Security Engineer at La Fosse Associates, Remote, £450-£500 per day

Security Engineer

This role requires a Contract Security Engineer with deep, hands-on expertise across the Microsoft security ecosystem particularly Azure security tooling, Defender XDR, Entra ID, and Sentinel. You’ll design, implement, and automate security controls using Microsoft-native capabilities to protect cloud workloads, identities, and enterprise environments.

• Day Rate: £450-£500pd
• IR35 Status: Outside
• Duration: 6 Months
• Travel: 1 day a week in Buckinghamshire

This Security Engineer will have the previous following experience:

• Deep experience with Microsoft Defender for Cloud (CSPM), secure configuration of Azure subscriptions/resource groups, IAM/least-privilege models, Azure Policy/Blueprints, and Key Vaults
• Strong capability in managing users/groups, enforcing MFA/SSO, Conditional Access policies, and securing enterprise applications within Entra.
• Hands-on with Defender XDR/EDR across endpoints, O365, and Azure servers (P2), with a focus on advanced threat detection and automated response.
• Skilled in Microsoft Sentinel SIEM/SOAR setup, tuning, and KQL query development for detection engineering and incident investigation.
• PowerShell/Python scripting for automating Microsoft security tooling, plus experience securing DNS, DKIM/DMARC, and supporting vulnerability management workflows.