Senior Software Developer - Core Platform Services

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Software Developer – Core Platform Services based in Canada. We are seeking an experienced software developer to build and evolve foundational platform services that empower engineering teams to deliver secure, scalable, and consistent solutions. In this role, you will contribute to the development of a critical Access Control Platform supporting security operations for customers worldwide. You will take ownership of complex backend engineering challenges, working across the full software development lifecycle, from architecture and design to deployment and continuous improvement. Beyond hands-on development, you will help strengthen engineering practices through technical guidance, code reviews, and mentorship. You will join a collaborative, innovation-driven environment that values continuous learning, experimentation, and the thoughtful use of AI-assisted development tools.