Technical Solution Architect - LAN, WAN, firewalls, F5, Zscaler ZPA/ZIA, BGP/OSPF 5 Month Contract London (Remote, Hybrid) £330-£400/day (Outside IR35) Technical Solution Design Lead / Technical Authority experience needed for a 5 Month Contract mainly remote with 2 to 3 times a month in London travel when required (Hybrid). Start ASAP in January 2026. Must have handson design / migration of at least two of the following at scale: Check Point R8x firewalls, Cisco or Juniper LAN and WAN, F5 BIG-IP LTM/GTM/AFM, Zscaler ZIA and ZPA, SD-WAN. Working with a global IT Consultancy for a Telecoms end client on large-scale projects. Paying £(Apply online only)/day (Outside IR35). Hybrid working - Contract mainly remote with 2 to 3 times a month in London London. Key skills, experience + tasks will include: Network Security architecture or senior engineering across enterprise environments. Proven experience as a Technical Design Lead / Technical Authority Must have hands-on design / migration of at least two of the following at scale: Check Point R8x firewalls, Cisco or Juniper LAN and WAN, F5 BIG-IP LTM/GTM/AFM, Zscaler ZIA and ZPA, SD-WAN. Strong routing fundamentals (BGP, OSPF, route maps, redistribution). Ownership of end-to-end technical design decisions (not implementation-only roles) Demonstrable leadership in complex enterprise or carrier-scale environments Providing end-to-end technical design for complex network security architecture deployments and migrations. Docume