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

6 months to
15 Jan 2026
Same period 2025 Same period 2024
Rank 91 71 69
Rank change year-on-year -20 -2 +36
Permanent jobs citing Firewall 423 636 736
As % of all permanent jobs in London 2.99% 4.09% 4.06%
As % of the Communications & Networking category 24.31% 31.83% 32.57%
Number of salaries quoted 304 429 627
10th Percentile £31,475 £40,000 £42,500
25th Percentile £41,250 £56,750 £52,500
Median annual salary (50th Percentile) £68,750 £72,500 £65,000
Median % change year-on-year -5.17% +11.54% +4.00%
75th Percentile £87,500 £90,000 £82,500
90th Percentile £98,750 £105,250 £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 1,740 1,998 2,260
As % of all permanent jobs advertised in London 12.30% 12.86% 12.47%
Number of salaries quoted 917 1,117 1,763
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 £105,000 £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 15 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 15 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 -11 74 £80,000 +3.23% 18
East London +9 26 £35,000 - 5
West London +8 14 £72,500 +26.09% 6
South London +28 8 £46,000 -23.33% 5
North London +12 7 £75,000 +50.00% 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 (8.75%) Microsoft Exchange
2 25 (5.91%) SharePoint
3 4 (0.95%) Confluence
4 3 (0.71%) Apache
5 2 (0.47%) Apache Airflow
5 2 (0.47%) nginx
6 1 (0.24%) IIS
Applications
1 10 (2.36%) MS Visio
2 9 (2.13%) Microsoft Office
3 1 (0.24%) Adobe Creative Suite
3 1 (0.24%) Microsoft Project
Business Applications
1 2 (0.47%) Fidessa
2 1 (0.24%) Dynamics CRM
Cloud Services
1 238 (56.26%) Azure
2 127 (30.02%) Microsoft 365
3 90 (21.28%) AWS
4 61 (14.42%) Entra ID
5 33 (7.80%) SaaS
6 27 (6.38%) GCP
7 23 (5.44%) IaaS
8 21 (4.96%) PaaS
9 19 (4.49%) GitHub
10 18 (4.26%) Azure DevOps
11 17 (4.02%) Datadog
12 15 (3.55%) Azure ExpressRoute
12 15 (3.55%) Azure Monitor
13 13 (3.07%) Azure Sentinel
13 13 (3.07%) GitHub Actions
14 10 (2.36%) Azure Key Vault
14 10 (2.36%) Google Workspace
15 9 (2.13%) Azure AKS
16 8 (1.89%) AWS Direct Connect
16 8 (1.89%) Power Platform
Communications & Networking
1 153 (36.17%) VPN
2 116 (27.42%) WAN
3 99 (23.40%) LAN
4 87 (20.57%) Wi-Fi
5 68 (16.08%) Network Security
6 66 (15.60%) DNS
7 59 (13.95%) VLAN
8 58 (13.71%) Wireless
9 56 (13.24%) TCP/IP
10 55 (13.00%) SD-WAN
11 51 (12.06%) DHCP
12 40 (9.46%) BGP
13 38 (8.98%) OSPF
14 30 (7.09%) Cisco ASA
15 23 (5.44%) Intrusion Detection
15 23 (5.44%) VoIP
16 22 (5.20%) Cisco Wireless
17 20 (4.73%) Cisco Firepower
18 18 (4.26%) Cisco Nexus
19 17 (4.02%) WLAN
Database & Business Intelligence
1 24 (5.67%) SQL Server
2 8 (1.89%) Power BI
3 5 (1.18%) MySQL
4 4 (0.95%) Azure SQL Database
5 3 (0.71%) Amazon RDS
6 2 (0.47%) Data Lake
6 2 (0.47%) Metadata
6 2 (0.47%) MongoDB
6 2 (0.47%) PostgreSQL
7 1 (0.24%) InfluxDB
7 1 (0.24%) NoSQL
7 1 (0.24%) Relational Database
Development Applications
1 11 (2.60%) Git
2 7 (1.65%) Chocolatey
3 6 (1.42%) Jenkins
