Senior Security Engineer

3 weeks ago


Portsmouth, United Kingdom Franklin Fitch Full time

Senior Security Engineer – Detection & AutomationHere’s a great opportunity for a hands-on Senior Security Engineer who enjoys building, optimising, and automating SOC infrastructure.This role sits within a growing Cyber Defence operation where you’ll help design and maintain the platforms behind SIEM, EDR, SOAR, and threat intelligence tooling, improving detection coverage and enabling analysts to respond faster.Key responsibilities:Engineer and maintain SIEM, EDR, SOAR, and logging platforms.Develop automation and integrations using scripting or API connections.Tune detection use cases and improve visibility across cloud/on-prem environments.Support client onboarding and configuration alignment.Mentor junior engineers and analysts.You’ll bring:3–5 years’ experience in SOC or security engineering.Strong knowledge of platforms such as Sentinel, Splunk, Defender, or Elastic.Scripting/automation ability (PowerShell, KQL, Python, etc.).Understanding of Azure/AWS cloud and network fundamentals.Desirable:Experience with SOAR tools or Infrastructure-as-Code (Terraform, Bicep, ARM).Knowledge of MITRE ATT&CK mapping or threat detection frameworks.What’s in it for you:



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