IT & Software

Senior Linux Developer – Quant market-making

Quant Capital

London · Greater London · United Kingdom

Overview

In this role you will strengthen a high-caliber Linux engineering team supporting a proprietary trading platform. You will contribute to building and automating a scalable, low-latency environment used by trend-setting quants. You’ll diagnose complex system issues, improve tooling, and collaborate with skilled engineers to push the platform forward. This is a rigorous, knowledge-sharing culture with strong emphasis on automation and innovation.

Responsibilities
  • maintain and build a best-in-class platform powering proprietary trading systems
  • drive automation to reduce human error and improve reliability
  • analyze and troubleshoot complex OS and networking problems
  • develop and optimize low-level components (C, sockets, memory management) and tooling
  • utilize advanced debugging tools to identify performance and stability issues
  • collaborate with cross-functional teams to shape engineering solutions
Key requirements
  • STEM background; ideally Computer Science
  • deep knowledge of Linux and command-line proficiency
  • strong C knowledge; sockets and virtual memory concepts
  • understanding of networking protocols
  • experience with debugging tools (gdb, perf, DTrace, SystemTap)
  • strong troubleshooting skills
  • proficiency in one or more programming languages (Go, Python, Rust, Julia, Java, C++, Scala, Haskell)
  • excellent analytical and communication skills
  • problem-solving mindset
  • clear, concise communication
  • collaborative and knowledge-sharing attitude
  • Linux systems engineering
  • shell scripting
  • C and low-level programming

Reference: WJ-747_31211235 · Posted 01 Nov 2026, 12:15 PM

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