Senior Network Defense Engineer – CMDC

Webhosting; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Cloudflare is seeking a Senior Response Engineer focused on network security to join the Cloudflare Managed Defense Center in London. You will architect responses to large-scale threats, coordinate with global teams, and apply deep expertise in BGP, DDoS mitigation, firewalls, and edge-network defense across OSI layers.

You will partner with customers to safeguard traffic, tune detection rules, and drive proactive threat intelligence. Prior cloud network security experience is essential.

Job description

Cloudflare is seeking a Senior Response Engineer focused on network security to join the Cloudflare Managed Defense Center in London. You will architect responses to large-scale threats, coordinate with global teams, and apply deep expertise in BGP, DDoS mitigation, firewalls, and edge-network defense across OSI layers.

You will partner with customers to safeguard traffic, tune detection rules, and drive proactive threat intelligence. Prior cloud network security experience is essential.