50,344+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Principal Engineer (Backend focus Java)

Job Description: Principal EngineerRole Title: Principal Engineer (Tech Lead)Location: London (Hybrid - 3 days per week)Reporting to: Delivery Lead / Client Services DirectorCore Tech: Java, React, AWSWho We AreWe’re on a mission to close the worl ...

Java Solution Architect Insurance Sector

Lead and oversee the development of complex solutionsAI focused roleAbout Our ClientOur client is in the Insurance sector and is looking to grow their team with a Java Solution Architect. This is a hybrid role with 1-2 days a week in London.Job Description</ ...

Lead Software Engineer Java, AWS

Join us and take your career to new heights as a Lead Java Software Engineer. You’ll have the opportunity to influence major technology decisions and mentor talented engineers. We value your expertise and encourage you to push boundaries, solve complex challenges, and grow professionally. Our team thrives on ...

Java Technical Specialist (Low Latency)

Java Technical Specialist (Low Latency)At a GlanceSenior individual contributor role in a high-growth prediction markets trading firmCore stack: Java, Kafka, Aeron, FIX Protocol exchange and clearing infrastructureSalary: £80,000 - £95,000 ...

Inspiring Computing Teacher Java & Python

Perham Education Partnership in Greater London is seeking an Innovative Computing Teacher to join their outstanding team. The ideal candidate will have experience in teaching programming languages like Java and Python, along with strong interpersonal skills to engage and motivate students. This full-time positio ...

Principal AI Software Engineer Java

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment.This role will be operting as part of a high-functioning team focused on AI-forward proje ...

Software Engineer (Java/Python/BPEL)

Software Engineer – Back-end (Java/Python/BPEL)Location: Farnborough, UKClearance Level: High DV - 'Developed Vetting' UNLEASH YOUR POTENTIAL Everything we do is built on a commitment to do the right thing for our customers, our people and our community. ...

Senior Software Engineer Payments (Java)

Tesco UK • London • Full-Time • Apply by 06-Jun-2025 About the role The payments service team are the heart of Tesco Technology, serving 28 million+ shoppers in the UK and abroad. We deliver HTTP services that reliably manage payments at global scale, 24 hours a day every day. We also provide capabilities that d ...

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 ...

Mid/Senior Backend Engineer (Java)

Mid/Senior Backend Engineer (Java) | RemoteAbout RevolutPeople deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products — including spending, saving, investing, exchanging, travelling, and mo ...

Senior Java Engineer FX eTrading

**Senior Java Engineer - FX eTrading** (Contract)Duration: 12 Months (Possibility for extension)Location: London/Hybrid (4 days per week on site)Rate: A highly competitive Umbrella Day Rate is available for suitable candidatesRole ProfileAs a Senior Java Engineer, you will ...

Principal Engineer (Backend focus Java)

Job Description: Principal EngineerRole Title: Principal Engineer (Tech Lead)Location: London (Hybrid - 3 days per week)Reporting to: Delivery Lead / Client Services DirectorCore Tech: Java, React, AWSWho We AreWe’re on a mission to cl ...

Software Engineer (C++, Java, Python)

Permanent Software Engineer (C++, Java, Python) Software Engineering Ampthill - Bedfordshire About the Role We have a need for a replacement Software Engineer with strong C++, Java, Python programming skills to join the Ampthill, B ...

Senior Java Architect Cloud Migration

Job DescriptionAnticipated Contract End Date/Length: November 30, 2026Work Set Up: Hybrid (3 Days per Week Onsite - Mandatory)Our client in the Information Technology and Services industry is looking for a Senior Java Architect - Cloud Migration to le ...

Lead Software Engineer Java & AI

Join the Graphite team and help deliver a best-in-class payments processing platform that powers the firm’s global expansion. You will work on mission-critical systems, leveraging your passion for technology and AI to create high-performing, low-latency solutions. Experience the excitement of building impactf ...

