Sr. Software Engineer - FOS

If you think your skills, experience and aspirations make you a good match for this position, we encourage you to apply. This position may be filled anywhere in the United States.

Facility Optimization Solutions (FOS), a subsidiary of Cannon Design, is seeking an experienced and highly skilled Senior Software Engineer to join our FOS products team. Reporting to the Director of Software Engineering, you will play a key role in designing, developing, and implementing robust and scalable SaaS solutions. You will contribute significantly to technical architecture, ensuring our engineering practices meet high standards and align with the overall enterprise strategy.

This role requires both people leadership and a strong individual contributor mindset with a passion for technical excellence, mentorship, and collaborative problem‑solving. You will work closely with cross‑functional teams, including product management, design, and other engineering functions, to translate business requirements into technical specifications and deliver high‑quality products that delight our internal and external clients.

• Contribute to the design and implementation of scalable, robust, and secure application architecture under the guidance of the Director of Software Engineering.
• Lead a team of developers through the full software development lifecycle — from design and development to deployment and ongoing support of SaaS products.
• Drive the adoption of best practices in software engineering within your team, focusing on Dev Ops competencies (CI/CD), monitoring and observability, performance, and automated testing.
• Oversee modernization efforts — including maintenance and migration of legacy applications while ensuring minimal disruption to existing customers.
• Ensure compliance with SOC2 controls by embedding evidence collection, access management, and secure development processes into daily workflows.
• Set high standards for code quality by modeling clean, maintainable coding practices and guiding the team through effective peer reviews.
• Work across teams to ensure seamless integration and successful deployment of applications.
• Assist in the architectural design of SaaS software systems and implement key architectural initiatives as directed.
• Continuously assess and improve system performance ensuring accuracy, reliability, and scalability and drive root cause analysis for production issues.
• Stay current with industry trends, emerging technologies, and best practices in software engineering and architecture.

• Bachelor’s degree in computer science, software engineering, or a related field required. Master’s degree preferred.
• Minimum of 10+ years of qualifying experience in software engineering.
• Minimum of 5 years’ experience in SaaS application development.
• Working knowledge of  along with proficiency in multiple programming languages is highly preferred — especially C#, React, Node.js, Python, and Type Script.
• Experience with implementing and maintaining SOC2 type2 certification in SaaS products is preferred.
• Demonstrated ability to architect, design, build, and integrate frontend user interfaces, backend services, and APIs.
• Strong understanding of software architecture patterns, cloud computing, APIs, deprecating services, and Dev Ops practices such as CI/CD and source control (Git).
• Experience leading hybrid onshore and offshore software engineering teams is preferred.
• Excellent communication and interpersonal skills, with the ability to effectively collaborate with technical and non‑technical stakeholders.

The salary range for this position is $148,000 to $175,000 annually. This salary range is the range we believe is the anticipated range of possible base compensation at the timing of the posting. We may ultimately pay more or less than the anticipated salary range for the position. Employees may be eligible for discretionary bonuses. We offer a full benefit package including medical, dental and vision coverage and flexible spending account options and voluntary insurances.

We have paid time off, flex‑time schedules, remote work options and a 401k plan and employee perk…