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 26 March 2026, with comparisons to the same periods in the previous two years.

6 months to
26 Mar 2026
Same period 2025 Same period 2024
Rank 82 83 68
Rank change year-on-year +1 -15 +28
Permanent jobs citing Firewall 499 491 882
As % of all permanent jobs in London 2.84% 3.80% 3.98%
As % of the Communications & Networking category 24.28% 34.12% 31.20%
Number of salaries quoted 337 406 748
10th Percentile £35,000 £40,000 £40,675
25th Percentile £46,250 £52,500 £51,250
Median annual salary (50th Percentile) £70,000 £72,500 £65,000
Median % change year-on-year -3.45% +11.54% +6.56%
75th Percentile £88,750 £90,000 £77,500
90th Percentile £100,000 £110,000 £96,250
England median annual salary £50,000 £53,000 £49,500
% change year-on-year -5.66% +7.07% -1.00%

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 2,055 1,439 2,827
As % of all permanent jobs advertised in London 11.68% 11.15% 12.76%
Number of salaries quoted 1,017 970 2,105
10th Percentile £28,697 £35,750 £33,085
25th Percentile £40,000 £47,500 £45,000
Median annual salary (50th Percentile) £62,500 £65,000 £60,500
Median % change year-on-year -3.85% +7.44% -3.20%
75th Percentile £87,500 £85,000 £80,000
90th Percentile £107,500 £105,125 £97,500
England median annual salary £42,500 £52,500 £48,000
% change year-on-year -19.05% +9.38% -4.24%

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 26 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 26 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 +32 85 £80,000 +20.75% 31
East London +4 25 £35,000 - 2
West London -13 16 £69,119 +25.67% 10
North London +17 12 £55,000 -12.00% 2
South London +15 6 £36,750 -38.75% 2
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 32 (6.41%) Microsoft Exchange
2 22 (4.41%) SharePoint
3 5 (1.00%) Apache
3 5 (1.00%) Confluence
4 1 (0.20%) IIS
Applications
1 9 (1.80%) MS Visio
2 7 (1.40%) Microsoft Office
3 3 (0.60%) AutoCAD
3 3 (0.60%) Microsoft Excel
3 3 (0.60%) 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
1 300 (60.12%) Azure
2 146 (29.26%) Microsoft 365
3 124 (24.85%) AWS
4 62 (12.42%) Entra ID
5 46 (9.22%) GCP
6 42 (8.42%) SaaS
7 37 (7.41%) Datadog
8 26 (5.21%) GitHub
9 25 (5.01%) IaaS
10 24 (4.81%) Azure ExpressRoute
11 22 (4.41%) Azure Monitor
11 22 (4.41%) GitHub Actions
11 22 (4.41%) PaaS
12 21 (4.21%) Azure DevOps
13 18 (3.61%) Azure Sentinel
14 17 (3.41%) Virtual Private Cloud
15 16 (3.21%) Mimecast
16 14 (2.81%) AWS Direct Connect
17 13 (2.61%) Azure AKS
17 13 (2.61%) Azure Key Vault
Communications & Networking
1 210 (42.08%) VPN
2 145 (29.06%) WAN
3 110 (22.04%) Wi-Fi
4 108 (21.64%) LAN
5 107 (21.44%) DNS
6 104 (20.84%) Network Security
7 86 (17.23%) VLAN
8 84 (16.83%) SD-WAN
9 77 (15.43%) DHCP
10 59 (11.82%) TCP/IP
10 59 (11.82%) Wireless
11 52 (10.42%) BGP
12 47 (9.42%) OSPF
13 42 (8.42%) Cisco ISE
14 39 (7.82%) Cisco ASA
15 38 (7.62%) Cisco Firepower
16 36 (7.21%) SAN
17 29 (5.81%) WLAN
18 28 (5.61%) Intrusion Detection
19 25 (5.01%) MPLS
Database & Business Intelligence
1 42 (8.42%) SQL Server
2 9 (1.80%) Power BI
3 4 (0.80%) Amazon RDS
3 4 (0.80%) Azure SQL Database
