HA

Security Engineer - Detection Engineering

Harrington Starr london Posted 19 Oct 2026 Closing: 18 Nov 2026
Permanent Hybrid

Role Description & Technical Scope

Security Engineer - Detection Engineering

London or New York

We're working with a growing investment fund looking for a Security Engineer to build and strengthen its security foundations.

This is primarily a Detection Engineering role, with ownership of designing and building the detection and response platform in a greenfield environment .

The Role

You'll work closely with the CISO, Engineering and Operations teams , with significant opportunity to influence security architecture and build scalable security capabilities.

Key areas include:

  • Building and owning the detection and response platform
  • Designing and implementing security controls across applications, infrastructure and cloud
  • Security monitoring, detection engineering and incident response
  • Authentication and authorisation architecture
  • Internal certificate authority architecture
  • Developing and enforcing security standards and policies
  • Embedding security into development and deployment workflows
  • Making architectural decisions to support rapid growth

What We're Looking For

  • Strong professional experience in Security Engineering / Information Security
  • Experience with SIEM, security monitoring and/or incident response
  • Background in software development, operating systems or systems administration
  • Strong problem-solving and risk-management skills
  • Degree in Computer Science, Engineering or a related discipline

Nice to Have

  • Experience with AWS, GCP or Azure
  • Cloud-native security tooling
  • Experience within financial services
  • Familiarity with financial regulatory requirements

This is an opportunity to join a greenfield security environment , work directly with senior security leadership, and have a meaningful impact on the organisation's security architecture.

London or New York

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Key Details
  • Date Posted: 19 Oct 2026
  • Location: london
  • Employment: Permanent
  • Workplace: Hybrid
  • Domain: IT & Technology
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HA
Harrington Starr
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Enterprise technology firm or security consultancy operating across the UK digital defense ecosystem.

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