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Island Logo Island · IT - Software Development

Senior Product Security Researcher

Israel, Tel Aviv · Job Posted January 31, 2026
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Job Description

As a Product Security Researcher at Island, you will dive deep into the security landscape of modern browsers, operating systems, and enterprise applications to discover novel vulnerabilities, evaluate real-world threat scenarios, and help shape our security posture through innovation and hands-on research. You will be instrumental in driving advanced security initiatives that help maintain Island’s position at the cutting edge of secure enterprise computing.

Job Responsibility

  • Vulnerability Research: Identify and analyze vulnerabilities in browser components, system integrations, and third-party libraries relevant to the Island Enterprise Browser
  • Security Testing & Tooling: Develop custom tooling and automation for security testing, fuzzing, and vulnerability detection tailored to our product stack
  • Threat Modeling: Collaborate with developers, architects, and the Product Security Lead to assess threat scenarios and attack surfaces for new features and integrations
  • Exploit Prototyping: Build proof-of-concepts to validate the impact and exploitability of discovered security issues
  • Collaboration & Knowledge Sharing: Support development teams in secure coding practices, and contribute to internal knowledge bases and playbooks
  • Security Research Enablement: Stay ahead of the curve by tracking current exploits, security trends, and techniques
  • attend or present at security conferences and engage with the broader security community

Requirements

  • Strong understanding of browser internals, OS security mechanisms, or application-layer security
  • Proficiency in one or more programming/scripting languages (e.g., Python, JavaScript, C/C++, Go)
  • Experience in vulnerability research, bug hunting, reverse engineering, or exploit development
  • Familiarity with common vulnerability classes (e.g. RCE, memory corruption, sandbox escapes)
  • Curiosity-driven mindset with a passion for breaking things and understanding how they work
  • Experience with fuzzing tools, debuggers, or reverse engineering frameworks is a strong plus
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