42,443+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Cloud Software Developer in Test

**AVEVA is creating software trusted by over 90% of leading industrial companies.** **Position:** Cloud Software Engineer in Test **Previous experience:** A robust automation mindset, programming proficiency, and cloud testing experience are essential. **Location:** Cambridge, Unite ...

R&D Process Developer Engineer

Job Title: R&D Process Developer Engineer Business Function: R&D Location: Leeds Office and R&D JOB PURPOSE This role is an amazing opportunity to become an integral member of our Process Development Team, who function within the wider Format Design Team, to create, desig ...

Senior Fullstack Software Engineer, Signals Team

Join us at Entrust At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get to K ...

Senior Fullstack Software Engineer, Signals Team

Join us at Entrust At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get to K ...

Senior Software Engineer (UK Remote)

Job DescriptionTurnitin is seeking a Senior Backend Engineer with a strong focus on backend development, particularly in Java and serverless architectures, combined with solid frontend experience. This role is ideal for engineers passionate about building scalable distributed system ...

Senior Software Engineer (UK Remote)

Job DescriptionTurnitin is seeking a Senior Backend Engineer with a strong focus on backend development, particularly in Java and serverless architectures, combined with solid frontend experience. This role is ideal for engineers passionate about building scalable distributed system ...

Senior Software Engineer (UK Remote)

Job DescriptionTurnitin is seeking a Senior Backend Engineer with a strong focus on backend development, particularly in Java and serverless architectures, combined with solid frontend experience. This role is ideal for engineers passionate about building scalable distributed system ...

Senior Software Engineer (UK Remote)

Job DescriptionTurnitin is seeking a Senior Backend Engineer with a strong focus on backend development, particularly in Java and serverless architectures, combined with solid frontend experience. This role is ideal for engineers passionate about building scalable distributed system ...

SharePoint & M365 Developer Hybrid (Durrington)

Adecco is recruiting for a SharePoint Developer to support Southern Water's IT transformation. This hybrid position is based in Durrington, focusing on enhancing digital collaboration through SharePoint development and administration. The role involves developing and maintaining SharePoint sites, imple ...

Food Product Developer & Innovation Lead

The People Co. / Develop Jobs is seeking a confident, customer-facing Product Developer located in the United Kingdom. This role involves leading the development of new products from concepts to factory implementation. Ideal candidates should have a minimum of 3 years of experience in food manufacturing, with ...

Engineer, Developer Experience & Platform Tools

ASOS is seeking a skilled Software Engineer to join their Developer Experience team in London. This role involves building and improving developer tools and templates that enhance productivity for hundreds of engineers. Your contributions will have a direct impact on the efficiency of internal processes. ...

Omni Channel CCM Developer (Quadient)

A government agency in the UK seeks a Software Developer to join their document composition team. The role requires experience with Quadient Inspire, providing an opportunity to deliver high-quality digital and paper products. Ideal candidates will possess strong skills in C++, HTML, and collaborative team envir ...

Senior Games Developer HTML5, PixiJS

Get AI-powered advice on this job and more exclusive features. This range is provided by Harvey Nash. 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 Harvey Nash Managi ...

Salesforce Developer (Mid) Hybrid & Impact

A leading compliance technology provider in the UK is seeking a Mid Level Salesforce Developer to design and implement innovative solutions. The successful candidate will have at least 5 years of hands-on experience, particularly with Apex and Lightning Web Components, and will work collaboratively to enhance bu ...

Agentic Engineer Python Developer (AI)

Join to apply for the Agentic Engineer - Python Developer_MTY role at Globant We are a digitally native technology services company where innovation, design and engineering meet scale. We use some of the latest technologies in the digital and cognitive field to empower organizations ...

Salesforce Developer: Build & Integrate Solutions

Steadman Brown is seeking a Salesforce Developer to enhance their dynamic Salesforce Consultancy. The successful candidate will be responsible for delivering tailored solutions on the Salesforce platform, collaborating with various stakeholders, and building integrations with third-party systems. This full-time ...

Front End Developer Software Engineer

Front End Developer - Software Engineer Join to apply for the role at The Times . Your Team You will be joining the Customer Optimisation team, part of the wider Times Media customer and Customer Operations area. Our mission is to deliver front‑end optimisations and exper ...

