Firewall Job Trends in the South East

Firewall
England > South East

The table below provides summary statistics and salary benchmarking for jobs advertised in the South East requiring Firewall skills. It covers permanent job vacancies from the 6 months leading up to 1 January 2026, with comparisons to the same periods in the previous two years.

6 months to
1 Jan 2026
Same period 2025 Same period 2024
Rank 77 58 33
Rank change year-on-year -19 -25 +37
Permanent jobs citing Firewall 269 421 443
As % of all permanent jobs in the South East 2.60% 4.55% 5.71%
As % of the Communications & Networking category 17.78% 29.48% 38.06%
Number of salaries quoted 217 276 402
10th Percentile £30,500 £32,250 £31,250
25th Percentile £33,750 £42,500 £34,000
Median annual salary (50th Percentile) £46,000 £52,500 £50,000
Median % change year-on-year -12.38% +5.00% +11.11%
75th Percentile £57,500 £61,000 £60,000
90th Percentile £71,000 £67,500 £75,000
England median annual salary £45,285 £53,000 £52,500
% change year-on-year -14.56% +0.95% -

All Communications and Computer Networking Skills
South East

Firewall falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills in the South East.

Permanent vacancies with a requirement for communications or computer networking skills 1,513 1,428 1,164
As % of all permanent jobs advertised in the South East 14.60% 15.45% 15.00%
Number of salaries quoted 678 749 975
10th Percentile £27,250 £31,250 £27,500
25th Percentile £31,250 £41,250 £34,000
Median annual salary (50th Percentile) £45,000 £55,000 £50,000
Median % change year-on-year -18.18% +10.00% +5.26%
75th Percentile £59,500 £63,750 £61,700
90th Percentile £71,250 £76,500 £75,000
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -4.76%

Firewall
Job Vacancy Trend in the South East

Historical trend showing the proportion of permanent IT job postings citing Firewall relative to all permanent IT jobs advertised in the South East.

Firewall job vacancy trend in the South East

Firewall
Salary Trend in the South East

Salary distribution trend for jobs in the South East citing Firewall.

Salary distribution trend for jobs in the South East citing Firewall

Firewall
Salary Histogram in the South East

Salary distribution for jobs citing Firewall in the South East over the 6 months to 1 January 2026.

Salary histogram for Firewall in the South East

Firewall
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the South East region over the 6 months to 1 January 2026. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Thames Valley -5 98 £48,000 -12.73% 39
Hampshire -22 71 £52,500 - 33
Surrey +2 56 £37,500 -31.82% 11
Berkshire -7 55 £49,000 -10.91% 18
Kent -17 25 £37,500 -21.05% 26
Oxfordshire +18 24 £33,750 -43.75% 9
Buckinghamshire -4 19 £48,000 -4.00% 13
West Sussex -13 13 £41,250 -13.16% 8
East Sussex +7 2 £26,000 -52.73% 3
Sussex -6 2 £42,500 - 3
Firewall
England

