Reference Data Lead – Security Master

Canada - Toronto · CAD 153,000-197,000 · 7+ years experience · Posted Sep 28, 2026

At a glance

Own a critical data capability at the heart of trading, operations, compliance, and reporting.
Take ownership of the security master as the golden source of instrument data relied on across trading, operations, compliance, and reporting.
This is a senior role with broad visibility and influence across the firm, responsible for reference data quality, governance, and integrity across multiple asset classes.

Own and evolve the security master across equities, fixed income, derivatives, and funds, ensuring accurate and reliable instrument data across the firm.
Lead the sourcing, validation, reconciliation, and control of reference data from vendors including Bloomberg Data License, ICE, S&P, and LSEG.
Manage identifier cross-referencing across ISIN, CUSIP, SEDOL, FIGI, tickers, and issuer hierarchies, ensuring consistency across systems and downstream consumers.
Oversee corporate actions processing, data quality rules, governance standards, exception management, and the resolution of complex data issues.
Partner with technology and business teams on data models, EDM platforms, new instrument and market onboarding, regulatory requests, and the ongoing development of reference data capabilities.

7+ years of experience in reference data or security master functions within capital markets, with a track record of owning complex data domains or critical data processes.
Strong knowledge of instrument terms, structures, identifiers, and reference data across multiple asset classes.
Hands-on experience with EDM platforms such as GoldenSource, Markit EDM, or Bloomberg Enterprise Data.
Strong understanding of corporate actions, data governance, data quality frameworks, controls, and exception management.
Strong SQL skills, combined with a detail-focused, controls-oriented approach and the ability to work effectively across technology and business teams.

Exposure to regulatory reporting requirements such as MiFID II, CIRO, or EMIR.
Experience using Python to support data analysis, validation, reconciliation, or workflow efficiency.
Experience with data cataloguing, lineage, metadata management, or broader enterprise data governance tools.

100% company-paid health, life, and disability insurance effective from Day 1 of employment
Registered Retirement Savings Plan (RRSP) with the option of receiving a matching employer contribution
Company-paid virtual health care and Employee & Family Assistance Program (EFAP) available to employees and their dependents/partners
Parental Leave Top-Up
New Parent Gift
Fitness reimbursement to support health and well-being

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