Job Description

Principal Software Engineer – FinTech – Hybrid (2-3 days a week in London) – Permanent – £120k Salary + 20% Bonus + Benefits

A well-established UK financial services organisation is looking for a Principal Software Engineer to provide technical leadership across its engineering function during a period of platform and product growth. This is a hands-on leadership role combining architecture, delivery, and team management. You’ll lead the design of scalable, secure, and fault-tolerant systems, define technical standards, mentor engineers, and guide multiple projects from concept through to delivery. Working closely with product, business, and leadership teams, you’ll ensure technology decisions align with business goals while driving modern engineering practices.

The environment includes cloud platforms (AWS/Azure), modern backend development (C# and other languages), web frameworks, Agile delivery, and enterprise-scale ...