IT & Software

Network Site Reliability Engineer – Quant Trading

Quant Capital

London · Greater London · United Kingdom

Overview

In this Network SRE role, you will help design, build, and sustain the shared infrastructure that underpins high-performance trading. You’ll work with cross-functional teams to improve reliability, automate operations, and expand global network capacity in a collaborative, flat culture. The position offers exposure to hardware, OS, Python/Go development, AWS, and storage domains, enabling you to shape scalable, resilient systems. This is a hands-on role in a cutting-edge trading environment with a strong emphasis on learning and ownership.

Responsibilities
  • Develop network and datacenter infrastructure with consistent, straightforward designs
  • Support high-performance trading by addressing outages and performing root cause analysis
  • Simplify complex systems and automate processes for seamless operation
  • Actively seek and apply new knowledge and ideas
  • Independently manage projects and time effectively
  • Collaborate across teams to extend global infrastructure
Key requirements
  • Strong network engineering and architecture skills
  • Knowledge of switch internals, Ethernet, IP routing, VPN, tunneling protocols, routing protocols, firewall configuration and debugging
  • Proficiency in network automation, management, and monitoring via API transports
  • Ability to write code in Python or Go
  • Ability to identify and mitigate network risks and issues
  • Comfort with the Linux command line
  • Proven track record of handling complex projects with minimal oversight
  • Willingness to work outside comfort zone
  • Collaborative mindset
  • Problem-solving oriented
  • Self-motivated and proactive
  • Containerisation (desirable)
  • Server hardware (desirable)
  • Multicast (desirable)

Reference: WJ-747_31160398

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