Senior Cyber Security Engineer-Inside IR35

We’re seeking a highly capable Senior Cyber Security Engineer to join our client at a pivotal stage of our security evolution. Following the implementation of an outsourced Security Operations Centre (SOC) this role will play a key part in strengthening our clients security posture and maximising the value of security tooling.

You will act as the technical lead between the SOC and internal teams, transforming security data into actionable intelligence, optimising platforms, leading incident response, and mentoring the wider security function.

Key Responsibilities

• Lead and manage the deployment, configuration, and optimisation of CrowdStrike Falcon
• Collaborate closely with NCC Group to enhance Splunk dashboards, alerts, and detections
• Act as the technical escalation point for high-severity security incidents
• Develop automation and SOAR workflows to improve response effectiveness
• Conduct proactive threat hunting activities
• Mentor and upskill the internal security team across tools and threat analysis

Skills & Experience Required

• 5+ years’ experience in a senior Cyber Security Engineering or SOC Tier 3 role
• Strong hands-on expertise with CrowdStrike Falcon (Prevent, Insight, Discover)
• Advanced Splunk / Splunk ES experience, including strong SPL capability
• Solid understanding of networking, cloud security (AWS/Azure), and the MITRE ATT&CK framework
• Experience with vulnerability management, penetration testing, or web application testing is advantageous