Strategic Margin Data & Reconciliation Analyst (Contract)

G MASS Consulting; Greater London; On-site; GBP 90,000 - 140,000; Full time

Benefits offered by this job

Initial 6-month contract

Competitive salary

Job summary

G MASS Consulting is seeking a Margin Data & Reconciliation Analyst for a 6-month contract in London. The role sits in Strategic Solutions, focusing on validating and codifying direct broker margin files within Python-driven data pipelines.

You will bridge margin methodologies, accounting systems, and data engineering workstreams, ensuring broker data either matches or improves legacy feeds. Collaboration with SMEs is essential for bespoke account treatments.

Qualifications

• Strong grounding in Prime Brokerage, FIPB, and Futures margin mechanics.
• Comfort with dense, multi-tab financial data files.
• Some exposure to data pipeline architecture.
• Analytical mindset and ability to translate business logic into code.

Responsibilities

• Lead investigations into margin data discrepancies (Posted, Initial Margin, Variation, Excess).
• Compare Python replication outputs with internal golden sources.
• Debug raw broker files to resolve mapping, parsing or methodological issues.
• Codify margin calculation logic for Futures, PB, FIPB, OTC Non-Cleared accounts; include FX conversions.

Skills

Python

Data analysis

Margin data

Prime brokerage

Data reconciliation

Futures margin

Tools

Python

Job description

G MASS Consulting is seeking a Margin Data & Reconciliation Analyst for a 6-month contract in London. The role sits in Strategic Solutions, focusing on validating and codifying direct broker margin files within Python-driven data pipelines.

You will bridge margin methodologies, accounting systems, and data engineering workstreams, ensuring broker data either matches or improves legacy feeds. Collaboration with SMEs is essential for bespoke account treatments.