Yellowbox Surry Hills, New South Wales, Australia Senior Software Engineer Yellowbox Surry Hills, New South Wales, Australia Yellowbox provides industry disrupting IoT smart locker technology for workplaces, redefining the locker access and management experience for hundreds of thousands of users across 17 countries and five continents. Headquartered in Sydney, we’re a high-growth company with a global footprint of Fortune 500 and Multinational customers, e.g. OpenAI, Nike and Canon. Our vision is to empower all major workplaces around the world with our technology. Read about us Business News Australia: https://www.businessnewsaustralia.com/articles/how-digital-disruptor-yellowbox-became-a-global-force-in-smart-locker-technology.html Startup of Year (2023): https://www.techbusinessnews.com.au/news/yellowbox-crowned-as-hall-of-fame-startup-at-unsw-founders-gala-night/ You will Architect and develop sophisticated user experiences, features, and systems to scale and enhance our product offering Design and implement robust data models and components with a focus on integration and system architecture Create cloud functions for complex backend processes: database change triggers, scheduled tasks, and handling API calls Improve IoT architecture and data flows to boost performance and reliability Monitor system error reports, diagnose issues, and execute optimisations to maintain high service standards Mentor junior engineers, lead technical discussions, and drive projects to successful completion Collaborate closely with Product, Hardware, and Founders to influence the strategic direction of Yellowbox’s technology Contribute to an engineering culture of ownership, learning, and collaboration About you 5 years of software development experience with a strong background inTypeScript, Firebase, Vueor other relevant frontend frameworks Proven track record of architecting and implementing complex systems Strong experience in IoT software development and an understanding of the unique challenges of IoT architecture Skilled problem solver focused on delivering scalable, maintainable solutions Excellent communicator with the ability to collaborate cross-functionally and align engineering with business goals Bonus: experience mentoring and shaping engineering teams in high-growth environments Supporting systems: Node.js Competitive compensation packages Equity options – we want you to share in our success Mentorship opportunities to grow junior engineers and influence engineering culture Surry Hills Office (in office four days), 1-day WFH Impact from Day 1 – you’ll drive new products used daily across global workplaces Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Technology, Information and Internet Referrals increase your chances of interviewing at Yellowbox by 2x Get notified about new Senior Software Engineer jobs in Surry Hills, New South Wales, Australia . 2025 Software Development Graduate (AWS, Auckland,NZ), (0-2 Years, Entry-Level) Sydney, New South Wales, Australia 2 weeks ago Software Engineer, Engineering Productivity, Android, Early Career Sydney, New South Wales, Australia 3 days ago Software Engineer - Frontend (Open to remote across ANZ) Sydney, New South Wales, Australia 5 days ago Sydney, New South Wales, Australia 1 day ago Software Engineer, Early Career, iOS, Photos Sydney, New South Wales, Australia 2 weeks ago Sydney, New South Wales, Australia 2 days ago Frontend Software Engineer - CMS Team (Open Across ANZ) Sydney, New South Wales, Australia 2 days ago Sydney, New South Wales, Australia 2 weeks ago Sydney, New South Wales, Australia 3 weeks ago Sydney, New South Wales, Australia A$100,000.00-A$150,000.00 4 days ago Sydney, New South Wales, Australia 4 weeks ago Sydney, New South Wales, Australia 5 days ago Software Engineer, Platform - Sydney, Australia Sydney, New South Wales, Australia 2 weeks ago Software Development Graduate (2025, AWS) Sydney, New South Wales, Australia 2 weeks ago Sydney, New South Wales, Australia 1 month ago Sydney, New South Wales, Australia 7 months ago Software Engineer, Google Global Networking Sydney, New South Wales, Australia 2 days ago Surry Hills, New South Wales, Australia 1 week ago Sydney, New South Wales, Australia A$85,000.00-A$100,000.00 1 month ago North Sydney, New South Wales, Australia 3 weeks ago Sydney, New South Wales, Australia 6 days ago Graduate Software Developer (Java/Python) - Nasdaq Market Surveillance Sydney, New South Wales, Australia 2 days ago Software Engineering Internship (Dec 2025 - March 2026) Sydney, New South Wales, Australia 4 weeks ago Sydney, New South Wales, Australia A$80,000.00-A$120,000.00 1 month ago Sydney, New South Wales, Australia 2 weeks ago Sydney, New South Wales, Australia A$120,000.00-A$150,000.00 4 weeks ago Software Engineering Internship (Dec 2025 - March 2026) Sydney, New South Wales, Australia A$62,000.00-A$62,000.00 3 weeks ago Sydney, New South Wales, Australia 6 months ago Software Engineering Internship (Dec 2025 - March 2026) Sydney, New South Wales, Australia A$62,000.00-A$62,000.00 3 weeks ago Sydney, New South Wales, Australia 4 days ago Sydney, New South Wales, Australia 6 days ago Sydney, New South Wales, Australia 2 weeks ago Sydney, New South Wales, Australia 1 month ago We’re unlocking community knowledge in a new way. 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