RA

Senior Cyber Security Lead

Radius london Posted 17 Oct 2026 Closing: 16 Nov 2026
Permanent Hybrid Featured

Role Description & Technical Scope

Radius is seeking a talent Cyber Security Assurance & Incident Response Lead for our client based in East London.

Whilst primarily focused on security assurance, governance, and incident response leadership, the successful candidate will possess sufficient technical capability to support investigations, security monitoring activities, threat analysis, vulnerability management, and major cyber incidents when required.

You must have strong experience within recognised frameworks and regulations including ISO 27001, SOC2, NIST Cyber Security Framework, NIST 800-61, GDPR, NIS2, Cyber Essentials.

Minimum five years' experience in Cyber Security.

Must have knowledge of the following: EDR, SIEM, NDR, applications, security architecture, IAM, PAM encryption technologies, network security, Zero Trust, secure interconnection patterns and cyber security principles.

Experience within Security Operations, Incident Response, Security Assurance, or GRC functions.

Experience managing or overseeing MSSP, SOC activities, third party management.

Strong understanding of:

ISO 27001, SOC2, NIST Cyber Security Framework, Incident Response methodologies, Cyber Security Governance, GDPR and regulatory compliance

The Cyber Security Assurance & Incident Response Lead is responsible for strengthening and maintaining Telehouse's cyber security posture through effective security assurance, incident response coordination, vulnerability management, security governance, and operational security support.

Whilst primarily focused on security assurance, governance, and incident response leadership, the successful candidate will possess sufficient technical capability to support investigations, security monitoring activities, threat analysis, vulnerability management, and major cyber incidents when required.

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Key Details
  • Date Posted: 17 Oct 2026
  • Location: london
  • Employment: Permanent
  • Workplace: Hybrid
  • Domain: IT & Technology
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Radius
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Enterprise technology firm or security consultancy operating across the UK digital defense ecosystem.

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