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Java Backend Engineer Spring & Kafka, Game Tools

Rockstar Games in Dundee is looking for a Java Backend Developer with over 3 years of experience. In this role, you will design and implement solutions to meet fast-paced game development challenges, collaborate with various technology teams, and develop a strong understanding of the systems used across Rockstar ...

Senior Java Microservices Engineer Spring Boot/Cloud

Synechron is looking for a Senior Java Developer in Sheffield, England to design and develop high-performance microservices. The role requires expertise in Java, Spring Boot, Spring Cloud, and experience with messaging systems like Solace PubSub+. Candidates should have a strong background in secure coding and f ...

Hybrid Java Engineering Lead – High Performance Security

CloudCo Solutions Ltd is seeking a Java Developer to take the lead on projects and develop high-quality software solutions. The role requires experience in designing secure Java solutions in complex environments and a commitment to engineering best practices. This position offers hybrid working, requiring at lea ...

Java Low Latency Engineer | FIX Connectivity | Hybrid London

SGI is seeking a Java Software Developer for a hybrid role in London, specializing in low-latency, high-throughput systems within financial services. Ideal candidates will have 4–10 years of experience in commercial software engineering, particularly with JVM-based systems and FIX Protocol. Responsibilities incl ...

Senior Kotlin Backend Engineer – Real Time FinTech (Hybrid)

Oliver Bernard is seeking a Senior Kotlin Developer for its London office, offering a competitive salary of up to £110,000. This hybrid role involves designing and building robust backend services using Kotlin and Java, deploying on AWS, and contributing to architecture decisions. Ideal candidates will have a st ...

Senior Full Stack Java Engineer: React, Microservices, Cloud

EC Markets LTD is seeking an experienced Full-Stack Developer to design and maintain scalable web and mobile applications. Responsibilities include developing responsive applications using React or React Native, building backend services with Java, and integrating front-end and back-end systems. Candidates shoul ...

Low Latency Java Lead Engineer for FinTech/Trading

HCLTech in Greater London is looking for a developer to lead the development and maintenance of low-latency Java applications. The ideal candidate has a Bachelor's degree in Computer Science or related field, proven experience in Java focusing on performance optimization, multithreading, and concurrent programmi ...

Front End JavaScript & AEM Developer (6 Month Contract)

Onyx-Conseil is seeking a Front End Java and HTML Developer for a 6-month contract in Brighton Sussex. The candidate must have strong experience in Java Script and be familiar with Agile development methodologies. Responsibilities include building and managing websites using the Adobe Experience Manager platform ...

Android Engineer – EdTech for Global Learning

Java Script Works is seeking a full-time Android Developer in London to develop mobile applications using Java and Kotlin. The ideal candidate will have experience in native app development for Android and/or iOS and will benefit from Dev-ops knowledge. The role involves contributing to the EdTech sector, focusi ...

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 ...

Senior Java Engineer Vehicle Telematics with AWS

Radius is looking for a Senior Java Developer to join their Vehicle Telematics team in Crewe. This role includes interpreting business requirements, developing solutions, and mentoring junior developers. Candidates should have 4+ years of core Java experience and familiarity with frameworks like Spring and Hiber ...

Senior Java Architect Hybrid Role in London

A global digital engineering provider is seeking a seasoned Java Developer for a hybrid role in London. The successful candidate will work on complex applications, leading initiatives and mentoring peers. Responsibilities include designing Java and Python systems, collaborating with international teams, and ensu ...

Senior Kotlin Backend Engineer – Real Time FinTech (Hybrid)

Oliver Bernard is seeking a Senior Kotlin Developer for its London office, offering a competitive salary of up to £110,000. This hybrid role involves designing and building robust backend services using Kotlin and Java, deploying on AWS, and contributing to architecture decisions. Ideal candidates will have a st ...

Senior Java Engineer Vehicle Telematics with AWS

Radius is looking for a Senior Java Developer to join their Vehicle Telematics team in Crewe. This role includes interpreting business requirements, developing solutions, and mentoring junior developers. Candidates should have 4+ years of core Java experience and familiarity with frameworks like Spring and Hiber ...

Senior Java Engineer: Hybrid Cloud & AI Solutions

IBM is seeking a Senior Java Developer based in Greater London to support our Public Sector and Defence clients. The role involves designing and developing high-quality applications using Java/JEE and modern web technologies. You will be responsible for integrating systems, applying best practices like TDD, and ...

Senior Java Microservices Engineer Spring Boot/Cloud

Synechron is looking for a Senior Java Developer in Sheffield, England to design and develop high-performance microservices. The role requires expertise in Java, Spring Boot, Spring Cloud, and experience with messaging systems like Solace PubSub+. Candidates should have a strong background in secure coding and f ...

Senior Java Lead – Microservices, Hybrid in Sheffield

A global managed services and consulting firm is seeking a Senior Java Developer to manage a team and develop end-to-end solutions. This role requires expertise in Java and microservices, alongside proficiency with Docker and Kubernetes. The candidate will lead deliverables within a collaborative environment, fo ...

