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

6 months to
12 Jan 2026
Same period 2025 Same period 2024
Rank 90 73 69
Rank change year-on-year -17 -4 +38
Permanent jobs citing Firewall 418 625 746
As % of all permanent jobs in London 3.01% 4.05% 4.06%
As % of the Communications & Networking category 24.40% 31.63% 32.75%
Number of salaries quoted 303 420 639
10th Percentile £32,000 £40,000 £42,400
25th Percentile £41,250 £57,313 £52,500
Median annual salary (50th Percentile) £67,500 £72,500 £65,000
Median % change year-on-year -6.90% +11.54% +4.00%
75th Percentile £87,500 £90,000 £82,500
90th Percentile £98,750 £100,125 £97,500
England median annual salary £45,285 £53,688 £52,500
% change year-on-year -15.65% +2.26% -

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 1,713 1,976 2,278
As % of all permanent jobs advertised in London 12.32% 12.80% 12.40%
Number of salaries quoted 906 1,099 1,786
10th Percentile £28,697 £37,000 £35,000
25th Percentile £36,750 £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 £86,688 £85,000 £82,500
90th Percentile £107,500 £103,000 £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 12 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 12 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 -15 74 £80,000 +6.67% 20
East London +8 25 £35,000 - 6
West London +12 14 £72,500 +8.21% 8
South London +27 8 £46,000 -23.33% 6
North London +14 6 £75,000 +100.00% 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 38 (9.09%) Microsoft Exchange
2 25 (5.98%) SharePoint
3 4 (0.96%) Confluence
4 3 (0.72%) Apache
5 2 (0.48%) Apache Airflow
5 2 (0.48%) nginx
6 1 (0.24%) IIS
Applications
1 10 (2.39%) MS Visio
2 9 (2.15%) Microsoft Office
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
1 238 (56.94%) Azure
2 127 (30.38%) Microsoft 365
3 86 (20.57%) AWS
4 63 (15.07%) Entra ID
5 31 (7.42%) SaaS
6 26 (6.22%) GCP
7 22 (5.26%) IaaS
8 21 (5.02%) PaaS
9 20 (4.78%) GitHub
10 18 (4.31%) Azure DevOps
11 16 (3.83%) Azure Monitor
11 16 (3.83%) Datadog
12 15 (3.59%) Azure ExpressRoute
13 14 (3.35%) Azure Sentinel
14 13 (3.11%) GitHub Actions
15 11 (2.63%) Azure Key Vault
15 11 (2.63%) Google Workspace
16 10 (2.39%) Azure AKS
17 9 (2.15%) Cloud Computing
17 9 (2.15%) Mimecast
Communications & Networking
1 150 (35.89%) VPN
2 115 (27.51%) WAN
3 98 (23.44%) LAN
4 85 (20.33%) Wi-Fi
5 69 (16.51%) Network Security
6 65 (15.55%) DNS
7 58 (13.88%) VLAN
8 57 (13.64%) TCP/IP
9 56 (13.40%) Wireless
10 53 (12.68%) SD-WAN
11 51 (12.20%) DHCP
12 39 (9.33%) BGP
13 37 (8.85%) OSPF
14 28 (6.70%) Cisco ASA
15 24 (5.74%) VoIP
16 23 (5.50%) Intrusion Detection
17 21 (5.02%) Cisco Wireless
18 18 (4.31%) Cisco Firepower
18 18 (4.31%) Cisco Nexus
19 17 (4.07%) SAN
Database & Business Intelligence
1 23 (5.50%) SQL Server
2 8 (1.91%) Power BI
3 5 (1.20%) MySQL
4 4 (0.96%) Azure SQL Database
5 2 (0.48%) Amazon RDS
5 2 (0.48%) Data Lake
5 2 (0.48%) Metadata
5 2 (0.48%) MongoDB
5 2 (0.48%) PostgreSQL
6 1 (0.24%) InfluxDB
6 1 (0.24%) NoSQL
