2 of 2 Performance Tuning Jobs in Northern Ireland

based) Flexible working Bonus/share scheme Clear career progression You will be part of a highly skilled global engineering team building innovative, high-performance systems that support the future of financial markets. The organisation is passionate about cutting-edge technology, continuous learning, and contributing to the wider engineering … contribute to the design, development, and delivery of complex production systems. You will work closely with Senior and Principal Engineers to build scalable, high-performance solutions using C++ and Python. You will support the full software development lifecycle, from design through to deployment, while helping to optimise performance ...

Take ownership of UI and frontend implementation across several product lines, with a strong focus on React and modern component architecture. Build interactive, high-performance data visualisation experiences using libraries such as D3.js, ECharts, or similar. Develop and evolve the UI for a developer homepage with 50,000+ active … users, ensuring it is intuitive, responsive, and visually compelling. Set technical standards for UI engineering - component structure, state management, performance optimisation, accessibility, and design systems. Collaborate closely with UX designers, product managers, data engineers, and platform teams. Mentor and guide other engineers while remaining hands-on with coding, reviews ...