Jobs for senior react developer at London

Senior React Native Developer - Contract (Outside IR35) 2.5 months | UK | Starting late September 2026 hedgehog lab is looking for a senior React Native contractor to join us for an immediate mobile app build, starting at the end of September. You will be working with one of our clients, a major UK consumer media business, on a mobile app used by millions of...

hackajob is partnering directly with NEXT to hire for this role. About the Role: As our Frontend-focused Developer, you will join an agile team led by a Delivery Manager. Your primary responsibility will be developing the user interface for our quality-centric eCommerce platform, which serves millions of users worldwide. You will collaborate with other...

Hi! Explore cooperation opportunities with Scalo! Scope of cooperation: developing and enhancing customer-facing applications in the area of backup, disaster recovery, and IT resilience, building frontend solutions using React and TypeScript, developing backend services and REST APIs with C#/.NET or Node.js, working with SQL Server / Azure SQL and Microsoft...

Role: ​React DeveloperDay Rate: Competitive Start date: ASAPLocation: ​London or Sheffield  Role description:Develop and maintain high-quality, scalable, and responsive web applications using React.js and its ecosystem, specifically for AI-driven tools.Translate complex AI/ML concepts and data visualisations into clear, intuitive, and...

React Developer (remote, Asian Time zone)A competition agency we are currently working with is looking for an experience React and React Native developer to join the team working remotely from anywhere in the world!The main tasks for the role will be to help build and maintain both web and mobile applications for the completion site.The technical stack you...

Get AI-powered advice on this job and more exclusive features.Direct message the job poster from Oliver BernardConsultant | Specialist in growing Software Engineering teams.Senior Frontend Developer (React)2-3 days p/week in LondonUp to £85k plus equityWould you like the opportunity to join an organisation looking to revolutionise the construction space?...

The Role We are looking for great React Native and React developers. Your primary focus will be on developing our React Web and Mobile SDKs and Twitch Extension. You will be working on adding new features to the product as well as fixing features. Key Responsibilities Developing new features for our web and mobile SDKs and Twitch Extension Improve...

Job DescriptionTalan is seeking a skilled C# Developer with REACT experience to join our delivery teams working on Front Office platforms within Global Markets environments.In this role, you will design, build, and enhance regulatory, alerting, and sales enablement solutions, supporting front-office users in fast-paced trading environments. You will work...

About usAt Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows.Xelix is a fast-paced scale-up – things move fast and expectations are high. We raised our Series B...

I'm working with a well-funded startup who are hunting for a React Developer to join their team near Liverpool Street.Considering applying for this job Do not delay, scroll down and make your application as soon as possible to avoid missing out.They're at an exciting time right now as they're popular in the UK market but would eventually like to be a global...

About The RoleWe are looking for Frontend engineers to help us build the Alena app. Alena helps users uncover the root cause of their social anxiety and offers targeted treatment that adjusts and adapts to their needs. You will join our tech team, and will work on building the treatments in our social anxiety programme. You will also help our science team...

Front-End Developer (React and React Native)Competitive salaryBromley, KentFixed Term ContractFull-Time Were looking for an experienced Frontend Developer (React & React Native) to join our Digital Solutions team on a 12-month fixed-term contract. In this hands-on role, youll play a key part in growing our digital platform, delivering intuitive omni-channel...

We are looking for an experienced Full Stack Developer with strong expertise in Python and React.js to design, develop, and maintain scalable web applications. The ideal candidate should have hands-on experience building microservices, REST APIs, cloud-native applications, and modern frontend solutions.Key ResponsibilitiesDesign, develop, and maintain web...

Job DescriptionAbout Talan At Talan, we deliver technology solutions in partnership with leading global clients. We are currently supporting one of our long standing clients in building and enhancing a front office risk and valuation platform used in a fast paced, real time environment.The Role We are seeking a hands on Senior Developer to join a high impact...

Talan Group is looking for a Senior Developer to join their technology team in Greater London. This role requires expertise in TypeScript and React, where you will design and deliver features across UI and backend services. You will collaborate closely with stakeholders to refine requirements and support live systems. The position offers a hybrid working...

Job DescriptionMake sure to read the full description below, and please apply immediately if you are confident you meet all the requirements.We are looking for an experienced Full Stack Developer with strong expertise in Python and React.js to design, develop, and maintain scalable web applications. The ideal candidate should have hands-on experience...

Front-End Developer (React and React Native) Competitive salary Bromley, Kent Fixed Term Contract Full-Time We’re looking for an experienced Frontend Developer (React & React Native) to join our Digital Solutions team on a 12‑month fixed‑term contract. In this hands‑on role, you’ll play a key part in growing our digital platform, delivering...

About The RoleWe are looking for Full Stack engineers to help us build the Alena app. Alena helps users uncover the root cause of their social anxiety and offers targeted treatment that adjusts and adapts to their needs. You will join our tech team, and will work on building the treatments in our social anxiety programme. You will also help our science team...

About The Company Emma is the app to manage all things money. Our mission is to empower millions of people to live a better and more fulfilling financial life. Emma was founded by engineers, who are extremely focused on coding, product and data. These are the three pillars on which we want to build a strong tech culture and fix personal finance once for...

Front End React Developer, React, Javascript, NW London to £75K 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,...