Location: City of London
Company: Large global financial services organisation
Salary: Up to £70,000 plus bonus and comprehensive benefits
Working pattern: Hybrid (3 days per week in the London office)
A leading financial services organisation is seeking an experienced Senior Cisco Network Engineer to join its growing technology team. This is a key role with responsibility for the design, delivery, and ongoing support of a global enterprise network, working in a complex, high-availability environment.
You will play a pivotal role in modernising network infrastructure, driving technical improvements, and providing senior-level support across the organisation.
Design, implement, and support large-scale enterprise networks
Take ownership of network enhancements and infrastructure modernisation initiatives
Provide technical leadership and guidance to other team members
Deliver Level 3 network support and participate in an on-call rota
Implement and support routing, switching, firewall, and SD-WAN solutions
Integrate switches, routers, wireless controllers, SDN, load balancers, NAC servers, and cloud platforms
Ensure network security, resilience, and high availability across global environments
Proven experience designing and implementing networks in a large user or enterprise environment
Strong Cisco background (ideally CCNP or CCIE)
In-depth knowledge of Layer 2 technologies (VLANs, VTP, STP)
Experience with high-availability technologies (vPC, SVL, HSRP)
Strong understanding of routing protocols
Hands-on experience with SD-WAN technologies
Experience with Cisco Wireless solutions
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