Head of Network Engineering
Job Description
[Up to c. $400k Comp Package | Hybrid Working]
Role Overview
We’re supporting a leading global investment firm that is scaling its technology function to deliver resilient, high-performance infrastructure for complex trading environments. As part of continued growth across infrastructure and platform engineering, the firm is hiring a Head of Network Engineering to shape its next generation of global connectivity. This is a strategic and hands-on leadership position, responsible for defining and executing the network roadmap across trading, research, and enterprise environments. You’ll lead a high-calibre team of engineers, architecting resilient, ultra-low-latency systems that serve as the foundation for the firm’s buy-side technology platform. Success in this role means striking the balance between performance and stability - scaling infrastructure that supports a diverse trading landscape while embedding automation, security, and observability at every layer of the stack...
Key Responsibilities
- Own and evolve the global network engineering strategy, ensuring alignment between infrastructure capabilities, trading objectives, and long-term business growth
- Lead and mentor a distributed team of network engineers, instilling engineering excellence and a culture of innovation, accountability, and continuous improvement
- Design and implement scalable, secure, and low-latency network architectures to support multi-asset trading, market data, and research workloads across regions
- Optimise connectivity between data centres, co-locations, and public cloud environments, ensuring deterministic performance and fault-tolerant design
- Champion automation and Infrastructure-as-Code, leveraging frameworks such as Ansible, Terraform, and Python-based tooling to streamline provisioning and configuration
- Drive observability and SRE-aligned practices to ensure visibility, reliability, and self-healing network operations
- Integrate security and compliance controls seamlessly into network design, supporting global regulatory requirements and information assurance objectives
- Partner with trading, systems, and security teams to deliver consistent, high-throughput infrastructure for critical workloads
- Manage vendor and carrier relationships, ensuring effective commercial negotiations, optimal service delivery, and future-proof technology selection
- Oversee budget planning and lifecycle management, identifying opportunities for optimisation and strategic reinvestment in emerging technology
What You’ll Bring...
- Deep experience in network architecture, design, and operations within a buy-side, hedge fund, or other trading-intensive environment
- Demonstrable leadership ability with a record of building and scaling high-performing technical teams
- Background supporting high-availability systems in regulated financial environments, ensuring compliance with security and audit frameworks
- Strong understanding of low-latency trading infrastructure, including market data distribution, multicast, and network timing technologies (e.g., PTP, Arista EOS, Cisco NX-OS)
- Technical proficiency across core routing and switching, BGP, MPLS, VPNs, and SD-WAN, with proven success delivering secure hybrid environments
- Expertise in automation and infrastructure engineering - using Python, Ansible, or Terraform to deliver policy-driven, repeatable network deployments
- Experience working across cloud networking and on-prem architectures, with hybrid connectivity between data centres and AWS/Azure
- Familiarity with observability stacks and network telemetry (e.g., Grafana, Prometheus, ELK, NetBox, or similar tools)
- Strong interpersonal skills with the ability to communicate complex technical concepts clearly to senior stakeholders
- (Preferred) Industry certifications such as CCIE, JNCIE, or equivalent senior-level qualifications
...
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