Jefferies

Senior Market Risk Developer – Historical Timeseries (Vice President)

Jefferies
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3 months ago
London, United KingdomStaff+

Responsibilities

  • Source historical market data from internal and external providers and integrate it with quant libraries and APIs.
  • Detect and remediate data quality issues such as gaps, stale data, outliers, and misalignments.
  • Implement algorithms for gap-filling, back-filling, and anomaly correction for VaR and SVaR calculations.
  • Build and enhance scalable Snowflake-based historical time series infrastructure.
  • Develop Python ETL/ELT pipelines and optimized SQL models for time series storage and retrieval.
  • Collaborate with Market Data and Risk teams to define canonical market observables and maintain data lineage.
  • Ensure risk inputs are reproducible, auditable, and suitable for regulatory compliance.
  • Translate market risk requirements into technical solutions and data contracts.

Requirements

  • At least 7 years of hands-on experience developing applications with relational databases and big-data platforms.
  • Strong Python skills, including pandas, NumPy, and data engineering best practices.
  • Advanced SQL and Snowflake experience, including warehouse management, streams, tasks, and query optimization.
  • Knowledge of market risk concepts including VaR, SVaR, sensitivities, and stress testing.
  • Experience handling end-of-day market data and historical time series across asset classes.
  • Ability to translate risk requirements into technical solutions and data contracts.
  • Bachelor’s degree, preferably in Computer Science, Engineering, Mathematics, or a similar technical discipline.
  • Strong analytical, problem-solving, communication, troubleshooting, prioritization, and follow-through skills.

Tech Stack

AWSNumPyPandasPythonSnowflakeSQL

Categories

Data Engineering
Jefferies

About Jefferies

5,001-10,000 employees
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