React Developer - Trading Systems - London (Hybrid) My client, a leading London-based investment bank, is embarking on a greenfield front-office React application build from the ground up. This is a fantastic opportunity to play a key role in designing and developing a cutting-edge trading system that will be used by traders and quantitative analysts. As part of a highly skilled and dynamic team, you'll have the autonomy to shape the architecture, technical direction, and best practices in a fast-paced, high-performance environment. This role is perfect for a passionate developer who thrives in a hands-on, ownership-driven position within front-office trading technology. What You'll Need: Strong expertise in React & Redux - deep understanding of state management and component-driven architecture Experience building applications from scratch - ability to define architecture and make key technical decisions CI/CD best practices - ensuring high-quality, scalable, and maintainable code Financial services/trading experience - exposure to front-office or real-time trading applications is a plus