6 1 (0.24%) Relational Database
Development Applications
1 12 (2.87%) Git
2 6 (1.44%) Chocolatey
2 6 (1.44%) Jenkins
3 5 (1.20%) GitLab
4 4 (0.96%) JIRA
4 4 (0.96%) Sonatype Nexus
4 4 (0.96%) TeamCity
5 2 (0.48%) Jaeger
5 2 (0.48%) MLflow
6 1 (0.24%) Burp Suite
General
1 127 (30.38%) Social Skills
2 119 (28.47%) Finance
3 48 (11.48%) Analytical Skills
4 29 (6.94%) Banking
5 23 (5.50%) Telecoms
6 15 (3.59%) Law
7 14 (3.35%) Legal
8 13 (3.11%) Documentation Skills
9 11 (2.63%) Financial Institution
10 10 (2.39%) Inclusion and Diversity
11 9 (2.15%) Manufacturing
11 9 (2.15%) Marketing
12 8 (1.91%) Influencing Skills
12 8 (1.91%) Retail
13 6 (1.44%) Organisational Skills
13 6 (1.44%) Public Sector
14 5 (1.20%) Japanese Language
15 4 (0.96%) Advertising
15 4 (0.96%) Back Office
15 4 (0.96%) Billing
Job Titles
1 103 (24.64%) Network Engineer
2 69 (16.51%) Senior
3 62 (14.83%) Analyst
4 61 (14.59%) Infrastructure Engineer
5 52 (12.44%) Support Engineer
6 45 (10.77%) IT Support
7 44 (10.53%) IT Engineer
8 35 (8.37%) Cloud Engineer
9 32 (7.66%) Azure Engineer
10 28 (6.70%) Cisco Engineer
10 28 (6.70%) Support Analyst
11 25 (5.98%) IT Support Engineer
12 23 (5.50%) Security Analyst
12 23 (5.50%) Security Engineer
13 22 (5.26%) Cisco Network Engineer
13 22 (5.26%) IT Analyst
14 21 (5.02%) Senior Network Engineer
15 20 (4.78%) Platform Engineer
16 19 (4.55%) Lead
17 18 (4.31%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 9 (2.15%) ADO
1 9 (2.15%) OAuth
1 9 (2.15%) SAML
1 9 (2.15%) YAML
2 7 (1.67%) .NET
3 4 (0.96%) 802.1X
3 4 (0.96%) RESTful
4 3 (0.72%) 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 55 (13.16%) Data Centre
2 38 (9.09%) Management Information System
3 27 (6.46%) Hybrid Cloud
4 20 (4.78%) Cyber Threat
5 19 (4.55%) Cloud Native
5 19 (4.55%) Driving Licence
5 19 (4.55%) Onboarding
6 15 (3.59%) Security Posture
7 13 (3.11%) Enterprise Software
7 13 (3.11%) Self-Motivation
8 11 (2.63%) PKI
9 10 (2.39%) Foreign Exchange (FX)
10 9 (2.15%) Public Cloud
10 9 (2.15%) Virtual Team
11 7 (1.67%) Analytical Mindset
11 7 (1.67%) IoT
11 7 (1.67%) Private Cloud
12 6 (1.44%) Legacy Applications
13 5 (1.20%) Cyber Security Posture
13 5 (1.20%) Legacy Systems
Operating Systems
1 140 (33.49%) Windows
2 76 (18.18%) Linux
3 66 (15.79%) Windows Server
4 22 (5.26%) VMS
5 19 (4.55%) Windows 10
6 17 (4.07%) Windows Server 2019
7 15 (3.59%) Mac OS
7 15 (3.59%) Unix
8 12 (2.87%) Ubuntu
9 11 (2.63%) Red Hat Enterprise Linux
9 11 (2.63%) Windows Server 2016
10 8 (1.91%) CentOS
11 4 (0.96%) Mac OS X
12 3 (0.72%) Android
13 2 (0.48%) Apple iOS
13 2 (0.48%) Debian
13 2 (0.48%) Kali Linux
13 2 (0.48%) Solaris
14 1 (0.24%) Windows Server 2012
Processes & Methodologies
1 95 (22.73%) Cybersecurity
2 89 (21.29%) Problem-Solving
3 84 (20.10%) Incident Response
4 71 (16.99%) Infrastructure Engineering
5 66 (15.79%) Disaster Recovery
6 63 (15.07%) SIEM
7 60 (14.35%) Infrastructure as Code
8 54 (12.92%) Computer Science
9 49 (11.72%) ITIL
10 48 (11.48%) Information Security
