Posted 27 days ago

Network Security Engineer Cisco - Trading

London, Greater London | £150,000 - £200,000 per yearManaged by: Information Security Team

Network Security Engineer (Cisco Juniper Firewalls Routing) London / WFH to £200k

Are you looking for a senior level Network Security Engineer role? Leading quantitative trading firm is seeking a skilled Network Security Engineer to join their growing team.

Salary & Benefits:

  • Up to £200k salary plus bonus
  • Hybrid working (2 - 3 days a week remote)
  • 12% employer pension contribution
  • Free lunches everyday
  • Free onsite gym, Virgin Active membership, weekly yoga classes
  • Enhanced parental leave packages
  • Training budgets
  • Private medical and Life Assurance

Your Role:

As a Network Security Engineer, you will be joining a global team where you will design and implement network security technologies. You will help shape and determine security policies and procedures creating efficiencies around logging, correlation, and auditing capabilities and will troubleshoot issues down to packet decode level. design, implement and administer network security technologies.

Your key responsibilities will include Firewalls, Proxies, IPS, Remote Access and Site-to-Site VPNs, Two-Factor Authentication, Wireless Networking, Vulnerability Management, SIM/SEM Solutions. You will be a key player in shaping the security policies and procedures and will trouble-shoot complex issues down to packet decode level, devising and implementing innovative solutions

WFH / Office:

With fantastic offices based in the city, you will be part of a flat structured and open company that offer a fun work environment and plenty of opportunities to enhance your development through training and conferences. You will be able to work remotely 2-3 days a week in this position.


  • You have extensive network security experience including DMZ network and design knowledge
  • You have experience with incident response, incident handling, and change control
  • You have a very good understanding of Cisco and ideally Juniper firewalls
  • You have extensive experience with routing, switching, and firewalls
  • You have a background in finance (front office trading, hedge funds, banking etc.) or have worked for a large tech company
  • You have a strong understanding of network security principles (TCP, DNS, OSPF, ARP etc.)

As a Network Security Engineer, you can expect to earn a competitive salary (up to £200k) plus bonus and benefits.

Apply today or call to have a confidential discussion about this Network Security Engineer (Cisco Juniper) role.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Ref: BB/19921/E/AT/010923_1693583274

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