Python Middle Office Developer

LMAX Group

📍 London, England, United Kingdom

Full time Computer Occupations Posted June 17, 2026

Job Description

Overview

LMAX is looking for a Python developer to join our middle-office team. This team works closely with the infrastructure, research and treasury teams. In this position you can expect to take a significant role in the development of our trade reconciliation, back-testing framework and trading monitoring. You will be working with the team to design and implement our trading system with a predominant focus on data engineering. We are looking for developers who are confident in their ability to develop software, both with others and on their own.

A finance or trading background is not required.

 

What you will be working on

Our infrastructure team works in C++ and our research team works in Python for analysis and automation. This role sits within the middle-office team, working p...