Lead IT Security Engineer (Cybersecurity & Platform Security)

Reference: 11tja67pqfzlfz0tzr3v

We are seeking a Lead IT Security Engineer (Cybersecurity & Platform Security) to design, implement and continuously improve security controls across enterprise technology platforms. This role will provide technical leadership in cybersecurity engineering, platform hardening, cloud security and infrastructure protection, helping to safeguard critical systems, applications and data against evolving threats. You will work closely with architecture, infrastructure, development, operations and risk teams to embed security throughout the technology lifecycle.

Key responsibilities include defining and maintaining secure configuration standards; leading vulnerability management, remediation and security monitoring activities; and evaluating the resilience of networks, operating systems, endpoints, cloud services and identity platforms. You will contribute to security architecture reviews, threat modelling, incident response and forensic investigations, while supporting the development of detection and prevention capabilities. The role will also involve automating security controls and compliance evidence, improving security tooling, reviewing technical designs, and producing clear risk assessments and recommendations for stakeholders. You will mentor engineers and promote practical, risk-based security practices across technical teams.

Applicants should have significant experience in cybersecurity engineering, infrastructure security or platform security, with a strong understanding of defence-in-depth principles and secure systems administration. You will bring hands-on knowledge of cloud security, identity and access management, network security, endpoint protection, vulnerability scanning, logging and security information and event management technologies. Experience with scripting or automation, infrastructure-as-code, security frameworks and incident response is highly desirable. Relevant professional certifications or equivalent practical experience will be valued. Strong communication, stakeholder management and problem-solving skills are essential, together with the ability to lead technical initiatives, manage competing priorities and translate complex security issues into clear business outcomes.

COMPETITIVE SALARY
Added 02/09/2026
Reference: 11tja67pqfzlfz0tzr3v

Lead IT Security Engineer (Cybersecurity & Platform Security)

London, England, United Kingdom Permanent Security Engineer

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