Cyber Security Engineer

Deerfoot IT Resources Limited; City Of London; Hybrid; GBP 87,000 - 114,000; Full time

Job summary

Deerfoot IT Resources Limited in London is looking for a hands-on Cyber Security Tooling Engineer to own deployment through day-to-day operation and eventual replacement with a better solution. The role is a hands-on mix of platform operations and engineering projects within a leading financial services security team.

The position is hybrid with four days on-site in London, paying a 544.83 GBP daily Umbrella rate on an initial contract to 30 April 2027.

Qualifications

• Hands-on experience with enterprise cyber security tools across endpoints, networks, email, web or cloud.
• Experience deploying, configuring, patching and maintaining security tools through their lifecycle.
• Solid understanding of servers, firewalls, proxies and how they connect; able to troubleshoot via logs.
• Good grasp of offensive and defensive security and maintaining effective controls.
• Experience supporting audit or risk activity, or knowledge of ISO 27001 and NIST frameworks.

Responsibilities

• Run and support security platforms day to day, from patching to policy tuning and troubleshooting.
• Deploy, configure and integrate new security tools with clear handover documentation.
• Support red team and defensive platforms like forensics, threat monitoring and deception.
• Assist in replacing vendors and migrating to new proxies and gateways.
• Collaborate with engineering on projects and scale out platforms.
• Support audit and risk activities with clear, accessible evidence.

Skills

Enterprise tooling

Security tools lifecycle

Networking & firewalls

Offensive/Defensive security

Audit & risk frameworks

Tools

Python

Bash

PowerShell

ServiceNow

Azure

AWS

CISSP

Security+

CEH

Job description

Cyber Security Engineer
Hybrid – 4 days on–site p/w in London
Initial Contract to 30 April 2027
Inside IR35 – 544.83pd Umbrella Rate

Are you a cyber security engineer who enjoys owning a tool from deployment through to day–to–day operation, and then replacing it with something better?

We're recruiting a contract Senior Cyber Security Tooling Engineer for the IT Security team of a leading financial services organisation in London. The team is taking on management of a wide estate of security tooling across network, email, endpoint and web, plus platforms that support the red team, including forensics, continuous threat monitoring and deception systems.

It's a hands–on role with a real mix of platform operations and engineering projects, and some big migrations under way. Infrastructure engineers who have moved into cyber are welcome to apply.

What You'll Be Doing

• Running and supporting security platforms day to day, from patching and upgrades to policy tuning and troubleshooting
• Deploying, configuring and integrating new security tools, and handing them over with clear documentation
• Supporting red team and defensive teams by maintaining their forensic, threat monitoring and deception platforms
• Helping to replace existing vendors, including the move to a new web proxy and email gateway
• Working with a dedicated engineering team on projects and scaling out platforms
• Supporting audit and risk activity, with evidence kept accurate and easy to find

What You'll Bring

• Hands–on experience of enterprise cyber security tools, such as endpoint, network, email, web or cloud security
• Experience deploying, configuring, patching and maintaining security tools through their lifecycle
• Solid understanding of servers, firewalls, proxies and how they connect, with the confidence to troubleshoot using logs
• A good grasp of offensive and defensive security, and what it takes to keep controls effective
• Experience supporting audit or risk activity, or knowledge of frameworks such as ISO 27001 and NIST

Desirable: Python, Bash or PowerShell scripting, forensic, threat monitoring or deception tools, ServiceNow, Azure or AWS, CISSP, Security+, CEH

Please note: this role needs four days a week on site in London on an ongoing basis.

This role may suit candidates who have held roles including: Cyber Security Engineer, Information Security Engineer, Security Tooling Engineer, Security Operations Engineer, Security Platform Engineer, Infrastructure Security Engineer