💼 Full-Time Position

Principal Software Engineer

🏢
Harvey Nash
📍 london, england, United-Kingdom
📍
Location
london, United-Kingdom
📅
Posted
May 31, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

I’m working with one of our major Financial domain clients based in Central London, and they’re looking for a Principal Software Engineer to join their team.

This role requires a highly skilled, hands-on professional who is passionate about technology and finance, experienced in working within a low-latency enterprise event-driven architecture hosted on AWS cloud, with expertise in C# .NET, React front end, and Java components.

The ideal candidate:

  • Has expertise with Java, C#, and/or React.
  • Has extensive experience working on high-performance trading systems for Equities, Futures, or Derivatives.
  • Is experienced with cloud technologies such as AWS, GCP, or Azure.
  • Has experience with CI/CD pipelines, automated testing frameworks, and agile methodologies.

If this sounds like an interesting opportunity, feel free to apply or send your CV to

Seniority level

  • Mid-Se...