5 of 5 Senior Network Security Engineer Jobs in Central London

Senior Network Security Engineer - Hybrid (London)

Location
City Of London, England, United Kingdom
Secure is seeking a Network Security Engineer to join our 24x7 NOC in a hybrid role based in Central London. You will configure devices, manage firewalls and security policies, and sustain highly secure networks for a major financial services client. Ideal candidates have L2/ ...

Senior Network Security Engineer - Hybrid (London)

Location
City Of London, England, United Kingdom
Secure in London is seeking an experienced Network Security Engineer to join our 24x7 NOC. You will support a globally operating bank, handling configurations, firewall policies, and high-priority incidents while coordinating with internal teams and the customer. Strong English communication and L2/L3 support experience ...

Senior Cisco Network Security Engineer - High Availability

Location
City Of London, England, United Kingdom
Gujral is seeking a Senior Network Engineer with a strong security background focused on Cisco implementations in the City of London. The role combines BAU support with design of scalable, secure networking solutions across data centre and branch environments. The candidate will diagnose issues, remediate ...

Senior Network Engineer – Trading Infra & Security

Location
City Of London, England, United Kingdom
Aquis Exchange PLC is seeking a capable Network Engineer to support, shape, optimise, and scale our low-latency trading infrastructure in London. You will join a small, expert Network team working across cloud, on-prem, and exchange platforms—contributing to strategic projects and hands-on engineering. … role requires strong problem-solving, client onboarding experience, and a proactive approach to improving network and security infrastructure. #J-18808-Ljbffr ...

Senior Cisco Security Network Engineer (Contract,18 months)

Location
City Of London, England, United Kingdom
Gujral is seeking a Senior Network Specialist with a strong security focus on Cisco to join its London-based operations. The role emphasizes BAU support, secure design, and scalable solutions for a global environment. The candidate will lead firewall design, IPS deployment, and the migration … refreshed security framework while maintaining high-availability networking across data centres and branch interconnectivity. #J-18808-Ljbffr ...