Principal Data Scientist

Summary

Provide technical leadership for data science across Claims Fraud, shaping the approach to risk decisioning and fraud detection in partnership with Product and Engineering Design, build and iterate on production ML and Generative AI/LLM systems that support claims validation and automation…

This is a short summary. The full description, and the application form, are on Marshmallow’s own careers page.

Location

London

Visa sponsorship

Yes

Relocation support

No

Salary

Not listed

Role family

Data Science / ML / AI

Posted

9 Jul 2026 · 100 days ago

Last checked

17 Oct 2026