Contract: WAF Tuning Start Date: ASAP Duration: 3 months (extendable) Location: Hybrid (On site in Sheffield/Birmingham or Edinburgh 3 days a week) Rate: £500 - 555 a day (deemed inside IR35) Reference: 19542 You will either be a F5 WAF tuning specialists (OWASP experience required OR Cloud-native WAF engineers (minimum 2 of 3 CSPs) (AWS & GCP as preference)/OR Generic WAF tuning resource (cross-skill utility) Immediate contract for experienced WAF engineers to help augment the internal Efficacy and Security Engineering teams with hands-on consultancy focused on WAF tuning and efficacy testing across F5 and cloud-native WAFs (covering at least two out of three major CSPs: AWS, Azure, GCP). A focus on tuning rules, analysing data, reducing false positives, and validating control efficacy in production-like conditions. Scope Includes: Hands-on tuning experience with F5. Custom rule creation , OWASP rule tuning (especially for F5), false positive reduction. Log analysis and data-driven tuning based on real traffic. Support for cloud-native WAF tuning (all ...