Azure Platform Network EngineerLocation: City of London (Hybrid)
Contract: 3-6 months
Rate: £680 per day (Umbrella - Inside IR35)
OverviewWe 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.
Key Responsibilities*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
Skills & Experience Required*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
Desirable Experience*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
Why Apply?*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)