Network Engineer with Cisco and Banking

Salary: £58,000 - 98,000 per year

Requirements:

• We require a senior network engineer with a strong background in network security across Cisco and Microsoft environments.
• We require experience working in a banking environment, ideally within a City-based investment bank.
• We require experience in mission-critical environments and operational deployments.
• We require in-depth knowledge of Cisco technologies, including firewalls, switches, and routing protocols.
• We require experience supporting data centre and branch interconnectivity.
• We require experience with Cisco multi-layer switches and routers, including 6500s.
• We require a Cisco certification, ideally CCNP.
• We require experience with technologies including VLAN segregation, DMZ, VSS, failover, OSPF, and high availability.
• We require familiarity with McAfee HIPS, Trend Micro, centralized authentication services (AAA), SafeNet Ethernet Encryptor, and RADIUS/RSA.
• We require strong technical skills and the ability to design and deliver secure networking solutions.
• Security certification is advantageous.

Responsibilities:

• We support and deliver all aspects of BAU and support services within our infrastructure team.
• We design, build, and implement firewall solutions from perimeter to DMZ roles.
• We support IPS deployment for our European branches.
• We develop, maintain, and deliver global standards across our networking devices.
• We remediate penetration test results.
• We ensure the seamless migration of our network estate to our newly adopted security framework.
• We diagnose issues quickly, assist others, and remediate BAU support issues.
• We work on scalable solutions delivered through projects.
• We handle datacentre cabling and racking of equipment.

Technologies:

• Cisco
• Ethernet
• Firewall
• Support
• Network
• Security
• Nexus

More:

We are recruiting a Senior Network Engineer for our London-based team, offering a permanent full-time role in I.T. & Communications with a salary of 50,000 to 60,000 plus banking benefits. This is a predominantly support-focused position with responsibility for secure network design and delivery across high-availability environments. We are looking for a responsible, fast-thinking individual who can contribute to our infrastructure team and help maintain the security and stability of our network estate.

last updated 36 week of 2026