Senior Security Engineering Consultant in London

Our client, a leader in the cyber security sector, is currently seeking a Senior Security Engineering Consultant to join their team. This permanent role is a hands-on technical position within the Security Operations domain, focused on helping customers improve and automate their SOC functions, tooling, and detection capabilities.

Key Responsibilities:

• Design and deliver detection rulesets across SIEM and XDR platforms
• Develop and tune detection logic using KQL or equivalent query languages
• Design detection use cases aligned to MITRE ATT&CK and real-world attack techniques
• Map customer log sources to detection use cases to assess coverage and identify gaps
• Design and implement SOAR automations, integrations and response workflows
• Develop and document customer incident response playbooks aligned to detection outputs
• Translate threat intelligence and operational learnings into improved detections and automations
• Deliver detection as code pipelines, including structured use case development and versioning approaches
• Produce clear technical and customer-facing deliverables, including detection strategies, use case catalogues and coverage assessments
• Work directly with customers as a trusted technical consultant
• Lead workshops covering detection engineering, use case design and SOC maturity
• Guide customers on improving detection coverage and aligning to MITRE ATT&CK
• Clearly explain detection strategies, gaps and recommendations to both technical and non-technical stakeholders
• Work closely with platform onboarding and engineering teams to ensure smooth integration of delivered detections and automations
• Support SOC teams by ensuring delivered outputs are practical, usable and aligned to operational workflows
• Contribute to the continuous evolution of detection use cases, playbooks and automation patterns
• Support development of reusable detection content and delivery standards
• Contribute to lab work, testing and validation of detection approaches
• Identify gaps in telemetry, logging and enrichment, and provide recommendations to strengthen detection outcomes

Job Requirements:

• Strong hands-on experience with SIEM engineering, including developing and tuning detection rules, with Microsoft Sentinel preferred
• Experience writing detection logic using KQL or similar query languages
• Proven experience designing and implementing SOAR automations and playbooks such as Logic Apps, Cortex XSOAR or similar
• Scripting and automation capability using Python, PowerShell or similar, including working with APIs
• Experience designing detection use cases aligned to MITRE ATT&CK
• Strong understanding of detection coverage and how log sources map to the attack lifecycle
• Experience with XDR or EDR platforms such as Microsoft Defender, CrowdStrike or Cortex
• Understanding of cloud environments, particularly Azure, and associated security telemetry
• Experience working in customer-facing or consultancy roles
• Strong communication skills, with the ability to explain technical concepts clearly

Technical Competencies:

• SIEM and XDR platforms, including Microsoft Sentinel, Microsoft Defender, Palo Alto XSIAM or XDR, CrowdStrike and SentinelOne
• SOAR development, including automation and playbook design using platforms such as Palo Alto XSOAR or similar
• Scripting and integration using Python, PowerShell or similar, including API-driven automation
• Detection engineering aligned to MITRE ATT&CK, including use case design, ruleset development and coverage assessment
• Log source mapping and normalisation to support detection use cases
• Network Detection and Response technologies such as Vectra AI, Corelight or similar
• Cloud security and telemetry, particularly within Azure environments
• Threat intelligence integration and enrichment to support detection and response
• Development of customer playbooks and response workflows aligned to SOC operations
• General awareness of emerging technologies, including AI-driven security tooling and their application within detection and response

Job Specifics:

• Location: This is a hybrid role, primarily remote but with a requirement of ad-hoc travel to customer sites and attend the Basingstoke office as required to support delivery, workshops and engagements.
• Hours: Full-time, Monday - Friday, 9:00am - 5:30pm. There is no on-call requirement for this position.
• Benefits: Salary up to £80,000, performance-based bonuses, industry-leading benefits, a collaborative engineering environment, exposure to real-world threats and modern detection approaches, opportunity to shape Security Operations capabilities.

If you are a skilled Security Engineering Consultant looking to join a dynamic and impactful team, we encourage you to apply now and be a part of building a secure and connected future with our client.