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# Data Scientist

- **Company:** Moody's
- **Location:** Brussel, Belgium
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Amazon Web Services, Data Analysis, Big Data, Code Review, Collaborative Software, Computer Programming, Continuous Integration, Distributed Computing Environment, Monitoring of Systems, Python (Programming Language), Machine Learning, Tensorflow, SQL Databases, Pytorch, Retrieval-Augmented Generation, Large Language Models, Claude Code, Prompt Engineering, Git, Pandas, Containerization, Pyspark, Scikit Learn, Information Technology, Machine Learning Operations, Databricks
- **Published:** October 27, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=6f7e354a8052385b

## About the Role

* Demonstrated proficiency in artificial intelligence concepts, with hands-on experience using AI tools to streamline workflows and enhance operational efficiency. Proven ability to implement AI-powered solutions to solve business challenges. Demonstrates a growing awareness of AI risk management and a commitment to responsible and ethical AI use.
 * Strong programming skills in Python, including pandas and scikit-learn, and SQL.
 * Solid foundation in statistics, predictive modelling, experiment design, and machine learning methods including regression, classification, and clustering.
 * Experience developing and deploying analytical or machine learning solutions into production environments.
 * Ability to explore and analyse large datasets to identify trends, data quality issues, risks, and opportunities.
 * Familiarity with version control using Git and collaborative software development practices.
 * Strong problem-solving skills with the ability to communicate technical findings and model outcomes clearly to non-technical stakeholders.
 * Professional working proficiency in English.
 * Experience with Databricks, PySpark, or other distributed data processing platforms is preferred.
 * Experience with modern AI technologies, including large language models, prompt engineering, RAG architectures, agentic systems and AI-assisted development tools such as Claude Code is preferred.
 * Familiarity with MLOps practices, including CI/CD, containerization, model monitoring, and AWS cloud platforms is preferred.
 * Experience with PyTorch or TensorFlow
 * Background in financial services is preferred., * Bachelor's or Master's degree in Data Science, Statistics, Mathematics, Computer Science, or a related quantitative field.
 * 3+ years of hands-on experience in machine learning, advanced analytics, or quantitative modelling.

## Description

* Design, build, and deploy machine learning models and AI-powered workflows that improve data quality, business decision-making, and operational efficiency across Moody's Analytics.
 * Develop, test, and deploy machine learning models and AI-powered workflows for defined business use cases.
 * Translate business problems into analytical approaches, features, and measurable outcomes.
 * Explore and analyse large datasets to surface trends, data quality issues, risks, and opportunities.
 * Design and run experiments to validate models, track performance metrics, and measure business impact against defined success criteria.
 * Partner with Data Engineers to productionize models through pipelines, monitoring, retraining, and integration into downstream systems.
 * Document methodology and present findings and model outcomes clearly to technical and business stakeholders.
 * Contribute to team standards through code reviews, reusable components, reproducible experiments, and model documentation.