Senior Python Developer – Risk & PnL Platform (London)
Summary
Build and maintain a derivatives trading risk and PnL platform in Python, designing APIs, services, and data flows for a small team.
Lorien in London is seeking a Senior Python Developer to join the Risk & PnL Team on a critical trading platform. The role is primarily onsite in London (minimum 50% onsite) and initially a 6-month contract with strong extension prospects.
You will contribute to TRACC, a business-critical application used by Derivatives Execution & Clearing, across API, DB, and frontend work. Working in a small team, you will drive Agile practices, design and implement Python services, APIs, and data flows,