Data Engineer - Ledger Migration & Data Lake (London)

Photon Group in London, United Kingdom, is seeking a Data Engineer to support a ledger migration and data clean-up initiative. The role focuses on data lake, reporting systems, and downstream feeds to ensure data integrity and system functionality.

Key responsibilities include large-scale batch processing, data validation, regression testing, and migration preparation within a fast-paced financial services environment. UK-based applicants preferred; visa sponsorship not advertised.