178,380+ Cloudnative Java React Engineer Jobs in UK — Top Companies Hiring July 2026

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Senior Java/FIX Developer

Job Title: Senior Java Developer (FIX Protocol) Location: London (Hybrid – 3 days onsite, 2 days WFH) We are seeking an experienced Java Developer with strong FIX Protocol expertise to join a high-performing technology team supporting electronic trading and connectivity plat ...

Lead Java Developer (VP)

Job Overview 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 sh ...

Full stack Java Developer

Desirable Criteria Agile, full stack development experience covering primarily either ReactJS/MEAN frameworks for UI and/or NodeJS framework for microservices development. Dev-ops experience and development automation. Unit and functional test automation and delivery. </ ...

Experienced Backend Java Developers

Overview 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 ...

Lead C++ / Java Developer

Role Summary The Lead Software Engineer is a hands‑on individual contributor responsible for designing, building, and operating mission‑critical FX market infrastructure and matching platforms using C++ and Java. The role focuses on low‑latency, high‑throughput distributed systems with strict ava ...

Full Stack Java Developer

Salary: £? - ? per year Requirements: Proven experience as a Full Stack Developer or Software Engineer at junior or senior level Strong backend development expertise in Java, Python, or Go Strong frontend/UI development experience Experience bui ...

Full Stack Java Developer

Work mode: Fully onsite; Contract duration: 12 months; Location: Basildon. Job Details Role Title: Full Stack Java Developer Role Purpose Design, develop, and scale Spring Boot microservices supporting MRV/MRD workflows. Build secure, well designed REST API ...

Java Developer (Career Progression)

Java Developer At a Glance Java developer role open to junior through to mid-level candidates Core stack: Java, with exposure to modern frameworks and tooling Belfast-based hybrid working £35,000 to £45,000 Exclusive to Ocho People - this ro ...

Rapid Application Developer JAVA

Rapid Application Developer - JAVA London | Permanent Contract | Hybrid Margo is a Tech Native consultancy covering high value-added IT expertise for the market finance industry. We believe that the smart alliance between complex IT topics and the finance area brings the most chal ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Backend Data Engineer High Scale Java & Data Infrastructure

Glassbox is seeking a highly skilled Backend Data Developer to join our Data Core Team. The role focuses on building the foundational infrastructure for our high-scale distributed product. Ideal candidates will have over 6 years of Java backend development experience and be familiar with data technologies lik ...

Senior Java & Spring Boot Engineer – Hybrid (UK SC Eligible)

SF Partners is seeking an experienced Java Developer for a leading business based near the West Midlands. The role offers hybrid and semi-remote working opportunities, paying between £55,000 - £70,000 base depending on experience, plus bonus and benefits. Eligibility for Security Clearance is essential ...

Senior Software Engineer

Role: Senior Software Engineer Location: Milton Keynes (2-3 days on-site per week) Salary: £60,000 - £75,000 Summary An exciting opportunity to join an experienced team with responsibility for elements of a significant public sector deployment of IT solutions and systems e ...

Senior Software Engineer

Role: Senior Software Engineer Location: Milton Keynes (2-3 days on-site per week) Salary: £60,000 - £75,000 SUMMARY An exciting opportunity to join an experienced team with responsibility for elements of a significant public sector deployment of IT solutions and systems e ...

Senior Java Quant Trading Engineer: Low Latency, High Impact

A leading Quant Trading firm in London is seeking a Senior Java Developer to design and build low-latency trading systems. You will work with traders and quants to optimize performance and tackle complex engineering challenges in a fast-paced environment. The ideal candidate has expert-level Java skills, proven ...

Senior Staff Engineer (Scala/Java) – Hybrid AI Scale up

Morson Human Resources Limited is seeking a Senior Staff Engineer (Scala or Java) in Manchester. This role offers the chance to lead engineering efforts within a dynamic AI technology scale-up. Your responsibilities will include mentoring engineers, defining engineering strategies, and driving software ...

Software Engineer

MPA are partnering with an elite Canadian tech firm expanding into Belfast to hire a hands-on Software Engineer to build and scale enterprise-grade cloud, API, and data systems. This role is ideal for engineers who thrive on solving complex, production-scale challenges, from streaming pipel ...

Sr. Software Engineer (Full stack)

We believe “It’s all about the user. All of them.” We’re passionate about providing a seamless one-stop experience for business travelers, no matter how they travel, where they stay, or where they’re going. We are looking for a Sr. Full-Stack Engineer to lead the design and development of mission-c ...

