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    Lead Frontend Engineer Java & Open Source (Private & FS)

    Lead Frontend Engineer - Java & Open Source (Private & FS) Full-time Department: Digital, Data and Cloud Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise ena ...

    Lead Frontend Engineer Java & Open Source (Private & FS)

    Lead Frontend Engineer - Java & Open Source (Private & FS) Full-time Department: Digital, Data and Cloud Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise ena ...

    Lead Frontend Engineer Java & Open Source (Private & FS)

    Lead Frontend Engineer - Java & Open Source (Private & FS) Full-time Department: Digital, Data and Cloud Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise ena ...

    Lead Frontend Engineer Java & Open Source (Private & FS)

    Lead Frontend Engineer - Java & Open Source (Private & FS) Full-time Department: Digital, Data and Cloud Version 1 has celebrated over 28 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise ena ...

    Senior Java/Kotlin Engineer Fintech Scale up Leader

    An innovative fintech company in London seeks a Lead & Senior Software Engineer to drive product development and shape the future of digital finance. You'll be the technical heartbeat of the team, building scalable business products and leading a culture of collaboration. The ideal candidate has expertise in JVM ...

    Senior Java Trading Engineer — Low Latency Crypto Markets

    A leading digital asset firm is seeking experienced software engineers in London to develop next-generation crypto trading systems. Candidates should have over 10 years of Java development experience, exceptional skills in concurrency and multithreaded programming, and a background in low latency environments. T ...

    Lead FX Pricing Engineer — Low Latency Java Leader

    Citigroup Inc. in Greater London is seeking a hands-on Java engineer to lead a high-quality team and drive technical implementation in FX Technology. The ideal candidate will utilize ultra-low-latency development practices and collaborate with trading and quant teams. With strong systems knowledge, exceptional c ...

    Senior Backend Lead Engineer (Java & Kotlin) – Fintech Innovation

    A major financial services firm located in Greater London seeks a Senior Lead Software Engineer to lead the development of innovative products focused on solving real-world problems for customers. The candidate will thrive in collaborative environments, bringing a curious mindset and passion for fintech to the t ...

    Principal Full Stack Engineer (Java/React) Hybrid Equity

    A technology recruitment firm is looking for a Principal / Lead Full Stack Java Developer in London. The role involves designing and delivering scalable software systems utilizing Java and React, mentoring engineers, and defining technical solutions. Required experience includes strong architectural judgement, m ...

    Senior Java Engineer Real Time Football Backend (Hybrid)

    A leading sports technology company in the UK is seeking a Senior Java Engineer to join their Football Squad. You will develop and maintain backend services that support live football events for FIFA and UEFA. The ideal candidate will have strong experience in Java and Spring Boot, and a solid understanding of c ...

    Full Stack Java Engineer — Onsite in Glasgow (FTC)

    A leading tech consultancy in Glasgow is urgently seeking a Full Stack Developer. The role requires strong experience in Java and Spring Boot, along with proficiency in Docker and Kubernetes. Candidates should hold a Bachelor's degree in a related field and possess excellent problem-solving and communication ski ...

    Remote First Java Engineer Senior/Principal, Craft & Scale

    A technology company in the UK is seeking Java Software Engineers at Developer, Senior, and Principal levels to join cross-functional Scrum teams. The role emphasizes clean code, TDD, and collaboration within a remote-first environment. Successful candidates will work on complex software systems and enjoy signif ...

    Lead Frontend Engineer Java & Open Source (Private & FS)

    Overview Lead Frontend Engineer - Java & Open Source (Private & FS) at Version 1. This role involves leading frontend development efforts, collaborating with product, architecture, and UX teams, and guiding best practices across the team. Responsibilities Experience leading te ...

    Staff Backend Engineer (C++/Java/Go/Python/Typescript)

    Fastest Growing Start-up in the UK | Defence We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision-making technology. The company's founding team has a real pedigree, with backgrounds from the UK Special For ...

    Senior Java Engineer (Equinox) – Equity Derivatives Tech – VP

    For additional information, please review .**Senior Java Engineer (Equinox) – Equity Derivatives Tech – VP**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countr ...

    Senior Java Engineer (Equinox) – Equity Derivatives Tech – VP

    Senior Java Engineer (Equinox) – Equity Derivatives Tech – VP Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few c ...

    Backend Engineer – Java/Spring Boot & Python (Hybrid London)

    Methods Business and Digital Technology Ltd is seeking a Back-end Developer specializing in Java Spring Boot and Python to join their private sector team in London. This hybrid role requires 3 days on-site each week. The successful candidate will lead the rebuild of core architecture, optimize technical connecto ...