4 2 (0.40%) Oracle Database
4 2 (0.40%) Oracle Database 11g
4 2 (0.40%) Oracle Database 12c
4 2 (0.40%) Oracle Exadata
5 1 (0.20%) Relational Database
Development Applications
1 18 (3.61%) Chocolatey
2 12 (2.40%) Git
3 10 (2.00%) JIRA
4 8 (1.60%) Bitbucket
5 6 (1.20%) Jenkins
6 5 (1.00%) GitLab
7 4 (0.80%) Metasploit
7 4 (0.80%) TeamCity
8 2 (0.40%) Bitbucket Server
8 2 (0.40%) Oracle APEX
8 2 (0.40%) Sonatype Nexus
General
1 137 (27.45%) Finance
2 128 (25.65%) Social Skills
3 55 (11.02%) Analytical Skills
4 48 (9.62%) Banking
5 24 (4.81%) Legal
6 18 (3.61%) Telecoms
7 10 (2.00%) Documentation Skills
7 10 (2.00%) Retail
7 10 (2.00%) Retail Banking
8 8 (1.60%) Influencing Skills
9 7 (1.40%) Aviation
9 7 (1.40%) Inclusion and Diversity
10 6 (1.20%) Financial Institution
10 6 (1.20%) Law
10 6 (1.20%) Marketing
10 6 (1.20%) Public Sector
11 4 (0.80%) Advertising
11 4 (0.80%) Back Office
11 4 (0.80%) Billing
11 4 (0.80%) Presentation Skills
Job Titles
1 130 (26.05%) Network Engineer
2 79 (15.83%) Senior
3 69 (13.83%) Infrastructure Engineer
4 64 (12.83%) Azure Engineer
5 61 (12.22%) Analyst
6 56 (11.22%) IT Engineer
7 48 (9.62%) Cloud Engineer
8 46 (9.22%) IT Support
8 46 (9.22%) Support Engineer
9 45 (9.02%) Cisco Engineer
10 43 (8.62%) Cisco Network Engineer
11 34 (6.81%) Architect
12 28 (5.61%) Lead
13 26 (5.21%) IT Support Engineer
14 25 (5.01%) Platform Engineer
14 25 (5.01%) Security Engineer
15 24 (4.81%) AWS Engineer
15 24 (4.81%) Security Analyst
15 24 (4.81%) Senior Infrastructure Engineer
16 23 (4.61%) Senior IT Engineer
Libraries, Frameworks & Software Standards
1 16 (3.21%) OAuth
2 15 (3.01%) SAML
3 13 (2.61%) ADO
4 12 (2.40%) YAML
5 9 (1.80%) 802.1X
6 7 (1.40%) .NET
7 4 (0.80%) OpenID
7 4 (0.80%) REST
8 3 (0.60%) LDAP
9 2 (0.40%) AWS SAM
9 2 (0.40%) Elastic Stack
9 2 (0.40%) FIX Protocol
9 2 (0.40%) RESTful
9 2 (0.40%) SailPoint
10 1 (0.20%) ARM Templates
10 1 (0.20%) Microsoft Graph
10 1 (0.20%) OAuth2
10 1 (0.20%) Web Services
Miscellaneous
1 76 (15.23%) Data Centre
2 34 (6.81%) Cyber Threat
2 34 (6.81%) Security Posture
3 29 (5.81%) Management Information System
4 22 (4.41%) Cloud Native
4 22 (4.41%) Hybrid Cloud
5 16 (3.21%) Driving Licence
5 16 (3.21%) Foreign Exchange (FX)
6 15 (3.01%) Onboarding
7 13 (2.61%) Enterprise Software
8 12 (2.40%) PKI
9 11 (2.20%) Blog
9 11 (2.20%) Cyber Defence
10 10 (2.00%) Self-Motivation
11 8 (1.60%) Virtual Team
12 7 (1.40%) Analytical Mindset
12 7 (1.40%) Cyber Security Posture
12 7 (1.40%) IoT
13 6 (1.20%) Legacy Applications
13 6 (1.20%) Security Operations Centre
Operating Systems
1 168 (33.67%) Windows
2 70 (14.03%) Windows Server
3 64 (12.83%) Linux
4 21 (4.21%) VMS
5 20 (4.01%) Unix
6 17 (3.41%) Windows 10
7 15 (3.01%) Mac OS
7 15 (3.01%) Windows Server 2016
7 15 (3.01%) Windows Server 2019
8 11 (2.20%) Ubuntu
9 6 (1.20%) Red Hat Enterprise Linux
10 4 (0.80%) CentOS
10 4 (0.80%) Kali Linux
10 4 (0.80%) Mac OS X
11 3 (0.60%) Apple iOS
12 2 (0.40%) Solaris
13 1 (0.20%) Android
13 1 (0.20%) Windows Server 2012
Processes & Methodologies
1 106 (21.24%) Incident Response
1 106 (21.24%) Problem-Solving
2 101 (20.24%) Cybersecurity
3 88 (17.64%) Disaster Recovery
