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    Senior Java Engineer – High Throughput Distributed Systems

    The London Metal Exchange is looking for a Java Developer in London to enhance LMEsmart, its Inter-Office Trading platform. The ideal candidate will have extensive experience in Java, cloud environments, and distributed systems. This role focuses on optimizing trade workflows, automating testing, and i ...

    Senior Java Backend Engineer Cloud, APIs & Scale

    Arrows is seeking a Senior Java Developer to join their international engineering team. In this role, you'll develop and enhance backend services for a sophisticated Content Management System supporting global streaming platforms. You'll work on Java-based systems and contribute to architecture decisions, platfo ...

    Hybrid Java Backend Engineer Microservices & Spring Boot

    Net2Source (N2S) is seeking a Software Engineer to build world-class software in Burgess Hill, UK. The role requires expertise in Java, Microservices, Spring Boot, and various database technologies. An essential part of the position includes debugging, automating deployments, and scaling applications according t ...

    Software Engineer III Backend Engineering Java/Kotlin

    Software Engineer III - Backend Engineering - Java/Kotlin LONDON, LONDON, United Kingdom Job Description Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center – ...

    Senior Java Backend Engineer: Spring Boot & Microservices

    Randstad Digital is seeking a Java Backend Engineer in Burgess Hill to join a dynamic team for a major global financial services client. This permanent role involves the full software development lifecycle and requires building scalable, high-performance applications. Candidates should have at least 5 years of p ...

    Senior Java Engineer Low Latency FICC eTrading

    Bank of America is seeking a Senior Developer in Bromley, UK, to join the FICC Macro Rates Electronic Trading Technology team. The role involves developing and enhancing low-latency components for the global Rates eTrading platform. Candidates should have strong Java skills, experience in multi-threaded applicat ...

    Contract Senior Software Engineer (Java or Python)

    Contract Senior Software Engineer (Java or Python) | Inside IR35 Contract length: 6 months (with potential to extend) Location: London Working Environment: On-site You will be joining a private equity firm as a senior software eng ...

    Technical Lead Engineer (Full Stack Java / Vue.js)

    Technical Lead Engineer (Full Stack Java / Vue.js)Our client based in Manchester City Centre is currently looking for an experienced Java Technical Lead Engineer to join our growing team, helping to shape and deliver high-quality, end-to-end solutions across their platform. This is a key role where yo ...

    Senior Java Engineer — Cloud & Real Time Platforms

    Ocho People is partnering with a global technology organisation to hire a Contract Senior Java Engineer in Belfast. This role involves designing and maintaining scalable Java applications while working in a hybrid model with flexibility. The ideal candidate will have strong experience in Java developme ...

    Senior Java Engineer Flight Booking & Scalable Systems

    Datalex is seeking a Senior Software Engineer in Manchester, United Kingdom. The role requires a minimum of 5 years of professional Java development experience, with a strong focus on complex flight booking structures and building highly available, scalable applications. This full-time position offers competitiv ...

    VP Java Engineer Markets CRM Platform Lead

    JPMorganChase is seeking a VP Engineer to lead the development of the Markets CRM platform in Greater London. This role involves collaborating with global engineering teams to design secure, scalable solutions. The ideal candidate will have extensive experience in Java and cloud technologies, and a commitment to ...

    Lead Java Software Engineer Markets CRM LDN

    Job Description Join us to shape the future of our Markets CRM platform and drive impactful technology solutions. As a hands‑on leader, you will collaborate with talented engineers and influence the direction of our Markets business. We offer an environment that values innovation, growth, and con ...

    Senior Java Engineer – Capital Markets (Hybrid, London)

    Gravitas Recruitment Group (Global) Ltd is seeking a Senior Java Developer in London with a salary of up to £125k. This hybrid role offers a fantastic opportunity for candidates to work on high-performance, business-critical systems in a capital markets environment while progressing to a Head of Engineering posi ...

    Lead Software Engineer Java Post Trade Technology

    Join us to shape the future of financial technology and make a meaningful impact on your career. You’ll collaborate with talented professionals, solve complex challenges, and help build trusted market-leading products. We value creativity, inclusion, and continuous learning, offering you the opportunity to ...

    Principal Java Engineer Low Latency Payments Platform

    RE Partners, a dynamic business and technology consultancy in Cambridge UK, is seeking a skilled Principal Java Engineer to enhance their high-performing engineering team. In this hybrid role, you will leverage your 10+ years of experience in Java development to design and optimize low-latency systems, build sec ...

    Java Backend Engineer — Scalable Microservices & High Performance

    InfoSum Limited is seeking a Java Engineer in Basingstoke to design and maintain scalable backend systems for our data collaboration platform. This role involves working with cross-functional teams, focusing on security and performance. Ideal candidates will have 3+ years of experience in Java backend ...

    Software Development Engineer II (Java) Customer Fulfilment

    Responsibilities Build scalable, resilient Java‑based backend services, APIs and microservices that support fulfilment workflows and systems. Implement and ship end‑to‑end stories, with a focus on backend integration and feature delivery. Own medium‑sized features, takin ...

