Senior Data Scientist - Commercial Banking Analytics

Scotiabank; Toronto; On-site; CAD 120,000 - 160,000; Full time

Job summary

Scotiabank in Toronto is seeking a Senior Data Scientist to advance Commercial Banking Data & Analytics platforms, leveraging enterprise datasets, predictive models, and AI technologies to drive business decisions. You will collaborate with Analytics, Credit Risk, Data, and Technology teams to modernize platforms, monitor models, and ensure governance and reproducibility across production environments.

Strong Python and SQL skills, and production analytics experience are essential for success in

Qualifications

• University degree in a quantitative field (CS/Engineering/Math/Stats/Economics).
• Significant hands-on experience in data science, machine learning, or advanced analytics.
• Advanced proficiency in Python and SQL.
• Experience supporting production-level analytical or predictive modelling solutions.
• Experience with model governance, documentation, controls, validation, or model risk management.
• Experience with cloud-based analytics tools (Azure Databricks, GCP, BigQuery) is a plus.

Responsibilities

• Support operation, maintenance, and enhancement of an enterprise analytics and predictive modeling platform.
• Monitor, assess, and improve model performance including recalibration and validation support.
• Investigate data quality, model output, and production issues via root-cause analysis.
• Develop understanding of data lineage, feature engineering, and source-system dependencies.
• Collaborate with cross-functional teams to deliver platform enhancements and production support.
• Contribute to platform modernization and streamline legacy analytics processes.
• Support governance, documentation, controls, and model risk management.

Skills

Data Science

Predictive Modeling

Machine Learning

Python

SQL

Model monitoring

Stakeholder management

Production data pipelines

Education

University degree in quantitative field

Tools

Azure Databricks

Google Cloud Platform

BigQuery

Job description

Scotiabank in Toronto is seeking a Senior Data Scientist to advance Commercial Banking Data & Analytics platforms, leveraging enterprise datasets, predictive models, and AI technologies to drive business decisions. You will collaborate with Analytics, Credit Risk, Data, and Technology teams to modernize platforms, monitor models, and ensure governance and reproducibility across production environments.

Strong Python and SQL skills, and production analytics experience are essential for success in