IT Systems Administrator (Hybrid, London)

About the role

We are looking for an IT Systems Administrator to join our London team on a hybrid basis. Reporting to the Chief Information Officer, you will be responsible for the day‑to‑day operation, maintenance and support of our Microsoft 365 environment, identity services and end‑user devices, ensuring a reliable and secure technology experience for staff.

Key responsibilities

• Provide day‑to‑day IT support across the organisation.
• Act as the primary operational point of contact for IT issues and requests.
• Log, track and resolve incidents and service requests promptly.
• Escalate issues appropriately and keep stakeholders informed.
• Maintain clear operational documentation and records.
• Administer Microsoft 365 core services and manage user accounts (joiner, mover, leaver).
• Manage group membership and access permissions.
• Build, configure and deploy user devices according to approved standards.
• Support Windows laptops as the primary platform and provide limited macOS support.
• Set up mobile devices, peripherals and meeting‑room equipment.
• Ensure new starters are fully operational on their first day.
• Perform routine patching, updates and maintenance.
• Implement security controls and configurations as directed.
• Support audits, access reviews and compliance activities, reporting incidents promptly.

Required profile

• Right to work in the UK.
• Proven experience in IT support, IT operations or systems administration.
• Hands‑on experience with Microsoft 365 environments.
• Strong experience supporting Windows desktop environments.
• Experience with user account management and device provisioning.
• Ability to follow direction, work to priorities and deliver reliably.
• Clear communication skills and a service‑focused mindset.
• Professionalism and discretion when handling sensitive data.
• Willingness to obtain SC or DV clearance.

Required skills

• Microsoft 365 administration
• Windows desktop support
• macOS device support
• Intune endpoint management
• User account lifecycle management
• Device provisioning
• Basic networking (Wi‑Fi, VPN, DHCP)
• Security configuration and compliance