Networking Specialist

Sector:FinTech/Financial Services
Salary/Rate:£140,000-£160,000
Job type:Perm
Town/City:City of London
County:London
Job ref:HKHJp6
Post Date:12. 06. 2025
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Meet Our Recruiter

Craig Mullen
Craig Mullen
Director
0203 479 4931
craig@ncounter.co.uk

About the Role

£140,000-160,000

HKHJp6

Core Networking Specialist

Location: London (Hybrid Working Available) Industry: Global Financial Services / Institutional Asset Management Clearance: 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 Apply If you're driven by precision, resilience, and innovation in infrastructure, we’d love to hear from you. UK work authorisation is required.

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