Backend Java Engineer Jobs in London, UK

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Backend Java Engineer

AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies.Our Contingent Workforce Solutions (CWS) is one of our serv ...

Backend Java Engineer

AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies.Our Contingent Workforce Solutions (CWS) is one of our s ...

Backend Java Engineer

Software Engineer (Java) Are you passionate about building software solutions that engage millions of sports fans worldwide? Do you want to work in a collaborative environment, building cutting‑edge technology that powers web and native applications across the sports industry? If so, we w ...

Senior Backend Java Engineer

Job Description Scroll down for a complete overview of what this job will require Are you the right candidate for this opportunitySenior Backend Java Engineer Rate: £500 - £575 a day pay inside Location: Remote, with expectations to attend onsite meetings when required (1-2 a mont ...

Principal Backend Engineer (Java)

Principal Backend Engineer - Java Location: London (Hybrid) | Type: Permanent The Role Capco is growing our Engineering team - and we're looking for experienced Principal Backend Engineers with strong Java skills and a passion for delivering innovati ...

Senior Backend Java Engineer

Job Description Scroll down for a complete overview of what this job will require Are you the right candidate for this opportunitySenior Backend Java Engineer Rate: £500 - £575 a day pay inside Location: Remote, with expectations to attend onsite meetings when required (1-2 a mont ...

Senior Backend Engineer Java

Power the platforms behind modern finance. Shape cloud‑native solutions with Java at their core. The Role We’re seeking a Senior Backend Engineer (Java) to join our Technology & Engineering team. You’ll bring expertise in building robust, scalable, cloud‑native applications using ...

Software Engineer (Java Backend)

Join to apply for the Software Engineer (Java Backend) role at Nevis About Nevis Nevis is building the world’s first AI wealth management platform. In just 9 months, Nevis has grown to have over $50 billion of assets under management on its platform and is on track to have ...

Staff Backend Engineer (Java)

About ZepzZepz is the group powering two leading global remittance brands: WorldRemit and Sendwave. Since 2010, we have been disrupting an industry previously dominated by offline legacy players with our relentless focus on reducing the cost of remittances and increasing safety and ...

Staff Backend Engineer (Java)

About ZepzZepz is the group powering two leading global remittance brands: WorldRemit and Sendwave. Since 2010, we have been disrupting an industry previously dominated by offline legacy players with our relentless focus on reducing the cost of remittances and increasing safety and ...

SC Cleared Java Backend Engineer

A leading technology firm in the United Kingdom seeks a talented Software Engineer to develop high-quality, scalable services using modern Java frameworks. This role involves API development and contributing to cross-functional engineering initiatives. The ideal candidate will have strong skills in Java, RESTful ...

Backend Java Engineer – Hybrid (UK)

Engine by Starling is seeking Backend Software Engineers to develop features for the Engine Platform, enhancing banking experiences. The role embraces a hybrid working model, and welcomes engineers at all levels. Responsibilities include contributing to internal tools and building features from the ground up whi ...

SC Cleared Java Backend Engineer

A leading technology firm in the United Kingdom seeks a talented Software Engineer to develop high-quality, scalable services using modern Java frameworks. This role involves API development and contributing to cross-functional engineering initiatives. The ideal candidate will have strong skills in Java, RESTful ...

Backend Java Engineer – Hybrid (UK)

Engine by Starling is seeking Backend Software Engineers to develop features for the Engine Platform, enhancing banking experiences. The role embraces a hybrid working model, and welcomes engineers at all levels. Responsibilities include contributing to internal tools and building features from the ground up whi ...

Java Backend Developer

# Java Backend Developer,November 30, 2025### Job Description**On behalf of our client, we are seeking a Java Backend Developer – London, UK (Full-Time Permanent Role).**Our client, a fast-growing technology organisation, is looking for a skilled Java Backend Developer to build secure, scalable backend services ...

Java Backend Lead

Eeze is a Malta-based, technology-driven company that has been developing world-leading online gaming platforms and solutions since 1999. Underpinned by a history that directly interconnects with the rise of online gambling, the company has been a key pioneer within the international market. Over the years ...

Senior Software Development Engineer (Java Backend)

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.Why Join Us?</b ...

Senior Java & AWS Backend Engineer Healthcare

A leading healthcare technology firm is seeking a Java and AWS Developer in London to build secure, scalable cloud-based services for medical researchers. The role involves working with Java-based microservices on AWS, ensuring data security, and obtaining compliance with healthcare standards. The ideal candidat ...

Senior Java & Kotlin Backend Engineer (Microservices)

A leading global workforce solutions company in Greater London is seeking a Java & Kotlin Developer with 5 to 7 years of experience. This role involves developing scalable backend solutions using Microservices, Spring, and Spring Boot. Responsibilities include writing efficient code, collaborating with teams, an ...

