Firewall Job Trends in London

Firewall
England > London

The table below provides summary statistics and salary benchmarking for jobs advertised in London requiring Firewall skills. It covers permanent job vacancies from the 6 months leading up to 21 March 2026, with comparisons to the same periods in the previous two years.

6 months to
21 Mar 2026
Same period 2025 Same period 2024
Rank 85 83 69
Rank change year-on-year -2 -14 +28
Permanent jobs citing Firewall 495 501 878
As % of all permanent jobs in London 2.86% 3.79% 4.01%
As % of the Communications & Networking category 24.32% 33.74% 32.55%
Number of salaries quoted 335 406 744
10th Percentile £35,000 £40,000 £40,575
25th Percentile £46,625 £52,500 £51,250
Median annual salary (50th Percentile) £70,000 £72,500 £65,000
Median % change year-on-year -3.45% +11.54% +5.26%
75th Percentile £88,750 £90,000 £77,500
90th Percentile £100,000 £110,000 £97,500
England median annual salary £50,000 £53,000 £50,000
% change year-on-year -5.66% +6.00% -1.93%

All Communications and Computer Networking Skills
London

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 London.

Permanent vacancies with a requirement for communications or computer networking skills 2,035 1,485 2,697
As % of all permanent jobs advertised in London 11.74% 11.24% 12.30%
Number of salaries quoted 1,011 972 2,099
10th Percentile £28,697 £36,025 £33,213
25th Percentile £40,000 £47,500 £45,000
Median annual salary (50th Percentile) £62,500 £65,000 £62,500
Median % change year-on-year -3.85% +4.00% -
75th Percentile £87,500 £85,063 £80,000
90th Percentile £107,500 £105,000 £97,500
England median annual salary £42,500 £52,500 £48,500
% change year-on-year -19.05% +8.25% -4.90%

Firewall
Job Vacancy Trend in London

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

Firewall job vacancy trend in London

Firewall
Salary Trend in London

Salary distribution trend for jobs in London citing Firewall.

Salary distribution trend for jobs in London citing Firewall

Firewall
Salary Histogram in London

Salary distribution for jobs citing Firewall in London over the 6 months to 21 March 2026.

Salary histogram for Firewall in London

Firewall
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the London region over the 6 months to 21 March 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
Central London +26 86 £80,000 +14.29% 37
East London +3 25 £35,000 - 1
West London -8 14 £82,059 +49.20% 12
North London +17 13 £55,000 -12.00% 1
South London +14 6 £36,750 -38.75% 3
Firewall
England

