Location: Toronto or Winnipeg

About IGM Financial and Mackenzie Investments

IGM Financial Inc. is one of Canada’s leading diversified wealth and asset management companies, with approximately $271 billion in total assets under management. We serve over two million Canadians, helping them achieve their financial goals through a broad range of financial planning and investment management services.

Mackenzie Investments, founded in 1967 and operating under IGM Financial’s multi-brand, multi-channel strategy, is a holistic asset management partner to thousands of Canadian financial advisors and the investors they support.

We are proud to be recognized by Mediacorp Canada Inc. as one of Canada’s Top Employers, thanks to our commitment to empowering employees, supporting mental and physical wellness, and fostering a culture of continuous learning and collaboration.

Mackenzie Investments is a diverse and inclusive workplace, and we encourage applications from all qualified candidates—including racialized persons, women, Indigenous individuals, persons with disabilities, the 2SLGBTQIA+ community, and neurodiverse individuals—who will contribute to the diversification of ideas and perspectives.

The Opportunity

The Investment Management, Multi-Asset Allocation team is currently hiring a fall intern from September – December. Work with and be mentored by a Python and Pandas expert. Collaborate through pair programming and test-driven development. Use code generation (LibCST and Fixit) and other automation to improve the quality of the codebase.

Example Improvements

• Replace nested loops with vectorized Pandas operations, or convert Pandas operations to Polars
• Introduce modular utility functions to reduce duplication
• Add unit tests to functions where absent
• Use characterization tests to ensure output consistency for unchanged inputs
• Optimize data loading routines for large files
• Clean up legacy code to follow PEP8 and readability standards

Skills & Qualifications

We’re looking for a candidate who:

• Has some familiarity with Python and is motivated to deepen their programming expertise
• Has at least a basic understanding of Pandas or other data-centric libraries
• Is curious about solving large-scale data problems in code
• Is willing to spend at least half of their time pair programming, either in person or via video calls

We thank all applications for their interest in Mackenzie Investments; however, only those candidates selected for an interview will be contacted.

Mackenzie Investment is an equal opportunity employer and is committed to providing employment accommodations in accordance with the Ontario Husman Rights Code and the Accessibility of Ontarians with Disabilities Act. Please advise Human Resources if you require accommodation.