44,130+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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Python Developer (On Site)

Responsibilities Develop, audit, and maintain Python scripts for automation of deployment, configuration, monitoring and various tasks. Assist in documentation and help in understanding the functions of the currently deployed python scripts. Implement ...

Software Developer Backend (SFIA5)

Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team. Our work ...

Protocol Analyst/ Software Developer

Protocol Analyst / Software Developer Location: Romsey Rate: Excellent day rate IR35: Inside IR35 Clearance: Active transferable UK*C DV clearance required The Opportunity This is the kind of role that tends to appeal to en ...

UI/UX Developer Angular

Location: Hybrid in Midlands/Remote in UK Job Type: Permanent, full time Start Date: TBC Industry: Bespoke Software Development About us Cool Code Company are a well-established bespoke software development company based in Nottingham. We’ve been helping ou ...

Senior Developer (IBM Power)

Senior Developer (IBM Power) at Ecclesiastical Insurance UK Working hours: 35 hours per week, Monday to Friday Duration: 12 month fixed term contract Location: Gloucester Job Ref: About the role Benefact Gro ...

Senior .Net Blazor Developer

4 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. 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 Salary up to £6 ...

TPP Graduate Software Developer

The Role Do you want a £60,000 starting salary AND the opportunity to make a difference? We're looking for bright and geeky graduates to join our Software Developer team. No experience is required, and many of our successful applicants have never programmed before. If you think lo ...

Salesforce Developer Public Sector

At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver solutions that create r ...

IIOT Senior Software Developer

Overview You will provide technical leadership to deliver new smart connected products and services enabled by Industry 4.0 technology including IIoT, machine learning and more, integrated with traditional enterprise level and on-premise operational systems including Field Service and Asset Manag ...

Dynamics 365 CE Developer

Join to apply for the Dynamics 365 CE Developer role at City of London Corporation City of London Corporation provided pay range This range is provided by City of London Corporation. Your actual pay will be based on your skills and experience — talk with your recruiter to ...

Microsoft Business Intelligence Developer

Overview Our client is a global organisation and are seeking experienced Business Intelligence Developers. The successful BI Developers will work in a challenging and fast paced environment, gaining valued experience across a whole host of different technologies and data. The role would inv ...

Junior Web Developer – 5392

Our client, a leading website design agency based in the East Midlands, is seeking a Junior ASP.Net Web Developer to join their team. Responsible for building database-driven websites and web applications in ASP.Net MVC using C#, the successful candidates will have a good eye for detail and work closely with ...

C# Developer – Games – 70K

Games Developer, C#, 3D Graphics Developer, C# Software Developer, Senior level, Graphics based Software Engineer, CAD, Games, Maths, Physics, DotNet, C#, .Net, .Net Core, No SQL, OpenGL / DirectX – Global Software House – up to 70K Global Software client is looking for Software Developers with a Maths ...

Senior Data & Analytics Developer

INEOS Inovyn is Europe's leading producer of vinyls and in the top three worldwide. With an annual turnover of €5.1 billion, INEOS Inovyn has circa 4,300 employees and manufacturing, sales and marketing operations in 8 countries across Europe. INEOS Inovyn’s portfolio consists of an extensive range ...

Data Information Model Developer

Data Information Model Developer Join to apply for the Data Information Model Developer role at GSK. This role focuses on organizing and structuring scientific data to make it easy for R&D teams to find, use, and understand, with data governance and transparent ownership integrated into t ...

Algorithm Developer (Weapon Systems)

Join our Weapon System team at MBDA as an Algorithm Developer, working on innovative battle-winning technology. Salary : Circa £55,000 depending on experienceDynamic (hybrid) working : 4 days per week on-site due to workload classificationSecurity Clearance : British ...

Senior Backend Python Developer

Leeds based – hybrid working – 3 days onsite Responsibilities Build and maintain backend services and APIs in line with existing architectural patterns and standards. Implement business logic, data access layers, and integrations with internal and external systems. ...