Firewall
Co-Occurring Skills & Capabilities in the South East by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 30 (11.15%) Microsoft Exchange
1 30 (11.15%) SharePoint
2 6 (2.23%) IIS
3 5 (1.86%) Exchange Server 2013
4 3 (1.12%) WinCC
5 2 (0.74%) CMS
5 2 (0.74%) FactoryTalk
5 2 (0.74%) WordPress
6 1 (0.37%) Apache
6 1 (0.37%) ArchestrA
Applications
1 13 (4.83%) Microsoft Office
2 2 (0.74%) MS Visio
3 1 (0.37%) Spreadsheet
Business Applications
1 3 (1.12%) Sage X3
Cloud Services
1 120 (44.61%) Azure
2 100 (37.17%) Microsoft 365
3 50 (18.59%) AWS
4 29 (10.78%) Entra ID
5 16 (5.95%) GCP
6 9 (3.35%) Google Workspace
7 7 (2.60%) Azure Sentinel
8 6 (2.23%) Azure DevOps
8 6 (2.23%) SaaS
9 5 (1.86%) IaaS
9 5 (1.86%) PaaS
10 4 (1.49%) Cloud Computing
10 4 (1.49%) Nutanix
11 3 (1.12%) Azure AKS
11 3 (1.12%) Azure Monitor
11 3 (1.12%) Serverless
12 2 (0.74%) Amazon EC2
12 2 (0.74%) Amazon S3
12 2 (0.74%) Dynamics 365
12 2 (0.74%) OVHcloud
Communications & Networking
1 86 (31.97%) VPN
2 66 (24.54%) DNS
3 64 (23.79%) VLAN
4 61 (22.68%) TCP/IP
5 60 (22.30%) DHCP
6 48 (17.84%) WAN
7 44 (16.36%) Wi-Fi
8 38 (14.13%) Network Security
9 36 (13.38%) Wireless
10 33 (12.27%) LAN
11 22 (8.18%) BGP
12 18 (6.69%) SAN
13 15 (5.58%) OSPF
14 14 (5.20%) Cisco ISE
14 14 (5.20%) VoIP
14 14 (5.20%) Wireshark
15 13 (4.83%) Cisco Firepower
15 13 (4.83%) MPLS
16 12 (4.46%) Cisco IOS
16 12 (4.46%) SD-WAN
Database & Business Intelligence
1 15 (5.58%) SQL Server
2 3 (1.12%) Amazon RDS
2 3 (1.12%) MySQL
2 3 (1.12%) PostgreSQL
3 1 (0.37%) Relational Database
3 1 (0.37%) SQL Server Reporting Services
Development Applications
1 4 (1.49%) JIRA
2 2 (0.74%) GitLab
2 2 (0.74%) Jenkins
3 1 (0.37%) Bitbucket
General
1 100 (37.17%) Social Skills
2 21 (7.81%) Telecoms
3 18 (6.69%) Finance
4 17 (6.32%) Analytical Skills
5 16 (5.95%) Retail
6 10 (3.72%) Manufacturing
7 9 (3.35%) Legal
8 8 (2.97%) Marketing
9 6 (2.23%) Public Sector
10 4 (1.49%) Documentation Skills
10 4 (1.49%) Organisational Skills
11 3 (1.12%) Billing
11 3 (1.12%) Law
12 2 (0.74%) Aerospace
12 2 (0.74%) Banking
12 2 (0.74%) Influencing Skills
12 2 (0.74%) Military
12 2 (0.74%) Pharmaceutical
13 1 (0.37%) Advertising
13 1 (0.37%) Local Government
Job Titles
1 46 (17.10%) IT Support
2 40 (14.87%) Support Engineer
3 38 (14.13%) Network Engineer
4 36 (13.38%) 2nd Line Support
4 36 (13.38%) Infrastructure Engineer
5 35 (13.01%) Senior
6 24 (8.92%) Security Engineer
7 23 (8.55%) IT Engineer
8 22 (8.18%) Technical Support
9 20 (7.43%) Cloud Engineer
10 19 (7.06%) Analyst
11 18 (6.69%) 3rd Line Support
12 17 (6.32%) IT Support Engineer
13 13 (4.83%) Infrastructure Manager
13 13 (4.83%) Technical Engineer
13 13 (4.83%) Technical Support Engineer
14 12 (4.46%) Architect
14 12 (4.46%) Cisco Engineer
14 12 (4.46%) Cybersecurity Engineer
14 12 (4.46%) IT Manager
Libraries, Frameworks & Software Standards
1 5 (1.86%) REST
2 4 (1.49%) LDAP
3 3 (1.12%) .NET
3 3 (1.12%) 802.1X
4 2 (0.74%) FreeSWITCH
4 2 (0.74%) ModSecurity
4 2 (0.74%) Node.js
4 2 (0.74%) Web Services
5 1 (0.37%) ARM Templates
5 1 (0.37%) LAMP
Miscellaneous
1 27 (10.04%) Data Centre
2 21 (7.81%) Driving Licence
3 14 (5.20%) Onboarding
3 14 (5.20%) PKI
4 13 (4.83%) Security Posture
5 9 (3.35%) Cloud Native
5 9 (3.35%) Security Operations Centre
6 8 (2.97%) Management Information System
7 7 (2.60%) Replication
8 6 (2.23%) Renewable Energy
8 6 (2.23%) Video Conferencing
8 6 (2.23%) Web Conferencing
9 4 (1.49%) Operational Technology
9 4 (1.49%) SCADA
9 4 (1.49%) Self-Motivation
10 3 (1.12%) Cyber Threat
10 3 (1.12%) Legacy Systems
10 3 (1.12%) Life Science