Java Software Engineer: AI Driven Innovation & Ownership

NRG. is looking for a Java Software Developer to join their growing team in the United Kingdom. This position offers real ownership over development processes and a path to senior technical leadership. You will enhance core web applications and integrate AI tools into workflows. Responsibilities include maintain ...

Java Engineer for Sports Betting Hedge Fund — London

A leading technology firm in London is looking for a Java Software Developer to join a mid-senior level team in an exciting sports betting startup. The successful candidate will collaborate closely with quantitative researchers and talented engineers to build data integrations and support trading models. Ideal a ...

Senior Full Stack Software Engineer (Java / React )

Senior Full Stack Software Engineer (Java / React) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agi ...

Senior Lead Java Engineer: Cloud Native Microservices

A leading global financial institution seeks a Senior Lead Software Engineer to deliver cloud-native solutions and enhance their digital banking experience. The successful candidate will develop secure, scalable applications and support products through their entire lifecycle. Ideal applicants have extensive Jav ...

Hybrid Full Stack Engineer: Java & Spring Boot

A digital consultancy is seeking a Full Stack Software Engineer specializing in Java and Spring boot. The role is hybrid remote, requiring occasional client office visits in the UK. Ideal candidates should have 3 years of experience, proficiency in CI/CD tools, and eligibility for SC Clearance. This position off ...

Remote Java Full‑Stack Engineer | Microservices & Cloud

A technology consulting firm is seeking an IT Delivery Consultant with a strong background in microservices development, particularly using Java (Spring Boot). This full-time role is primarily remote, offering a salary of £55,000 per annum plus additional benefits. Candidates should be eligible for SC Clearance ...

Senior Product Development Lead Remote (Java & AWS)

Brightwork Limited seeks a Product Development Lead for a UK Remote position. You will define the technical direction and oversee the architecture of their advanced workforce management platform. Responsibilities include leading the development lifecycle with emphasis on Java 23+, Spring Boot, and AWS services. ...

Senior Java Engineer Remote/Hybrid, Space Software

Bright Ascension Ltd in the United Kingdom seeks an experienced Senior Java Engineer to contribute to product development within a hybrid working environment. This role involves designing and developing new software products while adhering to best coding practices. The ideal candidate has at least 5 years' exper ...

Java & Angular Software Engineer — DevOps & CI/CD

CAPGEMINI is looking for a hands-on technical expert to deliver projects in a true DevOps manner. The role entails writing code, building automation tools, and maintaining a lean mindset to build reliable services. Experience with JavaScript/Typescript, Angular, and knowledge of Continuous Integration/Delivery i ...

Java Software Engineer — Immediate Spring Boot Contract

TrueNorth® is seeking a Java Software Engineer for immediate contract opportunities in the United Kingdom. The role focuses on developing Java applications using Spring Boot and working with microservices. Ideal candidates should have knowledge of Kafka and TDD, with experience in the public sector preferred. Th ...

Senior Delivery Lead: AI & Enterprise Java Projects

Luxoft is seeking an experienced IT Delivery Manager in the United Kingdom to lead various enterprise Java-based delivery projects, including emerging AI initiatives. This role requires strong delivery ownership, stakeholder management capabilities, and the ability to understand architecture and engineering chal ...

Java Security Engineer Enterprise Finance & IAM Expert

E-Solutions is seeking a Java Security Engineer with at least 7 years of hands-on experience in the Java enterprise environment. The ideal candidate will have experience with Agile methodologies, enterprise financial solutions, and be proficient in Java SE/JEE and TypeScript. Strong communication skills and the ...

Senior Java Architect AWS, High Performance Apps

LA International Computer Consultants Ltd is seeking a Java Technical Architect to lead the design and development of scalable, high-performance applications. The successful candidate will possess strong technical leadership skills and deep expertise in Java and AWS. This is a contract role offered in the United ...

Java Software Engineer — Spring, Cloud, Microservices & DevOps

A tech consulting firm based in the United Kingdom is seeking a hands-on technical expert to deliver projects in a DevOps manner. Candidates should possess strong skills in Java, Spring framework, and experience with containerization tools like Docker or Kubernetes. A passion for quality code and security cleara ...

Senior Java Backend Engineer – Remote, Oracle/SQL

A global technology business is seeking a Java Developer (Backend) for a fully remote position. The role involves developing and improving a logistics platform while collaborating with engineers and testers. Candidates should have strong Object-Oriented development skills and SQL experience, with knowledge in un ...

Lead Java Engineer — Architecture, Cloud & CI/CD

A leading consultancy firm in the UK is seeking a Lead Software Engineer - Java. In this role, you will lead a team, design and develop high-quality software solutions, and ensure best practices in software development processes. The ideal candidate should have extensive experience in full-stack development and ...

