186,664+ Cloudnative Java React Engineer Jobs in UK — Top Companies Hiring June 2026

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Software Engineer (Java / C++)

Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, colour, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other stat ...

Senior Software Engineer (Java)

About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our ...

Senior Java Engineer – Telford

Senior Java Engineer – Telford Reference Code: -en_GB Contract Type: Permanent Professional Communities: Software Engineering About the job you’re considering Capgemini are recruiting highly skilled Senior Engineers to join their dynamic team, delivering solutio ...

Senior Java Backend Engineer

As a Senior Java Backend Engineer at Spica, you will help shape the services, integrations, and platform foundations behindGemEx, our workplace experience platform used to connect people, buildings, data, and workplace technology. This is a senior engineering role with real influence: you will design resil ...

Senior Software Engineer (Java)

Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions. **Role Overview** TP ICAP are looking for a Senior Java Developer delivering low‑latency, highly available trad ...

Software Engineer (JAVA / C++)

A superb opportunity for a dynamic Software Engineer to become and key player in a rapidly expanding company. A genuinely friendly and enjoyable working environment, reporting into a Manager that wants to help you succeed! You will receive the best product training available and be heavily supported throughou ...

Software Engineer (Java Backend)

About ARQ ARQ is one of the fastest‑growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, ...

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 ...

Java Engineer: IG Prime

Java Engineer – IG Prime We’re IG Group, a FTSE100 FinTech company that builds mobile, web and desktop platforms for institutional trading. Our products enable clients to trade stocks, shares, leveraged products, futures, options and crypto, and millions of traders rely on our infrastructure. ...

Senior Java Software Engineer

About the role As a Senior Java Software Engineer II, you will build capabilities to support scientific researchers through the process of submitting the research for publication. We are continually evolving our technology in response to researchers’ needs and to the ever‑changing technical landsc ...

Java / Senior Software Engineer

Vertex Solutions is a specialist technical recruitment company which works with some of the Europe's brightest and most innovative technology companies within Research, Development and Science. Since 1997, we have helped to build talented teams of Engineers (Software, Hardware and IT/Network Support) and s ...

Mid Java/Clojure Engineer

About the Role:Grade Level (for internal use): 09The Team: OTC Derivatives Data provides consistent and reliable curve and volatility data for over-the-counter derivatives in support of trading, research, valuation and independent price verification. As a Java/Clojure Engineer, you'll work closely ...

Senior Software Engineer (Java)

hackajob is collaborating with Kainos to connect them with exceptional professionals for this role. Join Kainos and Shape the Future At Kainos, we’re problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether we’re transforming digital service ...

Lead Java Modernization Engineer

Salary: £75,000 - 80,000 per year Requirements: Solid experience in Java development with significant, demonstrable experience in Spring Boot and microservices architecture, including production ownership. Proven experience building applications that consume Azure-na ...

Principal Engineer (AWS & Java)

Requirements Extensive experience as a Principal Engineer, or equivalent senior technical role on large‑scale, production systems Deep, hands‑on expertise in Java (Java 11+ preferred), including JVM behaviour, concurrency, and performance optimisation Strong, practical e ...

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 ...

Java Software Engineer UK

Job Description Design, develop, and maintain backend services using Java 17/21+. Build scalable and resilient applications using Spring Boot and Spring Framework. Develop and consume RESTful APIs with proper design standards (HATEOAS, versioning, etc.). Architect a ...

Senior Java Engineer (Contract)

We are recruiting for a Senior Java Engineer for a contract role to start ASAP.On-site: 2 dpw in BradfordKey skills: strong experience in Java and comfortable with TDD (test-driven development).Who We Are:AND Digital are a tech company focused ...

Senior Software Engineer (JAVA)

Behavox is a cloud-native AI company providing an integrated controls platform for global banks, asset managers, hedge funds, private equity firms, insurance businesses, and commodity firms. The platform unifies communications and trade surveillance, compliant archiving, policy management as well as front- ...

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 Java, ...

Mid Java/Clojure Engineer

About the Role Grade Level (for internal use): 09 The Team OTC Derivatives Data provides consistent and reliable curve and volatility data for over-the-counter derivatives in support of trading, research, valuation and independent price verification. As a Java/Clojure Engineer, ...

Senior Java Backend Engineer

£65,000–£90,000 | Hybrid Working | Enterprise SaaS | Modern Java | Cloud-Native Platform We’re working with an established software company that develops enterprise SaaS products used by organisations to manage connected workplaces, operational data and smart building technology. As the platf ...

Senior Digital Engineer (Java)

Salary: £55,000 - 95,000 per year Requirements Hands‑on experience building and maintaining cross‑platform mobile applications using React Native. Strong backend development experience using Java and Spring, including working with large or mature codebases. < ...

Senior Java Software Engineer

Ocho Belfast, Northern Ireland, United Kingdom Senior Java Software Engineer This range is provided by Ocho. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. (New Cloud Security company that recently set up in Belfast with 14 ...

Senior Java Software Engineer

Senior Java Software Engineer – Pricing API Location: London, UK (Onsite – 5 Days Per Week) Contract Type: Contract (6 Months) IR35 Status: Inside IR35 Start Date: Immediate Overview A leading retail and technology organisa ...

Software Engineer (Java Mid)

Title: Java Software Engineer (Mid-Level)Location: Hybrid, 3 days a week in Manchester, 2 day remoteSalary: From £50,000Who we are:interactive investor is an award-winning investment platform ...