    Senior Java Engineer Real Time Football Backend (Hybrid)

    A leading sports technology company based in the UK is looking for a Senior Java Engineer to join their Football Squad. This role involves designing and developing scalable backend systems that power high-impact projects for FIFA and UEFA. The ideal candidate should have strong Java and Spring Boot experience, a ...

    On Site Full Stack Engineer — Java/C#, React

    NRG. in Newcastle upon Tyne is seeking a skilled software developer to contribute to digital product development. This fully office-based position requires solid commercial experience in object-oriented programming with languages like Java or C#, and familiarity with modern front-end frameworks such as React, An ...

    Full Stack Engineer React/Java for Enterprise Platforms

    Same platform, different brand. Your saved jobs and alerts as well as your log in details have moved with you. Maintain and enhance enterprise Java applications, including change requests,bug fixes, performance optimisation, and system stability improvements. Provide production support, i ...

    Java Full Stack Engineer Senior Consultant Digital Excellence

    ROLE DETAILS SBU - InventCU - Business TechnologyGlobal Grade - C YOUR ROLE Our Full Stack Engineers sit within Digital Excellence, part of the Business Technology practice in Capgemini Invent, which leads digital transformation projects across Capgemini. We are a new and ...

    Principal Java Engineer — Agile, CI/CD, Hybrid UK

    A leading software house in Manchester is seeking a Principal Java Developer to join their dynamic team. The role focuses on developing high-quality software and enhancing best practices within Agile methodologies. Candidates should have strong Java skills and be passionate about mentoring others. This position ...

    Senior Cloud Platform Engineer: Java, Hadoop, Spark, IaC

    Agile Labs specialises in custom software, mobile, and web application development for startups and enterprises. Untangle complex problems with our painless development approach. Skills Management skills In-depth knowledge of Hadoop, Spark, and similar frameworks In-d ...

    FX Risk Java VP Engineer – High Performance, Hybrid

    A leading global bank in Greater London is seeking an experienced FX Risk Java Developer. The role involves writing high-performance Java applications, managing risk calculations, and implementing efficient data structures. Candidates should have strong knowledge of Core Java, multithreading, SQL/No SQL database ...

    Senior Java Engineer: Scalable Quote API (Hybrid/Remote)

    A leading retail company is seeking an experienced backend developer proficient in Java to enhance their pricing service. You will design and implement robust systems for their internet-facing API, collaborating closely with product stakeholders. Ideal candidates should have a strong understanding of cloud platf ...

    Product Engineer — Java/Spring + Full Stack, Cloud‑Native

    A leading insurance corporation in Belfast seeks a Product Engineer who will design, build, and support innovative digital products. Candidates should have over three years of experience with Java Spring Boot and a strong understanding of full stack development and cloud technologies. The position offers a flexi ...

    Senior Java Back End Engineer AWS (Remote UK)

    A health tech company is looking for a senior software developer to enhance an AWS-based platform for sharing medical diagnostics. You will need a degree in Computer Science and strong skills in Java, as well as knowledge of AWS. The role emphasizes collaboration with stakeholders to define software requirements ...

    Junior Java Full Stack Engineer for Digital Transformation

    Capgemini is seeking a Junior Java Full Stack-Associate Consultant in London to drive digital transformation projects. The candidate will write clean code and collaborate in multi-disciplinary teams, translating client visions into innovative solutions using technologies such as Java, JavaScript, and Spring Boot ...

    Senior Platform Lead Engineer: Java/SpringBoot on GCP

    LinuxRecruit is seeking a Lead Developer in Greater London to spearhead the development of applications and APIs using Java within a SpringBoot framework on a GCP Platform. This role emphasizes leadership and mentoring junior developers, enabling personal and team growth in a dynamic and socially responsible env ...

    Product Engineer Java Spring Boot & Full Stack (Hybrid)

    A leading insurance firm in Northern Ireland seeks experienced Product Engineers with expertise in Java Spring Boot and Full Stack development. The role involves designing and building scalable digital products to protect families and their belongings. Candidates should have over 3 years of experience with moder ...

    Lead Java Engineer — Backend Architect for Risk Intelligence

    London Stock Exchange Group is seeking a Lead Java Engineer to join our Nottingham-based engineering team. In this hands-on role, you will design and develop high-performance Java services while applying Domain-Driven Design principles. You will collaborate closely with product managers and architects, ensuring ...

    Senior Java Engineer Real Time Football Backend (Hybrid)

    A leading sports technology company in the United Kingdom is seeking a Senior Java Engineer to develop and optimize backend services for football events. The role involves working in a collaborative, agile environment with a focus on performance and scalability. Candidates should have strong Java and Spring Boot ...

    Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

    An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

    Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

    An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

    Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

    An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

    Senior Java/Kotlin Engineer — AI Driven, Hybrid Role

    An innovative AI consulting partner in the UK seeks a skilled developer to join their agile team. The role involves developing RESTful Java APIs, collaborating with interdisciplinary teams, and advocating for best practices in software engineering. Ideal candidates will possess strong API development skills in J ...

    Senior Java Engineer for AI Driven APIs (Hybrid)

    An AI-native consulting firm in Manchester seeks a skilled developer proficient in Java API development. The successful candidate will collaborate with a team to create high-quality digital products, integrate third-party services, and mentor peers. The role emphasizes best engineering practices in a supportive ...

    Senior Java Backend Engineer for Scalable Quote API

    A leading retail company in London is seeking a Java engineer to enhance developer experience and modernise its core systems. You will work on building components for a significant transformation project, with responsibilities including CI/CD pipeline management and migration to cloud services. Ideal candidates ...

    Mobile & Web Engineer (Mid Level) | Java or Python

    A forward-thinking digital media company is looking for a talented Mid-Level Developer to join their dynamic team. Ideal candidates will have over 3 years of experience in Web and Mobile Development, with good knowledge of Java or Python, as well as experience in Android or iOS. Offering a competitive salary of ...

    Low Latency Java Engineer FIX Connectivity (Hybrid, Bonus)

    A global technology-driven financial services organisation is seeking an experienced Java Engineer in Belfast. This hands-on role focuses on designing and enhancing low-latency connectivity services for clients and internal systems. Candidates should have strong Java experience, exposure to electronic trading en ...

    Java Engineer for AI Driven Backend & Cloud Apps

    A leading technology consultancy in the UK is seeking a highly skilled Java Engineer with AI expertise to design and deploy intelligent applications. This role requires strong experience in Java, Spring Boot, and integrating AI technologies. The successful candidate will collaborate with teams to build RESTful A ...

    Data Security Backend Engineer Java/ UI Development Citi

    Job Overview Engineer the future of global finance. At Citi, our Tech team helps redefine finance. Every day $5 trillion cross our network across 180+ countries. We deploy advanced AI, shape global markets, and build systems that matter. As a Mid‑level UI Frontend Developer in the Identity Innova ...

    Cloud Native Full Stack Engineer — React/Java & AWS

    A leading investment platform in Manchester seeks a passionate Developer to design and build cloud-based applications. You will collaborate closely with the engineering team, ensuring high-quality solutions and best practices. Candidates should have strong skills in TypeScript, JavaScript, React, and experience ...

    Hybrid London: Senior Java Engineer, Low Latency Trading

    A leading financial technology firm in London is seeking Senior and Principal Java Developers to work on high-performance trading systems. Ideal candidates will possess strong Java skills and experience in low-latency applications. This hybrid role allows for both remote work and on-site collaboration in Canary ...

    Senior Java Rates Engineer Low Latency Trading (London)

    A leading financial technology firm based in London is seeking an experienced Senior Rates Developer for a 12-month contract. The role involves developing low-latency pricing components and enhancing trading workflows. Ideal candidates will have strong Java server-side development skills and experience in Rates ...

    Senior Python/Java Cloud Engineer — AI, AWS & RAG

    A global financial services leader in the UK is seeking a Senior Python Engineer to develop high-quality production code for cloud-based systems. This role involves optimizing AI-driven workflows and contributing to an agile team. The ideal candidate possesses advanced proficiency in Python and hands-on experien ...

    Senior Core Java Engineer – Scalable Trading Tech (Remote)

    A well-known trading firm in London seeks a Core Java Developer. Ideal for those passionate about engineering challenges and looking to make an impact on business functionality. Experience in Core Java and server-side multi-threaded Java is preferred. This full-time role allows for home work but requires presenc ...

    Senior Java Backend Engineer Hybrid, 6 Month Contract

    A tech recruitment firm in the UK is seeking an experienced Java Developer for a hybrid position, requiring one day per month in the London office. The role is an initial 6-month contract focused on developing and enhancing scalable backend systems. Candidates should have strong experience in Java, solid underst ...

    Full Stack Engineer (Java/TypeScript) to £100k ID47625

    Are you a Full Stack Engineer who leans towards the backend but enjoys seeing features come to life end to end? Do you want to build systems that operate at global scale, handling real-time demand and complex marketplace dynamics? Looking for a role where you can ship frequently, own your wor ...

    Backend Engineer (Java/Spring Boot) – Startup with Shares

    A fast-growing accounting-tech startup in the UK is seeking an experienced Backend Engineer to develop and maintain automation services. The ideal candidate has several years of backend experience, preferably in a startup, and is comfortable working both independently and in a team. Essential skills include Java ...

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      Java Software Engineer Cloudnative Microservices Devops Jobs in United Kingdom Job Search Guide, Trends and Insights