Vice President, Fullstack Software Engineer (Java/React)

**About this role** **About this role** Are you interested in building innovative technology that shapes the financial markets? Do you like working at the speed of a startup, but want to solve some of the world’s most complex problems? Do you want to work with, and learn from, hands-on leaders ...

VP, Senior Full Stack Engineer (Java & Angular)

**About this role** Are you interested in building innovative technology that shapes the financial markets? Do you like working at the speed of a startup, and tackling some of the world’s most interesting challenges? Do you want to work with, and learn from, hands-on leaders in technology and finance?<b ...

Data Security Backend Engineer Java/ UI Development

**_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 can match. From deploying advanced AI to helping shape global markets, we bu ...

Remote Java Engineer for NHS Cloud & AWS

Brio Digital is seeking experienced Java Developers to support a major NHS digital programme. You will design, build, and deliver high-availability digital solutions within the NHS. Responsibilities include maintaining Java applications, deploying cloud-native solutions with AWS, and collaborating with technical ...

Lead Java Engineer — Architecture, Cloud & CI/CD

A leading consultancy firm in the UK is seeking a Lead Software Engineer - Java. In this role, you will lead a team, design and develop high-quality software solutions, and ensure best practices in software development processes. The ideal candidate should have extensive experience in full-stack development and ...

Java Security Engineer Enterprise Finance & IAM Expert

E-Solutions is seeking a Java Security Engineer with at least 7 years of hands-on experience in the Java enterprise environment. The ideal candidate will have experience with Agile methodologies, enterprise financial solutions, and be proficient in Java SE/JEE and TypeScript. Strong communication skills and the ...

Principal Full Stack Engineer (Java,React,LLMs)

We’re hiring a Principal Full-Stack Engineer to join one of the largest banking institutions in the U.S. - a highly complex, high-impact environment where engineering decisions truly matter. This role is ideal for someone who combines deep backend expertise in Java with strong frontend capabilities in ...

Principal Full Stack Engineer (Java,React,LLMs)

We’re hiring a Principal Full-Stack Engineer to join one of the largest banking institutions in the U.S. - a highly complex, high-impact environment where engineering decisions truly matter. This role is ideal for someone who combines deep backend expertise in Java with strong frontend capabilities in ...

Contract Senior Software Engineer (Java or Python)

Contract Senior Software Engineer (Java or Python) | Inside IR35Contract length: 6 months (with potential to extend)Location: LondonWorking Environment: On-siteYou will be joining a private ...

Lead Test Engineer Microservices Java SC CLeared

Lead Test Engineer - Inside IR35 - £600 to £640 per day via umbrella - 12-month contract - SC Clearance is essential (Experience in driving or supporting transformation from monolithic systems to distributed micro-services architectures in Java - is essential) <l ...

Senior Java Engineer: Spring Boot, Microservices & Mentorship

TPXimpact | B Corp™ is seeking a Senior Software Engineer to design, develop, and deploy high-quality software solutions in the UK. The successful candidate will lead complex projects, mentor junior engineers, and optimize CI/CD pipelines. Experience with Java, Spring Boot, and a strong grasp of Agile practices ...

Principal Full Stack Engineer (Java,React,LLMs)

We’re hiring a Principal Full-Stack Engineer to join one of the largest banking institutions in the U.S. - a highly complex, high-impact environment where engineering decisions truly matter. This role is ideal for someone who combines deep backend expertise in Java with strong frontend capabilities ...

Lead Software Engineer (Java, Spring Boot, Microservices)

Lead Software Engineer (Java, Spring Boot, Microservices) Join to apply for the Lead Software Engineer (Java, Spring Boot, Microservices) role at TPXimpact | B Corp Lead Software Engineer (Java, Spring Boot, Microservices) 1 day ago Be among the fir ...

Lead Java Engineer Real Time Trading Systems

A leading electronic trading firm in the London Area is seeking a Lead Software Engineer to design high-performance trading solutions for front-office teams. You will work closely with exceptional engineers in a fast-paced environment committed to innovation and career progression. The company offers a competiti ...

Senior Software Engineer Contract (Java, Spring Boot)

Futureheads Recruitment | B Corp™ is seeking experienced Senior Software Engineers for multiple contracts across public sector organisations in England. Responsibilities include designing and enhancing scalable digital services, developing backend systems using Java and Spring Boot, and integrating APIs and micr ...

Platform Engineer: Backend Java for Data Fabric

A leading consultancy firm is looking for a Backend Java Developer for a hybrid role in London. You will build core backend services for a Data Fabric platform, implementing rule engines and working with SQL parsing and distributed data systems. Ideal candidates should have strong experience in Java (17/21), Spr ...

Senior Java Trading Systems Engineer Low Latency

A leading financial services provider is seeking a Senior Java Developer to design and implement low-latency trading system components. This role requires deep expertise in Java, real-time systems, and distributed messaging technologies. The ideal candidate will be responsible for optimizing mission-critical tra ...

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