Senior Software Engineer

Understanding Recruitment • castro e marzán, galicia • Posted June 02, 2026

Position Overview

Senior Software Engineer (C++)  
  Remote (Spain) 
  High-Performance Trading Systems 
  Up to £180k + bonus + equity 

We’re hiring a Senior C++ Engineer to work on the systems that sit at the heart of a global trading platform. This is a backend, systems-focused role centred around performance-critical engineering — building the infrastructure that enables fast, reliable, and secure execution at scale. 