Software Developer Sr

Dayforce is a global human capital management (HCM) company headquartered in Toronto, Ontario, and Minneapolis, Minnesota, with operations across North America, Europe, Middle East, Africa (EMEA), and the Asia Pacific Japan (APJ) region.

Our award-winning Cloud HCM platform offers a unified solution database and continuous calculation engine, driving efficiency, productivity and compliance for the global workforce.

Our brand promise - Makes Work Life Better™ - Reflects our commitment to employees, customers, partners and communities globally.


About the Opportunity
The Dayforce Product Development team is looking for an experienced Software Developer Sr to help create the industry's next generation of Human Capital Management (HCM) solutions. As a Senior Developer on our Workforce Management team, you will contribute to our market-leading solution that helps organizations improve efficiency through time and attendance tracking and intelligent employee scheduling. You will participate throughout the entire software development lifecycle, including design, analysis, prototyping, development, testing, deployment, and product support. Working closely with Product Owners, Design teams, Implementation partners, and fellow Dayforce engineers, you will help deliver innovative functionality while conducting code reviews and mentoring other developers. If you are passionate about creating exceptional software and want to see your work used by thousands of customers around the world, we'd love to hear from you.
What You'll Get to Do
• Participate in the design, analysis, prototyping, development, testing, deployment, and support of Workforce Management solutions.
• Collaborate with Product Owners, Design teams, Implementation partners, and Engineering teams to deliver high-quality software.
• Conduct peer code reviews and mentor other developers.
• Build scalable, maintainable software using modern engineering practices.
• Contribute to frontend and backend development across modern web applications and APIs.
• Participate in Agile development processes and collaborate across cross-functional teams.
• Apply AI-assisted development tools to improve engineering productivity and software quality.
Skills and Experience We Value
• Solid knowledge of object-oriented principles (SOLID) with 5+ years of experience using C#/.NET, including async/await and LINQ.
• Experience with modern .NET technologies (e.g., .NET 6, 7, or 8) and modernizing .NET Framework applications.
• 2–3+ years of experience building production user interfaces using React and TypeScript.
• Working knowledge of HTML5, CSS3, SVG, Web APIs, JSON, and REST APIs; experience with gRPC or GraphQL is an asset.
• Strong SQL Server skills, including indexing, query optimization, and transaction management.
• Experience with Docker containers, CI/CD pipelines, and cloud platforms such as Azure, AWS, or GCP.
• Experience with automated testing practices, including unit, integration, and end-to-end testing, as well as code reviews.
• Understanding of security fundamentals including OWASP, OAuth2/OIDC, and handling personally identifiable information (PII).
• Experience using AI-assisted development tools such as GitHub Copilot, Codeium, or Sourcegraph Cody to improve development velocity and quality.
• Self-motivated with the ability to work independently and collaboratively within an Agile development team.
• Excellent communication and collaboration skills.
What Would Make You Stand Out
• Experience analyzing business requirements and designing enterprise software solutions.
• Experience applying design patterns, writing automated tests, and optimizing application performance.
• Experience with ASP.NET Core/MVC and API design.
• Understanding of multithreading, concurrency, and thread synchronization.
• Experience with event-driven architectures, messaging platforms such as Kafka or Azure Service Bus, and caching technologies such as Redis.
• Experience with observability tools including OpenTelemetry, Application Insights, or Prometheus.
• Familiarity with feature flag platforms such as LaunchDarkly and trunk-based development practices.
• Knowledge of accessibility standards (WCAG 2.1 AA) and internationalization/localization best practices.
• Workforce Management or HCM domain knowledge is an asset.
• Experience integrating LLM capabilities into software products, including retrieval-augmented generation (RAG), prompt engineering, and AI evaluation frameworks.


What’s in it for you
Dayforce is fueled by the diversity of our talented employees. We are an equal opportunity employer and consider and embrace ALL individuals and what makes them unique. We believe our employees should be happy and healthy, with p