Senior Desktop Infrastructure Engineer

JR United Kingdom; London; On-site; GBP 60,000 - 90,000; Full time

Job summary

A leading quantitative hedge fund in London seeks a Senior Desktop Infrastructure Engineer to enhance their technical infrastructure. This full-time, office-based role involves supporting on-premises and cloud environments, managing core services, and automating operations. Ideal candidates will have extensive experience in infrastructure engineering, particularly in trading or financial services, and a proactive attitude towards problem-solving.

Qualifications

• 5+ years’ experience in infrastructure or systems engineering, preferably in financial services.
• Deep expertise with Windows Server, Active Directory, networking, and virtualization platforms.
• Strong scripting skills, particularly with PowerShell and experience with cloud platforms.

Responsibilities

• Supporting and enhancing the firm’s infrastructure across on-premises, hybrid, and cloud environments.
• Managing core services including Active Directory, networking, and storage.
• Automating infrastructure operations using PowerShell and modern scripting tools.

Skills

Infrastructure Engineering

Automation

PowerShell

Networking

Active Directory

Cloud Platforms

Virtualization

Security Best Practices

Job description

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Senior Desktop Infrastructure Engineer, London

Client:

Location: London, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Views:

1

Posted:

25.05.2025

Expiry Date:

09.07.2025

Job Description:

Contract – Outside of IR35

Full-Time, Office-Based – City of London

Quant Capital is urgently looking for a Senior Infrastructure Engineer. We are partnering with our client, a long-established and successful quantitative hedge fund based in London. This role offers a highly technical and automation-focused environment, providing a unique opportunity to join a small team where your impact will be significant in shaping the infrastructure environment.

This position is ideal for infrastructure engineers who enjoy ownership, want to influence an evolving IT landscape, and thrive in a fast-paced trading environment. You will work directly with senior leadership and technical peers in a collaborative, no-silos culture where your ideas and contributions are valued.

The role will involve:

• Supporting and enhancing the firm’s infrastructure across on-premises, hybrid, and cloud environments
• Managing core services including Active Directory, networking, and storage
• Supporting trading floor systems in a low-latency, high-availability environment
• Automating infrastructure operations using PowerShell and modern scripting tools
• Monitoring, optimizing, and securing system performance and availability
• Leading disaster recovery, backup, and business continuity processes
• Collaborating with internal teams and external vendors on system upgrades, maintenance, and incident resolution
• Contributing to security posture improvements, vulnerability management, and compliance efforts

Experience:

• 5+ years’ experience in infrastructure or systems engineering, preferably within trading, hedge funds, or financial services
• Deep expertise with Windows Server, Active Directory, networking, and virtualization platforms (e.g., VMware or Hyper-V)
• Strong scripting and automation skills, particularly with PowerShell
• Hands-on experience with cloud platforms (Azure or AWS) and hybrid IT environments
• Solid understanding of endpoint management, system hardening, and patching
• Familiarity with security best practices in regulated or high-trust environments
• A proactive, self-starting attitude with the ability to work independently in a high-performance setting
• Excellent communication skills, comfortable interacting with both technical and non-technical stakeholders

The Environment:

Our client offers a technically rich environment, characterized by high trust and low bureaucracy. Engineers are empowered to do their best work in a close-knit team with direct exposure to the investment process, providing real influence and visibility.