Overview

Senior Threat Hunter (Cyber Security) – Specialist I – Information Security. London, UK – Hybrid. CyberProof, a UST company, is a global cybersecurity services and platform provider dedicated to helping organizations stay ahead of evolving threats. We build secure digital ecosystems by automating threat detection, prioritization, and response—empowering our clients to react faster and smarter.

We’re seeking a Senior Threat Hunter to join our dynamic Managed Services team in London. This role is ideal for a cybersecurity professional passionate about proactively identifying and mitigating advanced threats that evade traditional security defenses.

Responsibilities

• Conduct proactive threat hunting across network, endpoint, and cloud environments to detect signs of compromise.
• Research emerging threats, attacker techniques, and vulnerabilities to develop hunting strategies and mitigation workflows.
• Innovate and implement new processes to address complex cybersecurity risks.
• Apply data mining techniques to extract actionable insights from large datasets.
• Stay current with cybersecurity trends, technologies, and threat landscapes.
• Develop reports and dashboards to communicate threat intelligence and security posture.
• Collaborate with cross-functional teams to enhance detection and response capabilities.

Required Qualifications

• Bachelor’s degree in Cybersecurity, IT, Computer Science, or equivalent experience.
• Minimum 3 years of experience in threat hunting or incident response, with strong forensic and investigative skills.
• Deep understanding of attacker tactics, techniques, and procedures (TTPs), including MITRE ATT&CK framework.
• Hands-on experience with SIEM, EDR, and data lake platforms.
• Proficiency in operating systems (Linux/Unix and Windows) and network traffic analysis.
• Experience hunting in cloud environments (AWS, GCP, Azure).
• Strong Python skills, especially with libraries like Pandas and MsticPY.
• Familiarity with Jupyter Notebooks for data analysis and visualization.
• Excellent problem-solving, critical thinking, and communication skills.
• Relevant certifications (e.g., GIAC GCIH, GCFA, GREM, OSCP, CEH) are a plus.

Employment details

• Job function: General Business, Management, and Business Development
• Industries: IT Services and IT Consulting
• Seniority level: Mid-Senior level
• Employment type: Full-time

London, England, United Kingdom