Senior Software Developer building Ruby on Rails post-trade automation for Wealthsimple’s Canadian financial platform. Supporting clearing, settlement, reconciliation, and high-accuracy financial operations.
Responsibilities
Design and deliver post-trade automations across depositories for new and existing products
Contribute to technical design decisions shaping the post-trade processing pipeline
Mentor developers through pairing, code review, and in-the-moment feedback
Use AI to accelerate development and explore new ideas in daily team workflows
Partner with Securities Operations, Product Management, and engineering teams to understand business and technical needs
Support clearing, settlement, and inventory reconciliation across external depositories
Build tools that help Securities Operations work efficiently
Report to the Software Development Manager, Post-Trade Management
Requirements
Senior-level backend software development experience with a focus on Ruby on Rails
Experience designing and delivering complex automations or data pipelines in a production environment
Comfort working with high-stakes, high-accuracy systems where correctness and auditability matter
Experience mentoring other engineers through code review, pairing, or in-the-moment feedback
Strong communication skills and ability to work directly with operations, product, and engineering teams
Experience with Java or Kotlin, React, Oracle, Postgres, Kubernetes, or AWS infrastructure (nice to have)
Past FinTech experience or exposure to ledgers, brokerage, custody, clearing, or settlement systems (nice to have)
Experience in a regulated or compliance-sensitive engineering environment (nice to have)
Legal eligibility to work in Canada
Permanent residence location in Canada
Benefits
Top-tier health benefits and life insurance
Long-term group savings with employer match, through Wealthsimple for Business
20 vacation days
4 wellness days
Unlimited sick and mental health days per year
Ability to work outside Canada for up to 90 days per year
Employee resource groups, including Rainbow (2SLGBTQ), Women of WS, and Black at WS
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