Operations Jobs at Callosum

Callosum is a company building infrastructure for artificial intelligence and computing. It focuses on integrating heterogeneous chips and AI models, allowing hardware and intelligence to co-evolve. The company provides a software orchestration layer that works across different types of accelerators to deliver AI inference tailored to specific workloads. It is based in London.

Callosum is also hiring in engineering (12) and data and AI (4).

Its roles are in London, UK (16).

You set up the systems that keep the company running, from vendors and tooling to how work gets scheduled. The job changes shape as the company grows, and nobody hands you a process to follow. In a large firm this work is split between finance, facilities and a project office.