Backend Developer AWS (Belfast)

Description Upwind is a next-generation Cloud Security Platform that leverages runtime context to identify and prioritize critical risks, providing precise insights and efficient cloud security management. Unlike traditional tools, Upwind uses runtime data proactively for risk prioritization and ...

Software Developer, Cyber Security

Overview S-RM is looking to recruit a skilled Software Developer to contribute to the development and enhancement of platforms and tools that underpin our managed cyber security service delivery. These platforms are central to how we deliver value to our clients, and your role will be crucial in t ...

Senior Business Intelligence Developer

This is a pivotal role for a BI specialist to lead on custom Power BI solutions for key clients within an established agency. You will move beyond standard marketing metrics and build complex, cross‑functional dashboards helping to integrate sales, e‑commerce, and operational data for a diverse client base ...

Senior Front End Developer

Pay of up to £80,664, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. As a Senior Front-End Developer you'll join our Engineering community and play a key role in shaping and delivering front‑end solutions used across DWP Digital. You'll be p ...

Salesforce Developer Public Sector

Introduction At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and ...

Senior Developer / AI Engineer

We’re partnering with a client building a brand-new AI capability from the ground up, a rare opportunity to join at the start of a new team, shaping how AI is applied across a large, enterprise environment. You’ll be delivering production-grade solutions across complex, high-impact projects from GenAI ...

Software Developer Energy Operations

London, GB Full-Time Information Technology Role Summary As a software developer, you will become part of the Operations Technology team, supporting systems that facilitate operational processing across a range of asset classes, including Exchange‑Traded Derivatives (ETD), OTC Energy, and ...

Software Developer Energy Operations

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverag ...

Unit4 ERP Technical Developer

Unit4 ERP Technical Developer Location: London (on-site) Salary: £70,000-75,000 About the Role This role is responsible for managing, designing, developing, and delivering a wide range of technical solutions, including reports, integrations, extensions, and innovat ...

Software Developer in Test

Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary Negotiable, DoE, plus company benefits. About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years’ experience primarily serving the U ...

Salesforce Developer Public Sector

At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver solutions that create r ...

Store Leader & Talent Developer

Anthropologie is seeking a managerial position based in Richmond Upon Thames to support the Store Manager in achieving strategic goals and fostering a creative store culture. The role involves recruiting and developing teams to ensure exemplary customer service and achieving high sales performance. The ...

Store Leader & Talent Developer

Anthropologie is looking for a management professional in Richmond Upon Thames to cultivate a creative store environment. This role involves training and developing managers while ensuring top-notch customer service and operational efficiency. The ideal candidate should have substantial experience in f ...

Senior Rad developer C#

Nous recherchons un Développeur RAD Senior expérimenté pour rejoindre une équipe technologique Front Office dynamique. Pour l’un de nos clients, une grande banque d’investissement internationale, nous recherchons un Développeur RAD Senior expérimenté pour rejoindre une équipe technologique Front Off ...

Developer Contributions Principal Planner

Developer Contributions Principal Planner East London / Hybrid £37.84 per hour (Umbrella) A leading East London Local Authority is seeking an experienced Developer Contributions Principal Planner to join their Planning Service on an interim basis. This key role will focus on the m ...

Lead Full Stack Developer

Location(s): BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advanta ...

Youth & Heritage Programs Developer

Oldham-Council is seeking a Development Officer for Heritage, Libraries & Arts in Greater Manchester. This permanent role involves supporting the design and delivery of programs for children and young people, ensuring an inclusive community-focused library and museum service. The ideal candidate will h ...

Site Manager – Residential Developer

A residential developer are currently seeking a Site Manager to assist the Project Manager on a 30 unit residential scheme located in Tottenham. This is an exciting ipportunity for a Site Manager to join a newly formed, growing developer with exiting plans for the future. The Site Manager must have res ...

