Threat Hunting & Detection Analyst

Job Description

Role: Threat Hunting & Detection Analyst

Location: Cheltenham (hybrid- 1x a month office attendance)

Position: Specialist / Senior Analyst

Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of 30 consecutive days or more spent outside of the UK) and declaration of being a British passport holder with no dual nationalism at the point of application. Note: The above information relates to a specific client requirement.

About the team:

As a member of the SOC Content Team, you will be responsible for contributing to the creation, deployment, and tuning of threat detection content and delivery of proactive threat hunting. You will work in close partnership with client Lead Analysts, threat intelligence teams, and other SOC functions to help ensure that detection strategies are tailored to each client's threat profile and security objectives.

This role offers a balance of technical hands-on work, collaboration, and knowledge sharing, with a strong emphasis on continual learning and process improvement.

Career Level & Experience

We recognise that strong cyber security professionals may come from a variety of backgrounds and may not have experience across every area listed in this role profile.

We are open to considering candidates atdifferent stagesof their careers, from developing practitioners through to experienced specialists. Candidates with strengths inThreat Hunting,Detection Engineering,SOC Operations, orSecurity Monitoring & Incident Responseare encouraged to apply.

You do not need to meet every requirement listed below. If you have strong experience in one or more of these areas and are keen to develop yourexpertiseacross the wider detection and threat hunting lifecycle, wewouldwelcome your application. The level and responsibilities of the role will be aligned to your skills, experience, and potential.

Qualification

Key Responsibilities:

Threat Detection Use Case Development

• Design and implement detection logic aligned to specific threat scenarios using frameworks such as MITRE ATT&CK.
• Develop, test, deploy, and tune detection content throughout its lifecycle.
• Work closely with Client Lead Analysts to ensure detection contentremainsrelevant and effective for client environments.

Proactive Threat Hunting

• Conduct hypothesis-driven threat hunts using client telemetry, threat intelligence, and observed anomalies.
• Analyse available data sources toidentifysuspicious or malicious activity that may evade existing detections.
• Document and present findings in a clear, actionable format for both internal teams and clients.

Content QA and Maintenance

• Review andvalidatedetection content prior to deployment.
• Maintain and update runbooks, SOPs, and detection playbooks to reflect evolving threats, tooling, and client requirements.
• Support quality assurance activities to ensure consistency, accuracy, and effectiveness of delivered content.

Collaboration & Knowledge Sharing

• Collaborate with SOC, Threat Intelligence, and Engineering teams to enhance detection strategies.
• Share findings, insights, and best practices through documentation, workshops, and knowledge-sharing sessions.
• Contribute to continuous improvement initiatives across the wider security operations function.

Skills & Experience:

• Experience with SIEM platforms such as Microsoft Sentinel, Splunketc
• Previousexperience working in a SOC, Threat Hunting, Detection Engineering, or Cyber Security Operations environment.
• Experience developing, testing, and tuning threat detection use cases.
• Good understanding of the MITRE ATT&CK framework and common threat actor tactics, techniques, and procedures (TTPs).
• Experience conducting proactive threat hunting and analysing security telemetry.
• Strong analytical, investigation, and communication skills.
• Ability to collaborate effectively with SOC analysts, threat intelligence teams, and other security stakeholders.
• Experience in EDR tooling such as CrowdStrike & Microsoft Defender-desirable.

Locations

London

Additional Information

Equal Employment Opportunity Statement

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Job candidates will not be obligated to disclose sealed or expunged records of conviction or arrest as part of the hiring process.

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