Job brief: Senior Product Security Engineer

What JoRoute checked · Checked by JoRoute

• Listed on Affirm's own job board. JoRoute does not take listings from job ads or recruiters.
• First seen by JoRoute 2026-11-04 (4 days ago); last confirmed on the board 2026-11-07.
• The apply link opens job-boards.greenhouse.io, the address Affirm's board gives for this job.
• No other listing with this title and place on this board in the last 90 days.
• No layoff notices (WARN) under this name in the state files JoRoute reads.

What the listing says · Employer's own words, not checked

• Pay: $173,000 to $255,000 a year
• Job type: Not stated
• Where: Remote · Remote US
• Posted: 2026-10-27

What the job asks · Employer's own words, not checked

Level: Senior. The title says "Senior".

Must have

• For positions based in San Francisco or Los Angeles: Affirm considers qualified applicants with arrest and conviction records, as required by law.

Conditions

• Time off to recharge: Flexible time off and generous holiday calendars help you rest when you need to.

Main duties

• Partner with Affirm product teams to ensure that security is included in every phase of the product development lifecycle.
• Conduct threat modeling and architecture reviews to ensure threats are understood, documented, and mitigated.
• Review and analyze product source code to identify security vulnerabilities and provide recommendations for secure implementation.
• Seek out opportunities to automate processes when appropriate.
• Identify emerging classes of vulnerabilities and developing solutions for them before they’re a problem.

Lines copied from the posting, not rewritten. "Preferred" or "nice to have" items are not listed as must-haves.

How it compares · Compared by JoRoute from listings

• Typical listed pay for engineer jobs across the U.S.: $140k a year (3,403 listings, 148 employers). This listing is 53% higher.
• Across Affirm's 164 open listings, 33% of those with a posting date were first posted more than 60 days ago. How Affirm hires

What nobody outside the employer knows · Not known

• Whether the role is already filled or on hold: employers often leave listings up.
• How many people applied, and who reads the applications.
• Where in the published range an offer would land.

Ask before you apply

1. Is the role fully remote, and from which states can I work?
2. What are the interview steps, and when should I expect to hear back?

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Next steps

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