Senior Payments Engineer (C#/.NET) – Greenfield AWS

A leading trading firm in London is seeking a Mid‑Level Software Engineer to join their team focused on a new greenfield payments platform. This role involves designing and building microservices for payment services, driving architectural decisions, and ensuring performance in a critical trading environment. Ideal candidates will have strong experience with C# .NET and low-latency systems, as well as a background in the payments domain. This position offers the opportunity to work on high-impact projects in a hybrid setup.
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