Remote Engineering Manager, Developer Tools

Figma, Inc. is seeking an Engineering Manager to join the Developer Tools team based in London or remote across the UK. You will manage a team focused on enhancing Figma’s developer offerings, working autonomously while collaborating with cross-functional stakeholders. The ideal candidate has over 2 ye ...

Python Developer £140,000 + Comps London

Direct message the job poster from Hunter Bond Quantitative Technology Headhunter at Hunter Bond Role: Python Developer Salary: £140,000 P/A + Bonus + Benefits Location: London Client: Top Fintech My client is a well-established and successful tech house working ...

Principal Engineer

Principal Engineer This is a hybrid position within the UK. We currently don’t provide visa sponsorship. We are a B2B Fintech focusing on disrupting the small business lending market. SMEs make up 99% of all UK businesses yet are traditionally underserved by big banks and financial instit ...

Director of Engineering, Risk Intelligence Platforms

Why This Role We’re building next‑generation Risk Intelligence platforms that enable customers to make trusted decisions at scale, in real time. As a Director of Engineering, you will define and drive the technology and product engineering strategy across a portfolio of products—owning outcomes f ...

Director, Engineering Excellence (AI Platforms)

The RoleWe are seeking an experienced Senior Engineering Manager to lead the delivery of high‑impact Engineering Excellence platforms, with a strong emphasis on Generative AI, modern engineering practices, and scalable software delivery. This role blends hands‑on technical leadership with buildi ...

Director, Engineering Excellence (AI Platforms)

The RoleWe are seeking an experienced Senior Engineering Manager to lead the delivery of high‑impact Engineering Excellence platforms, with a strong emphasis on Generative AI, modern engineering practices, and scalable software delivery. This role blends hands‑on technical leadership with buildi ...

iOS Engineer

Join to apply for the iOS Engineer role at Wave Mobile Money Join to apply for the iOS Engineer role at Wave Mobile Money Get AI-powered advice on this job and more exclusive features. We're making Africa the first ca ...

Lead Agent Engineer (Langchain)

At Focused, we move quickly to deliver quality software that achieves client outcomes and meets their customer’s needs. We strategically partner with our clients to leverage our expertise in design and software, while our clients bring their own domain expertise. We work with a variety of clients from diff ...

Agent Engineer (Langchain)

At Focused, we move quickly to deliver quality software that achieves client outcomes and meets their customer’s needs. We strategically partner with our clients to leverage our expertise in design and software, while our clients bring their own domain expertise. We work with a variety of clients from diff ...

Senior Software Engineer Full Stack

We're looking for a data-oriented Senior Software Engineer - Full Stack to help us accomplish our mission to improve and extend lives by learning from the experience of every person with cancer. Are you ready to be the next changemaker in cancer care?Flatiron Health is a healthtech company using d ...

Senior Software Engineer Full Stack

We're looking for a data-oriented Senior Software Engineer - Full Stack to help us accomplish our mission to improve and extend lives by learning from the experience of every person with cancer. Are you ready to be the next changemaker in cancer care?Flatiron Health is a healthtech company using d ...

Senior Software Engineer

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in sma ...

Senior Software Engineer

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in sma ...

Senior Software Engineer

Senior Java Engineer - Remote (EU) You must be based in the EU - applications from outside this remit will be disregarded. My client is a well-established payments technology business with a large, actively modernised Java platform. This is a hands-on senior engineering role working in sma ...

UI Engineer (1 year Fixed Term Contract)

UI Engineer (1 year Fixed Term Contract) United Kingdom - London We’re looking for a UI Engineer who is a strong engineer today and excited about becoming an even better one by thoughtfully using AI as part of their craft. What will you be doing? Design, build, test and ...

Senior Frontend Engineer RiskOS

Overview This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Why Socure? Socure is building the identity trust infrastructure for the digital economy - verifying 100% of good identities in real time and stopping fraud before it start ...

AI Engineer

Reward Gateway | Edenred, is a global leader in benefits and employee engagement. We help businesses attract, engage, and retain top talent through strategic rewards, recognition, and well‑being solutions. Guided by our shared missions of ‘Making the World a Better Place to Work’ and ‘Enriching Conn ...