4 5 (1.18%) GitLab
5 4 (0.95%) JIRA
5 4 (0.95%) Sonatype Nexus
5 4 (0.95%) TeamCity
6 2 (0.47%) Jaeger
6 2 (0.47%) MLflow
7 1 (0.24%) Burp Suite
General
1 125 (29.55%) Social Skills
2 123 (29.08%) Finance
3 47 (11.11%) Analytical Skills
4 32 (7.57%) Banking
5 23 (5.44%) Telecoms
6 15 (3.55%) Documentation Skills
7 14 (3.31%) Law
7 14 (3.31%) Legal
8 11 (2.60%) Financial Institution
9 9 (2.13%) Inclusion and Diversity
9 9 (2.13%) Manufacturing
9 9 (2.13%) Marketing
9 9 (2.13%) Retail
10 8 (1.89%) Influencing Skills
11 6 (1.42%) Organisational Skills
11 6 (1.42%) Public Sector
12 5 (1.18%) Japanese Language
13 4 (0.95%) Advertising
13 4 (0.95%) Back Office
13 4 (0.95%) Billing
Job Titles
1 105 (24.82%) Network Engineer
2 70 (16.55%) Senior
3 64 (15.13%) Analyst
4 63 (14.89%) Infrastructure Engineer
5 52 (12.29%) Support Engineer
6 44 (10.40%) IT Support
7 43 (10.17%) IT Engineer
8 37 (8.75%) Cloud Engineer
9 34 (8.04%) Azure Engineer
10 30 (7.09%) Cisco Engineer
11 28 (6.62%) Support Analyst
12 25 (5.91%) IT Support Engineer
12 25 (5.91%) Security Analyst
13 24 (5.67%) Cisco Network Engineer
14 22 (5.20%) IT Analyst
14 22 (5.20%) Security Engineer
15 21 (4.96%) Senior Network Engineer
16 20 (4.73%) Platform Engineer
17 19 (4.49%) Lead
17 19 (4.49%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 9 (2.13%) ADO
1 9 (2.13%) OAuth
1 9 (2.13%) SAML
1 9 (2.13%) YAML
2 7 (1.65%) .NET
3 4 (0.95%) 802.1X
3 4 (0.95%) RESTful
4 3 (0.71%) Microsoft Graph
5 2 (0.47%) AWS SAM
5 2 (0.47%) Elastic Stack
5 2 (0.47%) FastAPI
5 2 (0.47%) FIX Protocol
5 2 (0.47%) Kafka
5 2 (0.47%) Keycloak
5 2 (0.47%) WebRTC
6 1 (0.24%) REST
Miscellaneous
1 57 (13.48%) Data Centre
2 37 (8.75%) Management Information System
3 26 (6.15%) Hybrid Cloud
4 22 (5.20%) Cyber Threat
5 20 (4.73%) Cloud Native
6 19 (4.49%) Driving Licence
6 19 (4.49%) Onboarding
7 14 (3.31%) Security Posture
8 13 (3.07%) Enterprise Software
9 12 (2.84%) Self-Motivation
10 11 (2.60%) Foreign Exchange (FX)
10 11 (2.60%) PKI
11 9 (2.13%) Public Cloud
11 9 (2.13%) Virtual Team
12 8 (1.89%) IoT
13 7 (1.65%) Analytical Mindset
13 7 (1.65%) Private Cloud
14 6 (1.42%) Cyber Security Posture
14 6 (1.42%) Legacy Applications
14 6 (1.42%) Security Operations Centre
Operating Systems
1 140 (33.10%) Windows
2 74 (17.49%) Linux
3 65 (15.37%) Windows Server
4 22 (5.20%) VMS
5 18 (4.26%) Windows 10
6 16 (3.78%) Windows Server 2019
7 15 (3.55%) Mac OS
7 15 (3.55%) Unix
8 12 (2.84%) Ubuntu
9 11 (2.60%) Windows Server 2016
10 10 (2.36%) Red Hat Enterprise Linux
11 8 (1.89%) CentOS
12 4 (0.95%) Mac OS X
13 3 (0.71%) Android
14 2 (0.47%) Apple iOS
14 2 (0.47%) Debian
14 2 (0.47%) Kali Linux
14 2 (0.47%) Solaris
15 1 (0.24%) Windows Server 2012
Processes & Methodologies
1 98 (23.17%) Cybersecurity
2 89 (21.04%) Problem-Solving
3 86 (20.33%) Incident Response
4 72 (17.02%) Infrastructure Engineering
5 67 (15.84%) Disaster Recovery
6 66 (15.60%) SIEM
7 59 (13.95%) Infrastructure as Code
8 55 (13.00%) Computer Science
9 49 (11.58%) Migration
