Network Infrastructure Engineer – Trading systems

Quant Capital · London, England ·

Last confirmed by our partners on 21 Oct 2026.

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Overview

In this role you will support mission-critical trading infrastructure and collaborate with cross-functional teams to keep global data-center services running for leading financial clients. You will help maintain and improve the customer-facing infrastructure that underpins a premier trading system, with opportunities to engage in automation and scale across distributed environments. The role combines hands-on technical support with ongoing optimization and documentation efforts. This is a fast-paced, entrepreneurial environment where excellence and continuous learning drive impact.

Pay / Benefits

  • bonus
  • healthcare
  • pension
  • 25 days

Responsibilities

  • Respond to client infrastructure and network inquiries promptly
  • Support customers with server issues and network connectivity
  • Improve documentation of support policies and procedures
  • Analyze server failures and implement preventive solutions
  • Automate server deployment
  • Deploy, monitor and maintain globally distributed data centre infrastructure

Key requirements

  • STEM degree
  • 2+ years’ experience supporting mission-critical infrastructure
  • CCNA or CCNP routing and switching or equivalent
  • Hardware setup and maintenance experience
  • Interest in cloud technologies (AWS/Azure)
  • Some Linux experience
  • Network configuration and server setup
  • Virtualisation
  • customer-focused
  • strong communicator
  • team player
  • Linux
  • Virtualisation
  • Networking (CCNA/CCNP)
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