# Senior Backend Software Engineer - Company: [Top Hat]() - Location: Canada - Remote: Yes - Team: Engineering - Employment type: Full Time - Posted: July 23, 2026 ## Job description Top Hat is hiring for a Senior Backend Software Engineer on our Aktiv Platform team. This is a great opportunity to drive force behind the technical excellence of our ecosystem. You will operate with a high degree of autonomy, leading the delivery of complex features and ensuring the stability of our high-traffic systems. This role is designed for an engineer who is not only a master of their craft in Java and Spring Boot but also a dedicated mentor and a proactive problem-solver. ## **You will:** * Independent Implementation: Lead the full software development lifecycle for complex features, including implementation, comprehensive testing, and debugging of robust code. * Technical Leadership: Drive the technical delivery of projects, influencing architectural decisions and ensuring solutions are scalable, maintainable, and aligned with long-term business goals. * Mentorship & Guidance: Actively mentor junior and intermediate engineers, providing constructive feedback through code reviews and documentation to support their professional growth. * Operational Excellence: Proactively identify operational risks and control deficiencies. Drive discussions regarding system redundancy, disaster recovery, and service availability. * Cross-Functional Collaboration: Partner closely with Frontend Engineers, Product Managers, and Designers to build cohesive, user-centric solutions. * Process Innovation: Identify opportunities for automation and suggest UI improvements to enhance the overall user experience and internal delivery efficiency. ## **You are:** * Expert Java Foundation: Extensive experience with Java and a deep understanding of core programming principles and best practices. Proven expertise in Spring Boot for building scalable microservices and experience managing data with MongoDB. * Enterprise Experience: A track record of working on enterprise-level software systems that require high reliability and performance. * Architectural Vision: Ability to design and implement forward-thinking architectures that balance short-term value with long-term sustainability. * Quality Focused: Strong commitment to delivering testable, observable, and maintainable code. ## **Preferred Experience:** * High-Traffic Systems: Experience designing and maintaining systems that handle high volumes of traffic and parallel connections. * Open Source Passion: A demonstrated passion for contributing to or leveraging open-source technologies. * UI/UX Awareness: A keen eye for user interface improvements and the ability to contribute to frontend-related technical discussions. * Infrastructure & Cloud: Familiarity with cloud platforms (AWS/GCP) and containerization tools like Jenkins, Docker, or Kubernetes. **Why team members love working at Top Hat:** * A noble mission that creates meaningful, fulfilling work * A team that cares deeply for customers and for each other * Flexible, remote first work environment * Professional learning and development for all role levels * An awesome and welcoming Toronto HQ * Competitive health benefits that start on day one * A management team focused on performance, growth, engagement and connection * Our winning strategy and market potential * Innovative PTO policy with lots of time and space for self-care * Passionate customers that believe in us—and what we do * A chance to work with new tech like generative AI—and see the customer impact ## Apply [Apply on Top Hat]() Canonical job page: