Senior Threat Behavior Researcher (Cybersecurity)

TL;DR

Senior Threat Behavior Researcher (Cybersecurity): Developing real-time behavioral protection rules to detect and block malicious activities across customer environments with an accent on Windows threats and TTPs. Focus on conducting in-depth behavioral analysis, creating robust protection logic immune to evasion, and improving sandbox capabilities.

Location: Remote (UK). Applicants must have legal authorization to work in the United Kingdom without requiring employer sponsorship.

Company

Global leader and innovator of advanced security solutions specializing in MDR, XDR, and threat intelligence.

What you will do

• Conduct in-depth behavioral analysis of Windows threats.
• Develop behavioral rules for malware payloads, initial attack vectors, and Advanced Persistent Threats (APTs).
• Produce high-quality threat analysis reports for internal and external audiences.
• Analyze anti-analysis techniques to drive sandbox environment improvements.
• Develop cleanup rules to remove artifacts left behind by malicious activity.
• Collaborate with cross-functional teams and mentor junior team members through code reviews and analysis guidance.

Requirements

• Strong knowledge of Windows Internals, including memory management, processes, and threads.
• Proficiency in static and dynamic analysis using tools like IDAPro and WinDbg.
• Demonstrated programming experience, preferably in Python and Lua.
• Bachelor’s degree in Computer Security or equivalent professional experience.
• Legal authorization to work in the UK without sponsorship is mandatory.

Culture & Benefits

• Remote-first working model.
• Employee-led diversity and inclusion networks for community and advocacy.
• Global wellbeing days, monthly health webinars, and fitness competitions.
• Annual charity fundraising initiatives and dedicated volunteer days.
• Collaborative environment focused on innovation and team spirit.