10 48 (11.35%) ITIL
11 47 (11.11%) DevOps
11 47 (11.11%) Zero Trust
12 46 (10.87%) Information Security
13 45 (10.64%) Cloud Security
14 42 (9.93%) Customer Service
14 42 (9.93%) Security Operations
15 38 (8.98%) Continuous Improvement
16 37 (8.75%) Kalman Filter
17 35 (8.27%) High Availability
17 35 (8.27%) Load Balancing
Programming Languages
1 80 (18.91%) PowerShell
2 74 (17.49%) Python
3 26 (6.15%) Bash
4 19 (4.49%) SQL
5 13 (3.07%) Bicep
6 12 (2.84%) Kusto Query Language
7 6 (1.42%) Go
8 4 (0.95%) Java
9 2 (0.47%) JavaScript
9 2 (0.47%) Shell Script
10 1 (0.24%) C#
10 1 (0.24%) VB.NET
Qualifications
1 89 (21.04%) Cisco Certification
2 85 (20.09%) Degree
3 69 (16.31%) CCNP
4 56 (13.24%) CISSP
5 39 (9.22%) CCNA
6 36 (8.51%) CCIE
7 33 (7.80%) Computer Science Degree
8 31 (7.33%) CISM
9 26 (6.15%) Azure Certification
10 20 (4.73%) Security Cleared
11 19 (4.49%) AWS Certification
11 19 (4.49%) Microsoft Certification
11 19 (4.49%) Network+ Certification
12 16 (3.78%) DBS Check
13 14 (3.31%) CCSE
13 14 (3.31%) CompTIA Security+
14 13 (3.07%) CCSA
15 12 (2.84%) HND
15 12 (2.84%) SC Cleared
16 11 (2.60%) CISA
Quality Assurance & Compliance
1 76 (17.97%) ISO/IEC 27001
2 49 (11.58%) GDPR
3 45 (10.64%) NIST
4 26 (6.15%) Cyber Essentials
5 20 (4.73%) PCI DSS
6 15 (3.55%) SOC 2
7 13 (3.07%) Cyber Essentials PLUS
8 9 (2.13%) SLA
9 6 (1.42%) GRC
9 6 (1.42%) PMO
10 3 (0.71%) Accessibility
10 3 (0.71%) ITGC
10 3 (0.71%) Sarbanes-Oxley
11 2 (0.47%) Basel III
11 2 (0.47%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 2 (0.47%) MiFID
12 1 (0.24%) HIPAA
12 1 (0.24%) NIST 800
12 1 (0.24%) QA
System Software
1 136 (32.15%) Active Directory
2 47 (11.11%) VMware Infrastructure
3 22 (5.20%) Virtual Machines
4 20 (4.73%) Firmware
5 19 (4.49%) Hyper-V
6 17 (4.02%) Docker
7 11 (2.60%) vSphere
8 9 (2.13%) Virtual Desktop
9 8 (1.89%) NFS
10 5 (1.18%) KVM
10 5 (1.18%) VMware ESXi
11 4 (0.95%) pfSense
11 4 (0.95%) ProxySG
11 4 (0.95%) XenApp
11 4 (0.95%) XenDesktop
12 2 (0.47%) EMC RecoverPoint
12 2 (0.47%) Squid
13 1 (0.24%) VMware Server
Systems Management
1 70 (16.55%) Terraform
2 59 (13.95%) Microsoft Intune
3 53 (12.53%) Ansible
4 38 (8.98%) Kubernetes
5 28 (6.62%) FortiGate
6 27 (6.38%) SCCM
7 11 (2.60%) CASB
8 10 (2.36%) Autotask
9 9 (2.13%) Grafana
9 9 (2.13%) Prometheus
9 9 (2.13%) Single Sign-On
10 7 (1.65%) Nessus
11 6 (1.42%) CSIRT
12 5 (1.18%) Argo
12 5 (1.18%) QRadar
12 5 (1.18%) SCOM
13 4 (0.95%) Cilium
13 4 (0.95%) Computer Emergency Response Teams
14 3 (0.71%) Docker Swarm
14 3 (0.71%) Proxmox
Vendors
1 157 (37.12%) Microsoft
2 145 (34.28%) Cisco
3 78 (18.44%) VMware
4 69 (16.31%) Palo Alto
5 61 (14.42%) Fortinet
6 55 (13.00%) CheckPoint
7 42 (9.93%) Meraki
8 33 (7.80%) Juniper
8 33 (7.80%) SolarWinds
9 18 (4.26%) Zscaler
10 16 (3.78%) F5
11 15 (3.55%) Google
12 14 (3.31%) Dynatrace
12 14 (3.31%) Splunk
13 13 (3.07%) Arista
14 12 (2.84%) Red Hat
15 10 (2.36%) AppDynamics
15 10 (2.36%) Citrix
15 10 (2.36%) CrowdStrike
15 10 (2.36%) ServiceNow