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Senior Application Security Engineer

Raydar
San Francisco, California, United States Posted Oct 1, 2026
Full-time

About this role

About the company

Our client is a fast-growing financial technology company.

The role

Raydar is recruiting for this role on behalf of our client. Own and grow an application security program while staying hands-on, with room to move into technical leadership as the company scales. You will build security tooling and processes, lead incident response, and support compliance efforts in a regulated environment.

What you'll do

  • Own and mature the application security program, including tooling, processes and secure development lifecycle practices that fit naturally into how engineers ship code.

  • Partner with engineering to design security architecture for automated AI-driven workflows, protecting data privacy and addressing emerging AI-specific vulnerabilities.

  • Automate security processes, including detection pipelines and vulnerability management, to reduce manual effort.

  • Act as primary incident commander and turn each incident into lasting systemic improvements.

  • Contribute to industry certification efforts and customer-driven security requirements alongside core security work.

  • Requirements

  • What we're looking for

  • 4 to 8 years of experience scaling a security program or architecture at a startup or on new initiatives at a high-growth technology company.

  • Bachelor's degree in a technical field.

  • Deep hands-on application security experience, such as secure code review, threat modeling and penetration testing.

  • Experience in fintech or another regulated B2B software environment.

  • Track record of leading a company through formal security audits and certifications.

  • Strong fundamentals in cloud security.

  • Comfort working as a hands-on individual contributor who can grow into technical leadership.

  • Benefits

  • Compensation and benefits

  • Base salary: USD 190,000 to 250,000 per year

  • Equity

  • Retirement plan

  • Health coverage

  • Flexible time off

  • Location and work model

  • San Francisco, CA, United States

  • On-site, 5 days per week in office

  • Full-time

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