M365 Engineer

Post Office Ltd; City Of London; Hybrid; GBP 60,000 - 85,000; Full time

Benefits offered by this job

25 days leave (rising to 30)

On-target bonus up to 10%

Generous pension

Digital GP access

Life assurance & income protection

Extensive training & development

Employee discounts platform

Job summary

Post Office Ltd is seeking a talented M365 Identity Engineer to join the Technology team in London/Chesterfield. You will implement, administer and continuously improve Microsoft 365 identity services across the network, delivering secure and resilient technology.

You will work within the Identity & Workplace team to support Entra ID, Active Directory, and related services, contributing to major projects and operational improvements while driving automation and documentation.

Qualifications

• Hands-on experience administering Microsoft 365 services in an enterprise environment.
• Experience supporting Entra ID and Active Directory environments.
• Understanding of Group Policy, identity lifecycle management and access management concepts.
• Experience delivering technical change within a controlled enterprise environment.
• Experience working within incident, change, request and problem management processes.
• Experience producing technical documentation and operational handover materials.

Responsibilities

• Hands-on administration of Microsoft 365 identity services (Entra ID, AD, CA, Exchange, Backup).
• Implementing, testing and configuring Identity & Workplace platform changes per standards and security requirements.
• Support identity governance and lifecycle management, and Conditional Access policies.
• Create and maintain technical documentation and knowledge articles.
• Assist with monitoring, service health reviews, and incident resolution activities.
• Collaborate with suppliers and delivery teams to implement new technology and transition to live ops.
• Provide root cause analysis and support third-line escalations for Identity & Workplace services.
• Monitor Microsoft roadmap changes and identify risks and improvement opportunities.
• Contribute to automation and repeatable deployment processes using PowerShell and Graph.

Skills

Microsoft 365 administration

Identity management

Entra ID

Active Directory

Conditional Access

PowerShell

Microsoft Graph

Documentation

Security concepts

Job description

Summary

Salary: Competitive plus comprehensive benefits package

Contract Type: Permanent

Location: London/Chesterfield

Closing Date: 3rd November 2026

What To Expect

We're looking for a talented M365 Identity Engineer to join our Technology team and help support the critical identity and workplace platforms that enable colleagues across the Post Office network.

This is a hands-on engineering role where you'll be responsible for implementing, administering and continuously improving Microsoft 365 identity services. Working within the Identity & Workplace team, you'll help deliver secure, resilient and supportable technology services while contributing to key projects and operational improvements.

This is an excellent opportunity for someone with strong Microsoft 365 and identity management experience who enjoys technical problem-solving and working with modern cloud technologies.

• Supporting and administering Microsoft 365 identity services, including Entra ID, Active Directory, Group Policy, Conditional Access, Universal Print, Exchange and Microsoft 365 Backup Services.
• Implementing, testing and configuring Identity & Workplace platform changes in line with agreed standards and security requirements.
• Supporting identity governance, lifecycle management and Conditional Access policy implementation.
• Creating and maintaining technical documentation, implementation records, knowledge articles and operational handover materials.
• Assisting with platform monitoring, reporting, service health reviews and incident resolution activities.
• Working closely with suppliers and internal delivery teams to implement new technology solutions and transition services into live operation.
• Supporting technical investigations, root cause analysis and third-line escalations across Identity & Workplace services.
• Monitoring Microsoft roadmap updates and service changes, identifying risks, opportunities and improvement initiatives.
• Contributing to automation and repeatable deployment processes using PowerShell and Microsoft Graph.

What We Can Do For You

Our business is changing and we understand that attracting the right talent is pivotal in driving the positive change needed, to help us achieve our ambitious goals. Beyond a competitive salary, we offer a comprehensive benefits package that includes:

• 25 days annual leave (rising to 30 after 2 years), plus bank holidays
• Up to 10% on target bonus opportunity
• Generous pension scheme with minimum 10% employer contribution
• Access to 24/7 digital GP services and our Employee Assistance Programme
• 6 x Life assurance and income protection after 12 months service
• Over 400 online courses, mentoring, apprenticeships, and development programmes
• Access to our benefits platform for exclusive discounts & savings

What You’ll Need To Succeed

• Hands-on experience administering Microsoft 365 services within an enterprise environment.
• Experience supporting Entra ID and Active Directory environments.
• Understanding of Group Policy, identity lifecycle management and access management concepts.
• Experience delivering technical change within a controlled enterprise environment.
• Experience working within incident, change, request and problem management processes.
• Experience producing technical documentation, implementation evidence and operational handover materials.
• Strong Microsoft 365 administration and configuration expertise.
• Good understanding of Identity and Access Management technologies and principles.
• Strong troubleshooting and analytical skills with a methodical approach to problem solving.
• Excellent written and verbal communication skills.
• Ability to work independently while collaborating effectively within a wider technology team.
• A continuous improvement mindset with a passion for automation and process optimisation.
• PowerShell scripting experience, with exposure to Microsoft Graph considered advantageous.

About Us

At Post Office Ltd, we’re proud to be at the heart of communities across the UK, upheld by the dedication and service of our postmasters. We offer essential services that people rely on every day, from parcels and banking to identity and government services. While we continue to evolve with digital innovation, our commitment to personal, face-to-face service remains core to who we are.

Our journey is one of reflection, growth, and meaningful change. We’re looking for people who think differently. Those with resilience, purpose, and a deep sense of responsibility to our postmasters, partners and the communities they serve. If you're driven by the chance to make a real impact and help shape a future, built on progress and integrity, we’d love to hear from you. For more details visit [e-mail]

Application Guidance

Our commitment to embracing diversity extends beyond just words. While we’ve outlined key skills above, we recognise that great candidates come from a variety of backgrounds. We value diverse perspectives and are committed to building an inclusive workplace where everyone can thrive.

As a Disability Confident Employer, we recognise the value people with disabilities can bring to our business. If you require any reasonable adjustments throughout the recruitment process or would like further details on the job description, please contact [e-mail]