At a Glance
- Tasks: Manage network security, conduct vulnerability scans, and respond to incidents.
- Company: Leading financial institution prioritising cybersecurity and innovation.
- Benefits: Competitive salary, health benefits, and opportunities for professional growth.
- Other info: Ideal for those passionate about security and infrastructure collaboration.
- Why this job: Join a dynamic team protecting critical banking environments with cutting-edge technology.
- Qualifications: 5+ years in network engineering with a focus on cybersecurity.
The predicted salary is between 60000 - 80000 £ per year.
What you'll be doing
- Vulnerability Management: Run regular vulnerability scans across networks, applications, and endpoints; triage findings based on business risk and CVSS scores; coordinate rapid remediation with IT operations teams; track and report on vulnerability lifecycle KPIs for senior leadership and regulators; validate patch effectiveness via follow-up scans.
- Security Infrastructure Ownership: Manage and maintain Cisco Firepower next‑generation firewalls (rule set architecture, IPS/IDS tuning, URL filtering, malware protection). Administer F5 WAF (Advanced WAF/ASM) to protect online banking portals, API endpoints and mobile banking backends against OWASP Top 10, credential stuffing and bot attacks. Manage Citrix ADC/NetScaler load balancers, including TLS/SSL configuration and secure session management. Maintain Remote Access VPNs, site‑to‑site IPsec tunnels and NAC policies to enforce micro‑segmentation.
- Monitor, analyze and triage SIEM alerts: Monitor, analyze and triage SIEM alerts as a technical escalation point for the SOC. Develop and tune detection use cases, correlation rules and alert logic. Support incident response (containment, eradication, recovery) during active network‑level incidents.
- Security Hardening & Architecture: Establish and enforce secure configuration baselines (e.g. CIS Benchmarks) across Windows, Linux/Unix and network devices. Design and audit zone‑based network segmentation to isolate critical banking environments (SWIFT, card processing, core banking) from untrusted networks.
- Change Management Governance & Discipline: Author detailed change requests with technical steps, impact assessments and zero‑downtime execution windows. Execute rigorous pre‑implementation testing, design fail‑safe rollback procedures, and lead peer reviews for complex network and security changes.
- Project Security & Compliance: Perform security reviews and threat modelling for new infrastructure projects and cloud migrations. Coordinate annual penetration testing with external vendors and track remediation. Ensure network security controls align with industry standards and regulatory requirements.
What we're looking for
- 5+ years of network engineering experience with a heavy focus on cyber security, ideally within a regulated financial institution or enterprise environment.
- Proven hands‑on experience configuring and troubleshooting Cisco Firepower, F5 ASM/WAF, and Citrix NetScaler.
- Strong understanding of core networking protocols (BGP, OSPF, EIGRP), the TCP/IP stack, and cryptographic protocols (TLS 1.3, SSH, IPsec).
- Strong collaborative skills working alongside IT Infrastructure and DevOps teams.
- Excellent technical writing skills for clear, compliant security documentation and architecture diagrams.
Desired certifications (one or more):
- CISSP, CISM, or CEH
- CCNP Security, Cisco Certified Specialist – Network Security Firepower, F5-CA/F5-CTS, or Citrix Certified Professional – Networking (CCP-N)
If you're a security‑focused network engineer who thrives at the intersection of infrastructure and threat management, we'd love to hear from you.
Cyber Security Network Engineer in London employer: Cameron Kennedy
As a leading management consultancy, our client offers an exceptional work environment that fosters collaboration and innovation, particularly for professionals engaged in US GAAP to IFRS conversion projects. With a remote working model, employees enjoy the flexibility of working from anywhere in the UK while being part of a dynamic team that supports their professional growth through exposure to high-profile clients and complex financial challenges. The company values strong communication and project management skills, ensuring that every team member can contribute meaningfully to impactful projects.
We think you need these skills to ace Cyber Security Network Engineer in London
Vulnerability Management
Cisco Firepower
F5 WAF
Citrix ADC/NetScaler
Remote Access VPNs
SIEM Monitoring and Analysis
Incident Response
