Senior React Developer with Fixed Income experience

VISTULO is hiring experienced frontend engineers to join a major North American bank's capital markets division focused on fixed income trading. The role supports core product teams building frontend applications used daily in the bank’s fixed income business.

• 6+ years of professional experience with React and JavaScript/TypeScript.
• Understanding of fixed income trading, ideally with RFQ execution model experience.
• Ability to follow and understand technical conversations and explain complex systems.
• Humility to ask questions where necessary.
• Open mind, curiosity, and desire to learn new technologies and business domains.
• Ability to align working schedule to US Eastern business hours during onboarding.

Nice-to-Haves:

• Exposure to backend Java.
• Experience with OpenFin, Electron, or similar desktop runtimes.
• Financial market experience.
• Computer science degree from a top Polish technical university.

• Design, develop, and maintain desktop applications written in React, JavaScript, and TypeScript using the OpenFin framework.
• Ensure high performance and reliability by writing well-structured code.
• Work with backend systems via REST APIs and data streaming. Ability to read backend Java code is a plus.
• Participate in team discussions and contribute to architectural decisions for improving system scalability and maintainability.

Only open to residents of Poland (Polish citizens or legal residents with permission to work in Poland). Requires alignment with US Eastern business hours during onboarding. Successful candidates must pass a standard background check.