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

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Python Developer

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading ...

Salesforce Developer

I'm working with a global tech business who have Salesforce as their trusted CRM, Their projects cover multi-cloud implementations as well as working on some niche Salesforce products. They are also bringing on the best tech to do this including Agentforce and plans for Data Cloud in 2026. They are ...

iOS developer

Company Overview Teamtailor is an employer branding and ATS SaaS platform used by over 3,000 companies and 110,000 users in 90 countries around the world. It is a young, international, fast‑paced tech startup with a passionate team. Role Overview As a French‑speaking Account Man ...

Backend Developer

1 day ago Be among the first 25 applicants We’re looking for a Backend Developer who’s passionate about building reliable, high‑performing systems and wants to keep learning and growing. You’ll join a tight‑knit, cross‑functional squad that owns its products from idea to delivery and works closely ...

Senior Developer

Be among the first 25 applicants. This range is provided by Searchability®. 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 Searchability® Principal Consultant at Searchability ...

Python Developer

CGI’s Space, Defence and Intelligence business unit focuses on delivering contemporary and innovative technical solutions to government agencies tackling some of the most complex challenges. We design, build, and operate bespoke, mission‑critical systems that help keep the UK safe and secure. We ar ...

Information Developer

Are you passionate about writing and excited by ground-breaking technology? We are looking for highly motivated people to join Arm and help craft the next generation of Arm technologies! Our work influences 95% of the world’s connected devices running on Arm, across a variety of industries: from healthcare ...

Senior Developer

The Government Digital Service (GDS) is the digital centre of government. We are responsible for setting, leading and delivering the vision for a modern digital government. Our priorities are to drive a modern digital government, by: joining up public sector services harnessing ...

.Net Developer

YourCode - Award Winning IT & Digital Consultancy Get AI‑powered advice on this job and more exclusive features. Direct message the job poster from YourCode. Up to £65,000 + Bonus + Excellent Benefits Are you a passionate Software Engineer who enjoys building ...

.NET Developer

.NET Developer, .NET 9 - Social Networking Site - Preston (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web site and the ...

Angular Developer

About the role We’re working with a market‑leading organisation that’s scaling rapidly and looking for an Angular Developer to take ownership of the development experience across web and mobile platforms. This is a hands‑on role combining strong front‑end engineering with UI/UX ownership, ...

.NET Developer

This range is provided by Noir. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Connecting Microsoft professionals, Developers, DevOps Engineers, Architects and Development Managers with amazing career opportunities within tech… .NE ...

Python Developer

Design and implement backend Python software solutions within the structured Notes domain. Collaborate on React UI app, ensuring clean API contracts and integration with backend services. Work in close collaboration with Quants/Sales/Trading and other tech team. Contribute to ...

.NET Developer

.NET Developer, .NET 9, C# - Digital Download Site - Woking (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries, our client has fast become a m ...

Software Developer

Location - Successful candidates may be based in any of our office locations – Cardiff, Glasgow, or London. We especially welcome applicants from Cardiff and Glasgow. Job summary Help shape the future of energy through impactful digital solutions. Ofgem is looking for a Software Dev ...

Game Developer

See how well you match this job profile and over 400 others. Also known as game programmers, game developers use their technical knowledge to translate concepts and designs into finished products. As an employed or self-employed games developer, you may work across PC, console, online, arcade, ...

.NET Developer

.NET Developer - Basingstoke (Tech stack: .NET, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Full Stack Development, Architecture) Since 2006, our client's revolutionary marketing software platform has been helping businesses worldwide to attract, engage, and delight ...

Android Developer

Overview Join to apply for the Android Developer role at Sport BUFF . Work location Fully remote (-/+3 hours GMT). Optionally on-site at our offices in London. Seniority level Mid-Level About SportBuff SportBuff is a London based s ...

Software Developer

Overview We are looking for a highly motivated individual to help us build the next generation of data analysis tools and infrastructure for our Award-Winning Accident Repair Network. Our mission is to develop the tools and technology that enable our teams to get our customers back to normal. The ...

Python Developer

We are seeking a Python to execute the full lifecycle of the product development, by programming well-designed, efficient, and testable code that meets specifications. Requirements 5+ years expertise in Python Development Expertise in AWS Serverless including tools & technolog ...

.NET Developer

.NET Developer, .NET 9 - Social Networking Site - Newbury (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web site and they ha ...

Python Developer

Strong proficiency in Python (e.g., Django, Flask, FastAPI) Hands-on experience with PostgreSQL , including performance tuning and indexing Solid understanding of SDLC methodologies (Agile, Scrum, or Waterfall) Experience designing and consuming RES ...

Principal Developer

Senior Java Developer (Must hold active SC) The Company At Amber Labs, we are a cutting‑edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company c ...

PHP Developer

We are looking for a PHP developer who is dedicated to thecraft, writes code that they areproud of and can hit the ground running. A PHP developer writes beautiful, fast PHP to a high standard, in a timely and scalable way that improves the codebase of our products in meaningful ways. You will be a ...

Salesforce Developer

# Salesforce Developer at N Consulting Ltd**Role: Salesforce Developer****Location: London (Hybrid 3 days office)****Duration: Fulltime**Job description:• Should have worked on Salesforce implementation/support projects in the past.• Experience working on Sales/Service/Experience Cloud or on FORCE.COM• Develop t ...

NetSuite Developer

Title: NetSuite Developer Location: London Hybrid: 3-4 days a week onsite Salary: £75,000 + Our client a large scale software company is seeking a permanent NetSuite Technical Administrator to join there company on a permanent basis. The NetSuite Technical Administra ...

