Network Engineer – Insurance

Company: ARM
Apply for the Network Engineer – Insurance
Location: London
Job Description:

Network Engineer wanted – London 2 days per week. This contract role will be working for a large IT company whilst being based on their clients site who are within the insurance sector.

Day rate of £500 – £520 per day via Umbrella inside IR35

Summary

  • Design: Create secure network zones using VLANs, subnets, and software-defined networking (SDN).
  • Policy Enforcement: Write and manage firewall rules, access control lists (ACLs), and micro-segmentation policies.
  • Traffic Analysis: Monitor data flow to ensure security policies do not break business applications.
  • Risk Mitigation: Isolate critical assets, IoT devices, and legacy systems from the main corporate network.
  • Collaboration: Work with security teams to respond to incidents and audit network boundaries.

Essential

  • 5+ years’ experience in enterprise network engineering.
  • Strong understanding of:
    • TCP/IP networking
    • Routing and switching
    • Firewall technologies
    • Network segmentation and security principles
    • Application connectivity and traffic analysis
    • Experience performing application dependency mapping and topology analysis.
    • Experience producing low-level and high-level network designs.
    • Experience planning and executing enterprise infrastructure changes.
    • Strong troubleshooting and analytical skills.
    • Excellent stakeholder management and communication skills.

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Posted: September 30th, 2026