376 to 400 of 765 React Jobs in London

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 ❯

collaborative and agile environment. Key Responsibilities: Design, develop, test, and deploy full stack web applications using Java (Spring Boot) on the backend and modern JavaScript frameworks on the frontend (React, Angular, or Vue.js). Develop RESTful APIs and integrate with third-party services and databases. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, efficient … of hands-on experience with Java development, especially with Spring Boot or similar frameworks . Strong experience in front-end technologies like HTML, CSS, JavaScript, and frameworks such as React.js , Angular , or Vue.js . Proficiency in working with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB). Experience building and consuming RESTful APIs and working with JSON/ More ❯

and maintain our subsystems. We’re doing all of this against a backdrop of continuous innovation and refinement. The Role We are looking for a Fullstack Engineer (Go + React) to help scale and evolve the core Xapien platform as we grow rapidly. Working directly with our Head of Engineering , you will play a key role in shaping the future … clean, maintainable code. Here’s what you will be responsible for: Designing and building scalable microservices in Go, as part of a growing platform architecture. Developing intuitive and performant React components to enhance our frontend experience. Collaborating closely with product and design teams to turn complex user needs into elegant technical solutions. Writing clean, testable, and maintainable code across the …/CD pipelines, observability, and automation alongside platform engineers. Your Skills & Experience: Must-haves to be successful in this role: Strong experience writing backend services in Go. Proficiency in React and modern JavaScript/TypeScript. Solid understanding of microservices architecture, RESTful APIs, and service-to-service communication. Experience working with cloud infrastructure (e.g. AWS, GCP or Azure). Strong grasp More ❯

and maintain our subsystems. We’re doing all of this against a backdrop of continuous innovation and refinement. The Role We are looking for a Fullstack Engineer (Go + React) to help scale and evolve the core Xapien platform as we grow rapidly. Working directly with our Head of Engineering , you will play a key role in shaping the future … clean, maintainable code. Here’s what you will be responsible for: Designing and building scalable microservices in Go, as part of a growing platform architecture. Developing intuitive and performant React components to enhance our frontend experience. Collaborating closely with product and design teams to turn complex user needs into elegant technical solutions. Writing clean, testable, and maintainable code across the …/CD pipelines, observability, and automation alongside platform engineers. Your Skills & Experience: Must-haves to be successful in this role: Strong experience writing backend services in Go. Proficiency in React and modern JavaScript/TypeScript. Solid understanding of microservices architecture, RESTful APIs, and service-to-service communication. Experience working with cloud infrastructure (e.g. AWS, GCP or Azure). Strong grasp More ❯

and maintain our subsystems. We’re doing all of this against a backdrop of continuous innovation and refinement. The Role We are looking for a Fullstack Engineer (Go + React) to help scale and evolve the core Xapien platform as we grow rapidly. Working directly with our Head of Engineering , you will play a key role in shaping the future … clean, maintainable code. Here’s what you will be responsible for: Designing and building scalable microservices in Go, as part of a growing platform architecture. Developing intuitive and performant React components to enhance our frontend experience. Collaborating closely with product and design teams to turn complex user needs into elegant technical solutions. Writing clean, testable, and maintainable code across the …/CD pipelines, observability, and automation alongside platform engineers. Your Skills & Experience: Must-haves to be successful in this role: Strong experience writing backend services in Go. Proficiency in React and modern JavaScript/TypeScript. Solid understanding of microservices architecture, RESTful APIs, and service-to-service communication. Experience working with cloud infrastructure (e.g. AWS, GCP or Azure). Strong grasp More ❯

and maintain our subsystems. We’re doing all of this against a backdrop of continuous innovation and refinement. The Role We are looking for a Fullstack Engineer (Go + React) to help scale and evolve the core Xapien platform as we grow rapidly. Working directly with our Head of Engineering , you will play a key role in shaping the future … clean, maintainable code. Here’s what you will be responsible for: Designing and building scalable microservices in Go, as part of a growing platform architecture. Developing intuitive and performant React components to enhance our frontend experience. Collaborating closely with product and design teams to turn complex user needs into elegant technical solutions. Writing clean, testable, and maintainable code across the …/CD pipelines, observability, and automation alongside platform engineers. Your Skills & Experience: Must-haves to be successful in this role: Strong experience writing backend services in Go. Proficiency in React and modern JavaScript/TypeScript. Solid understanding of microservices architecture, RESTful APIs, and service-to-service communication. Experience working with cloud infrastructure (e.g. AWS, GCP or Azure). Strong grasp More ❯

software solutions. You will work closely with other developers, UX/UI designers and stakeholders to ensure that our products meet the highest standards. Your expertise in C#, .NET, React and Azure will be crucial in driving our technology initiatives forward. The Senior Developer is a key role within BDO IT's Solutions Development team and reports to either a … be someone with: Proven hands-on track record of successfully building and delivering digital products (web apps and services) to market using agile methodologies. Strong proficiency in C#, .NET, React and Azure. Other development skillsets: JavaScript, HTML/CSS, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, Azure Service Bus), ARM/Bicep templates, SharePoint. Demonstrable More ❯

