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

6 months to
9 Mar 2026
Same period 2025 Same period 2024
Rank 83 81 66
Rank change year-on-year -2 -15 +35
Permanent jobs citing Firewall 476 525 891
As % of all permanent jobs in London 2.89% 3.81% 4.07%
As % of the Communications & Networking category 24.71% 33.02% 33.01%
Number of salaries quoted 324 404 746
10th Percentile £34,825 £40,000 £40,000
25th Percentile £45,000 £53,438 £51,250
Median annual salary (50th Percentile) £70,000 £74,213 £65,000
Median % change year-on-year -5.68% +14.17% +4.00%
75th Percentile £87,500 £91,563 £77,500
90th Percentile £99,625 £110,000 £97,500
England median annual salary £48,500 £55,000 £50,000
% change year-on-year -11.82% +10.00% -4.76%

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 1,926 1,590 2,699
As % of all permanent jobs advertised in London 11.70% 11.55% 12.33%
Number of salaries quoted 961 990 2,120
10th Percentile £29,000 £36,250 £32,975
25th Percentile £40,000 £48,500 £45,000
Median annual salary (50th Percentile) £62,000 £67,500 £62,500
Median % change year-on-year -8.15% +8.00% -
75th Percentile £86,250 £85,188 £80,000
90th Percentile £106,250 £105,000 £97,500
England median annual salary £42,500 £53,300 £48,500
% change year-on-year -20.26% +9.90% -5.55%

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 9 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 9 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 +11 83 £80,000 +6.67% 27
East London +10 24 £35,000 - 2
North London +17 13 £55,000 -12.00% 3
West London -8 13 £95,000 +72.73% 6
South London +20 6 £36,750 -33.48% 8
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 33 (6.93%) Microsoft Exchange
2 26 (5.46%) SharePoint
3 5 (1.05%) Apache
4 4 (0.84%) Confluence
5 1 (0.21%) Apache Airflow
5 1 (0.21%) IIS
5 1 (0.21%) nginx
Applications
1 10 (2.10%) MS Visio
2 8 (1.68%) Microsoft Office
3 3 (0.63%) AutoCAD
3 3 (0.63%) Microsoft Excel
3 3 (0.63%) SOLIDWORKS
4 2 (0.42%) Microsoft Project
5 1 (0.21%) Adobe Creative Suite
Business Applications
1 2 (0.42%) Fidessa
2 1 (0.21%) Alphatax
2 1 (0.21%) Dynamics CRM
2 1 (0.21%) Elite 3E
Cloud Services
1 286 (60.08%) Azure
2 136 (28.57%) Microsoft 365
3 105 (22.06%) AWS
4 67 (14.08%) Entra ID
5 39 (8.19%) GCP
6 38 (7.98%) SaaS
7 29 (6.09%) Datadog
8 22 (4.62%) Azure ExpressRoute
8 22 (4.62%) Azure Monitor
8 22 (4.62%) IaaS
8 22 (4.62%) PaaS
9 21 (4.41%) Azure DevOps
9 21 (4.41%) GitHub
10 18 (3.78%) Azure Sentinel
10 18 (3.78%) GitHub Actions
11 15 (3.15%) AWS Direct Connect
12 14 (2.94%) Mimecast
12 14 (2.94%) Virtual Private Cloud
13 13 (2.73%) Azure Key Vault
14 12 (2.52%) Azure AKS
Communications & Networking
1 199 (41.81%) VPN
2 145 (30.46%) WAN
3 108 (22.69%) LAN
4 105 (22.06%) Wi-Fi
5 97 (20.38%) DNS
6 92 (19.33%) Network Security
7 83 (17.44%) SD-WAN
8 78 (16.39%) VLAN
9 69 (14.50%) DHCP
10 60 (12.61%) Wireless
11 57 (11.97%) TCP/IP
12 49 (10.29%) BGP
13 47 (9.87%) OSPF
14 39 (8.19%) Cisco ISE
15 38 (7.98%) Cisco ASA
16 37 (7.77%) Cisco Firepower
17 30 (6.30%) SAN
18 29 (6.09%) WLAN
19 25 (5.25%) Intrusion Detection
20 24 (5.04%) MPLS
Database & Business Intelligence
1 34 (7.14%) SQL Server
2 10 (2.10%) Power BI
3 4 (0.84%) Amazon RDS
3 4 (0.84%) Azure SQL Database
4 1 (0.21%) Data Lake
