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    Senior Java Backend Engineer | Enterprise Platform Leader

    A global financial services organisation is seeking a Senior Java Engineer to contribute to a vital enterprise platform. This hands-on role involves not only development but also shaping technical standards and collaborating with senior engineers to enhance platform quality. Ideal candidates should have strong e ...

    Senior Lead Backend Engineer — Java & Kotlin (Fintech)

    A leading financial services firm in Greater London is seeking a Senior Lead Software Engineer. The successful candidate will drive innovative product solutions while prioritizing collaboration and diversity in a tech-driven environment. Responsibilities include developing scalable and secure code, problem-solvi ...

    Senior Backend Engineer: Java, Spring Boot, Kubernetes

    A prominent tech consulting firm is seeking a Senior Software Developer to join their dynamic team. You will work on digital solutions that meet GDS standards and be involved in Agile product development. The ideal candidate has extensive knowledge in Java, Docker, and Kubernetes, with experience in leading team ...

    Platform Backend Java Engineer (Hybrid, Fixed Term)

    A tech consulting firm seeks a Backend Java Developer in Birmingham to build core backend services for a Data Fabric platform. Candidates should have strong experience with Java, Spring, and SQL transformations. This role involves working on data governance and performance-oriented backend solutions, ideally in ...

    Java Software Engineer | Spring Cloud, TDD, Remote

    Join a forward-thinking company as an Intermediate Java Software Engineer, where you will be part of a dynamic team dedicated to creating innovative software solutions. This role offers the chance to expand your technical skills while working on exciting projects that drive customer success. You will leverage yo ...

    Java Backend Engineer: Data Security & Cloud Microservices

    A global financial institution in Belfast is seeking a Mid-level Java Developer responsible for designing and implementing microservice applications using Java and Spring Boot. The position emphasizes automation and efficiency in financial processes, with opportunities for learning in a flexible hybrid working e ...

    Java Backend Engineer Real Time Sports Platform

    A leading sports technology company in Greater London seeks a passionate Software Engineer (Java) to build innovative solutions that engage sports fans. The role involves developing high-quality Java applications, collaborating with cross-functional teams, and enhancing skills in a supportive environment. Key sk ...

    Senior Java Engineer: Cloud Native & DevOps Innovator

    A leading technology consulting firm is looking for a skilled Senior Java Developer for a dynamic environment in Farnborough, UK. The role requires expertise in modern Java development, cloud-native technologies, and CI/CD pipelines. As part of the team, you will develop applications and engage in project delive ...

    Senior Java Engineer — Scale High‑Performance Apps

    A leading financial markets infrastructure and data provider in the UK is establishing a talent community for Senior Java Engineers in London and Nottingham. This role emphasizes designing scalable Java applications, engaging with innovative technologies, and contributing to impactful solutions. Ideal candidates ...

    Senior Java Engineer — BSS/OSS & Microservices Mentor

    A leading software company in Greater London is looking for a Senior Developer to join its Software Engineering team. The role involves technical design, development of BSS/OSS products, and mentoring junior developers. The ideal candidate will have extensive experience in Java technologies and a strong grasp of ...

    Senior Java Engineer Cloud Native AWS Backend

    Do you enjoy designing and building scalable backend systems in the cloud - with Java at the core and AWS powering it all? My client is looking for a Senior Java Engineer to join a highly capable engineering team working on modern, cloud-native systems. This role ...

    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 ...

    Software Engineer III Backend Engineering Java/Kotlin

    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 - all in an environment that nurtures skills and helps you realize your potential. Our team is key to ou ...

    Platform Backend Java Engineer (Hybrid, Fixed Term)

    A leading consultancy firm seeks a Backend Java Developer in Birmingham to build core backend services for data access governance. The role involves heavy lifting with Java (17/21), Spring, and SQL planning. As part of a hybrid team, you will implement policies and work on high-throughput services. Strong hands- ...

    Senior Java Engineer Cloud Microservices (Hybrid London)

    A leading consultancy based in the UK seeks an experienced Senior Java Developer for a 12-month contract to work on critical cloud-native platforms. This hybrid role involves designing high-performance Java microservices and event-driven architectures utilizing Kafka and AWS. Ideal candidates should have substan ...

    Backend Engineer (Golang/Java) – Hybrid Cloud Platform

    A Cloud Security Platform provider based in Belfast is seeking a Backend Engineer with experience in Golang and Java to manage short-life projects from design to deployment. You'll collaborate with other teams, conduct performance analyses, and focus on cloud platforms like AWS and GCP. This hybrid role requires ...

    Platform Backend Java Engineer (Hybrid, Fixed Term)

    A technology consulting company is seeking a Backend Java Developer to build core backend services in a hybrid role based in Birmingham. You will implement policy engines for data governance and work with distributed data platforms. The ideal candidate has strong Java and Spring experience, expertise in SQL pars ...

