Senior Microsoft Platform Engineer - WEMBLEY ON-SITE

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

Senior Microsoft Platform Engineer (Azure & Microsoft 365)

Wembley - Fully On-Site

£50,000 per annum + Permanent Benefits

We're seeking a Senior Microsoft Platform Engineer to join a growing technology team responsible for maintaining and enhancing a complex hybrid estate spanning on-premises infrastructure, Microsoft 365 and public cloud platforms.

This is an opportunity to play a key role in cloud transformation, platform automation, identity management and Microsoft 365 optimisation whilst helping shape a secure and scalable technology environment.

What You'll Be Doing

You’ll take ownership of core Microsoft platforms and services across both cloud and on-premises environments, ensuring availability, security and operational excellence.

Your responsibilities will include:

• Administering and optimising 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 VPNs, 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

What We're Looking For

We're looking for an experienced Microsoft platform professional with a strong blend of infrastructure, cloud and M365 expertise.

You’ll ideally have:

• Strong hands-on administration experience across Microsoft 365
• Expertise in Exchange Online, Teams, SharePoint Online, Intune and Entra ID
• Experience supporting hybrid Microsoft environments
• Strong Active Directory and identity management experience
• Experience with Azure cloud services
• PowerShell scripting and automation experience
• Good understanding of networking fundamentals including DNS, VPNs, routing and firewalls
• Experience supporting Windows Server environments
• Knowledge of platform security, monitoring, backup and disaster recovery
• Excellent troubleshooting and stakeholder communication skills