Senior Desktop Support Engineer – Top tier trading firm

Company: Quant Capital
Apply for the Senior Desktop Support Engineer – Top tier trading firm
Location: London
Job Description:

Overview

In this role you will provide frontline technical support for users in automated trading environments, spanning a mixed Windows/Linux landscape. You’ll collaborate with cross-functional teams to monitor systems, troubleshoot in real-time, and ensure high availability in a 24/6 follow-the-sun setup. You’ll work with in-house proprietary systems and third-party apps, enabling smooth trading operations and support for a high-performance firm. This is a hands-on, tech-driven position with growth opportunities in a fast-paced financial environment.

Pay / Benefits

  • annual bonus
  • supportive work-life balance
  • global, well-resourced team
  • high-performance trading environment

Responsibilities

  • Provide technical support for users of automated trading environments (in-house and third-party apps)
  • Monitor and troubleshoot a wide range of systems in real time
  • Collaborate with Linux, Windows, Cybersecurity and Network teams
  • Diagnose and resolve desktop, server and network issues with minimal downtime
  • Manage Windows Desktop/Server OS, AD, and Group Policy in production environments
  • Perform scripting, monitoring, and general administration tasks
  • Maintain emphasis on high availability in a follow-the-sun model
  • Assist with incident response and problem management in a high-demand environment

Key requirements

  • Solid foundation in computer science and networking principles
  • Experience in IT support, networking, programming, or system administration
  • Knowledge of Windows Desktop/Server OS in production environments
  • Working knowledge of Active Directory and Group Policy
  • Ability to diagnose and resolve issues across desktop, server, and network layers
  • Familiarity with Linux and PowerShell
  • Strong communication skills and self-motivation
  • Ability to manage projects independently
  • clear communication
  • self-starter attitude
  • team collaboration
  • Windows Desktop/Server administration
  • Active Directory, Group Policy
  • Linux familiarity

Posted: September 14th, 2026