50,297+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Software Development Engineer (Java & AWS), Ring

Ring is looking for a passionate and talented Software Development Engineer who will help us create the next generation of apps, and services. You will be responsible for developing cloud services and applications that interact seamlessly with our devices and delight our customers. In this role, you will work cl ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Principal AI Software Engineer (Java, Scala)

We offer a flexible working policy that supports a healthy balance between personal and professional wellbeing. This role requires in-office presence on Tuesdays & Thursdays to collaborate, connect, and learn from peers - while also maintaining the flexibility for meaningful work-life balance.Being ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Misys Technical Consultant with Java – Birmingham

Job Description Misys Technical Consultant with Java – Birmingham We are looking to recruit a Misys Technical Consultant with at least 2 years experience of working with the Misys Trading Portal. In addition you must have the following development and support skills: ...

Intermediate Software Engineer – Java, DevOps & AI

Description We are looking for an Intermediate Java Developer to join our engineering team. This role is suited to a proficient engineer who can deliver high-quality software, take ownership of features, and contribute to continuous improvement within their squad. Department: Insurance Re ...

Java Backend Engineer Microservices & Kafka (Onsite)

Sivara GmbH in Burgess Hill is seeking a talented Java Backend Engineer for a permanent full-time role. The successful candidate will have a strong background in Java, especially with Java 8 and Spring Boot, and will work three days a week onsite in our Burgess Hill office. This role involves building ...

Equities Risk Software Engineer (Java, Concurrency)

hackajob is partnering with Barclays to find an Equities Risk Software Engineer in London. You will develop resilient Java services that support critical risk functions. The role demands strong Java fundamentals and experience in containerized environments, ensuring high performance under market stress. < ...

Senior Quant Trading Engineer Java & Crypto

Quant Capital is urgently hiring for a Senior Software Engineer specializing in Quant Trading based in London, United Kingdom. The role offers a competitive salary range of £150,000-200,000, plus a bonus of £50,000-80,000. The position focuses on developing top-tier trading systems for a leading player ...

Global Java Backend Engineer — Scale & Performance

JINGDONG RETAIL (UK) LIMITED is seeking an experienced Java software engineer to develop software services for Joybuy across Europe. This role emphasizes system performance, scalability, and integration within a dynamic international environment. The candidate should have at least 3 years of Java and S ...

Strategic Solution Architect Java & API Design

Blackapple Solutions LLC is seeking a Solution Architect for a permanent position at NIIT Technologies, located in Crawley, England. The ideal candidate will have at least 3 years of experience in application architecture and Java design, with strong communication skills to convey technical issues effectively ...

Senior Java Engineer: FX Payments & Microservices

A leading global financial services firm located in Greater London is seeking a software engineer to join their agile team. The ideal candidate will leverage their skills in system design and application development while contributing to diverse and inclusive culture. With a focus on high-quality code, the role ...

Senior Java Engineer Equities Platform Lead

A global financial services firm is seeking a Lead Software Engineer to create and support innovative software solutions for their Equity Derivatives platform. The ideal candidate will have strong expertise in Java, Spring Boot, and JavaScript frameworks, with a focus on agile team collaboration. You'll work wit ...

Senior Backend Engineer Fintech, Java/Kotlin

Lead Software Engineer - Backend Engineering - Java/Kotlin LONDON, LONDON, United Kingdom Job Information Job Identification Job Category Software Engineering Business Unit Corporate Sector Posting Date 01/14/2025, 08:19 AM Locatio ...

Java Trading Platform Engineer — Flexible Hours

Job Search Place Limited is seeking a Java Software Engineer specializing in Systematic Trading in Greater London. In this role, you will develop core aspects of an execution platform that impacts trading performance, collaborating closely with traders and researchers to enhance system reliability and perform ...

Java Trading Engineer High Impact Platform

Overview Vertus Partners is looking for a Java Software Engineer specializing in Systematic Trading in Greater London. In this role, you will develop core aspects of an execution platform that impacts trading performance. You'll collaborate closely with traders and researchers to improve system re ...

Senior Software Engineer (C++, Go, Java)

Senior Software Engineer (C++, Java or Go) Overview Ocho is delighted to be exclusively partnering with our client to recruit a Senior Software Engineer into one of the most successful and fastest-growing technology divisions within a global software organisation. Thi ...

Java Backend Engineer Cloud & Distributed Systems

Job DescriptionMy client, a global technology company specialising in secure communications and enterprise software solutions, is hiring a Backend Software Engineer to join an established engineering team based in Belfast. This is an exciting opportunity to work on business-critical backend ...

