WAF Security SME - Enterprise Web Apps (3-Month Contract)

Harvey Nash IT Recruitment UK; Cambridge; Hybrid; GBP 83,000 - 120,000; Full time

Job summary

Cloudflare is seeking an experienced Cloudflare WAF Security SME for a 3-month contract in Cambridge, with hybrid/remote working options. The role focuses on enterprise-scale web platforms, WAF policy design, DNS/proxying, and certificate management to strengthen security and reliability.

You will work with Cloudflare Enterprise, tuning WAF rules, managing SSL/TLS certificates, and integrating logging/monitoring into the operational framework.

Qualifications

• Extensive hands-on experience with Cloudflare Enterprise.
• Strong expertise in Cloudflare WAF and web application security.
• Proven experience with DNS, proxying and domain onboarding at scale.
• Strong knowledge of SSL/TLS, certificates and cipher suites.
• Experience with F5 Load Balancers.
• Experience designing and tuning WAF rules to balance security and application availability.
• Strong understanding of origin security and enterprise web architecture.
• Experience with logging, monitoring and operational readiness.
• Excellent troubleshooting and problem-solving skills.
• Ability to work independently within a complex enterprise environment.

Responsibilities

• Support large-scale domain onboarding into Cloudflare Enterprise.
• Design, implement and optimise Cloudflare WAF policies and rules.
• Manage account-level WAF deployments and Proxy enablement.
• Configure and troubleshoot DNS proxying and traffic management.
• Manage SSL/TLS certificates, including cipher remediation and security improvements.
• Work with F5 load balancers and Cloudflare integrations.
• Support origin security hardening and ensure secure communication between Cloudflare and origin infrastructure.
• Integrate Cloudflare logging and monitoring into existing operational processes.
• Troubleshoot WAF, DNS, SSL/TLS and application security issues.
• Support operational readiness, documentation and knowledge transfer.

Skills

Cloudflare Enterprise

Cloudflare WAF

DNS / proxying

SSL/TLS

F5 Load Balancers

WAF rules tuning

Origin security

Job description

Cloudflare is seeking an experienced Cloudflare WAF Security SME for a 3-month contract in Cambridge, with hybrid/remote working options. The role focuses on enterprise-scale web platforms, WAF policy design, DNS/proxying, and certificate management to strengthen security and reliability.

You will work with Cloudflare Enterprise, tuning WAF rules, managing SSL/TLS certificates, and integrating logging/monitoring into the operational framework.