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 23 April 2026, with comparisons to the same periods in the previous two years.

6 months to
23 Apr 2026
Same period 2025 Same period 2024
Rank 84 76 69
Rank change year-on-year -8 -7 +24
Permanent jobs citing Firewall 511 521 888
As % of all permanent jobs in London 2.61% 4.05% 3.82%
As % of the Communications & Networking category 24.07% 37.81% 26.95%
Number of salaries quoted 359 424 749
10th Percentile £34,950 £40,000 £40,700
25th Percentile £49,125 £51,250 £51,250
Median annual salary (50th Percentile) £70,000 £72,500 £62,500
Median % change year-on-year -3.45% +16.00% +4.17%
75th Percentile £90,000 £90,000 £77,500
90th Percentile £100,000 £110,000 £95,000
England median annual salary £50,000 £52,500 £49,000
% change year-on-year -4.76% +7.14% -2.00%

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 2,123 1,378 3,295
As % of all permanent jobs advertised in London 10.85% 10.70% 14.19%
Number of salaries quoted 1,018 991 2,069
10th Percentile £29,750 £35,000 £33,000
25th Percentile £41,250 £46,250 £42,500
Median annual salary (50th Percentile) £65,000 £65,000 £60,000
Median % change year-on-year - +8.33% -4.00%
75th Percentile £87,500 £85,750 £77,500
90th Percentile £107,500 £105,000 £95,000
England median annual salary £45,000 £50,000 £47,500
% change year-on-year -10.00% +5.26% -5.00%

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 23 April 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 23 April 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 +29 90 £80,000 +14.29% 36
East London -6 19 £97,500 +1.30% 1
West London -24 15 £67,059 +28.96% 10
North London +10 14 £55,000 -16.98%
South London +4 6 £31,000 -48.33% 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 37 (7.24%) Microsoft Exchange
2 30 (5.87%) SharePoint
3 6 (1.17%) Confluence
4 5 (0.98%) Apache
5 1 (0.20%) IIS
Applications
1 11 (2.15%) MS Visio
2 8 (1.57%) Microsoft Office
3 3 (0.59%) AutoCAD
3 3 (0.59%) Microsoft Excel
3 3 (0.59%) SOLIDWORKS
4 2 (0.39%) Microsoft PowerPoint
5 1 (0.20%) Adobe Creative Suite
5 1 (0.20%) Microsoft Project
Business Applications
1 2 (0.39%) Fidessa
2 1 (0.20%) Alphatax
2 1 (0.20%) Dynamics CRM
2 1 (0.20%) Elite 3E
Cloud Services
1 309 (60.47%) Azure
2 161 (31.51%) Microsoft 365
3 125 (24.46%) AWS
4 80 (15.66%) Entra ID
5 46 (9.00%) SaaS
6 44 (8.61%) GCP
7 43 (8.41%) Datadog
8 26 (5.09%) Azure Monitor
9 25 (4.89%) Azure ExpressRoute
9 25 (4.89%) GitHub
10 24 (4.70%) IaaS
11 21 (4.11%) GitHub Actions
11 21 (4.11%) PaaS
12 20 (3.91%) Azure DevOps
12 20 (3.91%) Azure Sentinel
12 20 (3.91%) Virtual Private Cloud
13 18 (3.52%) Mimecast
14 15 (2.94%) AWS Direct Connect
15 14 (2.74%) Azure Key Vault
16 13 (2.54%) Azure AKS
Communications & Networking
1 216 (42.27%) VPN
2 147 (28.77%) WAN
3 129 (25.24%) Network Security
4 123 (24.07%) DNS
5 111 (21.72%) Wi-Fi
6 108 (21.14%) LAN
7 100 (19.57%) VLAN
8 93 (18.20%) SD-WAN
9 88 (17.22%) DHCP
10 67 (13.11%) Wireless
11 62 (12.13%) TCP/IP
12 56 (10.96%) BGP
13 53 (10.37%) Cisco ISE
14 50 (9.78%) OSPF
15 41 (8.02%) SAN
16 37 (7.24%) Cisco Firepower
17 34 (6.65%) WLAN
18 32 (6.26%) Cisco ASA
19 30 (5.87%) Cisco Wireless
20 26 (5.09%) Intrusion Detection
Database & Business Intelligence
