Build .
NET and C# services for Questbank’s mortgage platform in a hybrid setting requiring at least three office days weekly. As a Senior Software Engineer, you will own a domain across architecture, code reviews, production incidents, and technical direction. You will help build a distributed Loan Origination System for Secured Lending using microservices, Google Cloud Platform, and event-driven design. Your work spans backend REST APIs and Angular frontend components.

Key Responsibilities
- Own architecture, technical quality, code reviews, and incidents
- Lead design reviews and cross-team architecture decisions
- Build production-grade REST APIs using .
NET and C#
- Drive technical debt resolution and maintainability




- Champion unit and integration testing standards

Requirements:
- Five-plus years building production .
NET and C# REST APIs
- Expertise in Domain-Driven Design, Event Sourcing, and CQRS
- Experience with distributed microservices and cloud infrastructure
- Angular or TypeScript frontend development experience
- Production support, observability, CI/CD, and DataDog experience Apply senior engineering judgment across mortgage software, distributed systems, .
NET, Angular, and production ownership at Questbank.

📌 Senior .NET Mortgage Software Engineer (Toronto)
🏢 Questrade Financial Group
📍 Toronto