Senior Software Developer - Tax

Wealthsimple
Toronto
Workplace: OnsiteFull timeCAD 151,200 - 189,000 annuallyFunction: Software EngineeringSkills: ["Communication","Mentorship","Collaboration","Sound judgment","Debugging"]

Build and operate end-to-end tax products that help Canadians complete their tax obligations with confidence. Lead complex projects from discovery and technical design through implementation, launch, and iteration, shaping architecture and raising engineering standards. Work full-stack with React and Python, modernize legacy frontend code (jQuery/Backbone), and design reliable services and integrations for tax filing and reporting. Mentor teammates and partner across Product, Design, Compliance, and Engineering.

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FursaFursa
Wealthsimple
Wealthsimple
1 day ago

Senior Software Developer - Tax

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 23 hours agoStatus: Live

Job Summary

Build and operate end-to-end tax products that help Canadians complete their tax obligations with confidence. Lead complex projects from discovery and technical design through implementation, launch, and iteration, shaping architecture and raising engineering standards. Work full-stack with React and Python, modernize legacy frontend code (jQuery/Backbone), and design reliable services and integrations for tax filing and reporting. Mentor teammates and partner across Product, Design, Compliance, and Engineering.
Location: Toronto
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Own complex, end-to-end engineering projects from problem definition and technical design through delivery and ongoing improvement.
  • •Build and maintain full-stack experiences across React frontend and Python backend systems.
  • •Contribute to and modernize existing frontend code, including legacy jQuery and Backbone components.
  • •Design and operate reliable services and integrations that support tax filing, reporting, and critical client workflows.
  • •Make thoughtful decisions about architecture, testing, observability, security, and maintainability, while raising the technical bar through reviews and documentation.

Pay and Benefits

Salary: CAD 151,200 - 189,000 annually
Equity and Bonus:Equity
Perks:Health InsuranceLife InsurancePaid Leave

Key Requirements

  • •Significant professional software engineering experience shipping and operating production systems.
  • •Strong full-stack development experience, including React (or a comparable modern frontend framework).
  • •Professional experience with Python (or ability to become productive quickly in Python-based systems).
  • •Experience leading complex technical projects and turning ambiguous problems into clear deliverable steps.
  • •Experience mentoring engineers and improving how a team executes (code quality, collaboration, standards).
Experience:FintechTaxAccountingPaymentsRegulated financial-servicesCanada Revenue AgencyQuickBooks
Skills:CommunicationMentorshipCollaborationSound judgmentDebugging
Tech Stack:ReactPythonJQueryBackboneAPI designAutomated testingDebuggingMonitoringObservabilityClaude

Company Brief

Wealthsimple
Wealthsimple is a Canadian fintech offering automated investing, savings, tax filing, crypto trading, and cash accounts with a focus on low-cost, user-friendly financial services for retail customers.
Industry: Wealth Management
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Headquarters: Toronto, Canada
Founded: 2014
WebsiteLinkedIn