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 21 February 2026, with comparisons to the same periods in the previous two years.

6 months to
21 Feb 2026
Same period 2025 Same period 2024
Rank 89 75 62
Rank change year-on-year -14 -13 +41
Permanent jobs citing Firewall 457 602 892
As % of all permanent jobs in London 2.89% 4.07% 4.19%
As % of the Communications & Networking category 24.15% 33.30% 33.21%
Number of salaries quoted 317 419 755
10th Percentile £33,750 £40,000 £40,000
25th Percentile £45,000 £57,500 £52,000
Median annual salary (50th Percentile) £70,000 £74,000 £65,000
Median % change year-on-year -5.41% +13.85% +4.00%
75th Percentile £87,500 £90,000 £78,750
90th Percentile £98,750 £110,000 £97,500
England median annual salary £48,445 £55,000 £50,000
% change year-on-year -11.92% +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 1,892 1,808 2,686
As % of all permanent jobs advertised in London 11.97% 12.22% 12.62%
Number of salaries quoted 964 1,045 2,117
10th Percentile £28,819 £36,250 £32,750
25th Percentile £39,000 £50,000 £45,000
Median annual salary (50th Percentile) £60,000 £67,500 £64,902
Median % change year-on-year -11.11% +4.00% +3.84%
75th Percentile £85,000 £85,000 £80,000
90th Percentile £107,500 £104,500 £97,500
England median annual salary £42,000 £55,000 £50,000
% change year-on-year -23.64% +10.00% -2.98%

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 21 February 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 21 February 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 +10 80 £80,000 -3.03% 40
East London +13 24 £35,000 - 8
West London -5 14 £72,500 +31.82% 9
North London +14 11 £75,000 +20.00% 5
South London +24 8 £44,250 -26.25% 10
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 36 (7.88%) Microsoft Exchange
2 26 (5.69%) SharePoint
3 5 (1.09%) Apache
4 4 (0.88%) Confluence
5 2 (0.44%) Apache Airflow
5 2 (0.44%) nginx
6 1 (0.22%) IIS
Applications
1 8 (1.75%) Microsoft Office
1 8 (1.75%) MS Visio
2 1 (0.22%) Adobe Creative Suite
2 1 (0.22%) AutoCAD
2 1 (0.22%) Microsoft Excel
2 1 (0.22%) Microsoft Project
2 1 (0.22%) SOLIDWORKS
Business Applications
1 2 (0.44%) Fidessa
2 1 (0.22%) Alphatax
2 1 (0.22%) Dynamics CRM
2 1 (0.22%) Elite 3E
Cloud Services
1 270 (59.08%) Azure
2 132 (28.88%) Microsoft 365
3 100 (21.88%) AWS
4 67 (14.66%) Entra ID
5 36 (7.88%) SaaS
6 34 (7.44%) GCP
7 28 (6.13%) Datadog
8 22 (4.81%) IaaS
8 22 (4.81%) PaaS
9 21 (4.60%) Azure DevOps
10 20 (4.38%) Azure Monitor
10 20 (4.38%) GitHub
11 19 (4.16%) Azure ExpressRoute
12 18 (3.94%) GitHub Actions
13 16 (3.50%) Azure Sentinel
14 14 (3.06%) AWS Direct Connect
15 13 (2.84%) Azure Key Vault
15 13 (2.84%) Virtual Private Cloud
16 12 (2.63%) Azure AKS
16 12 (2.63%) Mimecast
Communications & Networking
1 186 (40.70%) VPN
2 137 (29.98%) WAN
3 104 (22.76%) LAN
3 104 (22.76%) Wi-Fi
4 89 (19.47%) DNS
5 84 (18.38%) Network Security
6 77 (16.85%) VLAN
7 76 (16.63%) SD-WAN
8 65 (14.22%) DHCP
9 62 (13.57%) Wireless
10 52 (11.38%) TCP/IP
11 48 (10.50%) BGP
12 47 (10.28%) OSPF
13 36 (7.88%) Cisco ASA
14 34 (7.44%) Cisco Firepower
15 32 (7.00%) Cisco ISE
16 27 (5.91%) SAN
17 25 (5.47%) MPLS
18 24 (5.25%) Intrusion Detection
18 24 (5.25%) WLAN
Database & Business Intelligence
1 31 (6.78%) SQL Server
2 10 (2.19%) Power BI
3 4 (0.88%) Amazon RDS
