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Scotiabank
·
January 1, 2026
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Data Scientist

Toronto, Ontario, Canada
Full-time
Onsite
Entry, Mid Level
Scotiabank is a leading bank in the Americas, committed to results and an inclusive culture. The Data Scientist role is essential for the Fraud Management Group, focusing on leveraging data science to reduce fraud risks and collaborating with various stakeholders to implement effective solutions.
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Responsibilities

  • Collaborate with stakeholders including Operations, Analytics and Data Science partners, as well as Scotia Digital and IT&S partners to identify opportunities and drive business value in reducing fraud risks by leveraging Data Science
  • Leverage distributed computing tools (e.g. Beam, BigQuery, Hive, Spark) for analysis, data mining and modeling
  • Collaborate with technology / engineering, analytics, and operational teams to deploy fraud detection and prevention models and algorithms in production across different products and channels
  • Create and apply model validation strategies to measure model effectiveness, conduct A/B testing, and make ongoing enhancements
  • Prepare detailed documentation to outline data sources, models and algorithms used and developed
  • Present results to business line stakeholders and help implement real data-driven changes
  • Champion a customer focused culture to deepen client relationships and leverage broader Bank relationships, systems, and knowledge
  • Leverage Scrum framework for iterative and incremental agile development of machine learning product features, participate in sprint review, planning, and daily scrum ceremonies
  • Understand how the Bank’s risk appetite and risk culture should be considered in day-to-day activities and decisions

Qualification

Required

  • Post-secondary degree in relevant STEM discipline (Computer Science, Electrical/Computer/Software Engineering, and Statistics/Mathematics)
  • Experience with machine learning, statistical techniques, as well as model testing and validation
  • Experience cleaning, transforming and visualizing large data sets working with various data formats (e.g. unstructured logs, XML, JSON, flat files, audio, image)
  • Solid SQL skills for querying relational databases (e.g., SQL Server, DB2, MySQL)
  • Programming skills in Python, Java or Scala

Preferred

  • 2+ year similar hands-on experience
  • Hands-on experience with Big Data ecosystem tools (e.g., Beam, BigQuery, Hive, Spark)
  • Experience with UNIX tools and shell scripting
  • Expertise with Docker or Kubernetes
  • Experience with various services on Google Cloud Platform
  • Experience deploying models into productions as streaming application, Rest APIs, batch jobs or dashboards
  • Experience with Deep Learning architectures like RNNs and CNNs
  • Experience using and implementing visualization tools
  • Knowledge of industry trends regarding fraud and experience in fraud detection and prevention
  • Experience working with cross-functional team in an Agile environment

Benefits

  • Diversity, Equity, Inclusion & Allyship - We strive to create an inclusive culture where every employee is empowered to reach their fullest potential, respected for who they are, and are embraced through bias-free practices and inclusive values across Scotiabank.
  • Accessibility and Workplace Accommodations - We value the unique skills and experiences each individual brings to the Bank, and are committed to creating and maintaining an inclusive and accessible environment for everyone.
Scotiabank is a banking firm that provides banking and financial services.
Glassdoor
3.9
Founded in 1832
Toronto, Ontario, CAN
10001+ employees
https://www.scotiabank.com