351 to 375 of 765 React Jobs in London

role - 3 months initial We're looking for a skilled contract Software Engineer with Security Clearance working Inside Ir35. London based - 2/3 days onsite Essential Skills: Javascript React Typescript Node for application development More ❯

These roles would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement year in industry. All Graduate/Junior Developer More ❯

out a brand-new division from scratch and need immediate, hands-on Lead Engineers with both strong technical skills and proven people leadership experience. ➡️ Tech stack: JavaScript, TypeScript, Node.js, React or Vue (not all essential) ➡️ Location: Hybrid — 2 days onsite in Central London ➡️ Rate: £600-650pd (Outside IR35) If you’re interested, his the apply button ASAP! Lead Engineers More ❯

out a brand-new division from scratch and need immediate, hands-on Lead Engineers with both strong technical skills and proven people leadership experience. ➡️ Tech stack: JavaScript, TypeScript, Node.js, React or Vue (not all essential) ➡️ Location: Hybrid — 2 days onsite in Central London ➡️ Rate: £600-650pd (Outside IR35) If you’re interested, his the apply button ASAP! Lead Engineers More ❯

out a brand-new division from scratch and need immediate, hands-on Lead Engineers with both strong technical skills and proven people leadership experience. ➡️ Tech stack: JavaScript, TypeScript, Node.js, React or Vue (not all essential) ➡️ Location: Hybrid — 2 days onsite in Central London ➡️ Rate: £600-650pd (Outside IR35) If you’re interested, his the apply button ASAP! Lead Engineers More ❯

out a brand-new division from scratch and need immediate, hands-on Lead Engineers with both strong technical skills and proven people leadership experience. ➡️ Tech stack: JavaScript, TypeScript, Node.js, React or Vue (not all essential) ➡️ Location: Hybrid — 2 days onsite in Central London ➡️ Rate: £600-650pd (Outside IR35) If you’re interested, his the apply button ASAP! Lead Engineers More ❯

Stack) for a super interesting start-up in London. Location: London (2-3 days a week onsite). Salary: £95,000 - 100,000. Ideal background://Expertise with React, TypeScript.//Excellent knowledge of Python, Django and FastAPI.//Knowledge of AWS in a commercial setting is required.//Experience working at a start-up company More ❯

Stack) for a super interesting start-up in London. Location: London (2-3 days a week onsite). Salary: £95,000 - 100,000. Ideal background://Expertise with React, TypeScript.//Excellent knowledge of Python, Django and FastAPI.//Knowledge of AWS in a commercial setting is required.//Experience working at a start-up company More ❯

Stack) for a super interesting start-up in London. Location: London (2-3 days a week onsite). Salary: £95,000 - 100,000. Ideal background://Expertise with React, TypeScript.//Excellent knowledge of Python, Django and FastAPI.//Knowledge of AWS in a commercial setting is required.//Experience working at a start-up company More ❯

Stack) for a super interesting start-up in London. Location: London (2-3 days a week onsite). Salary: £95,000 - 100,000. Ideal background://Expertise with React, TypeScript.//Excellent knowledge of Python, Django and FastAPI.//Knowledge of AWS in a commercial setting is required.//Experience working at a start-up company More ❯

working within a consulting organisation is essential Must be either SC cleared or eligible Experience working as a Full Stack Engineer Java development experience Knowledge of front-end frameworks (React/Angular) Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. More ❯

patterns in how people interact with Nothing software Contribute to the architecture, tools, and frameworks that power our AI service layer Requirements Proven experience building production-grade web applications (React, Next.js, or similar) Backend skills in Node.js, Python, or similar; familiarity with microservices or cloud-native infrastructure Experience working with APIs & MCPs (especially LLMs, real-time services, or vector databases More ❯

patterns in how people interact with Nothing software Contribute to the architecture, tools, and frameworks that power our AI service layer Requirements Proven experience building production-grade web applications (React, Next.js, or similar) Backend skills in Node.js, Python, or similar; familiarity with microservices or cloud-native infrastructure Experience working with APIs & MCPs (especially LLMs, real-time services, or vector databases More ❯

has ambitious growth plans. As a Full Stack Engineer you will work on a range of projects across the technology stack, primarily using JavaScript/TypeScript and Node.js (with React on the front end). You'll be developing software solutions that will be used by farms globally, building complex backend systems as well as developing data visualisations and dashboards More ❯

Excellent communication skills and the ability to flourish in a team Located in London/Paris and open to working in office Tech Stack: Python FastAPI Python, Typescript, or React Open source LLMs Building for production Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid parental leave More ❯

Excellent communication skills and the ability to flourish in a team Located in London/Paris and open to working in office Tech Stack: Python FastAPI Python, Typescript, or React Open source LLMs Building for production Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid parental leave More ❯

