Senior IT Security Specialist

Senior IT Security Specialist. London. Posting Date: 01/12/2026. Deadline: 01/29/2026
** Role

Title:

** Sr IT Security Specialist
** Contract Type:
** Regular
* * Reporting To:
** Team Manager, IT Security Operations
** Program/Department/Unit Name:
** IT
*
* Location:

** London or Johannesburg
** Team Name:
** IT Security Operations
** Role Purpose
** This role is centered on global identity and access management (IAM), with a primary focus on Microsoft Entra  ideal candidate may bring experience expertise across the broader Microsoft 365 security ecosystem:
Intune, Defender, and Sentinel. dmap for identity and security technologies while ensuring a secure, compliant, and well-governed environment.
** Key Responsibilities
*** Serve as SME for hybrid Microsoft Entra , by providing strategic guidance, technical leadership, and hands-on support for identity and access management initiatives
* Configure and manage Conditional Access, PIM, and RBAC to enforce adaptive access controls and identity governance aligned with modern security frameworks emphasizing continuous evaluation of user, device, and session risk
* Configure and troubleshoot SSO, Provisioning, and any other MFA integrations with enterprise applications
* Track and incorporate operational/incident trends to evolve enterprise IAM and security posture
* Troubleshoot and resolve complex identity and endpoint security issues in real time
* Maintenance of Microsoft Intune, to support device compliance, configuration profiles, and related security controls to improve security postures
* Maintenance of Microsoft Defender for Endpoint, with a strong understanding of threat protection, attack surface reduction, and endpoint detection and response
* Maintenance of Microsoft Sentinel, to aid in building and managing analytics rules, workbooks, playbooks, and incident response workflows within a SIEM environment
* Perform cloud security analysis, configuration assessments, and develop tailored recommendations for internal teams and external clients
* Provide technical guidance and support for Microsoft 365 E5 security services, including solution design, implementation strategies, and operational optimization.
** The ideal candidate
*** Minimum of 5 years of experience in IT Security, cloud architecture, IAM or related roles
* Experience architecting and implementing IAM strategies
* Solid experience with KQL, Power Shell, and automated policy deployment
* Experience designing and implementing policies and procedures related to:
Cloud tenant security (O365), Conditional Access, PIM, MFA, Auditing, logging, threat detection
* Bachelor's degree in computer science, cybersecurity, or related technical field (or equivalent experience)
* Preferred certifications:
Microsoft certifications such as Identity and Access Administrator Associate, Security Operations Analyst Associate, or Information Protection Administrator     CISSP, GIAC, Security+, or other relevant IT security certifications
* Previous work in technical consulting or client-facing security engineering roles
* Deep understanding of hybrid Active Directory configurations and cloud-native identity governance
* Working knowledge of Defender for Cloud, Sentinel playbooks, and advanced security workloads
* Integration of HRIS or ERP tools with Entra and AD
* Travel is required. Travel frequency depends on the role requirements.
** What we offer
*** Exceptional opportunities to learn, grow, and make an impact; from a generous annual professional development allowance for every employee to onsite training and learning conversations with visiting experts.
* Excellent benefits and perks to promote well-being and a healthy work-life balance, including:
* Generous time off and flexible work arrangements.
* Employer-paid health insurance  and dental plans for individuals and families (no employee contribution required).
* Exceptional retirement savings plan (non-contributory for employees) and life insurance.
* Progressive paid parental leave, reproductive and family planning support, and much more.
* A commitment to nurturing a diverse and inclusive workplace, so you can bring your whole self to work and make a positive impact.
** Who we…