Hybrid London: Senior Network Engineer — Low-Latency & HA

Hamilton Barnes Associates Limited; Greater London; Hybrid; GBP 120,000 - 150,000; Full time

Job summary

Hamilton Barnes Associates Limited in London is seeking a Network Engineer to support highly available, low-latency network infrastructure across on-premises and cloud environments within a leading global trading environment. You will act as escalation point for the Network Operations team and troubleshoot complex routing and security issues.

The role covers BGP, MPLS, firewalls, and network automation, with a focus on latency-sensitive operations and production connectivity.

Qualifications

• Strong routing & switching experience (BGP, Multicast).
• Strong firewall experience (Any next gen firewalls).
• Experience in high-availability or latency-sensitive environments.
• Linux/Unix skills – desirable.
• Python, scripting or network automation – desirable.

Responsibilities

• Act as escalation point within the Network Operations team.
• Troubleshoot and support complex routing & switching environments.
• Work with BGP, OSPF, MPLS and multicast.
• Manage and troubleshoot firewalls and network security.
• Handle major incidents, escalations and real-time network issues.
• Support customer connectivity and production network changes.
• Analyse network performance and packet-level issues.

Skills

Routing & switching

Firewall expertise

High-availability environments

Linux/Unix skills

Network automation

Job description

Hamilton Barnes Associates Limited in London is seeking a Network Engineer to support highly available, low-latency network infrastructure across on-premises and cloud environments within a leading global trading environment. You will act as escalation point for the Network Operations team and troubleshoot complex routing and security issues.

The role covers BGP, MPLS, firewalls, and network automation, with a focus on latency-sensitive operations and production connectivity.