G MASS are partnering with a leading hedge fund to appoint a Margin Data & Reconciliation Analyst on an initial 6-month contract, based in London. Sitting within a Strategic Solutions function, this role is central to building out the firm's broker data handling capabilities, with responsibility for validating, troubleshooting, and codifying the ingestion of direct broker margin files.

You'll act as the connective tissue between intricate margin methodologies, internal accounting systems, and Python-based data engineering pipelines, with the ultimate goal of ensuring the firm's new in-house broker data either matches or knowingly improves upon legacy feeds.

Responsibilities:

• Take the lead on investigating margin data discrepancies day to day (Posted, Initial Margin, Variation, and Excess), comparing outputs from the Python replication dashboard against internal golden sources
• Dig into raw broker files to get to the bottom of accounting break...