    Java Backend Engineer — Cloud, Microservices & CI/CD

    Tesco UK is seeking a mid-level Software Development Engineer (SDE2) to build scalable, resilient Java-based backend services that support fulfilment workflows. The role involves collaborating with various stakeholders, writing maintainable code, and onboarding junior engineers. Ideal candidates will h ...

    Senior Java Backend Engineer (Hybrid) Microservices Expert

    Lindar is seeking a Senior Java Backend Developer in St Albans, UK, to join our engineering team. This hybrid role focuses on developing and maintaining our gambling platform, offering an environment rich in technology and performance. The ideal candidate will have at least 5 years of practical experie ...

    Java Backend Engineer for Scalable Crypto Services

    WOTRANSFER PTE. LTD. is seeking a Java Developer in Greater London to design and maintain high-performance backend systems. The role includes developing digital currency services and optimizing management systems. The ideal candidate has at least 2 years of experience in Java and core technologies, fam ...

    Contract Senior Software Engineer (Java or Python)

    Contract Senior Software Engineer (Java or Python) Inside IR35 Contract length: 6 months (with potential to extend) Location: London Working Environment: On-site You will be joining a private equity firm as a senior software engineer, to work across the following responsib ...

    Contract Full Stack Java Engineer React + Python

    Java Script Works is seeking a Full Stack Java Engineer for a fixed-term contract in Birmingham, United Kingdom. The role requires solid development experience, particularly in Java and React, alongside broader knowledge across various tools and frameworks. This position offers competitive compensation and empha ...

    Lead Java Engineer Market Data New London

    Man Group is a global alternative investment management firm focused on pursuing outperformance for sophisticated clients via our Systematic, Discretionary and Solutions offerings. Powered by talent and advanced technology, our single and multi-manager investment strategies are underpinned by deep research ...

    Senior Java Payments Engineer Hybrid, Scale & Reliability

    Starling is looking for highly motivated engineers to join their Payment Schemes team. With a primary focus on Java, you will play a key role in building and maintaining systems for payment integrations to ensure stability and accuracy. Your work will help in delivering mission-critical services, worki ...

    Software Engineer Java/C | Build Scalable Systems

    Veeqo Limited is seeking a Software Development Engineer to join their team in Swansea, United Kingdom. This full-time role requires experience in professional software development and proficiency in modern programming languages such as Java and C. The position offers competitive compensation and involves workin ...

    Senior Java Engineer – Spring, REST & Cloud Native

    iManage is seeking a Senior Software Engineer specialized in Java to join their London team. The role involves building the foundation of the InsightPlus application using modern tools such as Spring and RESTful web services. This full-time position requires expertise in cloud-native technologies and a collabora ...

    Backend Engineer: Python/Java APIs & Scalable Systems

    ELLIOTT MOSS CONSULTING PTE. LTD. is seeking a skilled Backend Developer in Penarth, Wales. The successful candidate will design, develop, and maintain scalable backend services using Python and Java. Responsibilities include implementing RESTful APIs, integrating backend services with front-end applications, an ...

    Graduate Software Engineer Python/Java/C/C++

    Java Script Works is looking for a Graduate Software Developer to join their team in Cambridge, United Kingdom. The ideal candidate should have a minimum of AAA at A Level or equivalent UCAS points and be proficient in coding with C++, Java, Python, JavaScript, or C#. The role offers a competitive salary of up t ...

    Lead Java Microservices Engineer for AWS Migration

    ALOIS UK seeks a skilled lead developer in Greater London to oversee the refactoring of key applications for clients, focusing on Java microservice applications migrating to AWS. You will work with client and program teams to design, develop, and assure application components, ensuring a smooth transition to clo ...

    Senior Lead Java Backend Engineer Cloud Microservices

    TwinThread is seeking a Senior Lead Software Engineer in Greater London to deliver end-to-end solutions for cloud-native microservices applications. The ideal candidate will have significant experience in back-end software engineering, specifically with Java and cloud technologies. Responsibilities include ensur ...

    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 ...

    Senior C/C++ & Java Engineer — Windows Enterprise

    Java Script Works is seeking a Senior C/C++ Developer with Java experience in Birmingham, United Kingdom. The role requires development work in a Windows environment, with previous software development experience in Java being essential. Beneficial skills include frontend experience with JavaScript, TypeScript, ...

    Senior Software Engineer (Java) in London iManage

    Senior Software Engineer (Java) London, United Kingdom Posted 9 months ago Tech stack REST Cloud Manager Spring Framework Software Engineer Java Code Development Setting the foundation of the application. We u ...

    Space Systems Software Engineer: C++/Java & HIL

    SII Group UK, located in Welwyn Garden City, is looking for a Software Engineer specializing in the design and development of Hardware-in-the-Loop (HIL) simulators. You will collaborate with various engineering teams to successfully develop test benches that validate spacecraft systems. The ideal candidate shoul ...