Cloud Native Backend Engineer (Java/Kotlin)

A global finance leader is seeking a Back-End Engineer in Greater London to design cutting-edge cloud-native microservice architecture applications. Successful candidates will deliver robust technical solutions using Java and Kotlin while collaborating in a dynamic, agile team. Applicants should have experience ...

Senior Backend Software Engineer Java/Spring

A technology solutions provider in the UK is seeking a Senior Software Developer to join their multi-disciplinary team. The ideal candidate will have strong Java skills, experience in Agile environments, and a passion for improving user outcomes. Responsibilities include developing digital solutions and leading ...

Senior Java Backend Engineer — Hybrid London

A fast-growing technology organisation in London is seeking a skilled Java Backend Developer for a full-time permanent role. You will design and maintain backend services and APIs, focusing on security and scalability. The ideal candidate has over 4 years of experience with Java and expertise with Spring Boot. T ...

Backend Engineer — Java/Kotlin, Cloud & Microservices

A leading financial services firm in Greater London is seeking a Back-End Software Engineer to deliver innovative solutions in a collaborative environment. You will design and implement cloud-native applications using Java/Kotlin, focusing on providing an outstanding banking experience. The ideal candidate will ...

Senior Java Backend Engineer Banking SaaS

Starling is looking for a Backend Software Engineer to work on its Engine platform. Located in Greater London, the role involves building new features for banks globally. You will lead projects within an engineering-led team and contribute to an award-winning SaaS platform. A hybrid working model allows for coll ...

Senior Java Backend Engineer: Scalable Microservices

Vallum Associates is seeking an experienced Backend Developer in Greater London. You will develop high-performance APIs and work on a micro-service-based code-base for corporate trading. Responsibilities include designing scalable architectures, optimizing database performance, and contributing to the technical ...

Senior Backend Engineer—Java, Cloud Microservices

JPMorgan Chase is looking for a Software Engineer III to join their International Consumer Bank team in London. This role involves developing cutting-edge cloud-native applications while ensuring reliable and secure systems. Candidates should have a solid background in Java, cloud technologies, and a passion for ...

Java Backend Engineer Spring Boot & Microservices

A London-based trading company is seeking an experienced Java Engineer to join their technology team on an initial 6-month contract. The role focuses on backend development using Java and Spring Boot, building scalable services, and collaborating with various teams. Ideal candidates will have Java expertise, exp ...

Senior Java Backend Engineer – Multithreading & Caching

Senior Java Developer - Multithreading/caching - sought by leading investment bank based in London - Contract *inside IR35 - umbrella* Key Responsibilities Develop and maintain high‑performance backend services for complex dat ...

Java Backend Engineer – Incident Response & Reliability

A technology solutions firm in Greater London seeks a skilled 3rd Line Back End Developer to tackle complex issues in live systems. The role requires a strong background in Java and server environments, with responsibilities that include diagnosing defects, developing solutions, and collaborating with various te ...

Java Backend Engineer Hybrid (London/Bristol)

A leading IT consultancy in the UK is seeking a Java Backend Engineer to build and maintain backend components for modern digital services. This role offers the chance to work with technologies like Java 8+, Spring Boot, and microservices in a collaborative, Agile environment. Ideal candidates will have strong e ...

Senior Backend Engineer Contacts Platform (Java)

A global technology company is seeking a Senior Software Engineer II for the Contacts Team in Greater London. The role involves driving technical solutions for recipient management in a collaborative agile environment. Candidates should possess strong Java experience and a proven record with distributed systems. ...

Java Backend Engineer Production Reliability & Debugging

A technology services company in the UK is seeking a 3rd Line Back End Developer. This role involves investigating and resolving live system defects, developing and deploying fixes using Java, and collaborating with other teams to improve stability. The ideal candidate should have experience in supporting produc ...

Principal Backend Engineer – Java, Hybrid London

A leading Fintech disruptor in Greater London is seeking a Principal Backend Engineer to lead architectural design and hands-on development. This role is crucial for driving the technical roadmap and mentoring the engineering team. The ideal candidate will work on greenfield projects, building scalable microserv ...

Senior Java & AWS Backend Engineer Healthcare

A leading healthcare technology firm is seeking a Java and AWS Developer in London to build secure, scalable cloud-based services for medical researchers. The role involves working with Java-based microservices on AWS, ensuring data security, and obtaining compliance with healthcare standards. The ideal candidat ...

