React UI Developer

React UI Developer | Hybrid (3 days WFO) | London | 12+ Month Contract

We’re seeking an experienced React UI Developer to join our London-based team on a 12+ month hybrid contract. You’ll work on building modern, high-performance user interfaces for trading and carbon credit management systems in a fast-paced enterprise environment.

🔧 Key Skills

React 18, TypeScript, JavaScript (ES6+)

Vite, SCSS/Sass, RESTful API Integration

Azure MSAL, SignalR, AG Grid / DevExpress / Telerik

Jest, React Testing Library, Git, CI/CD

🧠 Responsibilities

Develop scalable and responsive web applications using React 18 and TypeScript

Build interactive dashboards and data grids with enterprise UI libraries (AG Grid, DevExpress, etc.)

Implement secure authentication using Azure MSAL (Microsoft Authentication Library)

Create real-time features with SignalR for live trading and reporting updates

Integrate with REST APIs using Axios and generated API clients (Orval)

Develop clean, maintainable, and well-tested code following best practices

Collaborate with designers and backend developers to deliver seamless user experiences

🎯 Preferred Experience

Azure Cloud and deployment pipelines

Blazor (WebAssembly/Server) knowledge – highly desirable

Experience with data visualization and reporting dashboards

Understanding of accessibility (WCAG) standards

Exposure to energy trading, carbon markets, or environmental compliance systems

🎓 Qualifications

Bachelor’s degree (or equivalent experience)

8+ years of experience in modern front-end development

📍 Location: London (Hybrid – 3 days WFO)

⏳ Contract Duration: 12+ months