Engineering Manager Java, Spring & AWS (London)

Sivara GmbH is hiring a Software Engineering Manager for their London office located at White Collar Factory. This permanent hybrid role requires three days in the office and emphasizes leadership in coaching engineers and influencing architectural decisions. The ideal candidate should have experience ...

Tech Lead Java, Microservices & Cloud Modernization

Eurofins CDMO Alphora Inc is seeking a Tech Lead – Java based in the United Kingdom to take charge of the end-to-end technical design and development of enterprise-scale applications. The candidate will lead significant modernization initiatives while ensuring delivery excellence through collaboration with cr ...

Secure Java Backend Engineer (HSM & DevSecOps)

Cognitive Group | Part of the Focus Cloud Group is seeking a Security focused Java Software Engineer in Glasgow, UK. You'll design and build secure backend services for critical cryptographic platforms, working closely with engineering and security teams. The ideal candidate should possess strong skill ...

Java Distributed Systems Engineer — Scale & Performance

Apple Inc. in London seeks a talented Software Engineer to join the Apple Services Engineering team. You will be at the forefront of building and improving critical services for Apple Music and more, impacting millions of global users. The position requires strong Java skills and experience in distribu ...

Senior Java Software Engineer Payment Schemes

Hybrid Working We have a Hybrid approach to working here at Starling - our preference is that you're located within a commutable distance of one of our offices so that we're able to interact and collaborate in person. Engineering Environment Starling engineers are excited about ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. We’re a fully licensed UK bank with the culture and spirit of a fa ...

Backend Engineer (Java/Python) – Linux, Aerospace

ALTEN is seeking a Backend Software Engineer to join their London team. You will design and support high-reliability software platforms for complex systems. Responsibilities include developing backend components and collaborating on operational subsystems. The ideal candidate has expertise in Java and ...

Software Development Engineer (Java & AWS), Ring

Description Ring is looking for a passionate and talented Software Development Engineer who will help us create the next generation of apps and services. You will be responsible for developing cloud services and applications that interact seamlessly with our devices and delight our customers. </p ...

Java Backend Engineer Cloud & Distributed Systems

Job Description My client, a global technology company specialising in secure communications and enterprise software solutions, is hiring a Backend Software Engineer to join an established engineering team based in Belfast. This is an exciting opportunity to work on business-critical backend syst ...

Senior C++/Java Engineer – Systems & Mentoring

London Stock Exchange is seeking a senior engineer for the design and development of high-quality software solutions using C++ and Java. This role emphasizes hands-on engineering and collaboration with cross-functional teams to enhance solution delivery. The ideal candidate will have over 8 years of ex ...

Senior Software Engineer Java Streaming Connectors

Senior Software Engineer - Java Streaming - Connectors United Kingdom (Remote) About ClickHouse Recognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast-growing private cloud companies. With more than 3,000 customers and ARR that has grown ...

Senior Java Backend Engineer Cloud Security

Join an innovative startup in the cloud security sector as a Java/Golang Engineer, where you'll develop groundbreaking products and tackle complex engineering challenges. With a dynamic and collaborative work environment, this is your chance to be part of a rapidly growing company that values creativity and inno ...

Senior Software Engineer II (Java/ Spring)

Senior Software Engineer II (Java / Spring) Are you passionate about building scalable, high-performance data-driven applications? Do you enjoy turning complex datasets into robust, reliable systems that deliver real business impact? About the team The Search and AI Platform is ...

Senior Java Backend Engineer Leeds Based

At Rockstar Games , we create world‑class entertainment experiences. By joining our team, you will contribute as Senior Software Engineer (Java) to some of the most rewarding, large‑scale creative projects in the entertainment medium. We foster an inclusive, highly motivated environment where you ca ...

Java Engineer Microservices, AWS & Kubernetes (Hybrid)

A leading tech company in Greater London is seeking an experienced Java Engineer for a 6-month hybrid contract. This role involves designing scalable backend systems and working with modern tools like AWS and Kubernetes. The ideal candidate has strong Java and Spring Boot experience, along with a passion for TDD ...

Senior Software Engineer, Investments Platform (Java)

hackajob is seeking a Product Manager to help develop a new financial management network. You will prioritize customer needs and define the product's features and technical foundation. The ideal candidate will have a strong product mindset, excellent communication skills, and experience in web applicat ...

