Senior Cloud Detection Engineer - AWS & Azure, Elastic Stack, Sentinel, KQL, EQL, SOC - Global B2B S in London

Senior Cloud Detection Engineer - AWS & Azure, Elastic Stack, Sentinel, KQL, EQL, SOC - Global B2B SaaSOutstanding opportunity to join this global B2B SaaS organisation looking for a Senior Cloud Detection Engineer to take ownership of cloud‑native security threat detection and response capability. If you thrive in high‑scale cloud environments and love building smart detections and automated response workflows, this role gives you real technical impact.What You’ll Do:Build and optimise Threat Detection capabilities in Elastic and Azure SentinelDevelop Threat Models for AWS & Azure and our global SaaS productsCreate and maintain incident response playbooksAutomate response actions with the Security TeamPartner with our external SOC to refine detection strategiesPerform threat hunting and analysis across large‑scale cloud environmentsTune rules to reduce false positivesDocument detection logic and playbook proceduresWhat You Bring:Background in security operations or SOC rolesStrong experience with Elastic Stack and/or Azure SentinelHands‑on detection rule writing in KQL & EQLDeep understanding of AWS & Azure security ideally in a global SaaS contextExperience with automation tools (Tines, Shuffler, Tracecat)Familiarity with MITRE ATT&CK or similar frameworksPlaybook and incident response experienceStrong communication skills and ability to work independentlySOAR experiencePowerShell & Python scriptingCloud‑native security tools (CloudTrail, GuardDuty, Security Hub)Security certifications (GIAC, CEH, CISSP, etc.)Experience working with MSSPs or external SOCs