Senior Threat Detection Analyst - Permanent - Hybrid in London
Overview
We are seeking a highly skilled Threat Detection Senior Analyst to join a leading global data science and customer insights company. This organization partners with some of the world's most recognized brands, harnessing data and analytics to drive smarter decision-making. You will play a key role in strengthening the cybersecurity posture by leading detection and response efforts across complex, global environments.
Responsibilities
* Lead the design, tuning, and maintenance of detection rules, use cases, and alerting mechanisms within SIEM, EDR, SOAR, and cloud-native security platforms.
* Conduct advanced analysis of alerts and events across hybrid infrastructures, identifying patterns, anomalies, and indicators of compromise (IOCs).
* Collaborate with incident response teams to triage, contain, and remediate security incidents.
* Drive proactive threat hunting to detect emerging threats, leveraging frameworks such as MITRE ATT&CK.
* Provide expertise on cloud security monitoring, threat detection, and incident response within Azure, AWS, or GCP.
* Mentor and support junior analysts, sharing best practices in detection and response.
Key Skills & Experience
* Proven experience in threat detection, incident analysis, or SOC operations.
* Strong knowledge of SIEM, EDR, IDS/IPS, and cloud-native security tools (e.g., Microsoft Sentinel, AWS GuardDuty, Google Chronicle).
* Hands-on experience developing and tuning detection use cases across both on-premises and cloud platforms.
* Solid understanding of attacker tactics, techniques, and procedures (TTPs).
* Strong problem-solving skills with the ability to perform under pressure.
* Excellent communication skills, both written and verbal.
Preferred Qualifications
* Experience in proactive threat hunting or purple teaming engagements.
* Familiarity with DevSecOps or automation in cloud detection workflows.
* Industry-recognized certifications (e.g., GIAC GCDA, GCIA, GCIH, AZ-500, or equivalent).