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We are looking for an extremely talented Lead Application Security Engineer to join our Application Security Team. You will be part of a global agile group that is responsible for building the best-in-class SaaS platform, deployment infrastructure, and services. The position will require a candidate to drive security architecture, perform design and threat modeling reviews, and design, develop, maintain, and scale Coupa’s security features and application security tooling. This role is critical in ensuring the security of our cutting-edge, highly scalable platform, including the review and guidance for new technological domains such as Artificial Intelligence (AI) and Machine Learning (ML) systems.

What You'll Do:

• Expand the application security landscape at Coupa
• Being a hands-on developer is a key responsibility in this role, with strong proficiency in secure coding practices
• Strong software development skills in languages such as Java, .Net, and Python
• Ability to perform code reviews and mentor junior team members
• Passion for building security-focused features that perform at scale
• Track vulnerability reports and contribute security fixes
• Design and implement application changes to meet security compliance requirements
• Lead and execute Security Architecture Reviews, Threat Modeling, and Design Reviews for new and existing platform components to proactively identify and mitigate security risks.
• Conduct Security Reviews for AI/ML models and systems, addressing unique risks associated with data integrity, model poisoning, privacy, and adversarial attacks.
• Evaluate new security technologies and make recommendations to strengthen our application
• Be a champion of Coupa’s Secure Software Development Lifecycle (SSDLC) methodologies, integrating security earlier into the development pipeline.
• Work closely with the Operations Security team to review and define our best practices

What You Will Bring to Coupa:

• Leadership & Experience: 2+ years as a Lead Software Engineer or Lead AppSec Engineer; able to independently drive projects from design through delivery.
• Technical Expertise: Strong in Java, .NET, or Python; experienced building secure web applications/microservices and designing complex, distributed systems.
• Security Architecture & Threat Modeling: Skilled in formal security architecture/design reviews and threat modeling methods (STRIDE, DREAD).
• Security Foundations: Deep knowledge of OWASP Top 10, SANS Top 25, identity and access management (SAML, OIDC, SSO), OAuth flows, and core cryptographic algorithms (DES, RSA, HMAC, SHA, etc.).
• Systems & Development Practices: Familiar with design patterns, scalability, high availability, concurrency, and SQL/NoSQL databases; strong communication, self-motivation, and continuous learning mindset.
• Additional/Preferred Skills: Background in AI/ML security (MLOps, adversarial robustness), compliance frameworks (HIPAA, PCI, SOX, FedRAMP), plus conference presentations or open-source contributions.

The estimated pay range for this role is $142,000 - $184,500

The starting salary for the successful candidate will be based on permissible, non-discriminatory factors such as skills, experience, and geographic location.

Coupa complies with relevant laws and regulations regarding equal opportunity and offers a welcoming and inclusive work environment. Decisions related to hiring, compensation, training, or evaluating performance are made fairly, and we provide equal employment opportunities to all qualified candidates and employees. 

Please be advised that inquiries or resumes from recruiters will not be accepted.

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