Senior React Developer

For our client from the banking sector , we are looking for an experienced Senior React Developer to join the Sunray team and contribute to the development and maintenance of the EFM UI application — a business-critical administration interface supporting investment fund order processing. You will work alongside an existing Frontend Developer, focusing on the development of a redesigned application built with modern technologies , as well as ongoing support and improvements. If you are a Senior React Developer looking for a role combining modern frontend technologies, a banking environment and a business-critical application , we would be happy to hear from you. Daily tasks: - Develop and enhance the new version of the EFM UI. - Translate new business requirements into high-quality frontend solutions. - Support the preparation, stabilization and production rollout of upcoming releases. - Investigate issues, troubleshoot and fix bugs in both existing and newly delivered functionality. - Maintain and improve code quality, including addressing identified vulnerabilities and framework dependencies. - Collaborate closely with Backend Developers, Business Analysts, Test Engineers and business users. - Clarify requirements, investigate production issues and help define effective technical solutions. - Participate in Agile ceremonies such as backlog refinement, sprint planning and reviews. - Contribute to production support and ensure the application remains stable and reliable. React.js 18+ TypeScript React Query React Testing Library Material UI Tailwind CSS React Hook Form Strong understanding of hook-oriented / functional programming Good communication and collaboration skills Must have: React, TypeScript, Material UI, Tailwind Nice to have: Java, Spring Boot