1 48 (9.39%) SQL Server
2 7 (1.37%) Power BI
3 5 (0.98%) Azure SQL Database
4 4 (0.78%) Amazon RDS
5 2 (0.39%) Oracle Database
5 2 (0.39%) Oracle Database 11g
5 2 (0.39%) Oracle Database 12c
5 2 (0.39%) Oracle Exadata
6 1 (0.20%) InfluxDB
6 1 (0.20%) PostgreSQL
6 1 (0.20%) Relational Database
Development Applications
1 19 (3.72%) Chocolatey
2 12 (2.35%) Git
3 11 (2.15%) JIRA
4 9 (1.76%) GitLab
5 8 (1.57%) Bitbucket
6 7 (1.37%) Jenkins
7 4 (0.78%) Metasploit
8 2 (0.39%) Bitbucket Server
8 2 (0.39%) Oracle APEX
8 2 (0.39%) Sonatype Nexus
9 1 (0.20%) TeamCity
General
1 139 (27.20%) Finance
2 132 (25.83%) Social Skills
3 50 (9.78%) Analytical Skills
4 44 (8.61%) Banking
5 27 (5.28%) Legal
6 15 (2.94%) Telecoms
7 12 (2.35%) Influencing Skills
8 10 (1.96%) Retail Banking
9 9 (1.76%) Retail
10 8 (1.57%) Documentation Skills
11 7 (1.37%) Aviation
11 7 (1.37%) Inclusion and Diversity
12 6 (1.17%) Law
12 6 (1.17%) Presentation Skills
12 6 (1.17%) Public Sector
13 4 (0.78%) Advertising
13 4 (0.78%) Manufacturing
13 4 (0.78%) Marketing
14 3 (0.59%) Electronics
14 3 (0.59%) German Language
Job Titles
1 131 (25.64%) Network Engineer
2 91 (17.81%) Senior
3 68 (13.31%) Azure Engineer
4 66 (12.92%) IT Engineer
5 64 (12.52%) Infrastructure Engineer
6 50 (9.78%) Analyst
7 49 (9.59%) Support Engineer
8 46 (9.00%) Cisco Engineer
9 45 (8.81%) IT Support
10 44 (8.61%) Cloud Engineer
11 42 (8.22%) Architect
12 40 (7.83%) Cisco Network Engineer
13 31 (6.07%) IT Support Engineer
14 29 (5.68%) Lead
15 28 (5.48%) Security Engineer
16 27 (5.28%) Senior IT Engineer
17 26 (5.09%) Platform Engineer
17 26 (5.09%) Senior Network Engineer
18 25 (4.89%) Senior Infrastructure Engineer
19 23 (4.50%) Network Architect
Libraries, Frameworks & Software Standards
1 21 (4.11%) OAuth
2 20 (3.91%) SAML
3 16 (3.13%) ADO
4 12 (2.35%) YAML
5 10 (1.96%) 802.1X
5 10 (1.96%) OpenID
6 8 (1.57%) REST
7 7 (1.37%) LDAP
8 6 (1.17%) .NET
9 4 (0.78%) ARM Templates
10 3 (0.59%) FIX Protocol
11 2 (0.39%) AWS SAM
11 2 (0.39%) Elastic Stack
11 2 (0.39%) OAuth2
11 2 (0.39%) SailPoint
12 1 (0.20%) RESTful
12 1 (0.20%) Web Services
Miscellaneous
1 76 (14.87%) Data Centre
2 44 (8.61%) Security Posture
3 37 (7.24%) Cyber Threat
4 29 (5.68%) Management Information System
5 24 (4.70%) Hybrid Cloud
6 18 (3.52%) Cloud Native
7 17 (3.33%) PKI
8 16 (3.13%) Onboarding
9 15 (2.94%) Foreign Exchange (FX)
10 14 (2.74%) Enterprise Software
11 11 (2.15%) Cyber Defence
12 8 (1.57%) Blog
12 8 (1.57%) IoT
13 7 (1.37%) Cyber Security Posture
13 7 (1.37%) Distributed Denial-of-Service
14 6 (1.17%) Analytical Mindset
14 6 (1.17%) Enterprise Storage
14 6 (1.17%) Security Operations Centre
14 6 (1.17%) Self-Motivation
14 6 (1.17%) Virtual Team
Operating Systems
1 166 (32.49%) Windows
2 61 (11.94%) Linux
3 60 (11.74%) Windows Server
4 22 (4.31%) Mac OS
5 20 (3.91%) VMS
6 16 (3.13%) Unix
7 14 (2.74%) Windows 10
8 13 (2.54%) Windows Server 2019
9 12 (2.35%) Ubuntu
9 12 (2.35%) Windows Server 2016
10 5 (0.98%) Red Hat Enterprise Linux
11 4 (0.78%) Kali Linux
12 3 (0.59%) Apple iOS
13 2 (0.39%) CentOS
13 2 (0.39%) Solaris
14 1 (0.20%) Mac OS X
14 1 (0.20%) Windows Server 2012
Processes & Methodologies
1 110 (21.53%) Incident Response
2 109 (21.33%) Cybersecurity
