Security Software Engineer: AI-Driven Detection&Automation

Perplexity; United States; Remote; USD 200,000 - 300,000; Full time

Benefits offered by this job

Equity

Benefits: health, dental, vision + 401

Job summary

Perplexity is seeking a hands-on Software Engineer to build security tools, automations, and internal AI-driven agents that enhance detection, response, and vulnerability management across our products and infrastructure.

You will own end-to-end security software projects, collaborate with product and engineering teams, and ship pragmatic improvements to guardrails, workflows, and pipelines that reduce manual work and improve incident response.

Qualifications

• 4+ years as a software engineer with security tooling experience.
• Proficiency in Python, Go, or TypeScript with production services experience.
• Experience integrating with logs, SIEMs, EDR, cloud APIs, or identity platforms.
• Threat modeling, secure design, or application security reviews.
• Experience with bug bounty or vulnerability programs is a plus.
• Familiarity with AWS and modern SaaS environments.
• Ability to work with cross-functional teams and deliver end-to-end improvements.
• Bonus: designing AI-powered agents for security operations.

Responsibilities

• Design, build, and maintain software and automation that improves our detection and response program, including alert enrichment, triage workflows, and investigation tooling.
• Develop internal AI agents and security bots that assist with monitoring, investigations, reporting, and other security operation tasks.
• Develop and operate systems and workflows that support the bug bounty and vulnerability disclosure program, including intake, triage, prioritization, and remediation tracking.
• Partner with product and engineering teams to threat model new features and systems, propose mitigations, and add guardrails into designs and implementations.
• Contribute to secure-by-default libraries, services, and patterns that make it easy for teams to build secure features.
• Integrate security signals from cloud, endpoints, SaaS, and applications into cohesive pipelines and data models that support detection and analysis.
• Build automation to reduce manual work in incident response, containment, and remediation.
• Collaborate with security engineers and other software engineers to review designs and code, and to continuously improve our security tooling and platforms.

Skills

Python/Go/TypeScript

Security tooling

Security systems integration

Job description

Perplexity is seeking a hands-on Software Engineer to build security tools, automations, and internal AI-driven agents that enhance detection, response, and vulnerability management across our products and infrastructure.

You will own end-to-end security software projects, collaborate with product and engineering teams, and ship pragmatic improvements to guardrails, workflows, and pipelines that reduce manual work and improve incident response.