Azure Platform Network Engineer

Location: City of London (Hybrid)Contract: 3-6 months Rate: £680 per day (Umbrella - Inside IR35)

We are seeking an experienced Azure Platform Network Engineer to support a high-profile programme within a complex enterprise environment. This role focuses on designing, implementing, and securing Azure networking foundations to enable scalable, isolated, and secure AI and platform workloads.

This is a hands-on engineering role, ideal for someone with deep expertise in Azure networking, private connectivity, and network security operating at enterprise scale.

• Design and implement Azure Virtual Network (VNet) architectures, including hub-and-spoke and VNet peering
• Configure custom routing using User Defined Routes (UDRs)
• Design and manage private connectivity solutions, including Private Endpoints, Private Link, and Azure DNS
• Support hybrid connectivity via ExpressRoute and/or site-to-site VPNs
• Implement and manage Azure Firewall, NSGs, and routing policies
• Design and enforce secure network isolation patterns for platform and AI workloads, including:
  • VNet injection
  • Secure API Management (APIM) integration
  • Private access to Azure services
• Troubleshoot complex network, routing, and DNS issues across environments
• Collaborate with platform, security, and engineering teams to ensure alignment with security and compliance standards
• Produce clear technical documentation and architecture diagrams

• Strong hands-on experience in Azure networking (enterprise scale)
• Proven experience designing hub-and-spoke architectures
• Deep knowledge of:
  • VNet peering and routing behaviour
  • User Defined Routes (UDRs)
• Extensive experience with:
  • Private Endpoints & Private DNS Zones
  • Azure Firewall and NSGs
• Solid experience with ExpressRoute and VPN connectivity
• Strong understanding of network isolation and security principles, particularly within sensitive environments
• Experience supporting AI or data platforms in secure Azure environments
• Comfortable working in a fast-paced, delivery-focused contract role

• Experience working on AI platforms or AI mesh architectures
• Understanding of Zero Trust networking principles
• Exposure to Infrastructure as Code (Bicep, Terraform)
• Experience within regulated or security-sensitive environments

• Opportunity to work on a cutting-edge Azure and AI platform programme
• Join a high-impact engineering team within a complex enterprise environment
• Competitive day rate and flexible contract length (3-6 months)