Senior Core Developer (GUI) | London

Oxford Knight • London, England • Posted June 10, 2026

About the Role

About the role

Join the Core Development team in a senior engineering role focused primarily on trading GUI development. You’ll work in a small, high-impact team with broad exposure across the business, partnering closely with traders on the tools they use day to day while also contributing to wider core development projects.


What You’ll Do

  • Build and enhance the trading GUI used by traders in their day-to-day activities

  • Work closely with traders to improve usability, workflows, and tooling

  • Capture and expose trading activity data from a large number of exchanges to internal users and systems

  • Contribute to systems for real-time positions, alerts, and reporting through reconciliation of trades and transfers

    • Hard Requirements

  • Advanced knowledge of Python 3

  • Strong experience building desktop GUI applications

  • Familiarity with t...