Senior Microsoft Platform Engineer - Azure & 365 Specialist

Adecco Portugal; Greater London; On-site; GBP 45,000 - 55,000; Full time

Job summary

Adecco Portugal is seeking a Senior Microsoft Platform Engineer to maintain and enhance a hybrid estate spanning on-premises infrastructure, Microsoft 365 and public cloud platforms in Wembley, UK. You will own core Microsoft platforms and ensure availability, security and operational excellence.

The role focuses on cloud transformation, platform automation, identity management and 365 optimisation, delivering migration and optimisation projects while producing documentation and working with

Qualifications

• Extensive Microsoft 365 administration experience.
• Hands-on expertise across Exchange Online, Teams, SharePoint Online, Intune, and Entra ID.
• Experience supporting hybrid Microsoft environments.
• Strong AD and identity management experience.
• Proficient with Azure cloud services and automation via PowerShell.
• Knowledge of networking fundamentals and security practices.

Responsibilities

• Administer and optimise Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive and Intune.
• Managing identity and access across Active Directory and Entra ID.
• Designing and supporting hybrid cloud infrastructure across Azure and on-premises environments.
• Implementing and maintaining SSO, MFA and Conditional Access policies.
• Supporting Microsoft 365 security, compliance and governance initiatives.
• Managing hybrid connectivity including DNS, routing and firewall integrations.
• Automating operational processes through PowerShell, Terraform and Infrastructure-as-Code practices.
• Supporting platform monitoring, patching, resilience and disaster recovery.
• Delivering cloud migration, transformation and optimisation projects.
• Producing and maintaining technical documentation and operational standards.
• Working closely with infrastructure, networking, security and service teams to improve platform performance and reliability.

Skills

Microsoft 365

Exchange Online

Teams

SharePoint Online

Intune

Entra ID

Active Directory

Azure

PowerShell

Terraform

IaC

DNS & VPNs

Windows Server

Security & DR

Tools

PowerShell

Terraform

Job description

Adecco Portugal is seeking a Senior Microsoft Platform Engineer to maintain and enhance a hybrid estate spanning on-premises infrastructure, Microsoft 365 and public cloud platforms in Wembley, UK. You will own core Microsoft platforms and ensure availability, security and operational excellence.

The role focuses on cloud transformation, platform automation, identity management and 365 optimisation, delivering migration and optimisation projects while producing documentation and working with