10 48 (11.48%) Migration
11 47 (11.24%) DevOps
12 46 (11.00%) Zero Trust
13 43 (10.29%) Cloud Security
14 42 (10.05%) Customer Service
15 39 (9.33%) Security Operations
16 38 (9.09%) Continuous Improvement
17 36 (8.61%) Kalman Filter
18 35 (8.37%) Load Balancing
19 34 (8.13%) High Availability
Programming Languages
1 81 (19.38%) PowerShell
2 75 (17.94%) Python
3 26 (6.22%) Bash
4 20 (4.78%) SQL
5 13 (3.11%) Bicep
6 12 (2.87%) Kusto Query Language
7 6 (1.44%) Go
8 4 (0.96%) Java
9 2 (0.48%) JavaScript
9 2 (0.48%) Shell Script
10 1 (0.24%) C#
10 1 (0.24%) Perl
10 1 (0.24%) VB.NET
Qualifications
1 86 (20.57%) Cisco Certification
2 84 (20.10%) Degree
3 67 (16.03%) CCNP
4 54 (12.92%) CISSP
5 38 (9.09%) CCNA
6 35 (8.37%) CCIE
7 31 (7.42%) Computer Science Degree
8 30 (7.18%) CISM
9 25 (5.98%) Azure Certification
10 20 (4.78%) Network+ Certification
10 20 (4.78%) Security Cleared
11 19 (4.55%) AWS Certification
11 19 (4.55%) Microsoft Certification
12 16 (3.83%) DBS Check
13 14 (3.35%) CompTIA Security+
14 13 (3.11%) CCSE
15 12 (2.87%) CCSA
15 12 (2.87%) HND
15 12 (2.87%) SC Cleared
16 10 (2.39%) CISA
Quality Assurance & Compliance
1 73 (17.46%) ISO/IEC 27001
2 47 (11.24%) GDPR
3 44 (10.53%) NIST
4 25 (5.98%) Cyber Essentials
5 18 (4.31%) PCI DSS
6 15 (3.59%) SOC 2
7 12 (2.87%) Cyber Essentials PLUS
8 8 (1.91%) SLA
9 6 (1.44%) PMO
10 5 (1.20%) GRC
11 3 (0.72%) ITGC
12 2 (0.48%) Accessibility
12 2 (0.48%) Basel III
12 2 (0.48%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 2 (0.48%) MiFID
12 2 (0.48%) Sarbanes-Oxley
13 1 (0.24%) HIPAA
13 1 (0.24%) NIST 800
13 1 (0.24%) QA
System Software
1 135 (32.30%) Active Directory
2 48 (11.48%) VMware Infrastructure
3 22 (5.26%) Virtual Machines
4 20 (4.78%) Hyper-V
5 19 (4.55%) Firmware
6 16 (3.83%) Docker
7 13 (3.11%) vSphere
8 9 (2.15%) Virtual Desktop
9 8 (1.91%) NFS
10 6 (1.44%) VMware ESXi
11 5 (1.20%) KVM
12 4 (0.96%) pfSense
12 4 (0.96%) ProxySG
12 4 (0.96%) XenApp
12 4 (0.96%) XenDesktop
13 2 (0.48%) EMC RecoverPoint
13 2 (0.48%) Squid
14 1 (0.24%) VMware Server
Systems Management
1 71 (16.99%) Terraform
2 57 (13.64%) Microsoft Intune
3 53 (12.68%) Ansible
4 38 (9.09%) Kubernetes
5 27 (6.46%) FortiGate
5 27 (6.46%) SCCM
6 12 (2.87%) CASB
7 11 (2.63%) Autotask
8 10 (2.39%) Single Sign-On
9 9 (2.15%) Grafana
9 9 (2.15%) Prometheus
10 7 (1.67%) Nessus
11 6 (1.44%) CSIRT
11 6 (1.44%) QRadar
12 5 (1.20%) Argo
12 5 (1.20%) SCOM
13 4 (0.96%) Cilium
13 4 (0.96%) Computer Emergency Response Teams
14 3 (0.72%) Docker Swarm
14 3 (0.72%) vCenter Server
Vendors
1 157 (37.56%) Microsoft
2 143 (34.21%) Cisco
3 80 (19.14%) VMware
4 70 (16.75%) Palo Alto
5 58 (13.88%) Fortinet
6 53 (12.68%) CheckPoint
7 40 (9.57%) Meraki
8 33 (7.89%) Juniper
9 32 (7.66%) SolarWinds
10 18 (4.31%) Zscaler
11 16 (3.83%) F5
12 15 (3.59%) Google
12 15 (3.59%) Splunk
13 13 (3.11%) Arista
13 13 (3.11%) Red Hat
14 12 (2.87%) Dynatrace
15 11 (2.63%) Citrix
15 11 (2.63%) CrowdStrike
16 9 (2.15%) AppDynamics
16 9 (2.15%) ServiceNow