Principal Backend Engineer: AI Infra & Cloud
Summary
Principal engineer at Radiant shaping backend architecture for GPU orchestration, inference-serving infrastructure, and core APIs. Day to day: setting engineering standards, running design reviews, mentoring engineers, and driving cross-team delivery of high-performance, reliable, and secure AI systems. Hands-on leadership role based in London.
Radiant is seeking a Principal Software Engineer to shape the design and development of its GPU orchestration, inference-serving infrastructure, and core APIs. You will set engineering standards, mentor engineers, and collaborate across squads to deliver high-performance AI systems.
You will lead backend architecture, design reviews, and cross-team initiatives while maintaining production-grade reliability and security. This is a hands-on, leadership role driving technical direction.
