Quantitative Analyst Intern – IRB Non-Retail, Segmentation Clustering
A six-month internship in the bank's IRB wholesale modelling team in La Défense, improving how borrowers are grouped into pools for probability-of-default calibration. The aim is more stable models and less volatile regulatory capital.
What you’d work on
Our reading of the posting: what a new hire in this role would most likely spend their first months on.
- Learn the two-step PD process: ranking risk, then grouping into pools
- Find alternative clustering methods for building pools
- Implement them and measure the effect on stability and discrimination
- Compare results against the current approach
- Document the work and present it to the team
What they ask for
Required
- Engineering school or Master's in statistics, applied maths or computer science
- R and Python
- Databases
- Statistical models, econometrics and machine learning
- Written English
- Autonomy and rigour
Preferred
- Climate and environmental risk concepts
- Education
- Engineering school or Master's student in statistics, applied maths or computer science
- Experience
- Students; 6-month internship
- Languages and tools
- Markets
- credit
How to prepare
- Build a rating scale with score bands and calibrate PD per grade
- Compare clustering and optimal-binning methods for homogeneous pools
- Learn how pool stability and estimator variance affect capital volatility
- Practise measuring discriminatory power over time in Python or R
- Read Basel and EBA expectations for PD calibration
What to study
- Probability, Statistics and Financial Data
- Econometrics and Financial Time Series
- Quantitative Risk Management
- Financial Machine Learning
- Python and Data Primer
The Risk Quant roadmap sets out the stages for this kind of role, with free resources for each.
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Read the full posting on Société Générale’s site before applying: requirements, location and pay can change after we check them.
View the posting on Société Générale’s site ↗
SelfMadeQuant wrote this summary from the employer’s public posting, last checked 6 November 2026. SelfMadeQuant isn’t affiliated with Société Générale and doesn’t handle applications.