Principal Software Engineer, Security

Role Description

HubSpot is looking for a talented Principal Software Engineer to shape and deliver secure, robust, and scalable identity and access solutions supporting our growing platform. In this pivotal org-impacting role, you will use your extensive hands-on engineering experience to drive secure software design, influence the technical direction of your organization, and implement best-in-class security practices. You’ll tackle challenging problems and partner closely with cross-functional peers, making a tangible impact on the safety and integrity of our products.

At HubSpot, security isn’t just a checkbox—it’s woven into everything we do. By building secure foundations and scalable systems, you’ll be enabling our teams and customers to grow better, together. If you’re motivated to strengthen security for millions of organizations at scale, you’ll find this opportunity exciting!

Responsibilities

• Play a leading role in building strong security foundations to advance HubSpot’s security posture.
• Be a trusted technical leader within your organization, driving the development and improvement of secure software systems.
• Partner closely with engineering and security teams to implement practical, hands-on solutions that mitigate risks and strengthen product offerings.
• Guide architectural decisions and establish best practices across projects in your organization.
• Translate organizational priorities into tangible, secure engineering outcomes.
• Contribute code, review designs, and provide technical mentorship to engineers—championing security in everything we do.
• Act as a key point of contact for security expertise within the organization.
• Ensure that HubSpot’s products meet both internal guardrails and external customer trust and security needs.
• Work closely with engineers, product managers, and legal/compliance partners to ensure security is woven into the software development lifecycle.
• Help shape the approach to securing AI initiatives, sharing knowledge and fostering technical capabilities for building secure, innovative AI systems.
• Proactively identify and address security risks in products and align HubSpot’s product and security strategies.

Key Expectations

• 10+ years of experience in software development and information security, with a focus on identity, access, and applied cryptography.
• Proven experience in designing and implementing identity infrastructure and other foundational security services in a cloud-native environment.
• Expert knowledge of secure development, public cloud security, and network security.
• Deep understanding and practical implementation experience with Zero Trust principles, including identity-centric security, continuous verification, and least-privilege access across distributed environments.
• Experience designing and leading the execution of large-scale migrations, ensuring the safe, secure, and seamless transition of critical systems or data while minimizing customer impact.
• Demonstrated experience in - or a strong willingness to learn - securing artificial intelligence systems such as AI/ML workflows, training data, models, agents, and deployments, to mitigate emerging AI-specific threats.
• Comfortable with leveraging and championing AI development tools (such as GitHub Copilot, Claude, ChatGPT) to enhance productivity and code quality.
• Proven track record of mentoring and developing other security engineers, fostering technical growth and elevating security expertise across the organization.
• Excellent communication skills, with the ability to articulate complex security concepts to both technical and non-technical audiences.
• A passion for staying current with the latest security trends and a commitment to continuous learning.
• Strong understanding of security, privacy, and compliance standards such as SOC 2, ISO 27001, NIST 800-53, and GDPR.
• Relevant industry certification (e.g., CISSP, CEH, Azure Cybersecurity Architect, AWS Specialty, etc.).