3 88 (17.64%) Infrastructure Engineering
4 81 (16.23%) SIEM
5 69 (13.83%) Migration
6 67 (13.43%) Infrastructure as Code
7 64 (12.83%) Cloud Security
7 64 (12.83%) Zero Trust
8 62 (12.42%) Computer Science
8 62 (12.42%) ITIL
9 55 (11.02%) Continuous Improvement
10 53 (10.62%) DevOps
11 52 (10.42%) High Availability
12 50 (10.02%) CI/CD
12 50 (10.02%) Vulnerability Management
13 47 (9.42%) Information Security
14 43 (8.62%) ITSM
15 42 (8.42%) Security Operations
Programming Languages
1 82 (16.43%) PowerShell
2 70 (14.03%) Python
3 32 (6.41%) Bash
4 19 (3.81%) SQL
5 17 (3.41%) Kusto Query Language
6 14 (2.81%) Bicep
7 6 (1.20%) Go
8 5 (1.00%) Shell Script
9 4 (0.80%) Java
10 2 (0.40%) JavaScript
10 2 (0.40%) Korn
10 2 (0.40%) PL/SQL
11 1 (0.20%) C#
11 1 (0.20%) VB.NET
Qualifications
1 128 (25.65%) Cisco Certification
2 98 (19.64%) CCNP
3 82 (16.43%) Degree
4 57 (11.42%) CISSP
5 53 (10.62%) CCNA
6 45 (9.02%) CCIE
7 38 (7.62%) Computer Science Degree
8 35 (7.01%) Azure Certification
9 29 (5.81%) CISM
10 28 (5.61%) Security Cleared
11 20 (4.01%) CCSA
11 20 (4.01%) CCSE
11 20 (4.01%) CompTIA Security+
11 20 (4.01%) Microsoft Certification
12 18 (3.61%) DV Cleared
12 18 (3.61%) Network+ Certification
13 17 (3.41%) DBS Check
14 16 (3.21%) SC Cleared
15 14 (2.81%) CEH
15 14 (2.81%) CISA
Quality Assurance & Compliance
1 85 (17.03%) ISO/IEC 27001
2 52 (10.42%) NIST
3 49 (9.82%) GDPR
4 28 (5.61%) PCI DSS
5 23 (4.61%) Cyber Essentials
6 22 (4.41%) SOC 2
7 18 (3.61%) SLA
8 13 (2.61%) Cyber Essentials PLUS
9 7 (1.40%) Government Security Classifications
9 7 (1.40%) GRC
9 7 (1.40%) HMG Security Policy Framework
9 7 (1.40%) JSP 440
10 5 (1.00%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
10 5 (1.00%) Sarbanes-Oxley
11 4 (0.80%) Accessibility
12 3 (0.60%) HIPAA
12 3 (0.60%) ITGC
13 2 (0.40%) PMO
14 1 (0.20%) MiFID
14 1 (0.20%) NCSC
System Software
1 157 (31.46%) Active Directory
2 49 (9.82%) VMware Infrastructure
3 23 (4.61%) Virtual Desktop
4 21 (4.21%) Firmware
5 19 (3.81%) Docker
5 19 (3.81%) Hyper-V
6 16 (3.21%) Virtual Machines
7 11 (2.20%) vSphere
8 6 (1.20%) KVM
8 6 (1.20%) VMware ESXi
9 2 (0.40%) EMC RecoverPoint
9 2 (0.40%) Oracle RAC
10 1 (0.20%) BitLocker
10 1 (0.20%) NLBS
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 (15.63%) Terraform
2 72 (14.43%) Microsoft Intune
3 67 (13.43%) Ansible
4 44 (8.82%) Kubernetes
5 36 (7.21%) FortiGate
6 35 (7.01%) SCCM
7 11 (2.20%) Grafana
8 9 (1.80%) Prometheus
9 8 (1.60%) Check_MK
9 8 (1.60%) Single Sign-On
10 7 (1.40%) CASB
10 7 (1.40%) Cisco Prime
11 6 (1.20%) vCenter Server
12 5 (1.00%) Argo
12 5 (1.00%) Autotask
12 5 (1.00%) Docker Swarm
12 5 (1.00%) Istio
12 5 (1.00%) linkerd
12 5 (1.00%) Mesos
12 5 (1.00%) Nagios
Vendors
1 190 (38.08%) Microsoft
2 164 (32.87%) Cisco
3 92 (18.44%) VMware
4 85 (17.03%) Palo Alto
5 74 (14.83%) Fortinet
6 59 (11.82%) CheckPoint
7 57 (11.42%) Meraki
8 44 (8.82%) SolarWinds
9 32 (6.41%) Dynatrace
10 28 (5.61%) Zscaler
11 27 (5.41%) Juniper
12 22 (4.41%) Google
12 22 (4.41%) Tenable
13 21 (4.21%) AppDynamics
13 21 (4.21%) CrowdStrike
13 21 (4.21%) Splunk
14 19 (3.81%) Arista
15 13 (2.61%) ServiceNow
16 10 (2.00%) F5
16 10 (2.00%) iManage