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Senior Network Engineer

Job in London, Greater London, W1B, England, UK
Listing for: Quant Capital
Full Time position
Listed on 2026-09-07
Job specializations:
  • IT/Tech
    Network Engineer, Systems Engineer
Job Description & How to Apply Below
Network Engineer – Quantitative Trading Quant Capital is urgently looking for an experienced Network Engineer to join one of the most prestigious trading companies globally. This role sits in an experienced London team that is currently designing and deploying new network topology to support a world class trading environment.

The role of the Network Engineer is to ensure the stability and integrity of all aspects that comprise the global trading network which includes the regional data centers, collocated infrastructure in 3rd party data centers and various cloud service providers.

This includes managing multiple projects and configuring/optimizing network services both internally and those integrated with Internet based services. Network engineers collaborate and are closely aligned with trading systems developers, enabling the technology team to deliver an optimal trading platform.

The sophisticated networks give a distinct competitive advantage so the networking team you would be joining plays an important role in the success of the business. The successful candidate will play a key role in the future of the development of the next stage of these networks.

Key requirements:

Extensive knowledge of routing and switching protocols (CCIE preferred):

Unicast: OSPF, BGP, NAT, IPSEC and GREMulticast: PIM, RP, MSDP, IGMPSwitching:
QoS, HSRP/VRRP, VPC/MLAGVoice: SIP, SCCP, H.32

Detailed understanding and in depth experience with Cisco’s Unified Communication and Collaboration products and technologies including:

Cisco Unified Communications Manager Cisco Unity Connection Cisco Expressway Cisco Jabber/Web Ex Teams Video endpoints experience a plus Strong scripting and automation experience – Python preferred

Strong knowledge and hands-on experience with network diagnostic, monitoring, alert

This role would suit an experience network engineer who takes pride in their work and knowledge of the sector, you do not need experience in finance but you must understand the mission-critical nature of the industry. You will likely be excited about network automation and modern networking techniques.

My client is based in London
Position Requirements
10+ Years work experience
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