Contract Lead Network Architect - Active UK Government Security Clearance

Lead Technical Architect - Active UK Government Security Clearance Required

Location: UK - Hybrid / customer-site requirements TBC
Contract: 6 or 12 month contract, with view to extend
Day Rate: £600 - £650 per day, Inside IR35
Start: ASAP

About Appvia

Appvia is a specialist cloud, platform, and solutions engineering consultancy, helping organisations modernise infrastructure, improve reliability, and adopt cloud-native practices that enable long-term, sustainable delivery.

Our engineering capability spans AWS, Azure, platform engineering, networking, software, data, AI, delivery, and managed services.

We work across complex, high-impact environments in both the public and private sector, delivering solutions where security, resilience, scalability, and operational excellence are critical.

About the Role

We're hiring a Lead Technical Architect to join Appvia on a new secure public sector engagement, providing technical leadership across a major Cisco SD-WAN and network transition programme.

This is an architecture-led role for someone who can lead complex technical architecture decisions, translate complex requirements into practical network solutions, and provide assurance across design and delivery. You'll support a Principal Technical Architect in shaping technical strategy and roadmaps, and will directly support — and on occasion deput