Job Type: Permanent. Build a brilliant future with the company.

Principal Machine Learning Engineer

Location

London / York

Why the company London Market

The company London Market sits at the centre of global specialist insurance, tackling some of the most complex and unusual risks in the world. These are not commoditised problems, they demand deep expertise, strong judgement, and increasingly, sophisticated data and machine learning capabilities.

We have a strong track record of putting AI into real production use, from augmenting underwriting decisions to shaping future market standards through partnerships and market‑first innovation. This is an environment where advanced ML systems are expected to operate reliably, safely, and at scale, not remain in experimentation.

You’ll join a culture that values technical excellence, ownership, and courage, where senior individual contributors are trusted to set d...