Network Engineer

Talantir; Greater London; On-site; GBP 98,000 - 132,000; Full time

Job summary

Talantir is seeking a Network Engineer to join its Platform Engineering team, focusing on low-latency infrastructure that powers trading systems. This hands-on role designs and operates data centre and cloud network networks, leveraging automation and software-defined networking.

You will implement Layer 2/3 architectures, optimize performance, and troubleshoot complex issues using packet analysis tools. Candidates should excel in BGP/OSPF, Arista or Cisco, and firewall technologies.

Qualifications

• Strong experience with data centre networking
• Expertise in Layer 2/3 architectures (BGP/OSPF)
• Experience with Arista or Cisco networking platforms
• Strong troubleshooting and packet analysis skills

Responsibilities

• Design and operate scalable network infrastructure across data centres and cloud
• Deliver Layer 2/3 architectures including BGP, OSPF, EVPN and VXLAN
• Automate network operations using Python, Ansible and Terraform
• Troubleshoot performance issues using packet analysis tools

Skills

BGP

OSPF

Data centre networking

Arista

Cisco

Network troubleshooting

Tools

Python

Ansible

Terraform

Job description

Network Engineer – Low Latency Infrastructure - £115,000

A leading global investment manager is looking to hire a Network Engineer to join its Platform Engineering team, supporting the high-performance infrastructure that powers trading and research systems.

This is a hands-on role focused on designing and operating data centre and cloud network infrastructure, working with modern automation and software-driven networking practices.

Responsibilities

• Design and operate scalable network infrastructure across data centres and cloud


• Deliver Layer 2/3 architectures including BGP, OSPF, EVPN and VXLAN


• Automate network operations using Python, Ansible and Terraform


• Troubleshoot performance issues using packet analysis tools

Requirements

• Strong experience with Arista or Cisco networking platforms


• Expertise in BGP, OSPF and data centre networking


• Experience with Palo Alto or similar firewalls


• Strong troubleshooting and packet analysis skills

This is an opportunity to work on high-performance infrastructure supporting global trading systems within a highly technical engineering environment.