18 of 18 DemandTrendPermanent React Developer Jobs in the South East

Senior React Developer/Front End Engineer (React TypeScript Data Visualisation) London to £80k Are you a skilled Software Developer with strong React and Data Visualisation skills combined with a good appreciation of financial markets and technology? You could be joining a growing, global, Fintech services company that has seen … year on year growth for the past 10 years and has ambitious growth plans. As a Senior React Developer you'll design and develop new features and enhancements to the front end of the platform with a focus on real-time data visualisation on business critical systems using React. You'll collaborate with backend engineers to … two days. About you: You have a strong knowledge of software engineering best practices and Computer Science fundamentals such as OOP, Data Structures, Design Patterns You have expertise with React and strong TypeScript skills You have experience with data visualisation and have worked on complex systems You have a good understanding of financial markets, ideally with experience in a More ❯

Senior React Developer required by a successful technology company whose office is in Staines. Hybrid working - 3 days per week in the office The successful Senior React Developer is likely to have a relevant degree and commercial experience in a similar role. The Senior Software Developer will join an … experienced team developing modern interactive user interfaces using React with TypeScript. Key experience React TypeScript JavaScript Experience in any of the following areas would be advantageous but is not a prerequisite Good software engineering principles eg Version control/Git, issue tracking, documentation etc Node.js Front end development tools and libraries like jest, rollup etc Experience with connected More ❯

Mobile Application Developer – React Native Location: Stewartby, Bedfordshire (Office-based) Salary: £50,000–£65,000 + Benefits Job Type: Full-time, Permanent Sector: EV Charging | Mobile App Development | Smart Technology | IoT Build the App Behind the EV Revolution. We're hiring for a talented Mobile App Developer (React Native) to join the … ll play a key role in delivering the intuitive mobile experience that ties it all together. The Role You'll design and develop a cross-platform mobile application using React Native, working alongside engineers across firmware, hardware, cloud, and web. You'll own the app development lifecycle and help create an effortless charging experience for end users. What You … ll Need Strong experience in mobile app development Strong expertise in React Native Experience working with cloud platforms like Firebase, AWS, or GCP Familiar with real-time databases, agile development, and version control (Git) Comfortable using JIRA (or similar) and unit testing tools Good knowledge of JavaScript, TypeScript, and React for web Understanding of UI/UX best More ❯

Full Stack Developer - React/Python London | Hybrid (2 days office and 3 days from home) £60K-£70K + Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across the stack - React on the front end … Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up experience Why us? Big impact More ❯

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (3days in the office and 2 days from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking for a Full Stack developer who loves working across the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up More ❯

Lead Full Stack Developer (React/Python) | AI Healthcare Start-Up! City of London | Hybrid (3 days office/2 days remote) £85K-£110K + Equity | Permanent | AI High-Growth Start-Up Robert Half Technology are proud to be partnering with a game-changing AI start-up on a mission to revolutionise healthcare. This is your … chance to join early, build groundbreaking tech, and make a real difference. We’re looking for a Lead Full Stack Develope r who thrives across the stack, React on the front end, Python on the back end and wants to shape the future of our platform from the ground up. You must have at least 5+years of experience as … a Lead Full Stack Develope r What you’ll do: • Craft sleek, responsive UIs with React • Build robust APIs & backend services in Python (FastAPI or Django/Flask) • Design, develop, and own features end-to-end • Influence the evolution of our tech stack • Work with cutting-edge tools: GCP/AWS/Azure, MySQL, Firestore, Docker/Kubernetes, CI More ❯

Lead Full Stack Developer (React/Python) | AI Healthcare Start-Up! City of London | Hybrid (3 days office/2 days remote) £85K-£110K + Equity | Permanent | AI High-Growth Start-Up Robert Half Technology are proud to be partnering with a game-changing AI start-up on a mission to revolutionise healthcare. This is your … chance to join early, build groundbreaking tech, and make a real difference. We’re looking for a Lead Full Stack Develope r who thrives across the stack, React on the front end, Python on the back end and wants to shape the future of our platform from the ground up. You must have at least 5+years of experience as … a Lead Full Stack Develope r What you’ll do: • Craft sleek, responsive UIs with React • Build robust APIs & backend services in Python (FastAPI or Django/Flask) • Design, develop, and own features end-to-end • Influence the evolution of our tech stack • Work with cutting-edge tools: GCP/AWS/Azure, MySQL, Firestore, Docker/Kubernetes, CI More ❯

Lead Full Stack Developer (React/Python) | AI Healthcare Start-Up! City of London | Hybrid (3 days office/2 days remote) £85K-£110K + Equity | Permanent | AI High-Growth Start-Up Robert Half Technology are proud to be partnering with a game-changing AI start-up on a mission to revolutionise healthcare. This is your … chance to join early, build groundbreaking tech, and make a real difference. We’re looking for a Lead Full Stack Develope r who thrives across the stack, React on the front end, Python on the back end and wants to shape the future of our platform from the ground up. You must have at least 5+years of experience as … a Lead Full Stack Develope r What you’ll do: • Craft sleek, responsive UIs with React • Build robust APIs & backend services in Python (FastAPI or Django/Flask) • Design, develop, and own features end-to-end • Influence the evolution of our tech stack • Work with cutting-edge tools: GCP/AWS/Azure, MySQL, Firestore, Docker/Kubernetes, CI More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech … Strong understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech … Strong understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Role: React Developer Client: Tech-driven FinTech Location: London, City based (2 days onsite) Day Rate: Up to £600 P/D Contract: Outside – Long term rolling Full spec is available My client is an award-winning and tech-driven FinTech firm with beautiful offices based in the city of London. They are after someone with … and a desire to learn/work on new tech with a team of genuinely nice people! Successful candidates will have the following skills and experience: • Develop clean, efficient React code for front office development • Worked in financial services – Domain knowledge such as FX, Market data IB, Trading etc... • Microservice experience • Collaborative mindset with a genuine desire in tech … Strong understanding of React mandatory • A degree in Computer Science or equivalent If the above is of interest please apply ASAP More ❯

