Open roleExternal
HPC Network Engineer - Banking & Finance
- london, england, United Kingdom
- £450 - £550 Per Day
Job Description
Ready to take the next step in your career?
Join a global leader in high-frequency trading, delivering high-performance technology and infrastructure for mission-critical trading environments. The organisation operates at the cutting edge of technology and finance, with a strong focus on ultra-low latency, resilience, and precision.
This company is looking for a Senior Network Engineer to design, build, and scale high-performance network infrastructure across large-scale data centre environments. The role involves solving complex networking challenges, shaping network architecture, and working alongside world-class engineers to deliver resilient, low-latency infrastructure.
Responsibilities
- Design, deploy, and optimise large-scale data centre and HPC network environments.
- Build and support high-performance, low-latency infrastructure across global locations.
- Drive improvements around network scalability, performance, reliability, and capacity planning.
- Automate network operations through scripting and tooling improvements.
- Troubleshoot complex Layer 2/Layer 3 networking issues in highly distributed environments.
- Develop technical documentation and contribute to engineering standards.
- Mentor and support junior engineers while influencing future network strategy.
Skills/Must Have
- 10+ years’ experience designing and supporting enterprise-scale or data centre networks.
- Strong expertise across BGP, OSPF, VXLAN, spine-leaf architectures, and multicast.
- Experience with high-performance switching platforms such as Arista, Cisco, NVIDIA/Cumulus, or SONiC.
- Strong understanding of network architecture, capacity planning, and large-scale infrastructure design.
- Experience using packet analysis tools such as Wireshark or tcpdump.
- Exposure to network automation using Python, Ansible, or similar technologies.
Benefits
- Work on some of the most advanced low-latency networking challenges in the world.
- Join a highly technical engineering team at the forefront of high-frequency trading technology.
- Have direct influence over architecture, automation, and next-generation infrastructure.
- Build systems where every microsecond matters.
Salary
- Up to £500,000