Senior Software Developer – AI Platform Engineering

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.


*Due to security and compliance requirements, applicants must be either a U.S. Citizen or a current U.S. Green Card holder.*

About the opportunity
Dayforce is building a next-generation Agent Platform to power intelligent automation, AI-driven workflows, and tool-enabled execution across our product ecosystem.
We are seeking a Senior Software Developer to design and build core services that enable secure, scalable, and observable AI agent execution. This role focuses on deep technical implementation, platform reliability, and enabling other engineering teams to successfully integrate with Agent Platform capabilities.
The ideal candidate is a strong hands-on engineer who thrives in distributed systems environments and enjoys solving complex backend and infrastructure challenges.

What You’ll Do
Core Engineering
• Design and implement production-grade backend services supporting AI-driven workflows
• Contribute to execution orchestration, task routing, and tool invocation systems
• Develop APIs and service contracts that are stable, extensible, and well-documented
• Implement robust authentication, authorization, and secure execution patterns
Reliability & Observability
• Build systems with strong logging, metrics, and tracing from the ground up
• Improve system resilience, fault tolerance, and performance
• Participate in production readiness, monitoring, and incident response processes
Platform Enablement
• Collaborate with product and engineering teams integrating with the Agent Platform
• Provide technical guidance on best practices and integration patterns
• Contribute to reusable infrastructure components and developer tooling

Skills and experience we value
• 5–8+ years of experience building and operating distributed systems in production
• Experience integrating large language models (LLMs) into applications or services
• Strong backend development experience (TypeScript, C#, Go or similar)
• Experience designing RESTful or event-driven APIs
• Hands-on experience with containerized infrastructure (e.g., Kubernetes)
• Strong understanding of secure service design and authentication patterns
• Experience implementing observability practices (logging, metrics, tracing)
• Demonstrated ownership of features from design through production

What would make you really stand out
• Exposure to workflow orchestration, event-driven systems, or asynchronous processing
• Familiarity with worker-based architectures or execution isolation models
• Experience contributing to internal platforms or shared infrastructure services
• Experience optimizing system performance and debugging distributed systems
• Experience working with globally distributed teams

Success Profile
The ideal candidate:
• Is highly hands-on and comfortable working deep in the stack
• Writes clean, maintainable, well-tested code
• Thinks critically about system reliability and performance
• Collaborates effectively across teams
• Seeks to continuously improve platform quality and engineering standards


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 peace of mind and a sense of fulfillment.
We encourage individuals to apply based on their passions.
Dayforce encourages personal and professional growth. We offer excellent time away from work programs, comprehensive wellness initiatives and recognition through competitive pay and benefits.
With a commitment to community impact, including volunteer days and our charity, Dayforce Cares we provide opportunities for you to thrive both in your career and personal life. Our focus is not just on your job but on supporting you to be the best version of yourself.
About the Salary Ranges

Please note that the salary range mentioned in this job description should serve simply as a guide. The final compensation offered may vary based on a variety of factors, including bonuses and/or incentives, or a candidate’s experience, skills, budget and location. Our company is committed to providing a fair, equitable, and competitive package that reflects the value an individual brings to the organization.
Fraudulent Recruiting
Beware of fraudulent recruiting. Legitimate Dayforce contacts will use an @dayforce.com email address. We do not request money, checks, equipment orders, or sensitive personal data during the recruitment process. If you have been asked for any of the above, or believe you have been contacted by someone posing as a Dayforce employee, please refer to our fraudulent recruiting statement found here: https://www.dayforce.com/be-aware-of-recruiting-fraud
Dayforce actively monitors all job applications to ensure authenticity. Submissions determined to be fraudulent or misleading will be declined from the recruitment process
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