Network Engineer
Qube Research and Technologies · London
Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology- and data-driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high-quality returns for our investors.
You will join a Network Engineering team responsible for designing and operating large-scale datacentre and high-performance computing (HPC) network infrastructure. The team works closely with Quantitative Researchers, Traders, and infrastructure teams to ensure reliable, high-performance connectivity across compute and storage platforms.
Your Future Role within QRT
You will:
- Architect, engineer and deliver large-scale datacentre network infrastructure supporting HPC environments
- Design and build network fabrics with a focus on 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
Your present skillset
- Demonstrate expert knowledge of datacentre networking technologies, including EVPN/VXLAN
- Demonstrate expert knowledge of routing protocols and resilient fabric design, with proven experience designing, building and troubleshooting large-scale datacentre network fabrics
- Understand switch ASICs, buffering models, platform capabilities and performance trade-offs
- Have experience with RDMA, RoCE and/or UEC networks
- Understand datacentre physical standards, including fibre, optics, cabling, switch airflow, cooling and power
- Have knowledge of WAN engineering and cloud interconnects supporting hybrid infrastructure and cloud bursting
- Have at least basic practical knowledge of Python or Go/Golang, Ansible, Git and AI-assisted engineering tools such as Claude
- Be comfortable getting hands-on with smaller engineering tasks as well as larger strategic projects
- Be a highly collaborative team player who takes ownership of complex problems and major project deliverables, communicating clearly and working across teams to drive successful outcomes
QRT is an equal opportunity employer. We welcome diversity as essential to our success. QRT empowers employees to work openly and respectfully to achieve collective success. In addition to professional achievement, we are offering initiatives and programs to enable employees achieve a healthy work-life balance.
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