> Markdown version of [/jobs/ext/69337-senior-data-scientist-uniquement-profil-lillois-cdi-h-f](https://www.wearedevelopers.com/jobs/ext/69337-senior-data-scientist-uniquement-profil-lillois-cdi-h-f). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Data Scientist (uniquement profil lillois) - CDI H/F

- **Company:** Collective
- **Location:** Lille, France
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Airflow, Amazon Web Services, Github, Python (Programming Language), Machine Learning, Tensorflow, Standard Sql, SQL Databases, Feature Engineering, Pytorch, Apache Spark, Deep Learning, Pyspark, Scikit Learn, Kubernetes, Machine Learning Operations, Streamlit Framework, Docker, Databricks
- **Published:** May 23, 2026
- **Apply:** https://fr.indeed.com/viewjob?jk=f7496414e708e959

## About the Role

* 4+ ans en data science, impact à grande échelle sur des cas d'usage clients/users
 * Solide maîtrise Python, SQL, Spark et frameworks ML
 * Compréhension approfondie du deep learning, feature engineering/selection, algorithmes d'optimisation
 * Maîtrise du cycle de vie ML engineering
 * Capacité à structurer les analyses et en tirer des insights
 * À l'aise en équipes pluridisciplinaires (métier, data, produit, gouvernance)
 * Anglais courant + français conversationnel, CompétenceNiveauPythonExpertPySparkExpertDatabricksExpertMLflowExpertAWSConfirméGCPConfirméDocker / KubernetesConfirméStreamlitConfirmé

## Description

* Stratégie ML - Identifier les opportunités business, quantifier les impacts, contribuer à la roadmap ML
 * Modélisation avancée - Modèles statistiques, ML et systèmes agentiques de bout en bout
 * Qualité & monitoring - Métriques d'évaluation pertinentes, techniques de validation rigoureuses
 * Industrialisation - Collaboration avec les ML Engineers pour le passage en production scalable
 * Communication - Restitutions claires aux parties prenantes via visualisations et présentations

Stack

Python · SQL · Spark/PySpark · Databricks · MLflow · Scikit-Learn · TensorFlow · PyTorch · AWS · GCP · Streamlit · Docker · Kubernetes · Airflow · GitHub Actions


## Related Videos

- [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail)
- [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data)
- [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next)
- [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered)
- [Empowering Retail Through Applied Machine Learning](https://www.wearedevelopers.com/videos/976-empowering-retail-through-applied-machine-learning)
- [Bringing AI Model Testing and Prompt Management to Your Codebase with GitHub Models](https://www.wearedevelopers.com/videos/1536-bringing-ai-model-testing-and-prompt-management-to-your-codebase-with-github-models)

## Related Articles

- [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)
- [Best Companies to Work For in Paris: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/190-best-companies-to-work-for-in-paris-top-25-companies-in-2023)
- [Best Companies to Work For in France: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/189-best-companies-to-work-for-in-france-top-25-companies-in-2023)
- [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe)