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 16 January 2026, with comparisons to the same periods in the previous two years.

6 months to
16 Jan 2026
Same period 2025 Same period 2024
Rank 90 70 66
Rank change year-on-year -20 -4 +39
Permanent jobs citing Firewall 420 638 747
As % of all permanent jobs in London 2.95% 4.11% 4.08%
As % of the Communications & Networking category 24.12% 32.01% 32.58%
Number of salaries quoted 303 431 636
10th Percentile £32,000 £40,000 £42,500
25th Percentile £41,250 £57,125 £52,500
Median annual salary (50th Percentile) £70,000 £72,500 £65,000
Median % change year-on-year -3.45% +11.54% +4.00%
75th Percentile £87,500 £90,000 £82,500
90th Percentile £98,750 £105,000 £97,500
England median annual salary £46,000 £54,000 £52,500
% change year-on-year -14.81% +2.86% -

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 1,741 1,993 2,293
As % of all permanent jobs advertised in London 12.21% 12.84% 12.53%
Number of salaries quoted 917 1,113 1,788
10th Percentile £28,697 £37,000 £35,000
25th Percentile £37,000 £50,000 £47,500
Median annual salary (50th Percentile) £60,000 £67,500 £65,000
Median % change year-on-year -11.11% +3.85% +4.00%
75th Percentile £85,000 £85,000 £82,500
90th Percentile £107,500 £102,500 £97,500
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 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 16 January 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 16 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
Central London -14 73 £80,000 +3.23% 20
East London +10 25 £35,000 - 5
West London +9 14 £72,500 +26.09% 6
South London +26 8 £46,000 -23.33% 6
North London +12 7 £75,000 +50.00% 4
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 (8.81%) Microsoft Exchange
2 25 (5.95%) SharePoint
3 4 (0.95%) Apache
3 4 (0.95%) Confluence
4 2 (0.48%) Apache Airflow
4 2 (0.48%) nginx
5 1 (0.24%) IIS
Applications
1 9 (2.14%) Microsoft Office
2 8 (1.90%) MS Visio
3 1 (0.24%) Adobe Creative Suite
3 1 (0.24%) Microsoft Project
Business Applications
1 2 (0.48%) Fidessa
2 1 (0.24%) Dynamics CRM
Cloud Services
1 236 (56.19%) Azure
2 126 (30.00%) Microsoft 365
3 88 (20.95%) AWS
4 61 (14.52%) Entra ID
5 33 (7.86%) SaaS
6 28 (6.67%) GCP
7 23 (5.48%) IaaS
8 21 (5.00%) PaaS
9 19 (4.52%) GitHub
10 18 (4.29%) Azure DevOps
11 17 (4.05%) Datadog
12 15 (3.57%) Azure ExpressRoute
12 15 (3.57%) Azure Monitor
13 13 (3.10%) Azure Sentinel
13 13 (3.10%) GitHub Actions
14 10 (2.38%) Azure Key Vault
14 10 (2.38%) Google Workspace
15 9 (2.14%) AWS CloudFormation
15 9 (2.14%) Azure AKS
16 8 (1.90%) AWS Direct Connect
Communications & Networking
1 153 (36.43%) VPN
2 116 (27.62%) WAN
3 98 (23.33%) LAN
4 85 (20.24%) Wi-Fi
5 66 (15.71%) DNS
6 65 (15.48%) Network Security
7 59 (14.05%) VLAN
8 56 (13.33%) SD-WAN
8 56 (13.33%) Wireless
9 55 (13.10%) TCP/IP
10 51 (12.14%) DHCP
11 38 (9.05%) BGP
12 36 (8.57%) OSPF
13 28 (6.67%) Cisco ASA
14 24 (5.71%) VoIP
15 23 (5.48%) Intrusion Detection
16 20 (4.76%) Cisco Firepower
16 20 (4.76%) Cisco Wireless
17 17 (4.05%) SAN
17 17 (4.05%) WLAN
Database & Business Intelligence
1 24 (5.71%) SQL Server
2 8 (1.90%) Power BI