Senior Java & Kotlin Backend Engineer (Microservices)

A leading global workforce solutions company in Greater London is seeking a Java & Kotlin Developer with 5 to 7 years of experience. This role involves developing scalable backend solutions using Microservices, Spring, and Spring Boot. Responsibilities include writing efficient code, collaborating with teams, an ...

Backend Engineer: Java & .NET, Cloud & Kafka

Sky UK Limited is seeking a Software Engineer based in Greater London to work in a collaborative delivery team. This role involves building and supporting cloud-based services that enhance Sky’s Group Content Platform. Ideal candidates should have experience with Java (Spring) and .NET (C#), along with SQL and N ...

Principal Java Engineer Football Backend (Hybrid)

Hawk-Eye Innovations in the UK is seeking a Principal Java Engineer to join its Football Squad. The successful candidate will develop and optimize backend services, participate in design decisions, and work on projects for FIFA and UEFA. Ideal candidates will have expertise in Java 17+, Spring Boot, and AWS, alo ...

Java AI Engineer: Scalable Backend & ML

A technology consultancy in Greater London is seeking a skilled Java Engineer with AI expertise to design and deploy intelligent applications. This role combines backend engineering and AI, requiring strong experience in Java, Spring Boot, and microservices. Responsibilities include integrating AI/ML models and ...

Senior Backend Engineer, FinTech Payments (Java)

A leading financial technology company based in the UK is seeking a backend engineer to join its newly-formed Acquiring Platform team. This role focuses on developing infrastructure for merchant payment solutions, including integrations with popular payment methods like Google Pay and Apple Pay. Ideal candidates ...

Senior Backend Engineer, Contacts Platform (Java)

A global technology company is looking for a dedicated backend engineer to join their team in London. You will drive the technical vision for the backend solution powering the recipient management product, collaborating with an agile team focused on delivering top-notch customer experiences. The ideal candidate ...

Backend Engineer (Java) Up to £60k

Hybrid-Remote: City of London (1-2 days per week) Did you know conditions like Dementia and Parkinson’s disease affect millions globally, yet care is still largely reactive? We’re working with a pioneering startup changing that. This team is building the world’s most advan ...

Java Engineer: Secure Backend & Intelligence Analytics

A leading technology company is seeking a Java Engineer to join their Security and Intelligence consulting team based in Greater London. The successful candidate will design, develop, and maintain secure, high-performance backend systems, including microservices and APIs. This role demands strong Java skills and ...

Senior Backend Engineer, Payments Platform (Java)

A global technology company in Greater London is seeking a backend developer for its Acquiring Platform team. The role involves building infrastructure for merchant payment systems and integrating various payment methods like Google Pay and Apple Pay. Candidates should have strong proficiency in backend programm ...

Senior Java Backend Engineer – Data Platform

A leading technology firm in the United Kingdom is seeking a Senior Backend Developer to support a data platform programme for a global financial services organisation. The successful candidate will design and implement backend services, ensure high levels of automated testing, and integrate with various systems ...

Backend Java Engineer – Data Fabric Platform

A leading consulting firm is looking for a Backend Java Developer specializing in Data Fabric and Platform Engineering. The role involves building core backend services in Java and implementing deterministic policy engines for data governance. Ideal candidates will have strong Java and SQL expertise along with e ...

Senior Software Engineer: Backend & Microservices (Java)

A leading EdTech company based in London is seeking a Senior Software Engineer to design and build scalable systems. In this role, you'll work on backend architecture, APIs, and data systems while collaborating with a global engineering team. Ideal candidates should have strong experience with Java, Python, and ...

Senior Java Backend Engineer Banking SaaS

Starling is looking for a Backend Software Engineer to work on its Engine platform. Located in Greater London, the role involves building new features for banks globally. You will lead projects within an engineering-led team and contribute to an award-winning SaaS platform. A hybrid working model allows for coll ...

Senior Java Backend Engineer: Scalable Microservices

Vallum Associates is seeking an experienced Backend Developer in Greater London. You will develop high-performance APIs and work on a micro-service-based code-base for corporate trading. Responsibilities include designing scalable architectures, optimizing database performance, and contributing to the technical ...

Principal Java Engineer Football Backend (Hybrid)

Hawk-Eye Innovations in the UK is seeking a Principal Java Engineer to join its Football Squad. The successful candidate will develop and optimize backend services, participate in design decisions, and work on projects for FIFA and UEFA. Ideal candidates will have expertise in Java 17+, Spring Boot, and AWS, alo ...

Backend Engineer: Java & .NET, Cloud & Kafka

Sky UK Limited is seeking a Software Engineer based in Greater London to work in a collaborative delivery team. This role involves building and supporting cloud-based services that enhance Sky’s Group Content Platform. Ideal candidates should have experience with Java (Spring) and .NET (C#), along with SQL and N ...

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