4 1 (0.21%) Metadata
4 1 (0.21%) MongoDB
4 1 (0.21%) MySQL
4 1 (0.21%) Oracle Database
4 1 (0.21%) Oracle Database 11g
4 1 (0.21%) Oracle Database 12c
4 1 (0.21%) Oracle Exadata
4 1 (0.21%) PostgreSQL
Development Applications
1 12 (2.52%) Chocolatey
2 11 (2.31%) Git
3 8 (1.68%) JIRA
4 7 (1.47%) Bitbucket
5 6 (1.26%) Jenkins
6 5 (1.05%) GitLab
7 4 (0.84%) Metasploit
7 4 (0.84%) TeamCity
8 3 (0.63%) Sonatype Nexus
9 1 (0.21%) Bitbucket Server
9 1 (0.21%) Jaeger
9 1 (0.21%) MLflow
9 1 (0.21%) Oracle APEX
General
1 137 (28.78%) Finance
2 123 (25.84%) Social Skills
3 52 (10.92%) Analytical Skills
4 40 (8.40%) Banking
5 20 (4.20%) Telecoms
6 18 (3.78%) Legal
7 11 (2.31%) Documentation Skills
8 10 (2.10%) Retail
8 10 (2.10%) Retail Banking
9 8 (1.68%) Financial Institution
9 8 (1.68%) Influencing Skills
9 8 (1.68%) Law
10 7 (1.47%) Public Sector
11 6 (1.26%) Advertising
11 6 (1.26%) Aviation
11 6 (1.26%) Inclusion and Diversity
11 6 (1.26%) Marketing
12 5 (1.05%) Organisational Skills
13 4 (0.84%) Billing
13 4 (0.84%) Presentation Skills
Job Titles
1 129 (27.10%) Network Engineer
2 73 (15.34%) Senior
3 67 (14.08%) Infrastructure Engineer
4 61 (12.82%) Analyst
5 54 (11.34%) Azure Engineer
6 51 (10.71%) IT Engineer
7 46 (9.66%) Cloud Engineer
8 45 (9.45%) IT Support
9 44 (9.24%) Support Engineer
10 40 (8.40%) Cisco Engineer
11 38 (7.98%) Cisco Network Engineer
12 29 (6.09%) Architect
13 26 (5.46%) Support Analyst
14 25 (5.25%) Lead
15 24 (5.04%) Platform Engineer
15 24 (5.04%) Security Engineer
16 23 (4.83%) IT Support Engineer
16 23 (4.83%) Senior Infrastructure Engineer
17 22 (4.62%) AWS Engineer
17 22 (4.62%) Security Analyst
Libraries, Frameworks & Software Standards
1 15 (3.15%) OAuth
1 15 (3.15%) SAML
2 12 (2.52%) ADO
2 12 (2.52%) YAML
3 8 (1.68%) 802.1X
4 7 (1.47%) .NET
5 4 (0.84%) REST
6 3 (0.63%) LDAP
6 3 (0.63%) Microsoft Graph
6 3 (0.63%) OpenID
7 2 (0.42%) AWS SAM
7 2 (0.42%) Elastic Stack
7 2 (0.42%) FIX Protocol
7 2 (0.42%) RESTful
8 1 (0.21%) FastAPI
8 1 (0.21%) Kafka
8 1 (0.21%) Keycloak
8 1 (0.21%) SailPoint
8 1 (0.21%) Web Services
8 1 (0.21%) WebRTC
Miscellaneous
1 73 (15.34%) Data Centre
2 31 (6.51%) Cyber Threat
3 30 (6.30%) Security Posture
4 29 (6.09%) Management Information System
5 27 (5.67%) Hybrid Cloud
6 22 (4.62%) Cloud Native
7 18 (3.78%) Driving Licence
7 18 (3.78%) Onboarding
8 15 (3.15%) Enterprise Software
9 14 (2.94%) Foreign Exchange (FX)
10 13 (2.73%) PKI
11 12 (2.52%) Self-Motivation
12 10 (2.10%) Cyber Defence
13 9 (1.89%) Virtual Team
14 8 (1.68%) Analytical Mindset
14 8 (1.68%) Blog
14 8 (1.68%) IoT
15 7 (1.47%) Cyber Security Posture
15 7 (1.47%) Private Cloud
16 6 (1.26%) Public Cloud
Operating Systems
1 161 (33.82%) Windows
2 71 (14.92%) Windows Server
3 63 (13.24%) Linux
4 20 (4.20%) VMS
5 19 (3.99%) Unix
6 18 (3.78%) Windows 10
7 16 (3.36%) Mac OS
8 14 (2.94%) Ubuntu
9 13 (2.73%) Windows Server 2016
9 13 (2.73%) Windows Server 2019
10 9 (1.89%) Red Hat Enterprise Linux
11 7 (1.47%) CentOS
12 4 (0.84%) Kali Linux
12 4 (0.84%) Mac OS X
13 3 (0.63%) Apple iOS
14 2 (0.42%) Android
14 2 (0.42%) Solaris
14 2 (0.42%) Windows Server 2012
Processes & Methodologies
1 99 (20.80%) Problem-Solving
2 98 (20.59%) Cybersecurity
3 97 (20.38%) Incident Response
4 86 (18.07%) Infrastructure Engineering
