8live jobs
1countries hiring
1government registers listing it
0postings mention sponsorship
Sponsor Radar
Licensed sponsor — Skilled Worker · A rating
Register of licensed sponsors — UK Home Office · London · on register as of 2026-10-15
Employer-level evidence: these records show this company has sponsored (or is licensed to sponsor). They never guarantee sponsorship for a particular vacancy or candidate. Always confirm on the specific role.
Hiring focus (live)
ML Research Engineer1
Security Lead1
Research Engineer, Benchmarking1
Evolutionary Optimisation1
Research Engineer, Evals1
Networking & Interconnect Systems1
Open roles at Callosum Ltd
ML Research Engineer - Member of Technical Staff
London
Security Lead - Member of Technical Staff
London
Research Engineer, Benchmarking - Member of Technical Staff
London
Evolutionary Optimisation - Member of Technical Staff
London
Research Engineer, Evals - Member of Technical Staff
London
Networking & Interconnect Systems - Member of Technical Staff
London
Agent Runtime & Systems - Member of Technical Staff
London
Applied AI - Member of Technical Staff
London
London
Security Lead - Member of Technical Staff
London
Research Engineer, Benchmarking - Member of Technical Staff
London
Evolutionary Optimisation - Member of Technical Staff
London
Research Engineer, Evals - Member of Technical Staff
London
Networking & Interconnect Systems - Member of Technical Staff
London
Agent Runtime & Systems - Member of Technical Staff
London
Applied AI - Member of Technical Staff
London