Senior Network Security Engineer

• Near Epsom | Hybrid (2 days onsite)
• Permanent | On call + occasional OOH

Why This Role?

This is a busy, engineering led role within a well established financial services environment, ideal for someone who wants to own and evolve a modern network security estate, not just maintain it.

You''ll take a lead role across Palo Alto firewalls, core networking and security tooling, helping shape a more resilient, scalable and secure infrastructure.

If you''re currently in a BAU heavy role and you want more ownership, more engineering and real investment in modern security, this is worth a look.

Key Responsibilities

• Own and optimise Palo Alto firewall estate
• Support LAN/WAN, Wi-Fi, remote access, and load balancing
• Monitor & respond to security incidents (SIEM/EDR)
• Improve network security, segmentation & resilience
• Manage vulnerability scanning & patching (Qualys)
• Lead/contribute to security & infrastructure projects

Tech Stack

Palo Alto | Cisco (L2/3) | Aruba | SIEM | EDR | Qualys

What We''re Looking For

• Strong Palo Alto firewall experience
• Solid networking background (Cisco, LAN/WAN)
• Exposure to security tools (SIEM, EDR, vulnerabilities)
• Experience in enterprise or regulated environments ideal

Why Join?

• Real ownership of network security
• Work on modernisation & transformation projects
• Strong progression + training
• Competitive salary, benefits + on call/overtime

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Unfortunately, due to high numbers of applications, we are only able to respond to shortlisted applicants. If you have not heard from us within 5 days, please assume that you have not been shortlisted on this occasion.

By applying for this vacancy, you accept Lloyd Recruitment Services Privacy and GDPR Policy which can be found on our website and therefore gives us consent to contact you.

Lloyd Recruitment Services are acting as a recruitment agency in relation to this vacancy and are an equal opportunities employer.

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