Principal Software Engineer Python - Fintech
Location
London, England
Job Type
full time
Category
Computer Occupations
Posted
June 16, 2026
Principal Software Engineer / Developer (Python AWS) London / WFH to £150k
Join a high-growth, VC-backed Fintech building a market-leading analytics platform used by Hedge Funds, Asset Managers and global financial institutions.
As a Principal Software Engineer, you will play a pivotal role in shaping the technical direction of a large scale cloud-native platform, combining hands-on software development with architectural leadership and technical strategy.
Working across multiple engineering teams, you will define architectural standards, review solution designs, tackle complex technical challenges and ensure that performance, scalability, security and reliability are built into every solution from the outset.
This ...