Senior Microsoft Security Consultant / Solution Architect (Sentinel/Defender/Purview)

Threatscape

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London, GB Until 9/22/2026 First posted July 24, 2026 Last posted July 24, 2026
Job description

Senior Microsoft Security Consultant / Solution Architect

1.Sentinel | 2.Defender | 3.Purview

About the Role

> Remote, within UK or Ireland.

> Immediate start or as soon as possible

> No sponsorship available - you need to be legally authorised to work in the country

> Interview process: video + onsite

We are looking for a Senior Microsoft Security Consultant / Solution Architect to join our growing Microsoft Security Practice.

This permanent position combines client-facing delivery, solution architecture, and practice development. Initially, you will play a key role in helping one of our clients enhance and mature their Microsoft Sentinel capability. Beyond this engagement, you will become a core member of our security team, delivering Microsoft Security projects across a range of customers while helping shape and grow our Sentinel offering.

Key Responsibilities

Client Delivery

  • Design, implement, and optimise Microsoft Sentinel solutions for enterprise customers.
  • Lead Sentinel deployments, data source onboarding, automation development, and platform enhancements.
  • Troubleshoot and resolve complex Sentinel, Logic Apps, and security integration challenges.
  • Work closely with customers to define and deliver security monitoring, detection, and response capabilities.
  • Support the deployment and integration of Microsoft Defender technologies.
  • Deliver broader Microsoft Security consulting, architecture, and implementation services across technologies such as Defender, Purview, Entra ID, and Azure Security, depending on customer requirements

Practice Development

  • Help develop and expand our Microsoft Sentinel capability, services, and best practices.
  • Contribute to pre-sales activities, workshops, solution design, and customer engagements.
  • Mentor colleagues and share knowledge across the Microsoft Security Practice.
  • Stay current with Microsoft's evolving security portfolio and emerging technologies.

Essential Skills & Experience

  • Proven experience delivering Microsoft Sentinel implementations in enterprise environments.
  • Strong experience onboarding and integrating new Sentinel data sources.
  • Hands-on expertise troubleshooting, optimising, and enhancing Sentinel deployments.
  • Strong knowledge of Microsoft Defender and its integration with Sentinel.
  • Experience designing and implementing Logic Apps and Sentinel automation playbooks.
  • Previous experience as a Security Consultant, Security Architect, or Solution Architect.
  • Strong client-facing, stakeholder management, and consulting skills.

Desirable Skills & Experience

Experience with one or more of the following: Microsoft Purview, Entra ID, Azure, Insider Risk Management, Abnormal Security, Microsoft Information Protection and Compliance solutions

Certifications: Ideally:

  • SC-100 – Microsoft Cybersecurity Architect Expert
  • SC-200 – Microsoft Security Operations Analyst Associate

What We're Looking For

  • A proven Sentinel specialist with experience delivering successful customer engagements.
  • Someone who can operate comfortably at both hands-on technical and solution architecture levels.
  • A strong communicator who enjoys working with customers and mentoring others.
  • A consultant who wants to play a key role in growing a leading Microsoft Security Practice.

Why Join Us?

  • Be part of a growing Microsoft Security Practice and influence its future direction.
  • Work on high-profile security transformation projects across diverse customer environments.
  • Help shape and expand our Microsoft Sentinel capability and services.
  • Collaborate with a highly experienced team, including five Microsoft MVPs.
About this role

Summary

Design, implement, and optimize Microsoft Sentinel solutions; lead deployments; mentor colleagues.

Job title

Senior Microsoft Security Consultant / Solution Architect

Experience level

senior level

Industry

software

Location requirements

London, UK, remote work allowed within UK or Ireland.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

Microsoft Sentineldata source onboardingtroubleshootingMicrosoft DefenderLogic Apps

Preferred skills

Microsoft PurviewEntra IDAzureInsider Risk ManagementMicrosoft Information Protection

Specializations

Microsoft Sentinelsecurity architecturecloud securityautomationMicrosoft Defender
Locations

Structured locations inferred from the posting.

London, UK

Remote City