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Staff Security Researcher

France🌐 Remote💼 Full-time🗓 2026-10-02 → 2026-10-07

Core

Hands-on offensive security researcher translating advanced vulnerability and malware research into production-ready detection capabilities for web applications, APIs, cloud-native environments, and AI-powered systems.

Role type

Staff Security Researcher (Offensive Security & AI) (via careerplan.io/jobs/4ba6089c-3318-4188-b146-82ba27cff1fd-staff-security-researcher-at-jobgether)

Builds

Production-ready detection rules, exploit proof-of-concepts, attack-chain templates, and evaluation frameworks for security tooling.

Domain

Cybersecurity (Offensive Security, AppSec, Cloud-Native, AI/LLM Security)

Required skills

Offensive security research, malware analysis, vulnerability exploitation, detection rule creation, web application penetration testing, API security, cloud-native security, AI/LLM security research, static analysis, automation framework design

Preferred skills

OpenGrep/Semgrep, YARA, AST-based analysis, CI/CD security, Kubernetes, prompt injection research

Technologies

OpenGrep, Semgrep, YARA, Burp Suite, sqlmap, nmap, ffuf, Python, JavaScript, Kubernetes, CI/CD pipelines

Responsibilities

Create and maintain detection rules using OpenGrep; research emerging vulnerabilities and AI-specific threats; develop attack-chain templates; design evaluation harnesses and testing frameworks; publish technical research and CVEs; mentor junior researchers; collaborate with engineering and product teams to deploy security capabilities.

Seniority

Staff, hands-on IC with mentorship