KeyStep
Senior Network Engineer
Cloudflare
Hybrid
Full-time
1 day ago
About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks tha…
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
Refer a friend and earn a retail voucher worth up to £500!
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.
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Lloyd Recruitment Services are acting as a recruitment agency in relation to this vacancy and are an equal opportunities employer.
ME15662
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
£45,000 – £60,000 (Glassdoor, Levels.fyi, 2025)
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