Microsoft 365 Architect (Exchange, SharePoint, Teams) Location: London (Hybrid) Sector: Defence | Government Projects Working Model: Agile/DevOps Eligibility andamp; Clearance - Essential Due to the secure nature of this role:Must be eligible for SC or DV clearanceMust be a sole national of the United Kingdom, Italy, or JapanDual citizenship is not permittedApplications that do not meet these criteria cannot be considered. The Role We are seeking an experienced Microsoft 365 Architect to define and lead the architecture of secure collaboration services across Exchange Online, SharePoint Online, and Microsoft Teams. You will shape scalable, compliant solutions for defence programmes, working closely with engineering, security, and product teams in an Agile and DevOps environment. Key ResponsibilitiesOwn end-to-end architecture for M365 (Email, SharePoint, Teams)Produce high- and low-level designs aligned to security and compliance standardsDefine governance, configuration baselines, and integration patternsLead on security architecture (DLP, retention, identity, access control)Provide technical leadership and design authority across teamsDrive automation, DevOps practices, and Infrastructure as CodeSupport accreditation, risk, and assurance activitiesEngage stakeholders and translate business needs into technical solutionsRequirementsDeep experience designing Microsoft 365 architectures (Exchange, SharePoint, Teams)Strong knowledge of security and compliance (DLP, Conditional ..... full job details .....