3 5 (1.19%) MySQL
4 4 (0.95%) Azure SQL Database
5 3 (0.71%) Amazon RDS
6 2 (0.48%) Data Lake
6 2 (0.48%) Metadata
6 2 (0.48%) MongoDB
6 2 (0.48%) PostgreSQL
7 1 (0.24%) InfluxDB
7 1 (0.24%) NoSQL
7 1 (0.24%) Relational Database
Development Applications
1 12 (2.86%) Git
2 7 (1.67%) Chocolatey
3 6 (1.43%) Jenkins
4 5 (1.19%) GitLab
5 4 (0.95%) JIRA
5 4 (0.95%) Sonatype Nexus
5 4 (0.95%) TeamCity
6 2 (0.48%) Jaeger
6 2 (0.48%) MLflow
7 1 (0.24%) Burp Suite
General
1 123 (29.29%) Social Skills
2 122 (29.05%) Finance
3 45 (10.71%) Analytical Skills
4 32 (7.62%) Banking
5 23 (5.48%) Telecoms
6 15 (3.57%) Documentation Skills
7 14 (3.33%) Law
7 14 (3.33%) Legal
8 10 (2.38%) Financial Institution
9 9 (2.14%) Manufacturing
9 9 (2.14%) Retail
10 8 (1.90%) Influencing Skills
11 7 (1.67%) Inclusion and Diversity
11 7 (1.67%) Marketing
12 6 (1.43%) Organisational Skills
12 6 (1.43%) Public Sector
13 4 (0.95%) Advertising
13 4 (0.95%) Aviation
13 4 (0.95%) Billing
13 4 (0.95%) Japanese Language
Job Titles
1 104 (24.76%) Network Engineer
2 67 (15.95%) Senior
3 64 (15.24%) Analyst
3 64 (15.24%) Infrastructure Engineer
4 52 (12.38%) Support Engineer
5 44 (10.48%) IT Support
6 43 (10.24%) IT Engineer
7 37 (8.81%) Cloud Engineer
8 34 (8.10%) Azure Engineer
9 30 (7.14%) Cisco Engineer
10 28 (6.67%) Support Analyst
11 25 (5.95%) IT Support Engineer
11 25 (5.95%) Security Analyst
12 24 (5.71%) Cisco Network Engineer
13 22 (5.24%) IT Analyst
13 22 (5.24%) Security Engineer
14 20 (4.76%) Platform Engineer
15 19 (4.52%) Lead
15 19 (4.52%) Senior Infrastructure Engineer
15 19 (4.52%) Senior Network Engineer
Libraries, Frameworks & Software Standards
1 9 (2.14%) ADO
1 9 (2.14%) OAuth
1 9 (2.14%) SAML
1 9 (2.14%) YAML
2 7 (1.67%) .NET
3 4 (0.95%) RESTful
4 3 (0.71%) 802.1X
4 3 (0.71%) Microsoft Graph
5 2 (0.48%) AWS SAM
5 2 (0.48%) Elastic Stack
5 2 (0.48%) FastAPI
5 2 (0.48%) FIX Protocol
5 2 (0.48%) Kafka
5 2 (0.48%) Keycloak
5 2 (0.48%) WebRTC
6 1 (0.24%) REST
Miscellaneous
1 56 (13.33%) Data Centre
2 37 (8.81%) Management Information System
3 26 (6.19%) Hybrid Cloud
4 22 (5.24%) Cyber Threat
5 20 (4.76%) Cloud Native
6 19 (4.52%) Driving Licence
6 19 (4.52%) Onboarding
7 14 (3.33%) Security Posture
8 13 (3.10%) Enterprise Software
9 12 (2.86%) Self-Motivation
10 11 (2.62%) Foreign Exchange (FX)
11 10 (2.38%) PKI
12 9 (2.14%) Public Cloud
12 9 (2.14%) Virtual Team
13 8 (1.90%) IoT
14 7 (1.67%) Analytical Mindset
14 7 (1.67%) Private Cloud
15 6 (1.43%) Cyber Security Posture
15 6 (1.43%) Legacy Applications
15 6 (1.43%) Security Operations Centre
Operating Systems
1 139 (33.10%) Windows
2 74 (17.62%) Linux
3 64 (15.24%) Windows Server
4 23 (5.48%) VMS
5 18 (4.29%) Windows 10
6 16 (3.81%) Windows Server 2019
7 15 (3.57%) Mac OS
7 15 (3.57%) Unix
8 13 (3.10%) Ubuntu
9 11 (2.62%) Windows Server 2016
10 10 (2.38%) Red Hat Enterprise Linux
11 8 (1.90%) CentOS
12 4 (0.95%) Mac OS X
13 3 (0.71%) Android
14 2 (0.48%) Apple iOS
14 2 (0.48%) Debian
14 2 (0.48%) Kali Linux
14 2 (0.48%) Solaris
15 1 (0.24%) Windows Server 2012
Processes & Methodologies
1 98 (23.33%) Cybersecurity
2 89 (21.19%) Problem-Solving
3 85 (20.24%) Incident Response
