hackajob is partnering directly with Colt Technology Services to hire for this role.
Colt provides network, voice and data centre services to thousands of businesses around the world, allowing them to focus on delivering their business goals instead of the underlying infrastructure.
Why we need this role We are looking for a Security Architect specialising in the Microsoft Security platform (M365 E5) to join the Security and Resilience Security Architecture team.
This role acts as the design authority and subject matter expert for Microsoft security technologies, including Defender, Entra ID and Purview, and will play a key role in modernising Colts security posture.
The successful candidate will work closely with Security Engineering, SOC, Threat Intelligence and Risk functions, as well as wider technology teams (DIO, Network Engineering, Service Delivery), to design and implement integrated, Zero Trust-aligned security architectures across the Colt estate.
The role combines:
Deep technical ownership of the Microsoft Security stack (E5)
Security design, architecture and assurance
Strategic transformation across Colt technology domains
You will play a critical role in driving:
Identity-driven and endpoint-focused security architecture for user-facing environments
Data protection and compliance capabilities through Microsoft Purview
Modern SOC enablement leveraging Defender and Sentinel telemetry alongside broader tooling
The secure adoption of Microsoft Copilot and AI/LLM-driven capabilities, ensuring appropriate governance, data protection and access controls
What you will do Act as the design authority for Microsoft Security architecture, covering Defender, Entra ID and Purview capabilities
Define and maintain the target architecture for the Microsoft security platform, aligned to Colts Zero Trust strategy
Lead the design and implementation of Microsoft Defender capabilities across endpoints, identities and user-facing services, ensuring integration with wider security tooling where required
Define appropriate integration patterns between Microsoft Defender and non-Microsoft security tooling, particularly across server and infrastructure environments
Design and deliver Microsoft Purview solutions, including Data Loss ...
Security Architect - Microsoft Security in London employer: Hackajob
Joining Google as a Security Platform Engineer in the UK Public Sector means becoming part of a dynamic and innovative team dedicated to delivering secure private cloud services for critical customers. With a strong emphasis on employee growth, you will have access to cutting-edge technology and collaborative opportunities that foster professional development. The inclusive work culture at Google encourages creativity and teamwork, making it an exceptional employer for those seeking meaningful and impactful work in a supportive environment.
