Lead Quantitative Market Risk & Modeling

Portage Ventures GP Inc.; Toronto; Hybrid; CAD 140,000 - 190,000; Full time

Benefits offered by this job

Top-tier health benefits and life ins.

Long-term savings with employer match

20 vacation days

4 wellness days

Unlimited sick and mental health days

Hybrid team across North America

Job summary

Wealthsimple seeks a senior quantitative risk professional to own the development and maintenance of risk models, including VaR/SVaR and stress testing. You will document methodologies and ensure accurate outputs under CIRO guidelines while collaborating with margin and risk teams to inform decision making.

Independent work style and the ability to lead a small team are valued, with strong emphasis on producing production-ready code in Python or R.

Qualifications

• 7–10 years in quantitative risk analytics within financial services.
• Hands-on model development across stress testing methods (VaR/SVaR).
• Deep knowledge of markets, instruments, and valuation principles.
• Strong understanding of CIRO 5000 margin rules.
• Proficiency in Python or R for production code.
• Excellent written communication for methodology docs.
• Able to work independently under tight deadlines.
• Potential to lead a small team / senior manager track.

Responsibilities

• Own development, testing, and maintenance of quantitative risk models (VaR/SVaR and stress tests).
• Document model methodologies for stakeholders.
• Model margin impacts under stressed conditions per CIRO rules.
• Develop production-quality code across multiple languages.
• Collaborate with margin, delinquency, and risk teams for actionable guidance.
• Identify and flag model performance issues proactively.

Skills

Quantitative risk

VaR/SVaR

CIRO margins

Python/R

Model development

Documentation

Independent worker

Leadership potential

Education

Master’s degree in quantitative field

CFA/FRM

DFOL certification

Job description

Wealthsimple seeks a senior quantitative risk professional to own the development and maintenance of risk models, including VaR/SVaR and stress testing. You will document methodologies and ensure accurate outputs under CIRO guidelines while collaborating with margin and risk teams to inform decision making.

Independent work style and the ability to lead a small team are valued, with strong emphasis on producing production-ready code in Python or R.