Senior Security Software Engineer

About this role

Description
About the Role
The Senior Security Software Engineer is a highly technical, engineering-driven role within NinjaOne’s Information Security organization. This position focuses on embedding security into the software development lifecycle by working directly with development, platform, and product teams from design through deployment. In this role, you will build and maintain internal application security tooling, design scalable security automation, and write production-quality code to address security challenges at scale. You will help define application security architecture standards, integrate security-by-design controls into CI/CD pipelines, and leverage AI/LLM-based workflows to improve signal quality, reduce manual effort, and accelerate secure development practices.


English Resumes Required
Location:
Brazil, Ecuador, Colombia, Mexico (LATAM)


What You'll Be Doing

• Design, build, and maintain internal application security tooling and automation, with a strong emphasis on scalable, code-driven solutions
• Integrate and extending security by design solutions in the CI/CD pipelines
• Build and evolve AI/LLM-assisted security workflows (e.g., automated reviews, reasoning systems, signal correlation, and developer guidance tools)
• Implement and extend APIs and MCPs for SaaS applications
• Develop clear, high-quality reports and presentations for both technical and executive audiences, internally and externally as needed
• Other duties as needed

About You

• Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent practical experience)
• 3+ years of experience in Application Security, DevSecOps, or Software Engineering with a strong security focus, and 5+ years in cybersecurity-related roles
• Proficiency in Golang and Python (required); Node.js/React experience is a plus
• Proven ability to break down complex systems to identify logic, performance and design performance issue...