Datacentre Network Architect for HPC & Large-Scale Fabric

Qube Research & Technologies; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Qube Research & Technologies invites a skilled Network Engineer to join the Network Engineering team responsible for designing and operating large-scale datacentre and HPC network infrastructure. You will work closely with Quant Researchers, Traders, and infrastructure teams to ensure reliable, high-performance connectivity across compute and storage platforms.

The role emphasizes scalable fabrics, automation, and vendor engagement, with hands-on delivery and collaboration across the

Qualifications

• Experience architecting large-scale datacentre networks and HPC fabrics.
• Expertise in EVPN/VXLAN and resilient routing fabrics.
• Hands-on scripting with Python or Go, plus Ansible and Git.
• Ability to manage both small tasks and large strategic projects.
• Collaborative team player with cross-functional communication.

Responsibilities

• Architect, engineer and deliver large-scale datacentre network infrastructure supporting HPC environments.
• Design and build network fabrics with scalability, resilience and performance.
• Support connectivity across compute, storage and cloud platforms.
• Troubleshoot complex issues across large-scale network environments.
• Collaborate with project management and engineering teams across the organisation.
• Engage with network vendors and contribute to engineering discussions on products and solutions.
• Contribute to a software-driven network engineering approach, including automation and tooling.
• Stay informed on industry trends and emerging technologies to evolve network infrastructure.

Skills

EVPN/VXLAN

Fabric design & troubleshooting

RDMA/RoCE/UEC

WAN interconnects & cloud

Scripting: Python/Go

Ansible & Git

Datacentre PHY standards

Collaboration & ownership

Cloud & hybrid infra

Tools

Claude AI

Ansible

Git

Job description

Qube Research & Technologies invites a skilled Network Engineer to join the Network Engineering team responsible for designing and operating large-scale datacentre and HPC network infrastructure. You will work closely with Quant Researchers, Traders, and infrastructure teams to ensure reliable, high-performance connectivity across compute and storage platforms.

The role emphasizes scalable fabrics, automation, and vendor engagement, with hands-on delivery and collaboration across the