Firewall
Co-Occurring Skills & Capabilities in London 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 33 (6.67%) Microsoft Exchange
2 23 (4.65%) SharePoint
3 5 (1.01%) Apache
4 4 (0.81%) Confluence
5 1 (0.20%) IIS
Applications
1 9 (1.82%) MS Visio
2 7 (1.41%) Microsoft Office
3 3 (0.61%) AutoCAD
3 3 (0.61%) Microsoft Excel
3 3 (0.61%) SOLIDWORKS
4 2 (0.40%) Microsoft Project
5 1 (0.20%) Adobe Creative Suite
Business Applications
1 2 (0.40%) Fidessa
2 1 (0.20%) Alphatax
2 1 (0.20%) Dynamics CRM
2 1 (0.20%) Elite 3E
Cloud Services
1 296 (59.80%) Azure
2 143 (28.89%) Microsoft 365
3 119 (24.04%) AWS
4 62 (12.53%) Entra ID
5 45 (9.09%) GCP
6 38 (7.68%) SaaS
7 33 (6.67%) Datadog
8 26 (5.25%) GitHub
9 25 (5.05%) Azure ExpressRoute
10 22 (4.44%) GitHub Actions
10 22 (4.44%) IaaS
11 21 (4.24%) Azure DevOps
11 21 (4.24%) Azure Monitor
12 19 (3.84%) PaaS
13 18 (3.64%) Azure Sentinel
14 16 (3.23%) Mimecast
14 16 (3.23%) Virtual Private Cloud
15 15 (3.03%) AWS Direct Connect
16 13 (2.63%) Azure AKS
16 13 (2.63%) Azure Key Vault
Communications & Networking
1 204 (41.21%) VPN
2 147 (29.70%) WAN
3 109 (22.02%) LAN
4 108 (21.82%) Wi-Fi
5 105 (21.21%) Network Security
6 101 (20.40%) DNS
7 86 (17.37%) SD-WAN
8 80 (16.16%) VLAN
9 73 (14.75%) DHCP
10 62 (12.53%) Wireless
11 58 (11.72%) TCP/IP
12 52 (10.51%) BGP
13 49 (9.90%) OSPF
14 43 (8.69%) Cisco ISE
15 39 (7.88%) Cisco ASA
16 38 (7.68%) Cisco Firepower
17 31 (6.26%) SAN
18 30 (6.06%) WLAN
19 28 (5.66%) Intrusion Detection
20 25 (5.05%) MPLS
Database & Business Intelligence
1 37 (7.47%) SQL Server
2 10 (2.02%) Power BI
3 4 (0.81%) Amazon RDS
3 4 (0.81%) Azure SQL Database
4 1 (0.20%) Oracle Database
4 1 (0.20%) Oracle Database 11g
4 1 (0.20%) Oracle Database 12c
4 1 (0.20%) Oracle Exadata
Development Applications
1 14 (2.83%) Chocolatey
2 11 (2.22%) Git
3 9 (1.82%) JIRA
4 8 (1.62%) Bitbucket
5 6 (1.21%) Jenkins
6 5 (1.01%) GitLab
7 4 (0.81%) Metasploit
7 4 (0.81%) TeamCity
8 2 (0.40%) Sonatype Nexus
9 1 (0.20%) Bitbucket Server
9 1 (0.20%) Oracle APEX
General
1 138 (27.88%) Finance
2 128 (25.86%) Social Skills
3 52 (10.51%) Analytical Skills
4 44 (8.89%) Banking
5 22 (4.44%) Legal
6 18 (3.64%) Telecoms
7 10 (2.02%) Documentation Skills
7 10 (2.02%) Retail
7 10 (2.02%) Retail Banking
8 8 (1.62%) Influencing Skills
9 7 (1.41%) Aviation
9 7 (1.41%) Financial Institution
9 7 (1.41%) Law
10 6 (1.21%) Inclusion and Diversity
10 6 (1.21%) Marketing
10 6 (1.21%) Public Sector
11 5 (1.01%) Advertising
11 5 (1.01%) Organisational Skills
12 4 (0.81%) Back Office
12 4 (0.81%) Billing
Job Titles
1 132 (26.67%) Network Engineer
2 79 (15.96%) Senior
3 70 (14.14%) Infrastructure Engineer
4 61 (12.32%) Analyst
5 58 (11.72%) Azure Engineer
6 53 (10.71%) IT Engineer
7 47 (9.49%) Cloud Engineer
8 45 (9.09%) IT Support
9 44 (8.89%) Cisco Engineer
9 44 (8.89%) Support Engineer
10 42 (8.48%) Cisco Network Engineer
11 34 (6.87%) Architect
12 27 (5.45%) Lead
13 25 (5.05%) IT Support Engineer
13 25 (5.05%) Platform Engineer
13 25 (5.05%) Security Analyst
13 25 (5.05%) Security Engineer
13 25 (5.05%) Senior Infrastructure Engineer
14 23 (4.65%) AWS Engineer
14 23 (4.65%) Support Analyst
Libraries, Frameworks & Software Standards
1 16 (3.23%) OAuth
2 15 (3.03%) SAML
3 13 (2.63%) ADO
4 12 (2.42%) YAML
5 9 (1.82%) 802.1X
6 7 (1.41%) .NET
7 4 (0.81%) OpenID
7 4 (0.81%) REST
8 3 (0.61%) LDAP
9 2 (0.40%) AWS SAM
9 2 (0.40%) Elastic Stack
9 2 (0.40%) FIX Protocol
9 2 (0.40%) Microsoft Graph
9 2 (0.40%) RESTful
9 2 (0.40%) SailPoint
10 1 (0.20%) ARM Templates
10 1 (0.20%) OAuth2
10 1 (0.20%) Web Services
Miscellaneous
1 77 (15.56%) Data Centre
2 34 (6.87%) Security Posture
3 31 (6.26%) Cyber Threat
4 29 (5.86%) Management Information System
5 25 (5.05%) Hybrid Cloud
6 22 (4.44%) Cloud Native
7 16 (3.23%) Driving Licence
8 15 (3.03%) Foreign Exchange (FX)
8 15 (3.03%) Onboarding
9 13 (2.63%) Enterprise Software
10 12 (2.42%) PKI
11 11 (2.22%) Cyber Defence
12 10 (2.02%) Blog
12 10 (2.02%) Self-Motivation
13 9 (1.82%) Virtual Team