Python Developer

A leading digital consultancy are looking for a Contract Python Developer with Angular experience to join the team to support their end clients development project. The role will require Two days a week onsite in their London site per week. The ideal candidate will have the below key skills: ...

Senior Developer

Job Description Purpose To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high‑quality software solu ...

Developer Advocate

What do we do? Paddle offers digital product companies a completely different approach to their payment infrastructure. Instead of assembling and maintaining a complex stack of payments‑related apps and services, we’re a Merchant of Record for our customers. That means we take away 100% of the pa ...

Salesforce Developer

Salesforce Developer – Public Sector | Multi Year Project Location: Mainly remote, with occasional travel to London Clearance: The chance to gain Security Clearance The Opportunity We are seeking an experienced Salesforce Developer to join a major p ...

Python Developer

Backend Developer | London (3 days in the office) | Perm | Up to £65,000 p.a Peaple Talent have partnered with an outstanding client in London looking to recruit 2 Backend Developers to work within in‑house business systems development team. You will be focused on driving continual improv ...

Salesforce Developer

At Trustpilot, we're on an incredible journey. We're a profitable, high-growth FTSE-250 company with a big vision: to become the universal symbol of trust. We run the world's largest independent consumer review platform, and while we've come a long way, there's still so much exciting work to do. Come join ...

iOS Developer

Senior iOS Engineer – Join a scaling FinTech 2 days a week onsite – London based We’re partnered with a scaling FinTech who are consumer driven to use technology to provide their customers with smarter financial decisions. Their platform supports millions of users to help deliver im ...

Software Developer

Overview Java Software Developer 12 month Fixed Term Contract – Remote (Ad hoc travel required) Experience within UK public sector required The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, pr ...

BI Developer

British International Investment (BII) is the UK’s leading development finance institution, wholly owned by the UK Government. Our primary mission is to address global development challenges through strategic investments that promote sustainable and inclusive economic growth. BII focuses on ...

.NET Developer

Connecting Microsoft professionals, Developers, DevOps Engineers, Architects and Development Managers with amazing career opportunities within tech… .NET Developer - Gloucester (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docke ...

iOS Developer

Senior iOS Engineer – Join a scaling FinTech 2 days a week onsite – Manchester based We’re partnered with a scaling FinTech who are consumer driven to use technology to provide their customers with smarter financial decisions. Their platform supports millions of users to help deliver ...

.NET Developer

Overview .NET Developer - .NET 9, C#, Blazor, Azure - Tunbridge Wells Our client is a crowd funded social advertising technology platform that sells services to Facebook advertisers to grow their marketing ROI. They were named one of 12 Facebook Strategic Preferred Marketing Develop ...

Junior Developer

Our client is looking for a junior C++ / Rust developer with low-latency exposure. You will love this job if: You are pioneering and innovative and want to be part of the cutting-edge and disruptive crypto-currency world You enjoy end-to-end application development from re ...

Web Developer

Posted: 3 June Reference: R13/Web DeveloperType:PermanentLocation:NorwichSpecialism:ITSalary:£30, - £36,R13 Recruitment are proudly working on behalf of an established digital agency in their search for a Web Developer to join their growing technical team.This is ...

Web Developer

Contract Web DeveloperRole: Web Developer Competitive Daily RateLocation: GloucestershireOn Site Requirements: Hybrid (Expected 2 days on site per week)Our client is looking for a Web Developer to join their team, you will b ...

Python Developer

Job DescriptionRole OverviewAs part of its ambition to become a Top 3 contributor in the European ETF market, our client is investing significantly in the evolution of its ETF Market Making platform, with a strong focus on advancing Automated Market Making (AMM) and client RFQ ...

Senior.NET Developer

Résumé du poste: About the Role & TeamAt The Walt Disney Company, we believe that technology and storytelling go hand in hand. From our legendary parks and resorts to our cutting-edge platforms, technology is the invisible magic that powers everything we do. This role ...

Workday Developer

Workday DeveloperWe are searching for an experienced Workday DeveloperPurposeAs a senior and experienced Workday Build, Extend, Prism Developer you will own the design, governance, delivery of enterprise-grade Workday solutions across the platform.Working with the product development, fun ...

Informatica Developer

Net2Source Inc. is one of the fastest growing diversity certified global workforce solutions companies with an unprecedented YoY growth of over 100% for last 6 years working with Fortune 1000/Global 2000 across 34 countries and 5 continents including North America, South America, Europe, Asia, Australia an ...

Software Developer

Overview Join a world‑class engineering team developing intelligent machinery that’s shaping the future of cancer research. This role sits at the intersection of AI, robotics, data visualisation and automation, building software that controls and connects highly advanced physical systems. <h ...

Quantitative Developer

Our Quantitative Developers are the enablers of our success. They work side-by-side with our researchers to realise their ideas in global financial markets. They work at the bleeding-edge with immense compute power at their fingertips to achieve our aim: predicting the future. The core tech stack is C# and ...

Quantitative Developer

Legal & General is one of Europe’s largest asset managers, providing clients and partners with complex, responsible investment solutions, across public and private markets. As a global investor, we are present where our clients most need us – from Hong Kong and Singapore, to Chicago and major European financi ...

Quantitative Developer

Join to apply for the Quantitative Developer role at G-Research Join to apply for the Quantitative Developer role at G-Research Direct message the job poster from G-Research Talent Acquisition Specialist at G-Researc ...

Quantitative Developer

Quant Developer This role sits within a global, technology-driven investment firm running systematic and quantitative strategies across financial markets. The firm builds its own trading, research, and data platforms in-house. As a Quant Developer, the role bridges quantitative research a ...

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