Network Engineer - Low Latency - AWS - Palo Alto - Financial Services (, , United Kingdom)

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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