Senior Java Developer in Manchester Cathcart Technology

Minimum Qualifications 4+ years of experience with backend software development Strong Java skills with a curiosity for learning new tools and practices Advocate for clean code, test-driven development (TDD), and Agile methodologies Experience with cloud-nat ...

Senior Software Engineer in Warwick Skewb

Key Responsibilities Develop software for mobile and desktop applications in React and Node. Utilise AWS cloud technology to deliver CI/CD effectiveness. Maintain standards across all coding practices. Experienced working within Agile development environments. ...

Senior Fullstack Engineer (Rapid delivery) in London Blink The Employee App

Experience and Skills Experience with Docker and Kubernetes. Familiarity with Grafana and other monitoring tools. Prior experience with Scala and Java is an advantage. Job Description ...quick (small) features. Within this team of 4-5 members, you will ...

Test Engineer Active eDV Clearance

Test Engineer About the Role We're looking for a talented Test Engineer to join a collaborative, cross-functional engineering team working on high-impact, complex systems. You'll play a key role in ensuring quality is built into every stage of delivery - helping shape testing st ...

Senior TypeScript Engineer | Developer Tools & UI Infrastructure | London

Senior Frontend Systems Engineer (TypeScript) – UI Frameworks | London £150,000 – £200,000 + pension, private healthcare, gym membership, hardware budget London (Hybrid – 2 days WFH) Most frontend roles sit on top of frameworks. This one builds them. ...

Principal Software Engineer

Are you an experienced Principal Software Engineer looking to work on cutting-edge technology and make a meaningful impact on users' daily lives in the medical field? If so, we invite you to apply below. As the Principal Software Engineer, you'll bring a wealth of cloud-native expertise, taking on t ...

Principal Software Engineer

Raytheon UK have a full time, permanent opportunity for a Principal Software Engineer to join our team on our Manchester or Gloucester sites within a hybrid working pattern. As Principal Software Engineer, you have the opportunity to focus on technical work or have a mixture of technical fo ...

Principal Software Engineer

Overview Raytheon UK have a full time, permanent opportunity for a Principal Software Engineer to join our team on our Manchester or Gloucester sites within a hybrid working pattern. As Principal Software Engineer, you have the opportunity to focus on technical work or have a mixt ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you are an integral part of the team that is responsible for managing and facilitating the onboarding process for clients using the Financial Information Exchange (FIX) protocol. This role typically involves working closely ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Lead Software Engineer Java/Python Risk Data Platform & Strategy

Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collaborative environment where yo ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Java Lead Software Engineer — Digital Markets Execution Technology, Execute

As a Lead Software Engineer at JPMorganChase within Digital Markets Execution Technology, Execute, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you a ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Lead Software Engineer Java/Python Risk Data Platform & Strategy

Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collaborative environment where yo ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Java Lead Software Engineer — Digital Markets Execution Technology, Execute

As a Lead Software Engineer at JPMorganChase within Digital Markets Execution Technology, Execute, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you a ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

Java Full Stack Engineer (DV Cleared) Consultant Digital Excellence

This job is with Capgemini, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.At Capgemini Invent, we believe difference drives change. As inventi ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

OverviewSenior Software Engineer (Rust, C++, Java, Go or Python)Software EngineeringUp to £150k base + meaningful equityLondonSenior Software Engineer - Rust, C++, Java or Python - London - Up To £150k base + meaningful equityAre you excited by solving t ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

Senior Software Engineer (Rust, C++, Java, Go or Python)Software EngineeringUp to £150k base + meaningful equityLondonSenior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equityAre you excited by solv ...

Senior Low Latency Engineer (Java/C++/Rust) Hybrid London

Citibank (Switzerland) AG is seeking a Senior Low Latency Engineer in London to lead applications systems analysis and programming. This role will focus on low-latency systems and application framework engineering, requiring hands-on experience with Java and algorithmic trading technologies.The success ...

Senior Lead Software Engineer Java/Scala, Spark, Big Data

As a Senior Lead Software Engineer at JPMorgan Chase within the Corporate Technology - Liquidity Risk line of business, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Drive significant bus ...

Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you are an integral part of the team that is responsible for managing and facilitating the onboarding process for clients using the Financial Information Exchange (FIX) protocol. This role typically involves working close ...

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