ASP.NET / SQL Server Developer - Cloud Migration and API Platform Build - DBS Clearance will need to be obtained. 1-2 days a week on site.Our Surrey based client is seeking an ASP.NET / SQL Server Developer for a 5-6 month Contract to LEAD a legacy system modernisation project.The role involves designing and building a secure API layer to extract and transform data from an existing database, migrating and storing that data within a cloud platform, and developing a modern, user-friendly application interface for users / stakeholders. You will be responsible for end-to-end solution delivery including data integration, API development, cloud data storage architecture, reporting and statistics dashboards, and workflow enablement.The ideal candidate needs to have strong, STAND ALONE experience in ASP.NET, API, SQL Server, cloud services, and application development, with the ability to translate legacy structures into scalable, well-documented, and maintainable modern systems.The ProjectExtracting and transforming data from an existing legacy SQL Server databaseMigrating and storing structured data in a cloud-hosted environmentDesigning and building secure ASP.NET APIs for data access and integrationDeveloping a user-friendly application interface for operational usersImplementing reporting, statistics, and workflow functionalityCreating a maintainable and scalable architecture for future growthKey ResponsibilitiesDesign and develop ASP.NET / APIs to expose legacy data securelyBui