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

6 months to
17 Feb 2026
Same period 2025 Same period 2024
Rank 92 72 61
Rank change year-on-year -20 -11 +41
Permanent jobs citing Firewall 447 611 893
As % of all permanent jobs in London 2.87% 4.11% 4.20%
As % of the Communications & Networking category 23.79% 33.28% 33.11%
Number of salaries quoted 311 415 757
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 1,879 1,836 2,697
As % of all permanent jobs advertised in London 12.08% 12.36% 12.68%
Number of salaries quoted 960 1,043 2,124
10th Percentile £28,738 £36,250 £32,750
25th Percentile £39,938 £50,000 £45,000
Median annual salary (50th Percentile) £62,000 £67,500 £63,264
Median % change year-on-year -8.15% +6.70% +1.22%
75th Percentile £85,000 £85,000 £80,000
90th Percentile £107,500 £105,000 £97,500
England median annual salary £42,000 £55,000 £50,000
% change year-on-year -23.64% +10.00% -2.91%

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 17 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 17 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 0 78 £80,000 -3.03% 42
East London +10 24 £35,000 - 10
West London 0 14 £72,500 +28.89% 8
North London +15 11 £75,000 +20.00% 2
South London +20 8 £44,250 -26.25% 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 35 (7.83%) Microsoft Exchange
2 26 (5.82%) SharePoint
3 5 (1.12%) Apache
4 4 (0.89%) Confluence
5 2 (0.45%) Apache Airflow
5 2 (0.45%) nginx
6 1 (0.22%) IIS
Applications
1 9 (2.01%) MS Visio
2 8 (1.79%) Microsoft Office
3 1 (0.22%) Adobe Creative Suite
3 1 (0.22%) AutoCAD
3 1 (0.22%) Microsoft Excel
3 1 (0.22%) Microsoft Project
3 1 (0.22%) SOLIDWORKS
Business Applications
1 2 (0.45%) Fidessa
2 1 (0.22%) Alphatax
2 1 (0.22%) Dynamics CRM
2 1 (0.22%) Elite 3E
Cloud Services
1 263 (58.84%) Azure
2 129 (28.86%) Microsoft 365
3 96 (21.48%) AWS
4 67 (14.99%) Entra ID
5 34 (7.61%) GCP
5 34 (7.61%) SaaS
6 28 (6.26%) Datadog
7 22 (4.92%) IaaS
7 22 (4.92%) PaaS
8 21 (4.70%) Azure DevOps
9 20 (4.47%) Azure Monitor
9 20 (4.47%) GitHub
10 19 (4.25%) Azure ExpressRoute
11 18 (4.03%) GitHub Actions
12 16 (3.58%) Azure Sentinel
13 13 (2.91%) AWS Direct Connect
13 13 (2.91%) Azure Key Vault
14 12 (2.68%) Azure AKS
14 12 (2.68%) Virtual Private Cloud
15 11 (2.46%) Mimecast
Communications & Networking
1 180 (40.27%) VPN
2 134 (29.98%) WAN
3 103 (23.04%) LAN
4 102 (22.82%) Wi-Fi
5 86 (19.24%) DNS
6 80 (17.90%) Network Security
7 76 (17.00%) VLAN
8 73 (16.33%) SD-WAN
9 64 (14.32%) DHCP
10 62 (13.87%) Wireless
11 50 (11.19%) TCP/IP
12 45 (10.07%) BGP
13 44 (9.84%) OSPF
14 35 (7.83%) Cisco ASA
15 31 (6.94%) Cisco Firepower
16 28 (6.26%) Cisco ISE
17 26 (5.82%) SAN
18 24 (5.37%) Cisco Wireless
18 24 (5.37%) MPLS
19 22 (4.92%) VoIP
Database & Business Intelligence
1 30 (6.71%) SQL Server
2 10 (2.24%) Power BI
3 4 (0.89%) Amazon RDS
3 4 (0.89%) Azure SQL Database
4 2 (0.45%) Data Lake
4 2 (0.45%) Metadata
4 2 (0.45%) MongoDB
4 2 (0.45%) MySQL
4 2 (0.45%) 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 (2.46%) Chocolatey
2 10 (2.24%) Git
3 7 (1.57%) Jenkins
3 7 (1.57%) JIRA
4 6 (1.34%) GitLab
5 4 (0.89%) Sonatype Nexus