Principal AI Software Engineer Java

Our client - a global automotive systems industry leader - is looking to hire an Principal AI Software Engineer (Java) to join them on an initial 6-month contract, with a view to transition to permanent employment.This role will be operting as part of a high-functioning team focused on AI-forward proje ...

Senior SDET – Java – AI/ML

Job Description You Will - Design Develop and Maintain test frameworks for automation. Define Automated Test Cases Provide suggestions to improve Automation and test processes Develop and maintain shares testing libraries Participate in team planning ...

Java Architect GCP Migration & Kubernetes

The Role: Java Architect GCP & Kubernetes Location: Sheffield , UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid( 2 Days onsite in a week) Job Description: Key Responsibilities: Analyze existing on-premises application architecture and identify migration requirements. Design scalable, ...

Java Software Engineer Systematic Trading

Java Software Engineer - Systematic TradingLondon | £120,000-£160,000 + bonusJava, Trading Execution, PythonThe RoleThis is a hands‑on Java engineering role sitting close to the trading desk, focused on the evolution of a proprietary execution ...

Java Architect GCP Migration & Kubernetes

The Role: Java Architect GCP & Kubernetes Location: Sheffield , UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid( 2 Days onsite in a week) Job Description: Key Responsibilities: Analyze existing on-premises application architecture and identify migration requirements. Design scalable, ...

Software Engineer III (Java / Spring)

This job is with Elsevier, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Software Engineer III (Java / Spring) ...

Java Architect GCP Migration & Kubernetes

The Role: Java Architect GCP & Kubernetes Location: Sheffield , UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid( 2 Days onsite in a week) Job Description: Key Responsibilities: Analyze existing on-premises application architecture and identify migration requirements. Design scalable, ...

Staff Engineer in London So Energy

Our Hiring Process Our priority is to match the right person to the right role, and we never want salary to be a barrier to applying. Regardless of your current pay, we’ll ask about your salary expectations during the application process, and our Talent Team will have an open, honest conversation. ...

Quality Engineer

Quality Engineer Contract: 23/06/25 - 31/12/26Inside IR35Role Overview Join the Core Modernisation team modernizing systems. Work within agile scrum teams (4-8 engineers) using 2-week sprints to deliver quality solutions across multiple technology stacks.Tech StackFrontend ...

Solutions Engineer

Founding Solutions Engineer / Sales Engineer (React, Dev Tools) We’re hiring our first dedicated Solutions Engineer to sit at the intersection of engineering, sales, and customers. You’ll be the technical authority in the deal cycle and the person customers trust to get them live in production. < ...

Senior Software Engineer

Senior Software Engineer Birmingham (Hybrid) Permanent Full-Time Competitive Salary A growing technology business is seeking a Software Engineer to join its engineering team in Birmingham. This is an excellent opportunity for a ...

Full Stack Engineer

We’re working with a well-established retail business currently undergoing a major internal transformation programme, and they’re looking for a Senior Full Stack Developer to join on a 12-month FTC with a possibility of joining on a permanent basis once the contract is finished. The business h ...

SharePoint Administrator

Salary: £95,000 - 95,000 per year Requirements We require strong hands‑on experience with SharePoint SE and SharePoint Online. We require proven experience developing with SPFx. We require experience with TypeScript, JavaScript, and React. We re ...

Senior Front End Engineer Next.js React TypeScript

Senior Front End Engineer (Next.js React TypeScript) London / WFH to £85kAre you a Senior Front End Engineer looking for an opportunity to take ownership and make an impact?You could be progressing your career in a senior, hands-on Front End Engineer role at a hugely successful, global he ...

Full Stack Developer

Full Stack Developer - Permanent PositionManchester / Hybrid (3 days onsite)Up to £60,000 + bonus + private healthcareWe’re working with a PE-backed consumer platform currently rebuilding their internal engineering capability after historically relying on outsourced development teams.The ...