Mid-Weight React Native Developer £60,000-£70,000 + benefits | Holborn (Hybrid) A growing digital agency in Holborn is looking for a Mid-Weight React Native Developer to join their small engineering team. The business specialises in building AI-driven tools - from chatbots to scraping systems and retrieval solutions - with a … strong client base across the UK and Europe. The Role This is a hands-on React Native role, focused purely on mobile development (no web components). You'll be responsible for integrating two Python APIs (REST and GraphQL), optimising app performance, and contributing to new AI-centric features. The set-up is collaborative: pair programming, code reviews, and … pragmatic engineering in a small, lean team. Key Responsibilities Build and optimise React Native applications. Integrate with Python APIs (REST and GraphQL). Drive performance improvements: bundles, memory, startup, animations, offline. Participate in PR reviews and pair programming. Contribute to AI features (chatbots, scraping, retrieval systems). Manage store releases, updates, and monitoring. What's Needed 2-3+ More ❯

Front End Developer/Engineer (TypeScript React Native AI) London/WFH to £65k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other perks? You could be progressing your career … work alongside a talented team contributing ideas, collaborating with designers and prototyping new features. There's a modern tech stack, you'll be mainly using JavaScript/TypeScript and React but will be able to pick new technologies and skills up on the job. Location/WFH: You'll be joining a friendly and supportive team in London with … one day a week. About you: You are degree educated in Computer Science, from a top tier university (e.g. Russel Group, Oxbridge) You have Typescript experience combined with strong React and React Native skills You're proficient with HTML5 and CSS3 You have experience of responsive design for desktop and mobile You're keen to work in a More ❯

.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer … of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of the role. … low-latency trading platforms and tools. This is a greenfield project and a chance to leave your mark on a business-critical system from day one. All .NET Developer positions come with the following benefits: Company shares 15% pension contribution Bupa private healthcare 3 hours per week of personal development time £4.5k annual training allowance 27 days More ❯

.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer … of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of the role. … low-latency trading platforms and tools. This is a greenfield project and a chance to leave your mark on a business-critical system from day one. All .NET Developer positions come with the following benefits: Company shares 15% pension contribution Bupa private healthcare 3 hours per week of personal development time £4.5k annual training allowance 27 days More ❯

.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer … of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of the role. … low-latency trading platforms and tools. This is a greenfield project and a chance to leave your mark on a business-critical system from day one. All .NET Developer positions come with the following benefits: Company shares 15% pension contribution Bupa private healthcare 3 hours per week of personal development time £4.5k annual training allowance 27 days More ❯

React Full Stack Developer Salary: £35,000 (depending on experience) Job type: Hybrid (Once per week in Feering Office for the first 3-6 months) Please Note: We do not have offer any sponsorship. About The Role: Youll be hands-on in React most daysworking on our digisuite platform, client websites (Next.js), AI-enhanced tools … via Scottish Widows (after 3 months). Performance Bonus: Discretionary profit-sharing bonus (prorated if mid-year start). Responsibilities: Build and maintain features for our digisuite platform using React + TypeScript Create and test responsive HTML email templates Develop and enhance client websites with Next.js Prototype AI-enhanced tools and integrate APIs Ensure code quality, performance, and accessibility … standards Collaborate with designers, developers, and stakeholders to deliver on time Continuously learn and apply new technologies to projects Requirements: Drive, enthusiasm and self-motivation Advanced in React, TypeScript and vanilla CSS Working with Next.js, Git, and semantic HTML Picking up new tech quickly (Firebase, GCP, APIs, LLMs, etc.) Communicating clearly and working well in a team More ❯

Just Recruitment is working with a growing, well established and market leading organisation, who are looking to recruit a highly motivated developer to join their team to work across a variety of digital products and website projects. The successful applicant will be involved in the development of new client projects and will also work on the maintenance … and development of existing projects. You must have the ability to accurately code design layouts. As a full-stack developer, you will be expected to develop bespoke WordPress themes (not a theme modification) Skills: Knowledge in creating WordPress based websites. Exposure to server-side JavaScript, APIs Proficiency in modern JavaScript features (ES6+) Strong Experience in HTML and … standards compliance and SEO best practices Experience using build tools (Gulp, webpack, Sass) Experience with automated deployment Experience integrating third-party APIs High attention-to-detail Desirables: Proficiency in React & JS frameworks Exposure to Web Security principals Exposure to Docker and Kubernetes Exposure to ThreeJS Exposure to GraphQL Understanding of unit & integration testing Know your way around Figma Full More ❯