Full job descriptionLocation: Mostly remote with occasional travel to London
Contract length: 6 months (high possibility for extension)
Start Date: Immediately
Daily rate - £595 (inside IR35)


Sponsorship is not available for this role
We are hiring a Principal AWS Network Security Engineer to design and deliver secure, scalable cloud networking solutions. This role focuses on AWS network security architecture, hybrid connectivity, and enterprise-scale environments.


Key Responsibilities:
Design and implement secure AWS VPC architectures (multi-region, segmented)
Build and manage Transit Gateway, Cloud WAN, and private networking
Implement AWS security services (GuardDuty, Security Hub, WAF, Shield)
Design hybrid connectivity using VPN and Direct Connect with high availability
Integrate AWS logs and telemetry into SIEM platforms (e.g. Splunk, Sentinel)
Deliver automation using Terraform, CloudFormation, and Lambda
Ensure secure, compliant, and observable cloud environments

Required Skillset:
Strong AWS networking experience: VPC, routing, segmentation, private endpoints
AWS security services: GuardDuty, Security Hub, WAF, Shield, IAM
Hybrid connectivity: VPN, Direct Connect, BGP
Network security fundamentals: firewalls, zero-trust, micro-segmentation
SIEM and monitoring: CloudWatch, VPC Flow Logs, Splunk or similar
Infrastructure as Code: Terraform or CloudFormation
Scripting/automation: Python, Bash, or similar
Enterprise firewall exposure: Palo Alto, Check Point or Fortinet