Senior Trading Systems Engineer – Low-Latency FIX (C#.NET)

Company: Harrington Starr
Apply for the Senior Trading Systems Engineer – Low-Latency FIX (C#.NET)
Location: London
Job Description:

Harrington Starr in London/ Newcastle seeks a Senior C#.NET Electronic Trading Engineer to join a leading institutional digital asset firm. Build low-latency IRD trading systems with FIX connectivity, optimise for live trading, and collaborate with traders, quants and product teams.

You will develop core server-side C#.NET components and work across order management, market connectivity and price distribution in a hybrid work setup with strong salary and equity potential.

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Posted: August 21st, 2026