on government projects. This role requires mentoring junior engineers and collaborating with cross-functional teams to develop complex software solutions. The ideal candidate will have significant experience with Java, Spring Boot, and cloud platforms includ ...

    DevOps Engineer — AWS, Bash & Java | Agile Ops

    Richard Wheeler Associates seeks a dedicated DevOps Engineer to join their team in Newbury, United Kingdom. The role demands a comprehensive understanding of DevOps principles and expertise in various tools including AWS and Bash scripting. Ideal candidates will have experience in agile methodologies a ...

    Senior Java Engineer – AI Driven Distributed Platform

    Synechron is seeking a Senior Java Engineer in Greater London to design, build, and maintain complex Java and Python applications. This role involves developing AI-powered features and architecting scalable systems for critical index computation. We are looking for candidates with over 10 years of expe ...

    Senior Software Engineer (Python/Java) – Life Sciences

    A leading consulting firm in the United Kingdom is seeking a Senior Software Engineer with expertise in Python and Java. The ideal candidate will have 5 to 10 years of experience in developing complex applications, particularly within the Life Sciences domain. This role offers flexible remote working and a compe ...

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      Technical Java Developer Jobs in United Kingdom Job Search Guide, Trends and Insights