Senior Network Architect – HFT

Senior Network Architect – Low latency trading140,000-200,000 + bonusQuant Capital is urgently looking for talented Network Engineers to join a top-tier HFT in their London office. Find out more about this role by reading the information below, then apply to be considered.

As a Network Engineer, you will play a crucial role in building, automating, and ensuring the reliability of cutting-edge low latency infrastructure. This opportunity will allow you to work with the fastest trading network in the world, experiment with the latest technologies, and make your mark as a pioneer in the networking industry.

The firm is known globally for its attitudes, technology and rigour, more importantly, you will be surrounded by smart people deeply interested in teaching what they know, and in learning from you.

Responsibilities

Taking a lead in the design, configuration, and maintenance of our global infrastructure, with a primary emphasis on low latency and proprietary hardware platforms. Proactively identifying opportunities for improvements in existing configurations, technologies, and procedures to enhance overall network performance.

Providing hands-on operational support for our high-performance global wireless and wired networks. Leveraging both proprietary and industry-standard monitoring and analysis tools to swiftly identify, diagnose, and resolve network-related issues across our expansive global infrastructure.

Contributing to the comprehensive documentation of network processes, systems, and configurations for enhanced organizational clarity. Designing and executing the implementation of novel monitoring and telemetry systems when appropriate, empowering us with greater network visibility.

Actively participating in critical network change and code reviews, ensuring the continuous improvement of our network environment. Collaborating effectively with software and infrastructure teams to conceive, maintain, and elevate our internal tool stack, streamlining operations and productivity.

Utilise automation tools to streamline repetitive tasks and daily network processes, driving operational efficiency and reliability. Network Engineer candidates must have:10+ years of experience working with large-scale enterprise or ideally low-latency networks.

Experience managing large-scale networks, infrastructure, or software projects. Expertise in producing network design and architecture documents. In-depth knowledge of Internet, WAN, LAN, and data center network architectures.

Strong fundamentals in Routing & Switching, including experience configuring routing for BGP, OSPF, or EIGRP and familiarity with multicast protocols (IGMP, PIM).CCIEProficiency in Linux, covering boot sequence, service management, file, process, network, and kernel management.

Ability to deploy and operate monitoring frameworks such as Cacti, Zabbix, Nagios, Prometheus, or Tick stack. Strong firewall experience (Checkpoint, Fortigate, Palo Alto, etc.).Scripting Python/Go/ similarWillingness to participate in a rotating on-call schedule, including weekends.

This role would suit a seasoned Network professional most likely from a financial services background with deep understanding of Low latency networks for trading. Complete discretion is guaranteed when working with us.

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