    Senior Java Engineer Remote UK, Scale & Impact

    A leading educational technology company is seeking a Senior Software Engineer to join their Integrations team. This role offers the opportunity to work remotely or from Newcastle, UK. The candidate will be responsible for developing critical integrations and in-house applications. Candidates should have 5+ year ...

    Real Time Payments Engineer (Java, Spring, Kafka)

    A leading technology firm in Greater London is looking for an experienced Software Engineer to develop innovative solutions in the real-time payment processing sector. The ideal candidate will have expertise in Java, experience with reactive programming using the Spring framework, and be familiar with Agile meth ...

    Data Security Backend Engineer Java/ UI Development

    Responsibilities Design, develop, and maintain high-quality, responsive, and performant user interfaces using TypeScript, React.js, and modern frontend technologies. Implement state management solutions (e.g., Redux, Redux Toolkit) to ensure scalable and maintainable application s ...

    Java & Clojure Platform Engineer for Derivatives Data

    A leading financial data provider in London is seeking a Java/Clojure Engineer to develop and enhance software applications. You will work closely with analysts, improving platform infrastructure and ensuring high standards of performance and security. Candidates should have a Bachelor’s degree in Computer Scien ...

    Senior Java Engineer — Equity Derivatives Risk & Pricing

    A global hedge fund in London is seeking a skilled Java Developer with a strong background in Equity Derivatives. The successful candidate will design and implement robust risk systems while maintaining high-performance applications using Java and Spring Boot. Familiarity with containerization and cloud computin ...

    Java Software Engineer – Greenfield Trading Platform (London)

    A dynamic sports betting startup in London is seeking Java Software Developers to join their innovative team. The role involves working with quantitative researchers and talented engineers to build data integrations and support systematic trading models. Candidates should have at least 3 years of Java developmen ...

    Backend Engineer (Kotlin/Java) Remote Healthcare SaaS

    A leading healthcare technology provider is seeking a remote Backend Developer proficient in Kotlin and Java. The ideal candidate will collaborate with cross-functional teams to design backend services and APIs, ensuring quality and reliability. Candidates should have at least 5 years of relevant experience, a b ...

    Senior Java Backend Engineer — Cloud Native & AWS

    A leading technology consultancy is seeking a Senior Backend Engineer to design and develop cloud-native solutions using Java and Spring Boot. The ideal candidate will contribute to high-impact platforms for Tier 1 financial institutions, ensuring agile development practices and secure deployments. This role is ...

    Java Backend Engineer Cloud Native & Scalable Systems

    A technology company in Northern Ireland is seeking a passionate Backend Engineer to join their engineering group. The ideal candidate will have at least 3 years of experience in Java development and be capable of delivering robust backend solutions. Responsibilities include architecting backend services and sup ...

    Equities Front Office Tech Engineer Java & FIX

    A leading financial services firm is seeking a developer to work on key projects for their Equities business in London. This role involves supporting front-office trading teams and local middle office functions, along with developing applications critical to client reporting and trading operations. The ideal can ...

    Senior Java Engineer – Real‑Time Payments (Hybrid)

    A leading payments consultancy in London is seeking a Principal Software Engineer to design scalable, high-availability systems. You will work with Java 17+, Spring WebFlux, and Kafka in a hybrid environment, contributing to real-time transaction solutions for major global banks. Ideal candidates have strong exp ...

    Senior Java Engineer | Enterprise APIs, Kafka & Cloud

    A leading financial institution in Leeds is seeking a Senior Software Engineer to design and build high-quality Java applications. This role involves working in an agile team, ensuring software meets performance standards, and mentoring juniors. Candidates should have strong experience with Java, Spring framewor ...

    Senior Backend Engineer — Java, Cloud, Remote‑First

    A leading travel technology company is seeking a Senior Software Engineer with strong Java proficiency to join their team. This role offers a flexible remote-first working environment and the opportunity to work on innovative travel solutions. Ideal candidates will have experience in backend development and coll ...

    VP, Low Latency FX Trading Engineer (Java)

    A prominent financial firm is seeking an Electronic FX Strategist to drive FX market making and algorithmic trading development. You will collaborate with teams in London and Singapore to provide innovative solutions for clients in a dynamic environment. Candidates should have strong Java skills, financial marke ...

    Junior Java Engineer — Shape Digital Solutions & Growth

    Ernst & Young Advisory Services Sdn Bhd in Belfast is looking for a Junior Java Engineer to join their Digital Engineering team. The role involves coding backend developments, quality assurance, and collaborating with product teams. Candidates should have a Bachelor’s degree in Computer Science and at least 2 ye ...

    Senior Java Engineer Build Secure Risk Platforms

    London Stock Exchange Group is seeking a Senior Software Engineer to develop technology platforms in London, focusing on Java and agile methodologies. The position requires 3-6 years of software engineering experience, deep knowledge of Java, and strong communication skills. The role offers opportunities for per ...

    Java Software Engineer Cloud, AI & Research Impact

    Elsevier in Greater London is seeking a Software Engineer to enhance the quality of scientific research. As part of an Agile team, you will design and develop cloud-hosted applications while collaborating with stakeholders. The ideal candidate has proficiency in Java, JavaScript or TypeScript, and is familiar wi ...