Real Time Java Engineer – Hybrid London

Hunter Bond is seeking a skilled Java Engineer to join their engineering team and assist in developing high-performance data distribution infrastructure. This role involves designing and building scalable backend systems that manage large volumes of real-time data. The ideal candidate will enjoy solvin ...

Java & Clojure Platform Engineer (OTC Derivatives)

S&P Global, Inc. is looking for a Java/Clojure Engineer to enhance applications and work with data specialists. You will develop software, improve user experience, and ensure system scalability. The ideal candidate has a Bachelor's degree in Computer Science with experience in Java platforms, and is wi ...

Java Backend Engineer Camunda & Workflow Orchestration

DCV Technologies is seeking Java Developers at mid to lead level in Burgess Hill, UK, for a hybrid role involving backend engineering and workflow orchestration. Ideal candidates will have 4-10 years of experience, particularly in enterprise environments. The role emphasizes Java backend expertise and ...

SDET Automation Engineer – Java/Selenium, Agile

Difrent is seeking an Automation Tester (SDET) in Newcastle upon Tyne to join their dynamic team. The role involves working on exciting digital projects, specifically within the healthcare and government sectors, using Agile methodologies. Applicants should have hands-on experience with Selenium and Cu ...

Java SDET for Digital Banking Platform

Vertex Solutions International Ltd in Greater London is looking for a Software Developer in Test for an exciting Financial Service project. This role combines software development and test automation, contributing to the development of a new digital bank. Candidates should have a strong developing back ...

Remote Automation Test Engineer (Java/Selenium)

Inspired Thinking Group in Birmingham is seeking a highly talented Automated Tester to join their Digital Engineering team. This role involves crafting and enhancing automation suites for enterprise-level applications, collaborating with cross-functional teams to resolve issues and improve quality. The ...

Senior Java Engineer Lead & Innovate Solutions

Recruit4Mum is seeking a competent Java Software Engineer in Manchester. The role involves deep knowledge in programming and the capability to lead software design and development activities autonomously. Candidates must demonstrate proficiency in addressing project challenges and motivating team members. </p ...

Java Engineer: Real Time Data Platform

Hunter Bond is seeking a Java Engineer in London to join a fintech technology company that is rapidly scaling. You will design and develop systems for high-performance data distribution and work on solving complex challenges in distributed systems. This position offers the chance to work on scalable ba ...

Senior Java Tech Lead Microservices & Oracle

Nexify Infosystems is seeking an experienced Java/Microservices Tech Lead for a contract role in Glasgow. This position offers a unique opportunity to balance hands-on coding with leadership responsibilities, guiding a development team in employing best practices and ensuring technical excellence. The ...

Senior Java Engineer Identity & Authentication Platform

Please sign in or create a new user account. If your login information is displayed below, then you are already logged in. Login Email: Password: Remember me Uncheck if on a public computer Recaptcha requires verification. I'm not a robot This site is exceeding reCAPTCHA Enterprise ...

Lead Java & Cloud Modernisation – Glasgow/Remote

Harvey Nash Group is seeking a Development Team Lead for an initial 6-month contract in Glasgow/Remote. The role involves providing technical leadership and mentoring within an established team focused on modernizing customer accounts and meeting legislative needs. Applicants should possess extensive e ...

Java Backend Engineer — Scalable Data Platform

InfoSum is seeking a Java Engineer based in Basingstoke, UK, to design and maintain scalable backend systems for its data collaboration platform. This role involves working with cross-functional teams and requires strong expertise in Java and backend development. The ideal candidate will have 3+ years ...

Java Trading Engineer — High Impact Platform

Vertus Partners is looking for a Java Software Engineer specializing in Systematic Trading in Greater London. In this role, you will develop core aspects of an execution platform that impacts trading performance. You'll collaborate closely with traders and researchers to improve system reliability and perform ...

FX eTrading Java Engineer VP Level

A leading global bank in Greater London seeks a qualified individual for FX trading systems implementation. The role involves collaborating with trading and quant teams to design system architecture, alongside hands-on technical implementation. Key skills required include a strong understanding of FX, low-latenc ...

Java AI Engineering Lead – FinTech (Hybrid)

A leading FinTech company in London is looking for a Software Engineering Lead (Java AI) to manage a team of nine engineers. In this hybrid role, you will use AI tools to enhance the software development lifecycle, while providing technical leadership and mentorship. The company offers a salary up to £140k, a ra ...

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