Senior Security Manager - (Microsoft Stack)

Are you an experienced cyber security professional looking for a role where you can genuinely influence the security strategy of a large, technology-driven organisation?

Our client, a leading UK real estate business, is looking to appoint a Senior Security Manager to join its growing technology function.

This is a newly created position offering the opportunity to take ownership of cyber security operations, governance and resilience within a business investing heavily in digital transformation and cloud technologies.

Working closely with the Security & Infrastructure Director, you'll play a key role in shaping and enhancing the organisation's security posture while collaborating with internal stakeholders and managed service partners.

The Opportunity

This is a hands-on leadership role that combines technical expertise with strategic oversight.

You'll own day-to-day security operations, drive continuous improvement across security controls, and ensure security is embedded throughout technology delivery and business change initiatives.

You'll have responsibility for

• Leading security operations across Microsoft Defender, Microsoft Sentinel, identity management, vulnerability management and endpoint security.
• Managing relationships with external Managed Security Service Providers (MSSPs) and Managed Service Providers (MSPs), ensuring service delivery and continuous improvement.
• Leading incident response activities, coordinating technical remediation and post-incident reviews.
• Driving security governance, assurance reporting, risk management and compliance activities.
• Maintaining security policies, standards and risk registers aligned to recognised frameworks including NIST, ISO 27001, CIS Controls and NCSC CAF.
• Embedding Secure by Design principles across cloud platforms, applications and software delivery.
• Acting as the security lead on technology projects, reviewing new solutions and ensuring appropriate security controls are implemented.
• Managing third-party cyber risk, supplier assessments and vendor assurance processes.

Supporting business resilience, disaster recovery planning and security awareness programmes across the organisation.

About You

We're looking for an experienced security professional who enjoys taking ownership, solving complex problems and working across both technical and business teams.

You'll ideally have

• Proven experience in a Security Manager, Cyber Security Manager, Security Operations or similar role.
• Hands-on experience with Microsoft Defender, Defender for Endpoint, Defender for Cloud and Microsoft Sentinel.
• Strong knowledge of security operations, incident response, vulnerability management and security monitoring.
• Experience working within or alongside an MSSP/MSP environment.
• A solid understanding of information security governance, risk management and compliance.
• Knowledge of security frameworks including NIST CSF, ISO 27001, CIS Controls and NCSC CAF.
• Experience embedding security into cloud and application delivery environments.
• Excellent stakeholder management and communication skills, with the ability to present security risks and recommendations to both technical and non-technical audiences.
• The following would be advantageous
• CISSP, CISM or equivalent certifications.
• Experience with Azure security technologies.
• Knowledge of Dev Sec Ops practices and secure software development.
• Experience within a private equity-backed or highly regulated environment.
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