Trading 212 Ltd. is seeking a Senior Frontend Engineer to own complex frontend features across web and mobile. You will design and evolve React and React Native systems, build durable abstractions, and tackle rendering and performance bottlenecks with Type Script. Collaborate with product, backend, and QA to deliver scalable user experiences while maintaining high-quality tests and code reviews. You will shape architecture, drive reusable components, and mentor peers to raise frontend standards #J-18808-Ljbffr