Network Engineer
Job in
London, Greater London, W1B, England, UK
Listed on 2026-09-03
Listing for:
G Research
Full Time
position Listed on 2026-09-03
Job specializations:
-
IT/Tech
Systems Engineer, Network Engineer, Cybersecurity, Network Security
Job Description & How to Apply Below
From our London HQ, we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. Together we’re building a world-class platform to amplify our teams’ most powerful ideas.
As part of our engineering team, you’ll shape the platforms and tools that drive high-impact research - designing systems that scale, accelerate discovery and support innovation across the firm.
Take the next step in your career.
The role
We are looking for an experienced Network Engineer to drive the reliability, performance, resilience and security of our network and network security infrastructure.
Key responsibilities of the role include:
Owning the operational performance, stability, availability and security posture of network and network security platforms end to end Enhancing observability across telemetry, alerting and performance monitoring using tools such as Grafana, Prometheus and Thousand Eyes to enable proactive operations
Implementing and maintaining scalable, resilient data centre network infrastructure built on Cisco and Arista technologies
Championing automation of operational tasks using Python, Ansible, Jinja2 and Git Supporting and extending Infrastructure-as-Code and CI/CD practices for network provisioning
Owning break/fix and incident response for complex enterprise and campus network issues
Driving incident management practices, including on-call rotation, escalation procedures, postmortems and root-cause analysis
Implementing and managing WAN CEs, with knowledge of MPLS or Segment Routing Who are we looking for?
The ideal candidate will have the following experience:
Strong background as a Network Engineer in enterprise or large-scale environments
Experience applying SRE, observability and automation principles to networking, using technologies such as Python, Prometheus, Grafana, Open Telemetry, Ansible and Jenkins
Experience with Cisco and Arista switching and routing, alongside network security infrastructure, including firewalls, IDS/IPS and network segmentation
Expertise in Cisco and Arista platforms, including IOS, IOS-XR, NX-OS and EOSIn-depth understanding and hands-on experience with BGP, OSPF, EVPN, VXLAN and MPLSExperience with network monitoring tools and predictive analysis systems
Why should you apply?
Highly competitive compensation plus annual discretionary bonus
Lunch provided (via Just Eat for Business) and dedicated barista bar
30 days' annual leave 9% company pension contributions
Informal dress code and excellent work/life balance
Comprehensive healthcare and life assurance
Cycle-to-work scheme
Monthly company eventsG-Research is committed to cultivating and preserving an inclusive work environment. We are an ideas-driven business and we place great value on diversity of experience and opinions. We want to ensure that applicants receive a recruitment experience that enables them to perform at their best. If you have a disability or special need that requires accommodation please let us know in the relevant section
Summary
Location:
London, UKType:
Full time
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