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Microsoft Identity Manager; MIM) Engineer

Job in London, Greater London, W1B, England, UK
Listing for: 83zero Ltd
Full Time position
Listed on 2026-10-02
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 55000 - 80000 GBP Yearly GBP 55000.00 80000.00 YEAR
Job Description & How to Apply Below
Position: Microsoft Identity Manager (MIM) Engineer
Senior MIM Engineer

Location:

UK Wide
Salary:
Up to £80,000 plus bonus, perks & healthcare options
Job Type: Permanent | On-site
Requirements:
Candidates must be BPSS eligible

We're looking for a Senior MIM Engineer to join an experienced Identity and Access Management team, providing L2/L3 support across a highly customised Microsoft Identity Manager (MIM) environment.

This is a hands-on role for someone who enjoys getting into complex identity issues, troubleshooting technical problems and finding permanent solutions. You'll work closely with security, infrastructure and operational teams to keep critical identity services stable, secure and performing effectively.

What you'll be doing:

Provide L2/L3 support for a highly customised Microsoft Identity Manager (MIM) environment
Support identity lifecycle management, provisioning and synchronisation services
Troubleshoot and resolve complex IAM incidents
Carry out root cause analysis and implement permanent fixes
Support integrations across Active Directory, Microsoft Entra  other identity platforms
Maintain technical documentation, procedures and support runbooks
Identify opportunities for automation, service improvement and platform optimisation

What we're looking for:

Extensive hands-on experience supporting Microsoft Identity Manager (MIM) in an enterprise environment
Strong experience with highly customised MIM implementations
Proven L2/L3 support experience within business-critical IAM environments
Strong understanding of Identity and Access Management, including Joiner, Mover and Leaver processes, Identity Lifecycle Management and Access Governance
Strong Active Directory, Microsoft Entra  hybrid identity experience
Power Shell scripting experience
Ability to review and troubleshoot C#/.NET code used within MIM customisations
Strong analytical and troubleshooting skills

Experience with any of the following would be beneficial:

Okta
Beyond Trust
Privileged Access Management (PAM)
Cyber Ark
Sail Point
Microsoft Identity Governance
Secure, regulated or highly controlled environments
Security Clearance

This role requires Baseline Personnel Security Standard (BPSS) checks. There are no nationality or residency restrictions, although additional checks may be required if you have lived outside the UK within the last 3 years.

If you're a MIM Engineer looking for your next opportunity to work on complex, secure identity environments, please get in touch
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