About this role
Salary: £75,000 - 90,000 per year
Requirements: Strong hands-on experience administering, tuning and operationalising CrowdStrike Falcon, including endpoint protection, EDR investigations, detection analysis and response workflows.Strong hands-on experience administering and supporting Zscaler ZIA and ZPA, including policy design, access control, traffic analysis and security troubleshooting.Practical experience leading or supporting vulnerability and exposure management programmes, including vulnerability analysis, risk-based prioritisation, remediation tracking and validation of control effectiveness.Strong knowledge of real-world attacker tactics, techniques and procedures (TTPs) and the ability to translate threat intelligence, attack paths and exploitation trends into actionable security improvements.Experience conducting security investigations and incident response activities, including alert triage, root cause analysis, containment, remediation and lessons learned. Responsibilities: Act as a senior technical contributor within our global cyber security team, owning selected cyber security domains end to end and driving practical improvements to reduce cyber risk.Combine analyst and engineering responsibilities across security tools, vulnerability and exposure management, web and email security, incident response, and threat-informed remediation.Work closely with infrastructure, cloud, application, identity and business teams to identify security issues, prioritise actions based on real-world attacker behaviour, and deliver measurable improvements to our cyber defence posture.Own or materially contribute to cyber security domains such as endpoint security, vulnerability management, identity security, network security, incident response or Microsoft 365 / Azure security.Use CrowdStrike or equivalent EDR tooling to investigate detections, support incident response and improve endpoint security controls.Use Zscaler ZIA/ZPA or equivalent secure web gateway, private access, zero trust or network access security technologies.Perform vulnerability assessment, exposure analysis or remediation prioritisation across enterprise technology environments.Apply threat intelligence, MITRE ATT&CK or exploitation-based evidence to prioritise mitigations.Support or lead cyber security investigations and incident response activities.Collaborate with infrastructure, cloud, application, identity and business teams to deliver security improvements.Use scripting, queries, automation or data analysis to improve security outcomes. Technologies: AzureCloudSupportMicrosoft 365NetworkSecurityWebOffice 365 More:
We are hiring a Senior IT Security Analyst to join our global cyber security team in a hybrid role based in London, with 3 days a week in the office and 2 days working remotely. This role offers the opportunity to make a measurable impact on our cyber defence posture by combining hands-on analysis and engineering across endpoint security, vulnerability and exposure management, web and email security, and incident response. You will work closely with teams across infrastructure, cloud, application, identity and the wider business to reduce cyber risk and improve our security controls.
last updated 31 week of 2026