Senior Software Engineer (Java)

The TP ICAP Group is a world leading provider of market infrastructure.   Our purpose is to provide clients with access to global financial and commodities markets, ...

Java Software Engineer – Manchester

Java Software Engineer – Manchester Reference Code: -en_GB Contract Type:Permanent Professional Communities: Software Engineering Job Description Job Description – Grade Specific Is fully competent in its own area and has a deep understanding of relate ...

Senior Software Engineer (Java)

About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our p ...

Principal Software Engineer Java

Internal use only - Grade EAbout us.We’re the team behind digital retailer .Our purpose, helping families get more out of life, powers everything we do.</ ...

Principal Java Engineer Retail

At Mindera, we craft software with people we love. We’re looking for a Principal Java Engineer with strong Retail experience who can join our crew!Please note: This is a six month contract that sits outside IR35. You will be required to work in Paddington 3 days a week.What does the role invo ...

Java Software Engineer – Bristol

Job Description Java Software Engineer – BristolWe urgently require a strong Java developer with very good experience working in an agile environment with some experience with Micro Services for a contract assignment in Bristol.Must have at least 5 years’ experience ...

Senior Java Engineer (Contract)

We are recruiting for a Senior Java Engineer for a contract role to start ASAP.On-site: 2 dpw in BradfordKey skills: strong experience in Java and comfortable with TDD (test-driven development).Who We Are:A ...

Lead Software Engineer Java

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorgan Chase within the Markets - Prime Finance Services, you are an integral part of an agile team that works to enhance, build, and deliver trusted m ...

Java Engineer – Equity Vol

Salary: £130-150k base, circa £180-220k TC Summary:Fantastic opportunity for a Java developer with outstanding communication skills to join one of the world’s most prestigious hedge funds. Come and be a part of the firm’s continued success by developing/maintaining real-time eq ...

Principal Java Engineer Retail

At Mindera, we craft software with people we love. We’re looking for a Principal Java Engineer with strong Retail experience who can join our crew!Please note: This is a six month contract that sits outside IR35. You will be required to work in Paddington 3 days a week.<st ...

Software Engineer (Java / C++)

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s large ...

Senior Digital Engineer (Java)

About the Role A Senior Digital Engineer at Love2shop, you will play a key role in designing, building, and maintaining digital products that power our customer experiences across web and mobile. You'll work at the intersection of engineering excellence, customer centric design, and help us deliver reliable, int ...

Java Software Engineer (Energy Sector)

Get AI-powered advice on this job and more exclusive features. This range is provided by Dexter Talent. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Dexter Talent Do ...

Senior Developer

Salary: £60,000 - 75,000 per year Requirements Proven experience as a Senior Software Engineer Proven technical background using C#, Java, or Golang Strong technical background with React, Angular, and TypeScript Willingness to learn new skills, ...

Senior Full Stack Engineer — Growth‑Focused UI (React/React Native)

Dex is seeking a Senior Full-Stack Engineer to join a small, senior product engineering squad focused on enhancing user growth and experience in their B2B marketplace for second-hand clothing. The role involves owning user-facing features, rebuilding core product experiences, and working with technolog ...

Backend Software Engineer Java Kotlin AWS in London client server

Introduction In this role, you will have the autonomy to choose the right tool for the job and introduce emerging technologies. Technologies: API AWS Backend Java JavaScript Kotlin PostgreSQL Python ...

Senior Java Software Engineer — REST, SQL & Enterprise Java

Energy Jobline CVL is seeking an experienced Senior Software Engineer to join their established team in Central Newbury. The position requires delivering high-quality software to meet business and customer needs, including developing applications and providing support. Successful candidates will have a ...

React Developer

Overview We’re looking for a React Developer with some C# experience (commercial or from personal projects) to join a collaborative, fast-moving software engineering team. This is an excellent opportunity for a mid-level+ frontend/full stack engineer who is expanding into f ...

Front End Engineer

Front End Engineer My client, a large consultancy, is in need of a Front End Engineer for a 6 month contract inside IR35 based in Bristol offering 2 days per week remote but requiring 3 days per week on-site. The ideal candidate will have strong experience in React, JavaScript/TypeSc ...

Backend Software Engineer

Software Engineer – Java 21, SpringbootUp to £550 per day (Inside IR35)London / Remote6 monthsMy client is an instantly recognisable consultancy who require a strong Backend Software Engineer with deep expertise in Java (Spring Boot) to join a large-scale, business‑critical microservi ...

Backend Software Engineer

Software Engineer – Java 21, SpringbootUp to £550 per day (Inside IR35)London / Remote6 monthsMy client is an instantly recognisable consultancy who require a strong Backend Software Engineer with deep expertise in Java (Spring Boot) to join a large-scale, business‑critical microservi ...

Senior Java/AWS Developer

Senior Java/AWS Developer – Leeds, UK We are looking for a Senior Java/AWS Developer with 7+ years of experience to join our team in Leeds. The role requires SC eligibility (SC not required) and an AWS DevOps Engineer Professional (or above) certification. This is a contract position with 3 days ...

React Developer

React Developer – 6-Month Contract (Outside IR35) Location: Fully Remote (UK-based applicants only) Are you a seasoned React Developer looking for an exciting opportunity to make a real impact? Join a high-growth fintech company that is revolutionising the way busine ...

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