Data Migration Engineer at IO Associates, London, £450-£470 per day

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 life cycle.
• 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
• Ability to translate business requirements into technical data models

Desirable Skills

• Experience with Amazon AuroraDB
• Experience with MongoDB
• Experience migrating data between relational and NoSQL databases
• Healthcare or regulated industry experience
• Experience working within consultancy-led delivery environments

Education

• Degree from a Russell Group University preferred
• Computer Science, Software Engineering, Mathematics, or related technical discipline ideal

Interested in hearing more? Please get in touch with Rebecca Long

Disclaimer: Any remuneration stated in this advertisement is indicative and will be dependent on the successful candidate's experience, skills and qualifications. Final remuneration will be agreed with the successful candidate and will be subject to the terms of the contract.