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Senior Backend Developer for Financial Systems

Wealthsimple Technologies | toronto, Canada | Posted June 19, 2026

Position Overview

Take ownership at Wealthsimple as a Senior Backend Developer, focusing on financial system integrity using Java/Kotlin. Explore a hybrid environment where innovation meets financial responsibility.Wealthsimple seeks a Senior Backend Developer to fortify its financial infrastructure. This position involves building and evolving ledger systems necessary for accurate financial transactions. Your role will require a strong collaboration with Finance, ensuring every transaction maintains high correctness and compliance standards.Key Responsibilities:
• Develop and manage core ledger systems
• Ensure accuracy through double-entry bookkeeping practices
• Handle and optimize transaction processing under load
• Design robust audit trails and compliance mechanisms
• Work cross-functionally to support varying team needsRequirements:
• Strong experience in Java or Kotlin for backend systems
• Solid SQL capabilities for database management
• Familiarity with internal tooling...

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