Networking Specialist - Ncounter : Job Details

Networking Specialist

Location: London (Hybrid Working Available)Industry: Global Financial Services / Institutional Asset ManagementClearance: Right to work in the UK required

A globally recognised financial institution is hiring a Core Networking Specialist to join its high-performance infrastructure team. This firm plays a critical role in global markets, offering integrated investment services to institutional clients and managing trillions in assets. Known for its pioneering work in ETFs and commitment to data-driven innovation, it operates across 28+ countries and places strong emphasis on operational excellence and collaboration.

You’ll design and optimise network infrastructure supporting real-time trading, analytics, and global operations. This role covers enterprise networking across data centres, campuses, and cloud environments - balancing performance, scale, and resilience in demanding financial settings.

Key Responsibilities

• Design and implement scalable, high-availability network solutions (LAN, WAN, Campus, Cloud).
• Translate requirements into robust, well-documented architectures.
• Lead network delivery projects; coordinate with vendors and internal teams.
• Provide L3 escalation and proactively improve network performance.
• Drive automation and evaluate emerging technologies for impact and efficiency.

What We’re Looking For

• 7+ years’ network engineering experience in enterprise or financial environments.
• Deep understanding of BGP, OSPF, EVPN, VLAN/VxLAN, MLAG, STP.
• Hands-on with Arista/Cisco; strong troubleshooting tools (Wireshark, netcat, etc.).
• Familiar with network security, automation (Python, Ansible), and observability stacks (Prometheus, Grafana).
• Excellent communicator with experience delivering in high-stakes, collaborative settings.
• STEM degree and CCNP/CCIE preferred.

Why Join?

Join a trusted global institution where networking is core to performance. You’ll work on critical infrastructure supporting real-time financial systems and collaborate with expert teams across the globe. Expect meaningful projects, technical autonomy, and long-term career investment.

To ApplyIf you're driven by precision, resilience, and innovation in infrastructure, we’d love to hear from you. UK work authorisation is required.