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# Senior Market Data Engineer

- **Company:** NJF Global Holdings
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** C++ (Programming Language), Python (Programming Language), Data Pipelines
- **Published:** May 16, 2026
- **Apply:** https://find.jobs/jobs-near-me/senior-market-data-engineer-london/2771383280-2/

## About the Role

* Strong knowledge of multiple financial asset classes
 * Deep understanding of Level 2 and Level 3 tick-by-tick data
 * Solid understanding of market structure (e.g., NBBO rules, secondary markets, dark pools)
 * Familiarity with exchange protocols is a strong plus
 * Strong Python skills with experience using data libraries; C++ is a plus

## Description

You will work closely with researchers and quantitative developers to unlock insights from high-frequency market data and help power large-scale research and trading workflows., * Partnering with research and quant teams to deliver insights from tick-by-tick market data

 * Serving high-quality data to large-scale backtesting and research platforms
 * Building and maintaining tick data pipelines in Python to enable fast, reliable access across asset classes
 * Designing, implementing, and monitoring robust data quality frameworks across all pipelines


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