Senior Back End Developer

2 days p/month in Maidenhead (Remote otherwise) Quarterly travel to Barcelona My Product Path is partnered with an established leader in life safety and communication technology, hiring a Platform Engineer to help build and scale cloud-based platforms that support safety‑critical co ...

Senior Agentic AI Developer

Senior Agentic AI Developer (2 openings) We’re looking for two Senior Agentic AI Developers to join our team in Bradford or Leeds. This hybrid role offers flexibility, with two days in the office and three days working remotely. Candidates will lead the design and implementation of advanced agenti ...

Automation & Data Tools Developer

Vodafone Group Plc is seeking a dynamic individual for the role focused on RAN Operations. This position requires extensive software development experience, particularly in web technologies and automation tools. The ideal candidate will support the Technology Operations strategy, engage in service auto ...

Backend Developer AWS (Belfast)

Upwind is a next-generation Cloud Security Platform that leverages runtime context to identify and prioritize critical risks, providing precise insights and efficient cloud security management. Unlike traditional tools, Upwind uses runtime data proactively for risk prioritization and posture insights, ensu ...

Software Developer (GoLang, PHP)

Due to continued growth and success, Chargehive are on the lookout for an experienced Software Developer to expand their Fintech team, based at our offices based on the outskirts of Fareham. The roles primary focus will be developing new features and applications in Golang while ma ...

Software Developer (Virtual Auctions)

Overview Join to apply for the Software Developer (Virtual Auctions) role at Cox Automotive Europe . Are you ready to build software that powers the future of automotive auctions across Europe? At Cox Automotive Europe , we’re transforming the way vehicles are bought a ...

Senior AI Software Developer

WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets. We seek to produce high-quality predictive signals (alphas) through our proprietary research platform to employ financial strategies focused on market inefficiencies. Our teams work col ...

Senior Back End Developer

Senior Back End Developer About ZeroLight ZeroLight is a leading visualisation platform dedicated to helping brands build stunning digital customer experiences that captivate and convert. Whether it's creating world‑beating product configurators, producing photoreal CGI content, o ...

Algorithm Developer (Weapon Systems)

Salary Circa £55,000 depending on experience Working Arrangements Dynamic (hybrid) working: 4 days per week on‑site due to workload classification Security Clearance British Citizen or a Dual UK national with British citizenship. Restrictions and/or limitations rela ...

.NET Developer (AI Projects)

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 o ...

Web Developer / Frontend Engineer

About Moneybox At Moneybox, our mission is to give everyone the means to get more out of life. We’re guided by our belief that wealth isn’t about the money, it’s about the means to more – more freedom, opportunities, possibilities, and peace of mind. Moneybox is an award-winning wealth ma ...

Senior Netsuite Software Developer

Senior NetSuite Software Engineer We are looking for an experienced Senior NetSuite Software Engineer to join our Enterprise Systems team based in Cambridge, UK with remote or hybrid options considered. Reporting to the ERP Solutions Architect, you will take ownership of the full developm ...

Full stack Typescript Developer

Senior Full-Stack Engineer Trading Platform (TypeScript / Node.js / React) Location: Waterloo, London (Hybrid) Overview Our client, a large enterprise, is seeking a Senior Full-Stack Engineer to join an established trading platform programme. This production-critical system is l ...

Junior Freelance PHP Developer

Lincoln, United Kingdom | Posted on 03/27/2026 Junior / Freelance PHP Developer (Remote – Startup SaaS Platform) We are assisting an early-stage software startup in finding an enthusiastic developer to support the development of a growing SaaS platform. The company is buildi ...

Planning Analytics Developer TM1

Planning Analytics Developer - Sheffield/Leeds/Birmingham My client is looking to recruit an experienced Cognos TM1/Planning Analytics Developer to join an expanding Finance team based in Sheffield. Taking responsibility for the development and maintenance of IBM CognosTM ...

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