Network Engineer - Low Latency - AWS - Palo Alto - Financial Services

Network Engineer – Low Latency – AWS – Palo Alto – Financial Services

Excellent opportunity opens for a skilled, hands-on Network Engineer with Low Latency experience and strong across AWS & Palo Alto to join a leading Financial Services entity\’s London office. Joining the Infrastructure team, you will be reporting to the Head of IT Infrastructure, working closely with developers, project stake holders and operations, to build-out the network infrastructure. The successful candidate will be responsible for designing, building, and maintaining the infrastructure that supports high-performance trading operations, with specialized focus on networking solutions in AWS and datacentre environments.

Role Responsibilities

Cloud & Network Infrastructure

• Design, deploy, and manage scalable, secure cloud and datacentre infrastructure to support high-performance trading. Build advanced AWS networking (VPCs, Transit Gateway, Direct Connect, etc.) across accounts and regions. Optimise low-latency connectivity, support collocated Servers near exchanges, and implement cost-efficient network solutions.

Infrastructure as Code & Automation

• Automate infrastructure using Terraform, Ansible, and GitLab CI/CD. Apply GitOps for auditable, consistent deployments. Build resilient, self-healing network systems.

Performance & Optimization

• Optimise infrastructure for low-latency, high-availability trading. Collaborate with developers on performance tuning and troubleshoot cross-region network issues.

Professional Experience and Skills

• 5+ years in Network Cloud Engineer or Platform Engineer role
• Advanced AWS knowledge (AWS Professional Certification level)
• Extensive experience with AWS networking services including Transit Gateway, VPC, Direct Connect, and VPC peering
• Strong understanding of on-premises datacentre networking and colocation environments
• Proficiency with Terraform and Ansible for infrastructure and network automation
• Experience with GitLab CI/CD pipelines and GitOps principles
• Knowledge of container orchestration platforms like Kubernetes (EKS)
• Experience with monitoring and observability tools including OpenSearch, Prometheus, and Grafana
• Understanding of security best practices and AWS CIS Benchmark standards
• Experience with low-latency network design and optimization
• Strong verbal communication and documentation skills
• Experience with multi-region and multi-account AWS environments
• Background in supporting high-performance or financial trading systems preferred
• Proven ability to design and implement fault-tolerant, resilient network architectures

Interested? Please Apply!

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