Senior Network Security Engineer
Posted on Jun 12, 2026 by CV-Library
Epsom, Surrey, United Kingdom
IT
Immediate Start
Annual Salary
Full-Time
Senior Network Security Engineer
Near Epsom | Hybrid (2 days onsite)
Permanent | On call + occasional OOHWhy 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 projectsTech 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 idealWhy 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.
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.
ME15662
Near Epsom | Hybrid (2 days onsite)
Permanent | On call + occasional OOHWhy 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 projectsTech 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 idealWhy 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.
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.
ME15662
Reference: 225240529
https://jobs.careeraddict.com/post/113400180
Senior Network Security Engineer
Posted on Jun 12, 2026 by CV-Library
Epsom, Surrey, United Kingdom
IT
Immediate Start
Annual Salary
Full-Time
Senior Network Security Engineer
Near Epsom | Hybrid (2 days onsite)
Permanent | On call + occasional OOHWhy 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 projectsTech 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 idealWhy 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.
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.
ME15662
Near Epsom | Hybrid (2 days onsite)
Permanent | On call + occasional OOHWhy 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 projectsTech 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 idealWhy 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.
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.
ME15662
Reference: 225240529
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