Database Migration Engineer in Haywards Heath, United Kingdom

Salary: £40,000 - 60,000 per year Requirements:

• Skilled Database Migration Engineer / Full-Stack JavaScript Developer

• Audit our Microsoft Access databases, documenting relational schemas, indexing strategies, complex queries, and custom VBA modules.
• Design, implement, and optimize a modern target database system suited to a JavaScript-centric application environment.
• Write resilient, well-tested https://jobeax.com/link/JSd7UYCSg572jJDY data pipelines to extract, transform, clean, and load legacy data while maintaining data integrity.
• Build secure, high-performance RESTful or GraphQL APIs using https://jobeax.com/link/JSd7UYCSg572jJDY frameworks such as Express or NestJS and JavaScript or TypeScript.
• Write unit and integration tests to validate migrated data and backend services against legacy business rules and improve upon them.

• Backend
• GraphQL
• JavaScript
• NestJS
• TypeScript
• VBA
• NodeJS
• API
• ETL
• Embedded
• MongoDB
• MySQL
• PostgreSQL

More:

We are hiring for a fixed-term contract of six months initially, based in Haywards Heath. In this role, you will lead the end-to-end overhaul and modernisation of our legacy Microsoft Access database infrastructure, including migration to a modern database architecture.

last updated 43 week of 2026