Senior Cyber Threat Hunter

TL;DR

Senior Cyber Threat Hunter (Cybersecurity): Proactively uncovering advanced and hidden threats within a global banking environment with an accent on intelligence-led hunting, hypothesis testing, and adversary emulation. Focus on mapping findings to MITRE ATT&CK, leveraging automation and AI-assisted analytics, and strengthening defensive architecture against evolving cyber risks.

Location: Must be based in or able to commute to Madrid, Spain (Hybrid model).

Company

A global technology hub for ING, delivering scalable and secure banking solutions to over 34 million customers across 38 countries.

What you will do

• Conduct intelligence-led threat hunting and emulation based on emerging adversary activity.
• Develop and test hypothesis-driven investigations to identify evasive malicious activity.
• Analyze adversary behavior across the full attack chain to identify detection and control gaps.
• Translate hunt outcomes into actionable improvements for defensive architecture.
• Map findings to MITRE ATT&CK to articulate threats and priorities.
• Communicate investigation outcomes through clear, executive-ready reports.

Requirements

• Several years of hands-on experience in hypothesis-based threat hunting, purple teaming, or security research.
• Proven experience in large enterprise environments with CI/CD, multi-cloud, and container technologies.
• Familiarity with threat hunting methodologies such as TaHiTi or PEAK.
• Ability to translate threat intelligence into high-impact investigations.
• Strong communication skills for technical and non-technical stakeholders.
• Must be able to work in a hybrid model in Madrid.

Nice to have

• Relevant certifications in threat hunting, detection engineering, or adversary simulation (e.g., GIAC, MITRE ATT&CK).
• Experience with Breach & Attack Simulation (BAS) tools.

Culture & Benefits

• Flexible work model with a mix of home and office days.
• Comprehensive health insurance for you and your family.
• Life insurance and pension plan benefits.
• Restaurant card and transport allowance.
• Access to on-site office amenities including a gym, hairdresser, and medical services.
• Flexible remuneration model for tax-advantaged services like nursery and training.