5 4 (0.89%) TeamCity
6 2 (0.45%) Jaeger
6 2 (0.45%) MLflow
7 1 (0.22%) Bitbucket
7 1 (0.22%) Bitbucket Server
7 1 (0.22%) Burp Suite
7 1 (0.22%) Metasploit
7 1 (0.22%) Oracle APEX
General
1 138 (30.87%) Finance
2 115 (25.73%) Social Skills
3 50 (11.19%) Analytical Skills
4 35 (7.83%) Banking
5 22 (4.92%) Telecoms
6 14 (3.13%) Legal
7 12 (2.68%) Documentation Skills
8 9 (2.01%) Financial Institution
8 9 (2.01%) Law
9 8 (1.79%) Influencing Skills
9 8 (1.79%) Retail
10 6 (1.34%) Advertising
10 6 (1.34%) Aviation
10 6 (1.34%) Public Sector
11 5 (1.12%) Inclusion and Diversity
11 5 (1.12%) Manufacturing
11 5 (1.12%) Marketing
11 5 (1.12%) Retail Banking
12 4 (0.89%) Back Office
12 4 (0.89%) Organisational Skills
Job Titles
1 123 (27.52%) Network Engineer
2 72 (16.11%) Senior
3 70 (15.66%) Infrastructure Engineer
4 61 (13.65%) Analyst
5 49 (10.96%) Azure Engineer
6 47 (10.51%) Cloud Engineer
6 47 (10.51%) IT Engineer
7 45 (10.07%) Support Engineer
8 44 (9.84%) IT Support
9 36 (8.05%) Cisco Engineer
10 33 (7.38%) Cisco Network Engineer
11 28 (6.26%) Support Analyst
12 24 (5.37%) Platform Engineer
13 23 (5.15%) Security Analyst
13 23 (5.15%) Senior Infrastructure Engineer
14 22 (4.92%) AWS Engineer
14 22 (4.92%) IT Support Engineer
15 21 (4.70%) IT Analyst
15 21 (4.70%) Security Engineer
16 20 (4.47%) Operations Engineer
Libraries, Frameworks & Software Standards
1 14 (3.13%) OAuth
1 14 (3.13%) SAML
2 12 (2.68%) ADO
2 12 (2.68%) YAML
3 7 (1.57%) .NET
4 5 (1.12%) 802.1X
5 3 (0.67%) Microsoft Graph
5 3 (0.67%) REST
5 3 (0.67%) RESTful
6 2 (0.45%) AWS SAM
6 2 (0.45%) Elastic Stack
6 2 (0.45%) FastAPI
6 2 (0.45%) FIX Protocol
6 2 (0.45%) Kafka
6 2 (0.45%) Keycloak
6 2 (0.45%) LDAP
6 2 (0.45%) OpenID
6 2 (0.45%) WebRTC
7 1 (0.22%) SailPoint
7 1 (0.22%) Web Services
Miscellaneous
1 69 (15.44%) Data Centre
2 31 (6.94%) Management Information System
3 26 (5.82%) Cyber Threat
4 25 (5.59%) Hybrid Cloud
4 25 (5.59%) Security Posture
5 22 (4.92%) Cloud Native
6 18 (4.03%) Driving Licence
6 18 (4.03%) Onboarding
7 15 (3.36%) Enterprise Software
8 14 (3.13%) Foreign Exchange (FX)
8 14 (3.13%) PKI
9 12 (2.68%) Self-Motivation
10 9 (2.01%) IoT
10 9 (2.01%) Virtual Team
11 8 (1.79%) Analytical Mindset
12 7 (1.57%) Private Cloud
12 7 (1.57%) Public Cloud
13 6 (1.34%) Cyber Security Posture
13 6 (1.34%) Legacy Applications
13 6 (1.34%) Security Operations Centre
Operating Systems
1 145 (32.44%) Windows
2 62 (13.87%) Windows Server
3 60 (13.42%) Linux
4 22 (4.92%) VMS
5 18 (4.03%) Windows 10
6 16 (3.58%) Mac OS
7 14 (3.13%) Unix
8 13 (2.91%) Ubuntu
9 12 (2.68%) Windows Server 2019
10 10 (2.24%) Windows Server 2016
11 8 (1.79%) CentOS
12 6 (1.34%) Red Hat Enterprise Linux
13 4 (0.89%) Mac OS X
14 3 (0.67%) Android
14 3 (0.67%) Apple iOS
15 2 (0.45%) Debian
15 2 (0.45%) Kali Linux
15 2 (0.45%) Solaris
15 2 (0.45%) Windows Server 2012
Processes & Methodologies
1 94 (21.03%) Cybersecurity
2 92 (20.58%) Problem-Solving
3 86 (19.24%) Infrastructure Engineering
4 84 (18.79%) Incident Response
5 79 (17.67%) Disaster Recovery
6 64 (14.32%) Zero Trust
7 63 (14.09%) SIEM
8 60 (13.42%) Computer Science