3 99 (19.37%) Problem-Solving
4 95 (18.59%) Disaster Recovery
5 87 (17.03%) SIEM
6 80 (15.66%) Infrastructure Engineering
7 73 (14.29%) Zero Trust
8 72 (14.09%) Infrastructure as Code
9 71 (13.89%) Cloud Security
10 70 (13.70%) Migration
11 62 (12.13%) ITIL
12 61 (11.94%) Continuous Improvement
13 58 (11.35%) High Availability
14 56 (10.96%) DevOps
15 52 (10.18%) Vulnerability Management
16 51 (9.98%) Business Continuity
16 51 (9.98%) Roadmaps
17 49 (9.59%) CI/CD
17 49 (9.59%) Computer Science
18 48 (9.39%) Information Security
Programming Languages
1 80 (15.66%) PowerShell
2 68 (13.31%) Python
3 27 (5.28%) Bash
4 18 (3.52%) Kusto Query Language
4 18 (3.52%) SQL
5 15 (2.94%) Bicep
6 4 (0.78%) Shell Script
7 3 (0.59%) Go
8 2 (0.39%) Java
8 2 (0.39%) JavaScript
8 2 (0.39%) Korn
8 2 (0.39%) PL/SQL
9 1 (0.20%) C#
9 1 (0.20%) VB.NET
Qualifications
1 128 (25.05%) Cisco Certification
2 102 (19.96%) CCNP
3 72 (14.09%) Degree
4 64 (12.52%) CISSP
5 48 (9.39%) CCNA
6 40 (7.83%) Azure Certification
7 37 (7.24%) CCIE
8 34 (6.65%) Computer Science Degree
9 28 (5.48%) CISM
10 26 (5.09%) Security Cleared
11 24 (4.70%) Microsoft Certification
12 22 (4.31%) CompTIA Security+
13 16 (3.13%) CCSA
13 16 (3.13%) CCSE
13 16 (3.13%) CEH
13 16 (3.13%) DBS Check
13 16 (3.13%) DV Cleared
14 15 (2.94%) Network+ Certification
14 15 (2.94%) SC Cleared
15 13 (2.54%) CISA
Quality Assurance & Compliance
1 83 (16.24%) ISO/IEC 27001
2 59 (11.55%) NIST
3 55 (10.76%) GDPR
4 31 (6.07%) PCI DSS
5 23 (4.50%) Cyber Essentials
6 21 (4.11%) SOC 2
7 19 (3.72%) SLA
8 12 (2.35%) Cyber Essentials PLUS
9 7 (1.37%) Government Security Classifications
9 7 (1.37%) HMG Security Policy Framework
9 7 (1.37%) JSP 440
10 6 (1.17%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 5 (0.98%) Sarbanes-Oxley
12 4 (0.78%) Accessibility
12 4 (0.78%) GRC
12 4 (0.78%) HIPAA
13 3 (0.59%) ITGC
14 2 (0.39%) NCSC
15 1 (0.20%) Basel III
15 1 (0.20%) MiFID
System Software
1 153 (29.94%) Active Directory
2 43 (8.41%) VMware Infrastructure
3 23 (4.50%) Virtual Desktop
4 20 (3.91%) Docker
5 17 (3.33%) Firmware
5 17 (3.33%) Virtual Machines
6 14 (2.74%) Hyper-V
7 10 (1.96%) vSphere
8 5 (0.98%) KVM
9 4 (0.78%) VMware ESXi
10 2 (0.39%) EMC RecoverPoint
10 2 (0.39%) Oracle RAC
11 1 (0.20%) BitLocker
11 1 (0.20%) NLBS
11 1 (0.20%) VMware NSX
Systems Management
1 82 (16.05%) Terraform
2 76 (14.87%) Ansible
3 73 (14.29%) Microsoft Intune
4 42 (8.22%) Kubernetes
5 35 (6.85%) FortiGate
6 31 (6.07%) SCCM
7 13 (2.54%) Single Sign-On
8 11 (2.15%) Autotask
8 11 (2.15%) Grafana
9 9 (1.76%) Check_MK
9 9 (1.76%) Cisco Prime
9 9 (1.76%) Prometheus
10 8 (1.57%) Jamf Pro
11 6 (1.17%) CASB
12 5 (0.98%) Argo
12 5 (0.98%) Docker Swarm
12 5 (0.98%) Istio
12 5 (0.98%) linkerd
12 5 (0.98%) Mesos
12 5 (0.98%) vCenter Server
Vendors
1 214 (41.88%) Microsoft
2 170 (33.27%) Cisco
3 96 (18.79%) Palo Alto
4 87 (17.03%) VMware
5 70 (13.70%) Fortinet
6 68 (13.31%) Meraki
7 50 (9.78%) SolarWinds
8 46 (9.00%) CheckPoint
9 34 (6.65%) Dynatrace
9 34 (6.65%) Zscaler
10 28 (5.48%) Juniper
11 27 (5.28%) CrowdStrike
12 26 (5.09%) Splunk
13 25 (4.89%) Google
14 24 (4.70%) Tenable
15 22 (4.31%) AppDynamics
16 20 (3.91%) Arista
17 18 (3.52%) Aruba
18 13 (2.54%) F5
18 13 (2.54%) iManage