role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯

role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯

role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯

role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯

Espire Infolabs is hiring for Front End Developer(React.js) for London, UK location. Role : Front End Developer(React.js) Location: London, UK(3 Days/Week onsite) Desired Industry Experience: 5+ years Relevant Experience: React.Js, Typescript, Azure Job Description: Proven experience as a Front-End Developer with a focus on React.js, and Typescript. Familiarity with C# and .Net. Strong proficiency in … Strong problem-solving and debugging skills. Excellent teamwork and communication skills. Attention to detail and an eye for design and user experience. A portfolio of past projects showcasing your React.js expertise. More ❯

experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions - Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯

Front End React Developer, React, Javascript, NW London to £80K A leading financial software company are looking for a Front End JavaScript developer who is proficient with React.js. The role is Offcie based in North West London, Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows, specifically Redux and RTK. You … team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important. Responsibilities Developing new user-facing features using React.js Building reusable components and front-end libraries for future use Translating designs and wireframes into high quality code Optimising components for maximum performance across a vast array of web-capable … devices and browsers Skills Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model Experience developing with typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools More ❯

backlog, growing demand and to improve performance of the site. -They are now looking for a Product Developer who is able to work end to end. -Tech stack is React.js on Next.js and hosted on AWS. -ideally 4+ years’ worth of experience and able to work autonomously. Salary, Location and benefits -£85-100k plus Equity -Based in Bethnal Green More ❯

backlog, growing demand and to improve performance of the site. -They are now looking for a Product Developer who is able to work end to end. -Tech stack is React.js on Next.js and hosted on AWS. -ideally 4+ years’ worth of experience and able to work autonomously. Salary, Location and benefits -£85-100k plus Equity -Based in Bethnal Green More ❯

backlog, growing demand and to improve performance of the site. -They are now looking for a Product Developer who is able to work end to end. -Tech stack is React.js on Next.js and hosted on AWS. -ideally 4+ years’ worth of experience and able to work autonomously. Salary, Location and benefits -£85-100k plus Equity -Based in Bethnal Green More ❯

backlog, growing demand and to improve performance of the site. -They are now looking for a Product Developer who is able to work end to end. -Tech stack is React.js on Next.js and hosted on AWS. -ideally 4+ years’ worth of experience and able to work autonomously. Salary, Location and benefits -£85-100k plus Equity -Based in Bethnal Green More ❯

Java Developers to work on a Law Enforcement programme. Key Responsibilities: Work on data mapping and report writing in Java. Essential Skills: Java AWS Spring Boot Kafka Desirable Skills: React JavaScript SC + NPPV3 Cleared Java Developer - 6 months+ - £Inside IR35 - Remote with occasional travel to London Damia Group Limited acts as an employment agency for permanent recruitment and employment More ❯

Startup – Up to 150k 🚀🧠 💰 Salary: £80,000 - £150,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) 📈 Team size: 27 heads Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the More ❯

to challenge when needed ISTQB certification (or on the path to it) is a plus The environment you'll be working in: Modern tech stack across web and app (React, TypeScript, Flutter, and more) Agile, collaborative team culture with quick feedback cycles A balance of autonomy and support — your ideas will genuinely shape the process More ❯

to challenge when needed ISTQB certification (or on the path to it) is a plus The environment you'll be working in: Modern tech stack across web and app (React, TypeScript, Flutter, and more) Agile, collaborative team culture with quick feedback cycles A balance of autonomy and support — your ideas will genuinely shape the process More ❯

and frontend system architecture. Collaborate closely with product and backend teams to deliver measurable results and ship daily. The ideal candidate: 5+ years of hands-on industry experience with React, TypeScript, HTML, and CSS. Demonstrated ability to take features from 0-1, ship rapidly, and proactively drive solutions. Possesses legal right to work in the UK and thrives in a More ❯

technologies and AI applications to advance demonstration methodologies Provide technical mentorship and elevate engineering standards across the solutions team What you'll Bring Demonstrated expertise in JavaScript/TypeScript, React, and Next.js with production deployment experience Professional background implementing or integrating headless CMS or eCommerce solutions Proficiency building API integrations (REST/GraphQL) within enterprise architectures Strong command of modern More ❯

technologies and AI applications to advance demonstration methodologies Provide technical mentorship and elevate engineering standards across the solutions team What You'll Bring Demonstrated expertise in JavaScript/TypeScript, React, and Next.js with production deployment experience Professional background implementing or integrating headless CMS or eCommerce solutions Proficiency building API integrations (REST/GraphQL) within enterprise architectures Strong command of modern More ❯