Senior Software Engineer / Staff Engineer / Architect

Join to apply for the Senior Software Engineer / Staff Engineer / Architect role at Mission.dev Get AI-powered advice on this job and more exclusive features. Base pay range $160,000.00/yr - $200,000.00/yr Agreement type: This is a full-time employm ...

AI Engineer

Job DescriptionRole SummaryWe are looking for a AI (Fullstack) Engineer to help evolve Logistics into an agent‑first, AI‑native product.This is not a traditional “add AI to an existing system” role.You will design and build LLM‑powered ...

AI Engineer

Job DescriptionRole SummaryWe are looking for a AI (Fullstack) Engineer to help evolve Logistics into an agent‑first, AI‑native product.This is not a traditional “add AI to an existing system” role.You will design and build LLM‑powered ...

Full Stack Engineer AI Enabled – Senior Vice President

**_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 ...

Technical Support

Spribe develops on innovative iGaming products & casino games. We are up to date with current trends in online gambling and try to see what future will bring. Our mission is to build cutting‑edge products that create impact. SPRIBEisaninnovative B2B iGaming software developer reshaping the industry ...

Power Platform Developer(with Copilot)

Excellent opportunity for Sr. Power Platform Developer to be part Cognizant’s Intelligent Process Automation practice, It combines advisory services with deep vendor partnerships and integrated solutions to create and execute strategic roadmaps. Key Responsibilities: Define design m ...

Senior Software Engineer

Maker&Son is one of the world’s fastest-growing luxury furniture businesses. We design and make the world's most comfortable chairs, sofas, and beds, entirely from natural materials. We’re an ambitious, young company, with a vision to become a global brand, changing the face of luxury home retail. <h3 ...

Sr. Software/Applications Developer (on site)

Overview ISHPI is seeking a Sr. Software/Applications Developer (on-site) to support the Command and Control (C2) Afloat Integration Support (C2AIS) for the U.S. Coast Guard Command, Control, Communications, Computers, Cyber and Intelligence Service Center (C5ISC) in Portsmouth, VA. This role wil ...

Principal Software Engineer

Job Description Are you passionate about building large-scale backend systems that power experiences for millions of players worldwide? Do you thrive on solving complex engineering challenges, influencing technical direction across teams, and mentoring other engineers? We are looking for a Princi ...

Principal Linux/Android Platform Developers

We are on the lookout for a Linux/Android Platform Developer to play a key role within the Software Team. Role Specific responsibilities may include: Android platform development, kernel configuration including modifications to the scheduler, performance optimisations and mi ...

Software Engineer

Software Engineer Department: Engineering Employment Type: Full Time Location: London, UK Description We are looking for a Developer to join our small, dynamic team developing cutting‑edge football data acquisition and analysis systems. We ...

Senior Mobile Developer (iOS & Android) to analyze application problems and design and build interfaces for an insurance client

Senior Mobile Developer (iOS & Android) to analyze application problems and design and build interfaces for an insurance client Must haves:8+ years experience working with iOS and/or Android technologies on major enterprise and multi-application projects.Experience ...

Senior Mobile Developer (iOS & Android) to analyze application problems and design and build interfaces for an insurance client

Senior Mobile Developer (iOS & Android) to analyze application problems and design and build interfaces for an insurance client Must haves:8+ years experience working with iOS and/or Android technologies on major enterprise and multi-application projects.Experience ...

Internal Audit Front End Engineer Analyst / Associate Birmingham, Birmingham · United Kin[...]

Internal Audit – Front End Engineer – Analyst / Associate – Birmingham, West Midlands, England, United Kingdom About the Role As a Front End Engineer in the Internal Audit Engineering group, you will build and maintain scalable software solutions that support audit processes across Goldma ...

Principal Software Engineer

Date Posted: Country: United Kingdom Location: Manchester, Lancashire Position Role Type: Onsite 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 Engin ...

Manchester Junior Developer Elevate Programme

Vantage Point Global (VP) is a talent consultancy established in 2014 to support top-tier clients in building their talent pipeline. VP provides opportunities for all, hiring exceptional, diverse talent who are supported and developed throughout their career journey at VP, enabling them to be highly effective ...

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