Cloud Network Engineer – AWS, Security, Automation

Overview

As a Cloud Network Engineer, you design, build and operate secure, scalable network infrastructure across cloud and hybrid environments. You will work within a platform engineering function, focusing on automation, security and reliability to support high-availability systems. You’ll own architecture and implementation, collaborating with cloud, security and application teams. This role offers a path toward architecture or engineering management in fintech, with strong development and training opportunities.

Pay / Benefits

• bonus
• hybrid work model (2 days in London office)
• training and development packages
• competitive salary

Responsibilities

• Design and deploy networking across AWS and on‑prem environments
• Build and operate AWS networking services (VPCs, Transit Gateway, VPN, Direct Connect)
• Configure load balancing and ingress within Kubernetes
• Implement network security controls (WAF, segmentation, firewall policies)
• Own connectivity patterns (PrivateLink, service-to-service networking)
• Manage perimeter and internal firewalls (Palo Alto or similar)
• Drive automation and IaC practices across networking
• Monitor, troubleshoot, and optimize network performance, security and cost
• Respond to incidents, vulnerabilities and security events
• Maintain technical documentation and standards

Key requirements

• Strong background in enterprise or cloud networking
• Hands-on AWS networking experience (VPC, TGW, Route 53, Direct Connect)
• Experience with cloud security platforms such as Zscaler (ZIA/ZPA)
• Solid understanding of routing, switching, VPNs and firewalling
• Experience managing Palo Alto or equivalent firewalls
• Exposure to automation and IaC (Terraform, Python desirable)
• Understanding of security best practices and compliance frameworks

• AWS networking (VPC, TGW, Route 53, Direct Connect)
• Load balancing and ingress in Kubernetes (ALB/NLB)
• WAF, network segmentation
• Service-to-service networking (PrivateLink)
• Palo Alto or equivalent firewalls
• Terraform

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