5 85 (17.86%) Disaster Recovery
6 74 (15.55%) SIEM
7 65 (13.66%) Migration
7 65 (13.66%) Zero Trust
8 64 (13.45%) Computer Science
9 62 (13.03%) Infrastructure as Code
10 55 (11.55%) ITIL
11 54 (11.34%) Cloud Security
12 53 (11.13%) DevOps
13 49 (10.29%) CI/CD
13 49 (10.29%) Continuous Improvement
14 47 (9.87%) High Availability
15 45 (9.45%) Information Security
15 45 (9.45%) Vulnerability Management
16 41 (8.61%) Kalman Filter
16 41 (8.61%) Security Operations
Programming Languages
1 90 (18.91%) PowerShell
2 68 (14.29%) Python
3 30 (6.30%) Bash
4 20 (4.20%) SQL
5 16 (3.36%) Bicep
5 16 (3.36%) Kusto Query Language
6 6 (1.26%) Go
7 5 (1.05%) Java
8 4 (0.84%) Shell Script
9 2 (0.42%) JavaScript
10 1 (0.21%) C#
10 1 (0.21%) Korn
10 1 (0.21%) PL/SQL
10 1 (0.21%) VB.NET
Qualifications
1 112 (23.53%) Cisco Certification
2 85 (17.86%) Degree
3 84 (17.65%) CCNP
4 58 (12.18%) CISSP
5 48 (10.08%) CCNA
6 40 (8.40%) CCIE
7 38 (7.98%) Computer Science Degree
8 31 (6.51%) Azure Certification
9 30 (6.30%) CISM
10 28 (5.88%) Security Cleared
11 23 (4.83%) Microsoft Certification
12 18 (3.78%) CCSA
12 18 (3.78%) CCSE
12 18 (3.78%) Network+ Certification
13 17 (3.57%) DBS Check
14 16 (3.36%) CompTIA Security+
14 16 (3.36%) SC Cleared
15 14 (2.94%) CISA
15 14 (2.94%) DV Cleared
16 13 (2.73%) AWS Certification
Quality Assurance & Compliance
1 83 (17.44%) ISO/IEC 27001
2 47 (9.87%) NIST
3 45 (9.45%) GDPR
4 26 (5.46%) PCI DSS
5 24 (5.04%) Cyber Essentials
6 20 (4.20%) SOC 2
7 13 (2.73%) Cyber Essentials PLUS
8 12 (2.52%) SLA
9 7 (1.47%) GRC
10 5 (1.05%) Sarbanes-Oxley
11 4 (0.84%) Government Security Classifications
11 4 (0.84%) HMG Security Policy Framework
11 4 (0.84%) JSP 440
12 3 (0.63%) Accessibility
12 3 (0.63%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 3 (0.63%) ITGC
13 2 (0.42%) Basel III
13 2 (0.42%) HIPAA
13 2 (0.42%) MiFID
13 2 (0.42%) PMO
System Software
1 154 (32.35%) Active Directory
2 47 (9.87%) VMware Infrastructure
3 23 (4.83%) Firmware
4 22 (4.62%) Hyper-V
5 20 (4.20%) Docker
6 19 (3.99%) Virtual Machines
7 15 (3.15%) Virtual Desktop
8 11 (2.31%) vSphere
9 9 (1.89%) VMware ESXi
10 6 (1.26%) KVM
11 1 (0.21%) BitLocker
11 1 (0.21%) EMC RecoverPoint
11 1 (0.21%) NFS
11 1 (0.21%) NLBS
11 1 (0.21%) Oracle RAC
11 1 (0.21%) VMware NSX
11 1 (0.21%) VMware Server
11 1 (0.21%) XenApp
11 1 (0.21%) XenDesktop
Systems Management
1 75 (15.76%) Terraform
2 66 (13.87%) Microsoft Intune
3 62 (13.03%) Ansible
4 43 (9.03%) Kubernetes
5 33 (6.93%) FortiGate
6 30 (6.30%) SCCM
7 10 (2.10%) Grafana
7 10 (2.10%) Prometheus
8 8 (1.68%) CASB
8 8 (1.68%) Check_MK
9 7 (1.47%) Single Sign-On
10 6 (1.26%) Argo
10 6 (1.26%) vCenter Server
11 5 (1.05%) Autotask
11 5 (1.05%) Docker Swarm
11 5 (1.05%) Istio
11 5 (1.05%) linkerd
11 5 (1.05%) Mesos
11 5 (1.05%) Nessus
11 5 (1.05%) SCOM
Vendors
1 177 (37.18%) Microsoft
2 157 (32.98%) Cisco
3 89 (18.70%) VMware
4 84 (17.65%) Palo Alto
5 67 (14.08%) Fortinet
6 61 (12.82%) CheckPoint
7 54 (11.34%) Meraki
8 45 (9.45%) SolarWinds
9 29 (6.09%) Juniper
10 26 (5.46%) Dynatrace
10 26 (5.46%) Zscaler
11 20 (4.20%) Google
12 19 (3.99%) Arista
13 17 (3.57%) Tenable
14 16 (3.36%) CrowdStrike
14 16 (3.36%) Splunk
15 15 (3.15%) AppDynamics
16 13 (2.73%) ServiceNow
17 11 (2.31%) F5
18 8 (1.68%) Aruba