Intercom

Application Security Engineer

Intercom
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3 months ago
Dublin, IrelandSenior

Responsibilities

  • Own and engineer tier-zero security capabilities for securely deploying and managing Fin.
  • Design, build, and evolve customer-facing security features such as authentication, SAML/SSO, permissions, audit logging, activity logging, malicious URL scanning, and enterprise security controls.
  • Partner with engineering teams throughout the software development lifecycle to build secure products and services.
  • Conduct architecture reviews, threat modeling exercises, and security assessments.
  • Build security tooling, automation, and developer-facing building blocks for scalable secure development.
  • Lead application security initiatives and security incident investigations, response, and remediation.
  • Drive security initiatives from problem definition through implementation and measurable outcomes.
  • Assess and mitigate security risks in AI-powered products and help shape Fin’s AI-first security approach.
  • Support secure adoption of AI-assisted development tools and engineering workflows.
  • Participate in a shared on-call rotation.

Requirements

  • Proven application security, product security, or security engineering experience in a SaaS environment.
  • Strong software engineering skills and experience designing, building, and operating production systems.
  • Deep knowledge of application security threats, secure software development, and threat modeling.
  • Experience designing, building, or securing authentication, authorization, identity, or enterprise security capabilities.
  • Experience conducting architecture reviews and security assessments for complex systems.
  • Hands-on security incident response experience, including leading investigations and remediation.
  • Strong programming skills and experience building security tools, automation, or developer-focused solutions.
  • Experience using modern AI-assisted development tools.
  • Experience securing AI-powered products or familiarity with large language models, agentic systems, retrieval-based architectures, or AI tool integrations is a bonus.
  • Experience with security automation, security-focused platform capabilities, cloud security, infrastructure security, or distributed systems is a bonus.

Benefits

  • Competitive salary and equity are offered, with regular compensation reviews.
  • Weekday lunch, snacks, and a fully stocked kitchen are provided.
  • Unlimited access to Claude Code and other AI tools is provided.
  • Pension scheme with matching up to 4%.
  • Life assurance and comprehensive health and dental insurance for employees and dependents.
  • Flexible paid time off, paid maternity leave, and six weeks of paternity leave.
  • Cycle-to-Work Scheme and secure bike storage.
  • MacBook standard equipment, with Windows available for certain roles.
  • Hybrid work policy requiring at least three days per week in the office.

Tech Stack

Windows

Categories

Intercom

About Intercom

1,001-5,000 employees

Intercom builds a customer service platform that combines an AI agent (Fin), live chat, and a modern help desk to support sales and support teams. It sells its software as a SaaS subscription to businesses that want to manage customer conversations across web, mobile, and email with automation and analytics. Founded in 2011 and headquartered in San Francisco, the company is privately held and serves startups through large enterprises.

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