1 to 25 of 55 React Jobs in the City of London

Front-End Developer – React Native/React – AI Product Up to £65k + 10% bonus + equity London (Hybrid) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their fast-moving team. You’ll work closely with designers and engineers to build beautiful, responsive user interfaces across mobile and … web, using React, React Native, and modern JavaScript frameworks. This is a great opportunity for someone who enjoys innovation, ownership, and building visually engaging products. You'll be joining a collaborative, design-focused team solving some of the most interesting problems in natural language processing and knowledge visualisation. What You’ll Be Doing Building responsive front-end experiences in React … React Native, and Expo Collaborating closely with the Lead Visual Designer on clean and consistent UI/UX Developing new user-facing features and shipping high-quality code Working with cloud-based hosting services to support scalable applications Staying up to date with front-end technologies and contributing ideas to improve development Pair programming, code reviewing, and pushing to GitHub More ❯

Front-End Developer – React Native/React – AI Product Up to £65k + 10% bonus + equity London (Hybrid) A cutting-edge AI company shaping the future of strategic insight is looking for a Front-End Developer to join their fast-moving team. You’ll work closely with designers and engineers to build beautiful, responsive user interfaces across mobile and … web, using React, React Native, and modern JavaScript frameworks. This is a great opportunity for someone who enjoys innovation, ownership, and building visually engaging products. You'll be joining a collaborative, design-focused team solving some of the most interesting problems in natural language processing and knowledge visualisation. What You’ll Be Doing Building responsive front-end experiences in React … React Native, and Expo Collaborating closely with the Lead Visual Designer on clean and consistent UI/UX Developing new user-facing features and shipping high-quality code Working with cloud-based hosting services to support scalable applications Staying up to date with front-end technologies and contributing ideas to improve development Pair programming, code reviewing, and pushing to GitHub More ❯

Content Management System (CMS) such as Sitecore, EpiServer, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a unique opportunity to join a More ❯

Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Training will be provided in any of the More ❯

completion across global offices The Ideal Candidate: Proven experience as a Full Stack Developer with a passion for excellence Extensive proficiency in JavaScript, TypeScript, and modern front-end frameworks (React preferred) Skilled in architecting and implementing component-based systems with strong HTML5 and CSS3 expertise Takes pride in software craftsmanship and clean, well-designed codebases Experienced in developing web applications More ❯

s degree in Computer Science, Software Engineering, or a related field (or equivalent experience) Proficiency in HTML5, CSS3, and JavaScript Familiarity with at least one modern front-end framework (React, Vue, or Angular preferred) Basic understanding of responsive design, accessibility, and cross-browser compatibility Knowledge of Git for version control Strong attention to detail and willingness to learn from senior More ❯

Key Responsibilities Lead the design, development, and deployment of scalable full stack applications using React and AWS services. Collaborate with cross-functional teams including Product, Architecture, and Test to deliver high-quality software. Champion best practices in software engineering, including CI/CD, automated testing, and code reviews. Mentor junior engineers and contribute to a culture of continuous improvement. Participate More ❯

into AEM, delivering scalable cloud native digital experiences. Role Requirements: Extensive experience in Adobe Experience Manager development. Strong Java, Sling, OSGI and slightly skills Strong front-end skills: Javascript, React, Angular and HTML5 Experience with CI/CD pipelines, Git, Jenkins and Cloud Manager Ability to translate Figma designs into responsive AEM components. 6 month Contract Location: London/Hybrid More ❯

Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree More ❯

Experience 5–7 years of professional experience across software engineering, DevOps, or applied data science Strong programming skills in Python and familiarity with JavaScript/TypeScript Working knowledge of React (not a frontend role, but an understanding of the stack is important) Hands-on experience with containerisation (Docker) and cloud deployment (Terraform, microservices, Azure) Exposure to Jupyter notebooks , and understanding More ❯

Experience 5–7 years of professional experience across software engineering, DevOps, or applied data science Strong programming skills in Python and familiarity with JavaScript/TypeScript Working knowledge of React (not a frontend role, but an understanding of the stack is important) Hands-on experience with containerisation (Docker) and cloud deployment (Terraform, microservices, Azure) Exposure to Jupyter notebooks , and understanding More ❯

with JavaScript or TypeScript and Node Exposure of Laravel and/or Python (Django or Flask a plus) Familiarity with Drupal and some knowledge of modern front-end frameworks (React, Vue, etc.) What You'll Do: Build scalable applications using modern frameworks and clean architecture Contribute to backend services and APIs (Python or Laravel-based) Help re-platform and migrate More ❯

Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree More ❯

You'll focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and/or Angular. This is a senior, hands-on position, you'll collaborate with colleagues in the US and Canada and be the sole resource on these systems for 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 ❯

have a direct impact on improving customer experience and internal support processes. We’re looking for someone with: UI development or support experience Exposure to at least two of: ReactJS, GraphQL, AngularJS, AJAX, CSS, Mobile app development Ability to read/debug JavaScript and use browser developer tools Scripting with JavaScript, Python, Bash or Shell Understanding of MySQL or Oracle More ❯

have a direct impact on improving customer experience and internal support processes. We’re looking for someone with: UI development or support experience Exposure to at least two of: ReactJS, GraphQL, AngularJS, AJAX, CSS, Mobile app development Ability to read/debug JavaScript and use browser developer tools Scripting with JavaScript, Python, Bash or Shell Understanding of MySQL or Oracle More ❯

Candidate: Proven track record as a Product Owner or Product Manager in B2B SaaS in FinTech, RegTech, or compliance Technically fluent and confident working closely with engineering teams (e.g. React, Node.js, Python) Experience working in fast-paced startup settings with a strong focus on product-market fit Strong customer focus with a growth mindset and excellent communication skills Reach out More ❯

Candidate: Proven track record as a Product Owner or Product Manager in B2B SaaS in FinTech, RegTech, or compliance Technically fluent and confident working closely with engineering teams (e.g. React, Node.js, Python) Experience working in fast-paced startup settings with a strong focus on product-market fit Strong customer focus with a growth mindset and excellent communication skills Reach out 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 ❯

massive tick-by-tick market data streams Technical Requirements: 4+ years of software engineering experience Proven ability to handle massive real-time data streams Strong expertise in TypeScript and React Deep understanding of JavaScript performance optimisation Experience with memory management and execution strategies What They Offer: Cutting-edge trading technology platform Intellectually stimulating engineering challenges Performance-based bonus Medical insurance More ❯

Cloud environments (AWS) Knowledge of back-end languages mainly Java (Kotlin, Scala or Go would be beneficial) Knowledge of front-end languages and libraries would be a bonus (e.g. React, Vue, Flutter) Familiarity with data design, handling and security Excellent communication and teamwork skills Attention to detail An analytical mind We are an equal opportunities employer and welcome applications from More ❯

Cloud environments (AWS) Knowledge of back-end languages mainly Java (Kotlin, Scala or Go would be beneficial) Knowledge of front-end languages and libraries would be a bonus (e.g. React, Vue, Flutter) Familiarity with data design, handling and security Excellent communication and teamwork skills Attention to detail An analytical mind We are an equal opportunities employer and welcome applications from 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 to join their award winning team. With a strong presence in global markets, they 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 to join their award winning team. With a strong presence in global markets, they More ❯