Senior Software Engineer

Position: Senior Software Engineer - Cloud Access Control

Location: Ottawa, Canada (Hybrid)

Move Security Forward with Acre

Are you passionate about transforming the future of security? Do you thrive in a collaborative, innovative environment where your contributions drive real impact? If so, Acre Security is the place for you. Join us in making the world a safer place — one innovation at a time.

About Acre

At Acre, we're not just building security solutions — we're empowering security professionals to adapt and thrive in a rapidly changing world. Since our inception in 2012, Acre has been at the forefront of innovation in access control, visitor management, and intrusion software. Our solutions are trusted by organizations in over 25 countries, delivering smarter, more adaptable, and easier-to-use security technologies that protect what matters most.

Your Impact

We're looking for a talented Senior Software Engineer to join our Cloud Development team. In this role, you will:

• Architect and build next-generation features – Design and implement innovative capabilities for our cloud-native access control platform using modern microservices architecture
• Enable seamless hardware integration – Create robust integrations with physical security devices including smart locks, intercoms, biometric readers, and video management systems
• Drive technical excellence – Establish best practices and mentor team members while delivering high-quality, scalable code that powers security solutions worldwide

What You'll Do

• Develop cloud-native microservices – Build and maintain scalable C# services that form the backbone of our access control platform, ensuring high availability and performance
• Integrate physical security hardware – Create and optimize integrations with locks, intercom systems, biometric readers, digital credential platforms, and video management systems using protocols like MQTT
• Collaborate across teams – Work closely with product managers, architects, and fellow engineers to translate requirements into elegant technical solutions
• Implement API and event-driven architectures – Design RESTful APIs and event-driven communication patterns that enable real-time security operations and system interoperability
• Ensure code quality and reliability – Write comprehensive unit and integration tests, participate in code reviews, and maintain CI/CD pipelines to deliver robust, production-ready software

What You'll Bring

To succeed in this role, you'll need:

• Strong C# and .NET expertise – 5+ years of professional software development experience with C# and modern .NET frameworks (Core/5+), with a deep understanding of object-oriented design principles
• Cloud and microservices proficiency – Proven experience building and deploying cloud-native applications using microservices architecture on platforms like Azure, AWS, or GCP
• Systems integration experience – Demonstrated ability to integrate with hardware systems, third-party APIs, and protocols commonly used in physical security or IoT environments
• MQTT protocol expertise – Hands-on experience implementing MQTT-based communication for IoT device connectivity, message brokering, and real-time data exchange in distributed systems
• Technical breadth – Solid understanding of RESTful APIs, message queues, event-driven architecture, containerization (Docker/Kubernetes), and database technologies (SQL and NoSQL)
• Problem-solving mindset – Strong analytical skills with the ability to troubleshoot complex integration challenges and deliver innovative solutions in a fast-paced environment

What's in It for You

We strive to do more than just match your ambitions — when you join Acre, you'll have access to a range of exciting opportunities:

• Be part of a disruptor – Help move security forward with a company that challenges the status quo and redefines industry standards.
• Learn from industry leaders – Work alongside experts and innovators driving real change in security technology.
• Drive meaningful impact – Your work will directly contribute to pioneering security technologies that protect businesses and communities worldwide.
• Advance your career – Access professional development opportunities, including training programs, mentorship, and industry events.
• Enjoy competitive rewards – We offer a competitive compensation package, performance-based incentives, and a comprehensive benefits program that reflects your contributions.

Join the Future of Security

At Acre, we're moving security forward. If you're ready to make an impact in a fast-moving, innovative industry, we'd love to hear from you.

Acre is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

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