10 3 (1.12%) Linux Command Line
11 2 (0.74%) Cyber Kill Chain
Operating Systems
1 115 (42.75%) Windows
2 83 (30.86%) Windows Server
3 37 (13.75%) Linux
4 26 (9.67%) Windows 10
5 11 (4.09%) Windows Server 2019
6 7 (2.60%) Android
6 7 (2.60%) Apple iOS
6 7 (2.60%) Mac OS
7 5 (1.86%) Windows Server 2016
8 4 (1.49%) Red Hat Enterprise Linux
9 2 (0.74%) Windows Server 2012
10 1 (0.37%) Ubuntu
10 1 (0.37%) Unix
10 1 (0.37%) VMS
10 1 (0.37%) Windows 7
10 1 (0.37%) Windows Server 2008
Processes & Methodologies
1 69 (25.65%) Problem-Solving
2 46 (17.10%) Cybersecurity
2 46 (17.10%) Infrastructure Engineering
3 41 (15.24%) ITIL
4 36 (13.38%) Customer Service
5 31 (11.52%) Mentoring
6 26 (9.67%) Business Continuity
6 26 (9.67%) Project Delivery
7 24 (8.92%) Security Operations
7 24 (8.92%) SIEM
8 22 (8.18%) Information Security
9 20 (7.43%) High Availability
10 19 (7.06%) Incident Response
11 18 (6.69%) Kalman Filter
11 18 (6.69%) Network Design
12 17 (6.32%) Disaster Recovery
13 16 (5.95%) Presales
14 15 (5.58%) Agile
14 15 (5.58%) Continuous Improvement
14 15 (5.58%) Data Protection
Programming Languages
1 29 (10.78%) PowerShell
2 18 (6.69%) Python
3 13 (4.83%) Bash
4 6 (2.23%) SQL
5 3 (1.12%) Bicep
5 3 (1.12%) Korn
6 2 (0.74%) R
6 2 (0.74%) T-SQL
7 1 (0.37%) C#
7 1 (0.37%) C++
7 1 (0.37%) Java
7 1 (0.37%) Kusto Query Language
7 1 (0.37%) Ladder Logic
7 1 (0.37%) Shell Script
Qualifications
1 52 (19.33%) Security Cleared
2 44 (16.36%) Cisco Certification
3 34 (12.64%) Degree
4 30 (11.15%) DV Cleared
5 29 (10.78%) CCNP
5 29 (10.78%) SC Cleared
6 27 (10.04%) CCNA
7 13 (4.83%) CISSP
7 13 (4.83%) Microsoft Certification
8 11 (4.09%) CompTIA Security+
8 11 (4.09%) JNCIA
9 10 (3.72%) Azure Certification
10 8 (2.97%) Computer Science Degree
11 7 (2.60%) GCIA
11 7 (2.60%) SANS
12 6 (2.23%) CEH
12 6 (2.23%) JNCIS
13 5 (1.86%) MCSE
14 4 (1.49%) CCSP
14 4 (1.49%) CISM
Quality Assurance & Compliance
1 31 (11.52%) ISO/IEC 27001
2 25 (9.29%) Cyber Essentials
3 13 (4.83%) GDPR
4 10 (3.72%) NIST
5 8 (2.97%) Cyber Essentials PLUS
6 6 (2.23%) GRC
7 5 (1.86%) PCI DSS
7 5 (1.86%) SLA
8 3 (1.12%) IEC 61508
8 3 (1.12%) NCSC
8 3 (1.12%) QA
8 3 (1.12%) SOC 2
9 2 (0.74%) Accessibility
9 2 (0.74%) IEC 61131
9 2 (0.74%) ISO/IEC 42001
9 2 (0.74%) JSP 440
10 1 (0.37%) HIPAA
10 1 (0.37%) NIST 800
System Software
1 82 (30.48%) Active Directory
2 59 (21.93%) Hyper-V
3 44 (16.36%) VMware Infrastructure
4 17 (6.32%) VMware NSX
5 16 (5.95%) Firmware
6 15 (5.58%) Virtual Machines
7 7 (2.60%) Docker
8 6 (2.23%) vSphere
9 3 (1.12%) Citrix Hypervisor
10 2 (0.74%) KVM
10 2 (0.74%) RHEV
10 2 (0.74%) Virtual Desktop
10 2 (0.74%) Virtual Servers
10 2 (0.74%) Xen
11 1 (0.37%) pfSense
11 1 (0.37%) XenApp
Systems Management
1 58 (21.56%) Microsoft Intune
2 18 (6.69%) Terraform
3 16 (5.95%) FortiGate
4 14 (5.20%) Ansible
4 14 (5.20%) vCenter Server
5 11 (4.09%) SCCM
6 6 (2.23%) Kubernetes
6 6 (2.23%) Nagios
6 6 (2.23%) ZABBIX
7 5 (1.86%) Endace
7 5 (1.86%) vRealize
8 4 (1.49%) WSUS
9 3 (1.12%) Nessus
9 3 (1.12%) Prometheus
10 2 (0.74%) Failover Clustering
10 2 (0.74%) Proxmox
10 2 (0.74%) Red Hat Satellite
10 2 (0.74%) WMI
11 1 (0.37%) Puppet
11 1 (0.37%) SCOM
Vendors
1 105 (39.03%) Microsoft
2 84 (31.23%) Cisco
3 74 (27.51%) VMware
4 29 (10.78%) Meraki
5 26 (9.67%) Fortinet
6 25 (9.29%) Juniper
7 22 (8.18%) Palo Alto
7 22 (8.18%) Veeam
8 16 (5.95%) SolarWinds
9 13 (4.83%) Citrix
9 13 (4.83%) Sophos
10 12 (4.46%) CheckPoint
10 12 (4.46%) Draytek
10 12 (4.46%) Google
11 10 (3.72%) F5
12 9 (3.35%) Broadcom
13 7 (2.60%) Aruba
13 7 (2.60%) Splunk
13 7 (2.60%) Starlink
14 6 (2.23%) LogicMonitor