Senior Security Incident Responder

The role

This senior role leads the most complex and business-critical security incidents across WPP. The person handles investigations, containment, eradication and recovery, and acts as the main escalation point.

What you will do

• Lead investigations for high-severity and complex security incidents
• Perform deep technical analysis using SIEM, SOAR, EDR/XDR, identity, email and cloud telemetry
• Execute and oversee containment, eradication and recovery actions
• Serve as the primary escalation point for complex incidents
• Coordinate with Legal, Privacy, Risk, Technology Operations and agency teams
• Provide clear technical updates to senior stakeholders
• Lead forensic evidence collection, preservation and analysis
• Ensure documentation and artefacts are audit-ready
• Improve incident response playbooks and SOPs
• Mentor Security Incident Responders without line management responsibility

Required qualifications

• Extensive hands-on experience responding to enterprise-scale security incidents
• Deep technical expertise across SIEM, SOAR, EDR/XDR, identity, email and cloud platforms
• Strong forensic, investigation and root cause analysis skills
• Ability to operate calmly under pressure and communicate clearly
• Experience acting as incident commander or senior escalation point
• Familiarity with MITRE ATT&CK and threat-led response
• Relevant certifications (GCIH, GCFA, GCED, CISSP)
• Fluent in written and spoken English

Benefits

• Passionate, inspired people and a culture in which people can do extraordinary work
• Scale and opportunity to create, influence and complete projects at industry-leading scale
• Challenging and stimulating work with a group of creative problem solvers

Before you apply

• The role has no line management responsibility; people management sits with the Security Incident Management Lead
• Accommodations or flexibility can be discussed with the hiring team during the interview process

About the company

WPP is a growth partner for major global brands, combining media intelligence, data, creativity, production and enterprise solutions. It operates across 100+ markets.