    Cloud Software Engineer (SDE) — Java/C/C++

    Amazon is seeking a full-time Software Development Engineer for their Ring Cloud division in Cambridge, United Kingdom. The successful candidate will have professional software development experience with modern languages like Java and C, demonstrating strong object-oriented design skills. Preferred qualificatio ...

    Java Software Engineer — Take Ownership & Shape Tech

    Be-IT is seeking a Java Software Engineer in the United Kingdom to join their innovative team. This role offers a chance to work on business-critical SaaS products, leveraging Spring Boot and SQL within a microservices architecture. Enjoy opportunities for career progression, greater ownership, and influence in ...

    Lead Software Engineer: Equities Algo Trading (Java)

    JPMorgan Chase & Co. is looking for a Senior Lead eSoftware Engineer specializing in Equities Algo Trading and Java. This full-time role is based in London, UK. The ideal candidate will have advanced proficiency in Java, with extensive experience in developing low latency and high throughput trading systems. Suc ...

    Staff Backend Engineer – Java, Cloud & Tech Strategy

    Capital One (Europe) plc is seeking a Staff Software Engineer - Back End in London. In this role, you'll influence the technical direction, lead multiple teams, and mentor engineers. You will work in a hybrid model, collaborating in the office three days a week. Ideal candidates have deep expertise in Java and s ...

    Blockchain & DLT Engineer II Java, Python & TS

    TwinThread is looking for a Software Engineer II in London to join our engineering team. You will contribute to the development of blockchain applications using Java, Python, and TypeScript. The role offers the opportunity to engage in collaborative projects with experienced engineers, focusing on scalable and s ...

    Low Latency Java Engineer for Scalable Trading

    Harrington Starr is seeking a Low Latency Java Engineer in Greater London to join its Core Trading team, specializing in backend engineering for a high-performing electronic trading platform. The role involves developing low-latency trading systems, ensuring high-throughput performance, and closely collaborating ...

    Senior Java Backend Engineer for Trading Platforms

    iSAM Securities is looking for a mid-level Java developer with 5-10 years of experience to join their London team. The role involves developing and supporting a sophisticated MT4/MT5/FIX bridge within a small, collaborative team. Key skills include strong Java, Linux, and SQL abilities, as well as an interest in ...

    Senior Backend Java Engineer Financial Services (London)

    LinuxRecruit is looking for a Senior Backend Developer specializing in Java to join their team in London, United Kingdom. The ideal candidate should have a strong background in backend development and a passion for writing impactful code. The position offers a competitive salary between £75k and £85k per year ba ...

    Java Backend Engineer – SC Cleared Government Projects

    IDEMIA Public Security is seeking a Software Developer in Wokingham, UK, to support government projects. The position requires strong Java skills and familiarity with Spring Boot and REST APIs. Candidates must have 2–3 years of experience and live continuously in the UK for the past five years. The role offers a ...

    Senior Backend Engineer — Java & Data Services Architect

    MASS Analytics is seeking a Senior Backend Engineer in London to design and maintain backend services using Java. The role involves analyzing user requirements, developing backend architecture, and ensuring efficient database integration with SQL and NoSQL. The position offers a competitive salary and is full-ti ...

    Senior Java Backend Engineer | Cloud Native & Microservices

    Trust In SODA is seeking a Senior Java Backend Engineer for a 6-month initial contract, offering £700–£900 per day. This hybrid role requires 2 days per month in London and focuses on building scalable, cloud-native systems. Ideal candidates have strong Java experience, expertise in Kafka and microservices, and ...

    Senior Java Engineer Low Latency Trading Platforms

    TRM-International is seeking a Senior Java Engineer to join a high-performing Electronic Trading engineering team in Greater London. This role will focus on designing and developing low-latency, high-throughput systems vital for trading platforms. Candidates should have strong experience with Core Java and an un ...

    Remote/Hybrid Java Backend Engineer — Cloud & APIs

    Jacobs Engineering Group Inc. is looking for an experienced Java Software Engineer to join their Digital & Data team. This position offers the chance to work on impactful projects across various sectors like water, transportation, and government. You will design and deliver scalable back-end services while co ...

    Senior Calypso Software Engineer – Java & API Specialist

    Nexus Jobs Limited is looking for a Senior Calypso Software Developer in London, United Kingdom. This role involves working with the Calypso API and Oracle DBMS to support back office processes like Settlements and collateral management. Ideal candidates should have strong Java skills and experience with CATT Au ...

    Java Spring Boot & Angular Full Stack Engineer

    Net2Source (N2S) is seeking a developer in Manchester, UK, responsible for end-to-end development of web applications, including design, development, testing, and deployment. Key skills required include expertise in Java Spring Boot, RESTful APIs, and both SQL and NoSQL databases. You will collaborate in an Agil ...

    Staff Java/JVM Engineer — Hybrid, Equity & Impact

    Client Server is looking for a Staff Software Engineer in Greater London, offering a salary up to £120k and working in a HealthTech start-up focused on improving patient care. This role involves collaborating with the CTO on product architecture and development, utilizing technologies like Kotlin, SpringBoot, an ...

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