4 73 (17.38%) Infrastructure Engineering
5 67 (15.95%) Disaster Recovery
6 65 (15.48%) SIEM
7 60 (14.29%) Infrastructure as Code
8 53 (12.62%) Computer Science
9 48 (11.43%) ITIL
9 48 (11.43%) Migration
10 47 (11.19%) DevOps
10 47 (11.19%) Zero Trust
11 45 (10.71%) Cloud Security
11 45 (10.71%) Information Security
12 41 (9.76%) Security Operations
13 40 (9.52%) Customer Service
14 39 (9.29%) Continuous Improvement
15 35 (8.33%) High Availability
15 35 (8.33%) Kalman Filter
16 34 (8.10%) CI/CD
Programming Languages
1 80 (19.05%) PowerShell
2 73 (17.38%) Python
3 26 (6.19%) Bash
4 19 (4.52%) SQL
5 13 (3.10%) Bicep
6 12 (2.86%) Kusto Query Language
7 6 (1.43%) Go
8 4 (0.95%) Java
9 2 (0.48%) JavaScript
9 2 (0.48%) Shell Script
10 1 (0.24%) C#
10 1 (0.24%) VB.NET
Qualifications
1 86 (20.48%) Cisco Certification
2 83 (19.76%) Degree
3 66 (15.71%) CCNP
4 55 (13.10%) CISSP
5 39 (9.29%) CCNA
6 33 (7.86%) CCIE
7 31 (7.38%) CISM
7 31 (7.38%) Computer Science Degree
8 26 (6.19%) Azure Certification
9 21 (5.00%) Security Cleared
10 19 (4.52%) AWS Certification
10 19 (4.52%) Microsoft Certification
11 18 (4.29%) Network+ Certification
12 16 (3.81%) DBS Check
13 14 (3.33%) CCSE
14 13 (3.10%) CCSA
14 13 (3.10%) CompTIA Security+
15 12 (2.86%) HND
16 11 (2.62%) CISA
16 11 (2.62%) SC Cleared
Quality Assurance & Compliance
1 76 (18.10%) ISO/IEC 27001
2 49 (11.67%) GDPR
3 45 (10.71%) NIST
4 26 (6.19%) Cyber Essentials
5 20 (4.76%) PCI DSS
6 15 (3.57%) SOC 2
7 13 (3.10%) Cyber Essentials PLUS
8 8 (1.90%) SLA
9 6 (1.43%) GRC
10 4 (0.95%) PMO
11 3 (0.71%) Accessibility
11 3 (0.71%) ITGC
11 3 (0.71%) Sarbanes-Oxley
12 2 (0.48%) Basel III
12 2 (0.48%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 2 (0.48%) MiFID
13 1 (0.24%) HIPAA
13 1 (0.24%) NIST 800
13 1 (0.24%) QA
System Software
1 135 (32.14%) Active Directory
2 47 (11.19%) VMware Infrastructure
3 20 (4.76%) Firmware
3 20 (4.76%) Virtual Machines
4 19 (4.52%) Hyper-V
5 18 (4.29%) Docker
6 11 (2.62%) vSphere
7 9 (2.14%) Virtual Desktop
8 8 (1.90%) NFS
9 5 (1.19%) KVM
9 5 (1.19%) VMware ESXi
10 4 (0.95%) XenApp
10 4 (0.95%) XenDesktop
11 3 (0.71%) pfSense
12 2 (0.48%) EMC RecoverPoint
12 2 (0.48%) ProxySG
12 2 (0.48%) Squid
13 1 (0.24%) VMware Server
Systems Management
1 71 (16.90%) Terraform
2 59 (14.05%) Microsoft Intune
3 54 (12.86%) Ansible
4 39 (9.29%) Kubernetes
5 28 (6.67%) FortiGate
6 27 (6.43%) SCCM
7 11 (2.62%) CASB
8 10 (2.38%) Autotask
8 10 (2.38%) Grafana
8 10 (2.38%) Prometheus
9 9 (2.14%) Single Sign-On
10 7 (1.67%) Nessus
11 6 (1.43%) Argo
12 5 (1.19%) CSIRT
12 5 (1.19%) QRadar
12 5 (1.19%) SCOM
13 4 (0.95%) Docker Swarm
13 4 (0.95%) Istio
13 4 (0.95%) linkerd
13 4 (0.95%) Mesos
Vendors
1 156 (37.14%) Microsoft
2 142 (33.81%) Cisco
3 78 (18.57%) VMware
4 70 (16.67%) Palo Alto
5 61 (14.52%) Fortinet
6 52 (12.38%) CheckPoint
7 42 (10.00%) Meraki
8 33 (7.86%) Juniper
9 32 (7.62%) SolarWinds
10 18 (4.29%) Zscaler
11 15 (3.57%) Google
12 14 (3.33%) Dynatrace
12 14 (3.33%) Splunk
13 13 (3.10%) Arista
13 13 (3.10%) F5
14 12 (2.86%) Red Hat
15 10 (2.38%) AppDynamics
15 10 (2.38%) Citrix
15 10 (2.38%) CrowdStrike
15 10 (2.38%) ServiceNow