Principal Software Engineer
- Location
- Belfast City District, Northern Ireland, United Kingdom
leader for a real-time trading platform used daily by brokers across Rates & FX desks. The frontend is a large-scale React/TypeScript monorepo — dense data grids, real-time pricing via WebSocket and GraphQL subscriptions, and complex multi-panel layouts. You’ll set the technical direction and make sure … real market conditions. Role Responsibilities Own the frontend architecture: define component boundaries, state management patterns, and data-flow contracts across a pnpm/Turborepo monorepo Drive technical strategy for the platform — evaluate new tools, plan migrations, and make build-vs-buy decisions with clear rationale Set and enforce engineering standards ...