3 4 (0.88%) Azure SQL Database
4 2 (0.44%) Data Lake
4 2 (0.44%) Metadata
4 2 (0.44%) MongoDB
4 2 (0.44%) MySQL
4 2 (0.44%) PostgreSQL
5 1 (0.22%) Oracle Database
5 1 (0.22%) Oracle Database 11g
5 1 (0.22%) Oracle Database 12c
5 1 (0.22%) Oracle Exadata
Development Applications
1 11 (2.41%) Chocolatey
2 9 (1.97%) Git
3 7 (1.53%) Jenkins
3 7 (1.53%) JIRA
4 6 (1.31%) GitLab
5 4 (0.88%) Sonatype Nexus
5 4 (0.88%) TeamCity
6 3 (0.66%) Bitbucket
7 2 (0.44%) Jaeger
7 2 (0.44%) Metasploit
7 2 (0.44%) MLflow
8 1 (0.22%) Bitbucket Server
8 1 (0.22%) Burp Suite
8 1 (0.22%) Oracle APEX
General
1 140 (30.63%) Finance
2 119 (26.04%) Social Skills
3 51 (11.16%) Analytical Skills
4 37 (8.10%) Banking
5 21 (4.60%) Telecoms
6 15 (3.28%) Legal
7 11 (2.41%) Documentation Skills
8 9 (1.97%) Financial Institution
8 9 (1.97%) Law
9 8 (1.75%) Influencing Skills
9 8 (1.75%) Retail
10 7 (1.53%) Retail Banking
11 6 (1.31%) Advertising
11 6 (1.31%) Aviation
11 6 (1.31%) Public Sector
12 5 (1.09%) Inclusion and Diversity
12 5 (1.09%) Manufacturing
12 5 (1.09%) Marketing
13 4 (0.88%) Back Office
13 4 (0.88%) Billing
Job Titles
1 127 (27.79%) Network Engineer
2 75 (16.41%) Senior
3 70 (15.32%) Infrastructure Engineer
4 62 (13.57%) Analyst
5 49 (10.72%) Azure Engineer
5 49 (10.72%) IT Engineer
6 46 (10.07%) Cloud Engineer
6 46 (10.07%) Support Engineer
7 45 (9.85%) IT Support
8 36 (7.88%) Cisco Engineer
9 34 (7.44%) Cisco Network Engineer
10 28 (6.13%) Support Analyst
11 24 (5.25%) Platform Engineer
12 23 (5.03%) IT Support Engineer
12 23 (5.03%) Security Analyst
12 23 (5.03%) Senior Infrastructure Engineer
13 22 (4.81%) AWS Engineer
14 21 (4.60%) IT Analyst
14 21 (4.60%) Network Infrastructure Engineer
14 21 (4.60%) Security Engineer
Libraries, Frameworks & Software Standards
1 14 (3.06%) OAuth
1 14 (3.06%) SAML
2 12 (2.63%) ADO
2 12 (2.63%) YAML
3 7 (1.53%) .NET
4 6 (1.31%) 802.1X
5 3 (0.66%) Microsoft Graph
5 3 (0.66%) REST
5 3 (0.66%) RESTful
6 2 (0.44%) AWS SAM
6 2 (0.44%) Elastic Stack
6 2 (0.44%) FastAPI
6 2 (0.44%) FIX Protocol
6 2 (0.44%) Kafka
6 2 (0.44%) Keycloak
6 2 (0.44%) LDAP
6 2 (0.44%) OpenID
6 2 (0.44%) WebRTC
7 1 (0.22%) SailPoint
7 1 (0.22%) Web Services
Miscellaneous
1 70 (15.32%) Data Centre
2 31 (6.78%) Management Information System
3 28 (6.13%) Cyber Threat
4 26 (5.69%) Security Posture
5 25 (5.47%) Hybrid Cloud
6 22 (4.81%) Cloud Native
7 19 (4.16%) Onboarding
8 18 (3.94%) Driving Licence
9 15 (3.28%) Enterprise Software
10 14 (3.06%) Foreign Exchange (FX)
10 14 (3.06%) PKI
11 12 (2.63%) Self-Motivation
12 9 (1.97%) IoT
12 9 (1.97%) Virtual Team
13 8 (1.75%) Analytical Mindset
14 7 (1.53%) Blog
14 7 (1.53%) Cyber Defence
14 7 (1.53%) Private Cloud
14 7 (1.53%) Public Cloud
15 6 (1.31%) Security Operations Centre
Operating Systems
1 150 (32.82%) Windows
2 63 (13.79%) Linux
2 63 (13.79%) Windows Server
3 22 (4.81%) VMS
4 18 (3.94%) Windows 10
5 16 (3.50%) Mac OS
5 16 (3.50%) Unix
6 13 (2.84%) Ubuntu
6 13 (2.84%) Windows Server 2019
7 11 (2.41%) Windows Server 2016
8 8 (1.75%) CentOS
9 6 (1.31%) Red Hat Enterprise Linux
10 4 (0.88%) Mac OS X
11 3 (0.66%) Android
11 3 (0.66%) Apple iOS
11 3 (0.66%) Kali Linux
12 2 (0.44%) Debian
12 2 (0.44%) Solaris
12 2 (0.44%) Windows Server 2012
Processes & Methodologies
1 96 (21.01%) Cybersecurity
2 95 (20.79%) Problem-Solving
