Senior Microsoft 365 Engineer in London

Senior Microsoft 365 Engineer in London

London Full-Time 54000 - 66000 £ / year (est.) Hybrid
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At a Glance

  • Tasks: Design and optimise Microsoft 365 services in a dynamic enterprise environment.
  • Company: Join a leading American IT systems company in London.
  • Benefits: Competitive pay, professional growth, and a collaborative work culture.
  • Other info: Mentor junior engineers and shape the future of Microsoft 365 solutions.
  • Why this job: Make an impact by enhancing collaboration and security in a large-scale Microsoft ecosystem.
  • Qualifications: 7+ years in infrastructure engineering and 5+ years in Microsoft 365 administration.

The predicted salary is between 54000 - 66000 £ per year.

  • Senior Microsoft 365 Engineer American IT Systems•London, LND, United Kingdom
  • Location: London, UK
    Contract: 4-Month Fixed Term Contract
  • Onsite role

Role Summary

We are seeking an experienced

Senior Microsoft 365 Engineer to design, implement, administer, and optimize Microsoft 365 services across a large enterprise environment.

The role focuses on collaboration, messaging, identity, security, governance, and automation within the Microsoft ecosystem.

Key Responsibilities

  • Design and support Microsoft 365 services including Exchange Online, Teams, Share Point Online, One Drive, Power Platform, and Entra ID.
  • Provide Tier 3 support for complex identity, collaboration, and messaging issues.
  • Manage Microsoft 365 tenant administration, licensing, governance, and user lifecycle management.
  • Implement and maintain security, compliance, retention, and information protection solutions.
  • Administer Entra ID, Hybrid Identity, Conditional Access, MFA, and Identity Governance.
  • Manage Exchange Online mail flow, transport rules, messaging security, and hybrid environments.
  • Develop automation using Power Shell and Microsoft Graph API.
  • Monitor platform health, performance, security, and adoption trends.
  • Create technical documentation, operational procedures, and knowledge articles.
  • Collaborate with security, infrastructure, and business teams on enterprise solutions.
  • Mentor junior engineers and contribute to Microsoft 365 roadmap and architecture decisions.
  • Required Skills & Experience
  • 7+ years of infrastructure/platform engineering experience.
  • 5+ years of Microsoft 365 engineering and administration experience.
  • Exchange Online
  • Microsoft Teams
  • Share Point Online
  • One Drive for Business
  • Power Platform

• Experience with

  • Hybrid Identity and Active Directory integration
  • Conditional Access and MFA
  • Microsoft Purview, DLP, Sensitivity Labels, Retention & e Discovery
  • Power Shell scripting and automation
  • Microsoft Graph API
  • Enterprise-scale Microsoft 365 environments
  • Governance, security, and compliance frameworks
  • Git/Git Hub
  • Preferred Skills
  • Microsoft Copilot for Microsoft 365
  • Power Apps, Power Automate, and Power BI administration

Certifications (Preferred)

  • Microsoft Certified: Identity and Access Administrator Associate
  • Microsoft Certified: Messaging Administrator Associate

Education

  • Bachelor's degree in Computer Science, Information Technology, Engineering, or related field (or equivalent experience).
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Senior Microsoft 365 Engineer in London employer: American IT Systems

Palantir is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration among high-complexity teams. With a focus on employee growth, we provide opportunities for professional development in cutting-edge technologies like Kubernetes and Terraform, all while contributing to meaningful projects that support UK Government programs in defense. Our London location not only offers a vibrant city life but also a unique chance to work on secure and scalable infrastructure that makes a real impact.

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Contact Details:

American IT Systems Recruitment Team

We think you need these skills to ace Senior Microsoft 365 Engineer in London

Microsoft 365 Services Design
Exchange Online Administration
Microsoft Teams Management
SharePoint Online Administration
OneDrive for Business Management
Power Platform Expertise
Entra ID Administration