Trading Tech Software Engineer (C#/.NET or React)

Company: Marex
Apply for the Trading Tech Software Engineer (C#/.NET or React)
Location: London
Job Description:

Marex is seeking a Software Developer in our Energy Trading Operations in London to design, build and test secure, scalable web applications for front-to-back trading technology. You will work with C# .NET or React, contribute to architecture, and help migrate legacy platforms to the cloud alongside the platform engineering team.

Join a global technology department delivering digital tools, services and infrastructure to trading desks.

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Posted: September 24th, 2026