Principal Software Developer

Unspecified Software DeveloperWarminster based, hybrid workingBe at the forefront of transforming British Army training.About us:At OMNIA® Training, we’ve brought together some of the UK’s most innovative defence training organisati ...

Platform Engineer III

This job is with Entain, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.There's nothing like a career at Entain. We're a leading, global sports betting and gaming company, delivering the most en ...

Software Engineer Full Stack SC Cleared

Software Engineer – Full Stack Development – SC Cleared Location: Hybrid – Farnborough Salary: Up to £65,000 Clearance: Active SC Clearance required to start Email: Join a Team Delivering Secure Technology Solutions. A technology-focused engin ...

Director of Engineering Digital Products

We’re looking for a hands-on, transformative engineering leader to own digital products & originations for Ford Credit Europe. As the Director of Engineering for Digital Products & Originations, you will oversee the digital products that power our customer-facing Originations and dealer experiences across Eur ...

Senior Full Stack Developer

What you'll be working onAs part of a small, high‑impact software engineering team, you’ll:Design, develop, test, and support end‑to‑end solutions across Java (11+) back‑end and React (18+), TypeScript, JavaScript, HTML & CSS front‑end layersShape use ...

Application Developer

Overview The Client Innovation Centre (CIC) is an innovative and exciting part of IBM. A fast-paced and dynamic business built to deliver high-value technical services to world renowned clients. All of our employees work in a consultancy environment on a variety of exciting projects across a range ...

Junior Quant Developer Multi Strat Systematic Trading Fund

Direct message the job poster from Radley James FinTech Headhunter | Connecting Top Software Developers & Quant Traders with Leading Financial Institutions | Specialist @ Radley James Junior Quant Developer – Multi-Strategy Systematic Trading Location - London (or NYC) ...

Frontend Developer

Base pay range Perm Role – London – Onsite. Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading Software Developer to work in a Front Office environment with Traders, Quants and Portfolio Managers within a Front ...

Site Reliability Engineer III Java / Python

As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is part of the Software Engine ...

Site Reliability Engineer III Java/Python

Role Overview As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is ...

Test Automation Engineer

Responsibilities Develop, implement, and execute comprehensive test plans for GOV.UK digital services. Identify key testing objectives and ensure coverage of user requirements across different environments. Functional & Non-Functional Testing: conduct functional, regression, ...

Site Reliability Engineer III Java / Python

As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is part of the Software Eng ...

Site Reliability Engineer III Java / Python

As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is part of the Software Engine ...

Pensions Developer

We are a specialist third-party pensions administrator. Founded in 2006, our mission is to set the highest standard of pensions administration by any recognised measure. We aim to achieve this through sustained investment in our people, processes and systems. We started life as an in-house admin ...

Integration Developer

Position Overview: We have an exciting opportunity for an experienced Integration Developer to join our IT team here at Barbour House in South Shields during an exciting period of modernisation. You will play a key role in developing and maintaining enterprise-level integrations that c ...

Microservices Developer

We’re a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuring our ...

Geospatial Developer

Position Description: Do you enjoy solving complex challenges with geospatial technology? Are you keen to see your work making a real difference in both public and commercial sectors? If you’re ready to grow your skills and contribute to innovative projects, join our expanding Geospatial ...

Product Developer

Technical Product Developer Position: Product DeveloperLocation: North WestSalary: £30,000 - £40,000 DOEJob Reference No: T007Recruiting Consultant: Kasia Details Product Developer OverviewWe have a fantastic ...

Kotlin Developer

Company OverviewCIMAR UK Ltd, now a part of DeepHealth, is a leading provider in the SaaS (Software-as-a-Service) healthcare sector, specialising in advanced cloud-based image management solutions. Our technology empowers healthcare organisations to optimise image management processes, enhance patient ...

Software Developer

We're looking for a talented Software Developer to join our growing technology team on a remote basis out of the UK, Netherlands or Ireland. Working on the development and enhancement of business-critical global applications, this is an exciting opportunity to work across the full software development lifecyc ...

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