This 2024 case study describes how a leading UK insurance broker with global reach launched a business-driven program to migrate 800+ applications and reduce cost, tech debt, cyber risk, and operational inefficiencies, while meeting regulatory and risk-management expectations after extensive M&A complexity. Brillio (CloudStratex) performed a current-state analysis to inventory the infrastructure estate and identify remediation priorities, then designed an enterprise-scale Azure Landing Zone with automated, governance-led controls and connectivity to the client’s SDWAN and broader estate. The migration program refactored, right-sized, and decommissioned workloads from legacy landing zones and data centers, and added initiatives such as Azure DevBox plus high availability and resiliency impr

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