Cyber Security Engineer

Cyber Security Engineer

Hedge Fund | Small, High-Impact Security Team | London

We are partnering with a highly successful investment management firm seeking a Security Engineer to join a small, technically strong security team responsible for protecting critical trading, research, and corporate technology environments.

This is an opportunity to work in a fast-paced hedge fund where security is viewed as a business enabler rather than a compliance function. You will have exposure across infrastructure, cloud, applications, endpoints, and software engineering teams, helping to build and mature security capabilities that directly support investment operations.

The role offers significant breadth, ownership, and visibility, making it ideal for an engineer who enjoys solving complex security challenges across multiple domains.

What You'll Be Doing

Protect and secure Windows and Linux environments across corporate and production infrastructure
Enhance endpoint security controls, monitoring, detection, and response capabilities
Help design, implement, and maintain cloud security controls across Azure and other cloud environments
Partner with software engineers to embed security throughout the Software Development Life Cycle (SDLC)
Drive Application Security initiatives including secure code reviews, threat modelling, and vulnerability remediation
Build and improve DevSecOps capabilities within CI/CD pipelines
Lead vulnerability management activities, including scanning, prioritisation, risk assessment, and remediation tracking
Support incident response investigations and security monitoring activities
Develop security automation to improve operational efficiency and reduce risk
Contribute to security architecture reviews and technology assessments
Work closely with engineering, infrastructure, quant, and investment technology teams to ensure security is integrated into business-critical systemsWhat We're Looking For

Essential Experience

Strong hands-on experience securing Windows and Linux environments
Experience with endpoint security technologies including EDR/XDR platforms
Knowledge of cloud security principles and controls, ideally within Azure
Experience with application security testing and secure development practices
Strong understanding of vulnerability management frameworks and tooling
Experience implementing security controls within CI/CD pipelines
Knowledge of DevSecOps principles and security automation
Familiarity with authentication, identity management, network security, and encryption technologies
Experience investigating security incidents and responding to threats
Strong scripting or automation skills using Python, PowerShell, Bash, or similarNice to Have

Experience within financial services, hedge funds, asset management, or trading environments
Knowledge of container and Kubernetes security
Experience with infrastructure-as-code security
Familiarity with Microsoft security technologies including:
Security certifications such as CISSP, GSEC, OSCP, GIAC, AZ-500, or similarWhy Join?

Small security team with significant influence and visibility
Opportunity to work across the full security landscape rather than in a siloed function
Direct engagement with engineering, platform, and investment technology teams
Modern technology environment with strong executive support for security
High degree of ownership and autonomyCompetitive compensation, bonus, and benefits package

If you're a hands-on Security Engineer who enjoys operating across infrastructure, cloud, application security, and secure software delivery, this is an opportunity to make a tangible impact within a sophisticated investment organisation where technology and security are central to business success.

Apply now to avoid disappointment!

To find out more about Huxley, please visit

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC(phone number removed) England and Wales