Senior C# .NET Engineer – Remote, Low-Latency FinTech

Company: Harrington Starr
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Job Description:

Harrington Starr is looking for a Senior C#, .NET Engineer to join an innovative FinTech start-up. This role involves developing new applications and enhancing existing systems while contributing to the company’s growth with a fully remote work model.

The ideal candidate will have over 5 years of extensive C# and .NET experience and proficiency in developing scalable, low-latency applications. This position offers a competitive salary of up to £110,000, along with opportunities to work on greenfield projects.

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Posted: July 7th, 2026