Excellent communication skills and the ability to flourish in a team Located in London/Paris and open to working in office Tech Stack: Python FastAPI Python, Typescript, or React Open source LLMs Building for production Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid parental leave More ❯

Excellent communication skills and the ability to flourish in a team Located in London/Paris and open to working in office Tech Stack: Python FastAPI Python, Typescript, or React Open source LLMs Building for production Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid parental leave More ❯

which allow us to test product hypotheses rapidly, and once they're proven, build scalable, dependable, and well-tested product for our customers to use. Our tech stack is React with Typescript, MobX, and Tailwind. Ideally, you're an expert in most of those tools, but it's ok if you aren't - we're looking for great people, so More ❯

technical surface areas, enabling us to stay ahead of continued rapid growth Design, develop, and own new product functionality and/or infrastructure leveraging modern frameworks and tooling (TypeScript, React, ) Work with talented and kind engineers to make a significant impact on our customer base, enabling them to improve their security and prove it Contribute to building Vanta's engineering More ❯

and choose the best tools for each project, working across the full software development lifecycle, from idea, design to deployment. What you'll bring Strong experience with JavaScript, especially React/Redux, Svelte, D3, and the modern JS ecosystem (ES6/ES7). An understanding of Figma or similar design tools to help build intuitive UIs. Experience with , npm, webpack More ❯

is not a role for surface-level optimisation — it's about creative, insight-led engineering that makes healthcare simpler, safer, and more accessible. About you (Who you are) Strong React & TypeScript experience and proficiency in with GraphQL. Experience working in highly iterative, data-driven teams. Understanding of conversion funnel optimisation in a digital product. At least 6+ years of experience More ❯

that values continuous learning and global collaboration, where you can make a meaningful impact through innovative projects that shape the future of technology. About the Role The Front-End React Engineer will design, develop, and deliver responsive, accessible, and high-performing web applications using React.js and modern front-end technologies. This role is instrumental in ensuring outstanding user experience, maintainability … and security across digital platforms. Responsibilities Develop scalable and reusable React.js components using TypeScript. Translate UX/UI designs into responsive and accessible web interfaces. Integrate front-end applications with RESTful and GraphQL APIs. Implement secure authentication, session management, and data handling. Optimise applications for performance, accessibility, and cross-browser compatibility. Maintain consistent styling using frameworks such as Material UI … Stay current with emerging front-end technologies and best practices. Qualifications Bachelor’s degree in Computer Science, Software Engineering, or related discipline (or equivalent experience). Relevant certifications (e.g., React Developer, AWS/Azure Developer) are advantageous. Required Skills Strong knowledge of HTML5, CSS3, JavaScript (ES6+), and responsive design. Understanding of state management frameworks (Redux, Zustand, or similar). Familiarity More ❯

that values continuous learning and global collaboration, where you can make a meaningful impact through innovative projects that shape the future of technology. About the Role The Front-End React Engineer will design, develop, and deliver responsive, accessible, and high-performing web applications using React.js and modern front-end technologies. This role is instrumental in ensuring outstanding user experience, maintainability … and security across digital platforms. Responsibilities Develop scalable and reusable React.js components using TypeScript. Translate UX/UI designs into responsive and accessible web interfaces. Integrate front-end applications with RESTful and GraphQL APIs. Implement secure authentication, session management, and data handling. Optimise applications for performance, accessibility, and cross-browser compatibility. Maintain consistent styling using frameworks such as Material UI … Stay current with emerging front-end technologies and best practices. Qualifications Bachelor’s degree in Computer Science, Software Engineering, or related discipline (or equivalent experience). Relevant certifications (e.g., React Developer, AWS/Azure Developer) are advantageous. Required Skills Strong knowledge of HTML5, CSS3, JavaScript (ES6+), and responsive design. Understanding of state management frameworks (Redux, Zustand, or similar). Familiarity More ❯

that values continuous learning and global collaboration, where you can make a meaningful impact through innovative projects that shape the future of technology. About the Role The Front-End React Engineer will design, develop, and deliver responsive, accessible, and high-performing web applications using React.js and modern front-end technologies. This role is instrumental in ensuring outstanding user experience, maintainability … and security across digital platforms. Responsibilities Develop scalable and reusable React.js components using TypeScript. Translate UX/UI designs into responsive and accessible web interfaces. Integrate front-end applications with RESTful and GraphQL APIs. Implement secure authentication, session management, and data handling. Optimise applications for performance, accessibility, and cross-browser compatibility. Maintain consistent styling using frameworks such as Material UI … Stay current with emerging front-end technologies and best practices. Qualifications Bachelor’s degree in Computer Science, Software Engineering, or related discipline (or equivalent experience). Relevant certifications (e.g., React Developer, AWS/Azure Developer) are advantageous. Required Skills Strong knowledge of HTML5, CSS3, JavaScript (ES6+), and responsive design. Understanding of state management frameworks (Redux, Zustand, or similar). Familiarity More ❯