    Senior Java Engineer, Equinox Platform Lead (Hybrid)

    Citigroup Inc. is looking for a Senior Java Engineer in Greater London to drive innovation in the Equinox team within Equity Derivatives Tech. This role involves architecting solutions, collaborating with stakeholders, and mentoring junior engineers. You will work with technologies such as Java, REST APIs, and C ...

    Senior Java Engineer Fixed Income Trade Processing

    Citigroup Inc. in Belfast is looking for a Senior Software Engineer (Java) to join their Global Fixed Income Trade Processing Team. The successful candidate will have over 5 years of core Java experience and a deep understanding of software development fundamentals, as well as expertise in Spring Framework and m ...

    Senior Java Engineer Low Latency Trading Systems

    Grid Dynamics Holdings is looking for Senior and Principal Java Developers with strong Java expertise and experience in low-latency systems. You will work on critical applications that demand high performance, scalability, and reliability within a motivated team. The role involves writing and tuning high-perform ...

    Junior Java Engineer — Flexible Backend & Digital Solutions

    EY is seeking a Junior Java Engineer to join their Digital Engineering team in Belfast. The role involves designing and delivering backend solutions, coding new developments, ensuring code quality, collaborating with product teams, and managing live incidents. Applicants should have a Bachelor's degree in a rela ...

    Java Backend Engineer Spring Boot | Cloud & Microservices

    NextWave Consulting Ltd is seeking a Software Engineer in London, UK to build and enhance backend services for a modern Data Fabric platform. The role requires 2-5 years of experience with Java and Spring Boot, and will involve working collaboratively in an agile team. You will be responsible for the design, dev ...

    Java/Kotlin Software Engineer – AVP (Developer Enablement)

    We’re looking for an enthusiastic & talented server side engineer to join one of our high‑impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement, a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast, like ...

    Java Backend Engineer (DV Cleared) – Secure Microservices

    Addition Solutions LTD is looking for a Java Developer to build secure, high-performance backend systems supporting national security and intelligence programs. You'll design and develop robust Java-based backend services, work with microservices and RESTful APIs, and tackle complex data challenges. This role re ...

    Senior Java Cloud Native Modernisation Engineer (Azure)

    Experis is seeking an experienced engineer in Wembley, UK, with over 10 years in Java development and expertise in Spring Boot microservices. The ideal candidate should have strong Azure integration skills, a solid understanding of CI/CD processes, and a commitment to automated testing. Responsibilities include ...

    Senior Java Engineer: Hybrid Cloud & AI Solutions

    IBM is seeking a Senior Java Developer in Leicester to support Public Sector and Defence clients by designing and building applications using Java/JEE. You will develop application features, integrate systems, and utilize best engineering practices including dependency injection and CI/CD. Ideal candidates will ...

    Real Time Rates Risk Engineer (Java, Hybrid)

    Citigroup Inc. is looking for a Senior Developer to join their Tech team in London. The role focuses on designing and implementing critical features for Real Time Pricing and Risk applications. Candidates should have extensive experience in Java development, understanding of Agile practices, and familiarity with ...

    Cloud Java Engineer for Scientific Knowledge Sharing

    Elsevier in Oxford is looking for a Software Engineer to enhance capabilities supporting scientific research. This role involves designing and deploying cloud applications, collaborating with stakeholders, and embracing Agile practices. The ideal candidate should have experience with version control, IDEs, and A ...

    Senior Java Engineer – Equities Trading Platform (Hybrid)

    Citi is seeking a motivated software engineer for the Equities Technology team in London. This role involves collaborating with engineers and delivering technical solutions for trading applications, requiring strong knowledge in Java and experience in agile development. Candidates should have 6-10 years of relev ...

    Backend Engineer III Java, Spark, Databricks API

    RELX in Greater London is searching for a Software Engineer III with around 3 years of experience in backend development, especially in Java and RESTful APIs. This role involves implementing Scala/Spark pipelines for metric computation and contributing to Java-based backend services. With a focus on working effe ...

    Real Time Java Engineer for Liquidity & Kafka

    JPMorgan Chase & Co. is looking for a Software Engineer II in Bournemouth, United Kingdom, to enhance the Global Liquidity and Cash Management Technology team. The ideal candidate will have formal Java training, experience with Java 17+, and modern testing tools, along with strong interpersonal skills. Responsib ...

    Backend Software Engineer Java Kafka Tech Consultancy

    Backend Software Engineer / Developer (Java Kafka) London / WFH to £90 ...

    Senior Backend Engineer (Java/Spring) Cloud & Microservices

    A leading investment platform in the UK is seeking a Senior Application Software Engineer to design and build highly scalable applications in a hybrid workplace. The ideal candidate will have proven experience in Java development, cloud architecture, and a strong background in financial services. Responsibilitie ...

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      Contract Full Stack Java Engineer React Python Jobs in United Kingdom Job Search Guide, Trends and Insights