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Senior Software Developer – Backend Security

Dayforce

Salary not specified
Sep 19, 2025
Remote, US
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Dayforce is looking to hire a Developer for the Platform Services Security Team to design and implement new products and features, enhance existing solutions, and ensure the Dayforce HCM platform is performant, scalable, and secure.

Requirements

  • Deep understanding and practical application of object-oriented design principles and common design patterns to create maintainable and efficient code.
  • Expert-level proficiency in C-Sharp and the .NET ecosystem, with significant experience in designing and interacting with both relational (TSQL) and non-relational (NoSQL) databases.
  • Proven experience in building authentication solutions, including Single Sign-On and Multi-factor authentication, following OAuth 2.0 and OIDC standards.
  • Comprehensive understanding of the various OAuth grant types and OIDC flows and their practical application in secure identity management.
  • Exceptional skills in performance optimization, debugging and troubleshooting.
  • Strong understanding of common web application security vulnerabilities (e.g., OWASP Top 10) and proven ability to implement effective security measures to mitigate risks.
  • Proficient in designing, developing, and consuming RESTful APIs for seamless integration between services.

Responsibilities

  • Analyze, design, prototype, program, test, troubleshoot and support – the complete software lifecycle in your hands!
  • Envision and deliver new features by working as part of a high-performing scrum team, with clients, prospects, implementation partners, and Dayforce personnel
  • Create and enhance a scalable SaaS enterprise application
  • Assess risks and impacts on the existing system as new functionality is added
  • Perform code reviews
  • Mentor other developers and share knowledge
  • Building performant, scalable and secure core components, frameworks, and customer-facing technical features, and by providing build processes, tools and expertise to enhance developer productivity.

Other

  • Reporting to the Development Manager of the Platform Services Security Team
  • Collaborate with an energetic team of Developers, Test Engineers, Technical Product Managers and Technical Writers throughout the development process
  • Experienced working in an Agile scrum team as a key contributor and a team player.
  • We encourage individuals to apply based on their passions.
  • 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.