Senior Application Security Engineer

Summary

Join our dynamic team as a Senior Application Security Engineer, where you’ll play a pivotal role in securing Temporal’s development pipeline, product, and customer execution environment. In this position, you’ll work closely with software engineering teams and customers to embed security deeply into our platform across multiple clouds. You’ll also help shape how we use AI responsibly in both our product and our engineering processes.

We’re looking for individuals passionate about enabling engineering teams to build and ship securely, serving as trusted security partners across the organization.

• Collaborate with product and engineering teams to integrate security principles into product design and architecture.
• Conduct threat modeling and risk assessments to identify vulnerabilities and potential attack vectors across the full product surface.
• Manage the Secure Development pipeline, including code security and third‑party library supply‑chain security.
• Stay current on emerging standards and guidance (e.g., OWASP Top 10 for LLMs, MCP security specifications) and translate them into actionable internal policy.
• Triage Bug Bounty findings and responsibly disclosed vulnerabilities.
• Participate in on‑call rotation.

• Bachelor’s degree in Computer Science, Cybersecurity, or related field (or equivalent experience).
• 5+ years in application or product security or a related role.
• Experience partnering with engineering teams, bringing security expertise to the planning and development process.
• Knowledge of encryption, authentication, and secure communication protocols.
• Familiarity with tools like SAST, DAST, and penetration‑testing frameworks.
• Deep understanding of application architecture and design principles, able to identify vulnerabilities across multiple programming languages.
• Excellent communication skills and ability to explain complex security concepts to non‑technical stakeholders.
• Experience with Kubernetes security posture management and auditing, including workload hardening, RBAC design, and admission control.
• Demonstrated experience with multi‑tenant security architecture, including data‑plane isolation, control‑plane hardening, and cross‑tenant data‑leakage prevention.
• Expertise in at least one programming language; familiarity with Python and Go.

• Distributed computing and related vulnerability experience.
• Running a Security Champions program.
• Open Source automation or automation projects.
• Expertise in other areas of security.
• Security conference talks or published research.

• Estimated pay range: $180,000 – $225,000, depending on qualifications and location.
• Role eligible to participate in Temporal’s equity plan.

Compensation ranges reflect salary and commission compensation (when applicable) across several geographic markets. Employment offers consider multiple factors, including prior experience, knowledge, expertise, skillset, market location, and job level assessed during the interview process.

• Unlimited PTO, 12 holidays + 2 floating holidays.
• 100% premium coverage for medical, dental, and vision.
• AD&D, long‑term & short‑term disability, and life insurance (standard & supplemental available).
• Empower 401(k) plan.
• Additional perks for learning & development, lifestyle spending, in‑home office setup, professional memberships, WFH meals, internet stipend and more.

Paid time off (PTO) and benefits outside the United States vary by country and are issued in partnership with  In addition, Temporal offers perks to all international employees for learning & career development, a lifestyle spending account, in‑home office setup (in addition to company‑issued hardware), professional memberships, work‑from‑home meals, and access to the Calm app for mental wellness.

Temporal is a globally distributed, collaborative team that values opportunities for in‑person connection. Occasional travel may be required for company events, team off‑sites, and other meaningful moments that bring us together.

• $3,600 / year Work from Home Meals
• $1,800 / year Professional Enrichment (Career Development & Professional Memberships)
• $1…