Lead C# Developer | London, UK | Hybrid

Lead C# Developer

C#/.Net, Risk, Credit, Containers, Greenfield, Leadership, Multithreading, Distributed Systems

McGregor Boyall are looking for a Lead C# engineer to join a quantitative hedge fund that's reimagining their risk infrastructure.

In this role, you will be architecting high-throughput systems processing massive data volumes with millisecond-level performance requirements. The role has a focus on distributed processing, memory optimization, and leveraging the full power of .NET 8+ to scale risk calculations across complex financial instruments.

What makes this unique is the direct collaboration with risk managers to build tools they've never had before. Your expertise in performance tuning, async patterns, and database optimization would directly impact investment decisions across billions in assets.

The tech stack centers on C# with T-SQL, with opportunities to work with AWS/Kubernetes and create Python integrations.

This role requires applicants to work 4 days onsite in London.

Requirements:

1. 8+ years experience as a C#/.Net Developer working within financial services
2. Clear and demonstratable experience working within financial risk (xVA, cVA, PnL, VaR etc)
3. Recent experience working as a hands-on technical lead (minimum 2 years)
4. Solid knowledge of distributed systems

Nice to have:

1. Extensive experience working within a major buyside organization or leading investment bank
2. Containers (Docker and/or Kubernetes)
3. Kafka

McGregor Boyall is an equal opportunity employer and does not discriminate on any grounds.