Senior Software Engineer

Remote · CAD 115,000-125,000 / year · 5+ years experience · Full-time · Remote · Posted Oct 5, 2026

At a glance

At Wave, we help small businesses to thrive so the heart of our communities beats stronger, working in an environment buzzing with creative energy and inspiration.
The Senior Software Engineer role involves writing clear, concise, elegant, and well-tested code as part of a small, agile, integrated product team.

Writing clear, concise, elegant, and well-tested code.
Working as part of a small, agile, integrated product team focused on continual improvement and helping each other learn new things.
Translating complex, cross-system challenges into well-defined execution plans.
Delivering code that goes beyond what is strictly assigned and taking responsibility for monitoring or alerts needed to support and maintain new initiatives post-launch.
Having a substantial impact on the entire team's pace and quality of deliverables by assisting other team members to solve problems and develop their skills.
Providing valuable technical insights into the work, such as creating useful abstraction layers or applying advanced software design principles.
Taking complete ownership of major initiatives or complex tasks from definition to delivery, including working with external stakeholders to understand end goals.
Creating delivery plans for entire initiatives and facilitating technical planning discussions between teams.
Finding opportunities to raise the skill level of Engineers outside the immediate team and solving some of Wave's hardest challenges.

5+ years building production web applications, including backend services in Python/Django
Degree in Computer Science or related
Frontend experience with React and TypeScript
Experience integrating with third-party financial or payroll APIs: webhooks, pagination, idempotency, retries and keeping data in sync
Strong grasp of data modelling and source-of-truth design across multiple services
Experience finding and fixing performance bottlenecks
Hands-on with observability: Datadog metrics, traces and monitors, monitors-as-code (Terraform) and reducing alert noise
Has shipped changes with feature flags and staged rollouts, and used analytics (e.g. Amplitude) to judge whether a release succeeded
Writes clear technical docs, such as design docs, runbooks and investigation write-ups