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Quant Engineer: Data Products (Mid-career / Senior)

Barcelona, Catalonia, Spain💼 Full-time🗓 2026-08-24 → 2026-09-26

Core

Build and run statistical models for Thematic Factor Risk Models (TFM) to decompose stock returns into thematic and traditional risk factors for institutional investors.

Role type

Senior Quantitative Engineer (Data Products)

Builds

Production-ready factor risk models, signal-generation methodologies, and portfolio-attribution outputs.

Domain

Financial data products, quantitative finance, risk modeling

Deliverable

production ML models

Required skills

Python (production), statistical modeling, cross-sectional regression, covariance estimation, shrinkage, back-testing, point-in-time data handling, pandas, Parquet/Arrow, DuckDB, statsmodels, cvxpy

Preferred skills

PyTorch, NLP-generated exposure analysis, task orchestration (Dagster/Airflow), AWS, CI/CD

Technologies

Python, pandas, Parquet, Arrow, DuckDB, statsmodels, cvxpy, PyTorch, Dagster, Airflow, S3, AWS

Responsibilities

Develop statistical models of stock price movements, construct and back-test factor risk models, design and validate signal-generation methodologies, ensure research reproducibility, collaborate with pipelines team for daily production.

Seniority

Senior, hands-on IC

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