9 59 (13.20%) Infrastructure as Code
10 56 (12.53%) Migration
11 52 (11.63%) ITIL
12 50 (11.19%) Cloud Security
13 49 (10.96%) High Availability
14 47 (10.51%) DevOps
15 45 (10.07%) Continuous Improvement
16 41 (9.17%) Vulnerability Management
17 40 (8.95%) CI/CD
17 40 (8.95%) Customer Service
18 39 (8.72%) Information Security
18 39 (8.72%) Security Operations
Programming Languages
1 81 (18.12%) PowerShell
2 67 (14.99%) Python
3 26 (5.82%) Bash
4 20 (4.47%) SQL
5 14 (3.13%) Bicep
5 14 (3.13%) Kusto Query Language
6 6 (1.34%) Go
7 5 (1.12%) Java
8 3 (0.67%) Shell Script
9 2 (0.45%) JavaScript
10 1 (0.22%) C#
10 1 (0.22%) Korn
10 1 (0.22%) PL/SQL
10 1 (0.22%) VB.NET
Qualifications
1 103 (23.04%) Cisco Certification
2 85 (19.02%) Degree
3 80 (17.90%) CCNP
4 54 (12.08%) CISSP
5 45 (10.07%) CCNA
6 39 (8.72%) CCIE
7 37 (8.28%) Computer Science Degree
8 30 (6.71%) CISM
9 26 (5.82%) Azure Certification
10 24 (5.37%) Security Cleared
11 22 (4.92%) Microsoft Certification
12 19 (4.25%) Network+ Certification
13 18 (4.03%) CCSA
13 18 (4.03%) CCSE
14 17 (3.80%) DBS Check
15 16 (3.58%) AWS Certification
16 14 (3.13%) CISA
16 14 (3.13%) CompTIA Security+
17 13 (2.91%) SC Cleared
18 12 (2.68%) HND
Quality Assurance & Compliance
1 81 (18.12%) ISO/IEC 27001
2 44 (9.84%) GDPR
2 44 (9.84%) NIST
3 25 (5.59%) PCI DSS
4 24 (5.37%) Cyber Essentials
5 20 (4.47%) SOC 2
6 13 (2.91%) Cyber Essentials PLUS
7 11 (2.46%) SLA
8 7 (1.57%) GRC
9 5 (1.12%) Sarbanes-Oxley
10 3 (0.67%) Accessibility
10 3 (0.67%) ITGC
11 2 (0.45%) Basel III
11 2 (0.45%) Government Security Classifications
11 2 (0.45%) HMG Security Policy Framework
11 2 (0.45%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 2 (0.45%) JSP 440
11 2 (0.45%) MiFID
11 2 (0.45%) PMO
12 1 (0.22%) QA
System Software
1 149 (33.33%) Active Directory
2 45 (10.07%) VMware Infrastructure
3 23 (5.15%) Firmware
4 21 (4.70%) Virtual Machines
5 19 (4.25%) Docker
6 18 (4.03%) Hyper-V
7 13 (2.91%) Virtual Desktop
8 8 (1.79%) VMware ESXi
8 8 (1.79%) vSphere
9 5 (1.12%) KVM
10 4 (0.89%) NFS
11 2 (0.45%) XenApp
11 2 (0.45%) XenDesktop
12 1 (0.22%) BitLocker
12 1 (0.22%) EMC RecoverPoint
12 1 (0.22%) NLBS
12 1 (0.22%) Oracle RAC
12 1 (0.22%) VMware Server
Systems Management
1 76 (17.00%) Terraform
2 66 (14.77%) Microsoft Intune
3 57 (12.75%) Ansible
4 37 (8.28%) Kubernetes
5 30 (6.71%) FortiGate
6 29 (6.49%) SCCM
7 11 (2.46%) CASB
7 11 (2.46%) Grafana
8 10 (2.24%) Prometheus
9 8 (1.79%) Single Sign-On
10 7 (1.57%) Argo
11 5 (1.12%) Autotask
11 5 (1.12%) Check_MK
11 5 (1.12%) Docker Swarm
11 5 (1.12%) Istio
11 5 (1.12%) linkerd
11 5 (1.12%) Mesos
11 5 (1.12%) Nessus
11 5 (1.12%) SCOM
11 5 (1.12%) vCenter Server
Vendors
1 165 (36.91%) Microsoft
2 155 (34.68%) Cisco
3 81 (18.12%) Palo Alto
4 79 (17.67%) VMware
5 66 (14.77%) Fortinet
6 59 (13.20%) CheckPoint
7 56 (12.53%) Meraki
8 42 (9.40%) SolarWinds
9 31 (6.94%) Juniper
10 24 (5.37%) Dynatrace
10 24 (5.37%) Zscaler
11 18 (4.03%) Google
12 17 (3.80%) Arista
13 16 (3.58%) Splunk
14 14 (3.13%) AppDynamics
14 14 (3.13%) ServiceNow
14 14 (3.13%) Tenable
15 11 (2.46%) CrowdStrike
15 11 (2.46%) F5
16 8 (1.79%) Aruba