Data Migration Engineer

Data Migration Engineer (.NET/AWS) - Contract Location: Fully Remote (occasional travel to Reading, approximately once per month) Contract Length: Initial 3-6 Month Contract Day Rate: £450-£470 per day, Outside IR35 Start Date: ASAP Overview Our client is seeking an experienced Data Migration Engineer to support a large-scale data transformation programme within a healthcare environment.

This role will focus on migrating customer and operational data from legacy SQL Server databases into modern cloud-based database platforms, while ensuring data integrity, quality, and business meaning are maintained throughout the process.

The successful contractor will play a key role in analysing existing data structures, designing transformation logic, developing migration services, and supporting the build of scalable data services within AWS. Key Responsibilities Analyse and understand existing customer and operational data models.

Design and implement data migration strategies from legacy SQL Server environments. Transform and map data into new database structures whilst preserving business logic and data meaning. Cleanse, standardise, and validate data throughout the migration lifecycle.

Develop and enhance data migration services and APIs using C# and .NET. Build services to facilitate data transformation between multiple database technologies and formats. Work closely with technical and business stakeholders to understand migration requirements.

Support cloud-based database implementations and associated services within AWS. Document migration processes, transformation logic, and technical solutions. Essential Skills & Experience Strong commercial experience with C# and .NET Proven experience delivering data migration projects Advanced SQL skills, including: Complex queries Data modelling Performance optimisation Stored procedures Strong experience with SQL Server Experience with PostgreSQL Experience building and consuming Web Services / APIs Experience working within AWS cloud environments Strong understanding of ETL and data transformation techniques ...

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