14 7 (1.41%) Analytical Mindset
14 7 (1.41%) Cyber Security Posture
14 7 (1.41%) IoT
14 7 (1.41%) Private Cloud
15 6 (1.21%) Legacy Applications
Operating Systems
1 167 (33.74%) Windows
2 73 (14.75%) Windows Server
3 66 (13.33%) Linux
4 21 (4.24%) VMS
5 20 (4.04%) Unix
6 18 (3.64%) Windows 10
7 16 (3.23%) Mac OS
8 14 (2.83%) Windows Server 2016
8 14 (2.83%) Windows Server 2019
9 12 (2.42%) Ubuntu
10 7 (1.41%) Red Hat Enterprise Linux
11 5 (1.01%) CentOS
12 4 (0.81%) Kali Linux
12 4 (0.81%) Mac OS X
13 3 (0.61%) Apple iOS
14 2 (0.40%) Android
14 2 (0.40%) Solaris
15 1 (0.20%) Windows Server 2012
Processes & Methodologies
1 106 (21.41%) Incident Response
2 102 (20.61%) Cybersecurity
2 102 (20.61%) Problem-Solving
3 89 (17.98%) Infrastructure Engineering
4 87 (17.58%) Disaster Recovery
5 83 (16.77%) SIEM
6 67 (13.54%) Infrastructure as Code
7 65 (13.13%) Migration
7 65 (13.13%) Zero Trust
8 63 (12.73%) Cloud Security
8 63 (12.73%) Computer Science
9 57 (11.52%) ITIL
10 54 (10.91%) DevOps
11 53 (10.71%) Continuous Improvement
12 52 (10.51%) High Availability
13 51 (10.30%) CI/CD
14 49 (9.90%) Vulnerability Management
15 47 (9.49%) Information Security
16 43 (8.69%) Security Operations
17 40 (8.08%) Roadmaps
Programming Languages
1 85 (17.17%) PowerShell
2 68 (13.74%) Python
3 32 (6.46%) Bash
4 18 (3.64%) SQL
5 17 (3.43%) Kusto Query Language
6 14 (2.83%) Bicep
7 6 (1.21%) Go
8 4 (0.81%) Shell Script
9 3 (0.61%) Java
10 2 (0.40%) JavaScript
11 1 (0.20%) C#
11 1 (0.20%) Korn
11 1 (0.20%) PL/SQL
11 1 (0.20%) VB.NET
Qualifications
1 125 (25.25%) Cisco Certification
2 94 (18.99%) CCNP
3 82 (16.57%) Degree
4 58 (11.72%) CISSP
5 52 (10.51%) CCNA
6 45 (9.09%) CCIE
7 39 (7.88%) Computer Science Degree
8 32 (6.46%) Azure Certification
9 29 (5.86%) CISM
10 27 (5.45%) Security Cleared
11 20 (4.04%) CCSA
11 20 (4.04%) CCSE
11 20 (4.04%) CompTIA Security+
12 18 (3.64%) Microsoft Certification
12 18 (3.64%) Network+ Certification
13 17 (3.43%) DBS Check
13 17 (3.43%) DV Cleared
14 15 (3.03%) SC Cleared
15 14 (2.83%) CEH
15 14 (2.83%) CISA
Quality Assurance & Compliance
1 85 (17.17%) ISO/IEC 27001
2 52 (10.51%) NIST
3 47 (9.49%) GDPR
4 28 (5.66%) PCI DSS
5 23 (4.65%) Cyber Essentials
6 22 (4.44%) SOC 2
7 14 (2.83%) SLA
8 13 (2.63%) Cyber Essentials PLUS
9 7 (1.41%) GRC
10 6 (1.21%) Government Security Classifications
10 6 (1.21%) HMG Security Policy Framework
10 6 (1.21%) JSP 440
11 5 (1.01%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 5 (1.01%) Sarbanes-Oxley
12 4 (0.81%) Accessibility
13 3 (0.61%) HIPAA
13 3 (0.61%) ITGC
14 2 (0.40%) Basel III
14 2 (0.40%) MiFID
14 2 (0.40%) PMO
System Software
1 153 (30.91%) Active Directory
2 45 (9.09%) VMware Infrastructure
3 23 (4.65%) Firmware
4 19 (3.84%) Docker
4 19 (3.84%) Hyper-V
5 18 (3.64%) Virtual Desktop
6 16 (3.23%) Virtual Machines
7 11 (2.22%) vSphere
8 6 (1.21%) KVM
8 6 (1.21%) VMware ESXi
9 2 (0.40%) EMC RecoverPoint
10 1 (0.20%) BitLocker
10 1 (0.20%) NLBS
10 1 (0.20%) Oracle RAC
10 1 (0.20%) VMware NSX
10 1 (0.20%) VMware Server
10 1 (0.20%) XenApp
10 1 (0.20%) XenDesktop
Systems Management
1 78 (15.76%) Terraform
2 68 (13.74%) Microsoft Intune
3 65 (13.13%) Ansible
4 44 (8.89%) Kubernetes
5 37 (7.47%) FortiGate
6 33 (6.67%) SCCM
7 11 (2.22%) Grafana
8 9 (1.82%) Prometheus
9 8 (1.62%) Check_MK
9 8 (1.62%) Single Sign-On
10 7 (1.41%) CASB
11 6 (1.21%) Cisco Prime
11 6 (1.21%) vCenter Server
12 5 (1.01%) Argo
12 5 (1.01%) Autotask
12 5 (1.01%) Docker Swarm
12 5 (1.01%) Istio
12 5 (1.01%) linkerd
12 5 (1.01%) Mesos
12 5 (1.01%) Nagios
Vendors
1 183 (36.97%) Microsoft
2 167 (33.74%) Cisco
3 88 (17.78%) Palo Alto
3 88 (17.78%) VMware
4 72 (14.55%) Fortinet
5 60 (12.12%) CheckPoint
6 56 (11.31%) Meraki
7 45 (9.09%) SolarWinds
8 29 (5.86%) Juniper
8 29 (5.86%) Zscaler
9 28 (5.66%) Dynatrace
10 22 (4.44%) Google
11 21 (4.24%) CrowdStrike
11 21 (4.24%) Splunk
12 20 (4.04%) Arista
13 18 (3.64%) Tenable
14 17 (3.43%) AppDynamics
15 13 (2.63%) ServiceNow
16 10 (2.02%) F5
16 10 (2.02%) iManage