London Hybrid Senior M365 Engineer — Migrations & Security

Randstad Technologies Recruitment; Greater London; Hybrid; GBP 74,000 - 92,000; Full time

Job summary

Randstad Technologies Recruitment is seeking a Senior M365 Consultant for a London hybrid role. You will act as SME and technical lead for M365 across multi-site environments, collaborating with global teams and driving migrations and security strategies.

You will own design and implementation for Teams, OneDrive, Exchange, and SharePoint, manage mail security and e-discovery, and support performance across London and international offices.

Qualifications

• 8+ years of M365 architecture, security, and design experience in a global enterprise.
• Proven cross-border collaboration and stakeholder management in international teams.
• 5+ years as an Exchange Admin for large-scale, 24/7 messaging.
• 5+ years with Azure AD (Entra ID), Intune, and Microsoft EMS.
• 5+ years handling Microsoft/Proofpoint e-discovery and compliance.

Responsibilities

• SME Ownership: Provide expert-level design, implementation, and support for Teams, OneDrive, Exchange, and SharePoint across multi-site environments.
• Global Collaboration & Governance: Primary M365 point of contact in London for stakeholder and committee meetings, aligning local units with international IT strategies.
• Lead Migrations: Spearhead Mimecast-to-M365 and home drive-to-OneDrive migrations.
• Mail Security & Compliance: Line 1 security expert focusing on mail flow, routing, EOP, and Proofpoint e-discovery integrations.
• Performance & Support: Troubleshoot Teams performance and network issues across London and global offices outside the US.

Skills

M365 architecture

Security design

Cross-border collaboration

Exchange Admin

Azure AD

Intune

EMS

e-discovery

Tools

Microsoft 365

Exchange

Azure AD

Intune

EMS

Proofpoint

Job description

Randstad Technologies Recruitment is seeking a Senior M365 Consultant for a London hybrid role. You will act as SME and technical lead for M365 across multi-site environments, collaborating with global teams and driving migrations and security strategies.

You will own design and implementation for Teams, OneDrive, Exchange, and SharePoint, manage mail security and e-discovery, and support performance across London and international offices.