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Vacancy description

Database Migration Engineer in Haywards Heath, United Kingdom

WHD

  • Full-timeStandard weekly hours
  • ContractFixed-term or freelance

£40k - £60k per annum

Haywards Heath, United Kingdom

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

  • Skilled Database Migration Engineer / Full-Stack JavaScript Developer
Responsibilities:
  • 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.
Technologies:
  • 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

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