3 88 (19.26%) Incident Response
4 87 (19.04%) Infrastructure Engineering
5 80 (17.51%) Disaster Recovery
6 67 (14.66%) SIEM
7 65 (14.22%) Zero Trust
8 61 (13.35%) Computer Science
9 60 (13.13%) Infrastructure as Code
10 57 (12.47%) Migration
11 54 (11.82%) ITIL
12 52 (11.38%) Cloud Security
13 49 (10.72%) High Availability
14 48 (10.50%) DevOps
15 46 (10.07%) Continuous Improvement
16 43 (9.41%) Vulnerability Management
17 42 (9.19%) CI/CD
18 41 (8.97%) Information Security
18 41 (8.97%) Security Operations
19 39 (8.53%) Kalman Filter
Programming Languages
1 84 (18.38%) PowerShell
2 67 (14.66%) Python
3 28 (6.13%) Bash
4 20 (4.38%) SQL
5 14 (3.06%) Bicep
5 14 (3.06%) Kusto Query Language
6 6 (1.31%) Go
7 5 (1.09%) Java
8 3 (0.66%) Shell Script
9 2 (0.44%) JavaScript
10 1 (0.22%) C#
10 1 (0.22%) Korn
10 1 (0.22%) PL/SQL
10 1 (0.22%) VB.NET
Qualifications
1 106 (23.19%) Cisco Certification
2 85 (18.60%) Degree
3 82 (17.94%) CCNP
4 55 (12.04%) CISSP
5 47 (10.28%) CCNA
6 38 (8.32%) CCIE
7 37 (8.10%) Computer Science Degree
8 31 (6.78%) CISM
9 27 (5.91%) Azure Certification
10 25 (5.47%) Security Cleared
11 22 (4.81%) Microsoft Certification
12 19 (4.16%) Network+ Certification
13 18 (3.94%) CCSA
13 18 (3.94%) CCSE
14 17 (3.72%) DBS Check
15 16 (3.50%) AWS Certification
16 15 (3.28%) CompTIA Security+
17 14 (3.06%) CISA
17 14 (3.06%) SC Cleared
18 12 (2.63%) HND
Quality Assurance & Compliance
1 82 (17.94%) ISO/IEC 27001
2 45 (9.85%) NIST
3 44 (9.63%) GDPR
4 25 (5.47%) PCI DSS
5 24 (5.25%) Cyber Essentials
6 20 (4.38%) SOC 2
7 13 (2.84%) Cyber Essentials PLUS
8 11 (2.41%) SLA
9 7 (1.53%) GRC
10 5 (1.09%) Sarbanes-Oxley
11 3 (0.66%) Accessibility
11 3 (0.66%) Government Security Classifications
11 3 (0.66%) HMG Security Policy Framework
11 3 (0.66%) ITGC
11 3 (0.66%) JSP 440
12 2 (0.44%) Basel III
12 2 (0.44%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 2 (0.44%) MiFID
12 2 (0.44%) PMO
13 1 (0.22%) QA
System Software
1 151 (33.04%) Active Directory
2 45 (9.85%) VMware Infrastructure
3 23 (5.03%) Firmware
4 21 (4.60%) Virtual Machines
5 19 (4.16%) Docker
5 19 (4.16%) Hyper-V
6 14 (3.06%) Virtual Desktop
7 8 (1.75%) VMware ESXi
7 8 (1.75%) vSphere
8 5 (1.09%) KVM
9 3 (0.66%) NFS
10 2 (0.44%) XenApp
10 2 (0.44%) XenDesktop
11 1 (0.22%) BitLocker
11 1 (0.22%) EMC RecoverPoint
11 1 (0.22%) NLBS
11 1 (0.22%) Oracle RAC
11 1 (0.22%) VMware Server
Systems Management
1 75 (16.41%) Terraform
2 66 (14.44%) Microsoft Intune
3 58 (12.69%) Ansible
4 38 (8.32%) Kubernetes
5 31 (6.78%) FortiGate
6 30 (6.56%) SCCM
7 11 (2.41%) Grafana
8 10 (2.19%) CASB
8 10 (2.19%) Prometheus
9 8 (1.75%) Single Sign-On
10 7 (1.53%) Argo
11 6 (1.31%) Check_MK
12 5 (1.09%) Autotask
12 5 (1.09%) Docker Swarm
12 5 (1.09%) Istio
12 5 (1.09%) linkerd
12 5 (1.09%) Mesos
12 5 (1.09%) Nessus
12 5 (1.09%) SCOM
12 5 (1.09%) vCenter Server
Vendors
1 169 (36.98%) Microsoft
2 157 (34.35%) Cisco
3 82 (17.94%) Palo Alto
4 81 (17.72%) VMware
5 68 (14.88%) Fortinet
6 59 (12.91%) CheckPoint
7 55 (12.04%) Meraki
8 44 (9.63%) SolarWinds
9 31 (6.78%) Juniper
10 25 (5.47%) Dynatrace
10 25 (5.47%) Zscaler
11 19 (4.16%) Google
12 18 (3.94%) Arista
13 17 (3.72%) Splunk
14 15 (3.28%) ServiceNow
15 14 (3.06%) AppDynamics
15 14 (3.06%) Tenable
16 11 (2.41%) CrowdStrike
17 10 (2.19%) F5
18 9 (1.97%) Citrix