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

6 months to
22 Feb 2026
Same period 2025 Same period 2024
Rank 86 76 66
Rank change year-on-year -10 -10 +36
Permanent jobs citing Firewall 455 600 887
As % of all permanent jobs in London 2.88% 4.06% 4.17%
As % of the Communications & Networking category 24.09% 33.24% 33.22%
Number of salaries quoted 314 417 752
10th Percentile £33,750 £40,000 £40,000
25th Percentile £45,000 £57,500 £51,813
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 1,889 1,805 2,670
As % of all permanent jobs advertised in London 11.97% 12.21% 12.56%
Number of salaries quoted 958 1,038 2,108
10th Percentile £28,923 £36,250 £32,750
25th Percentile £39,000 £50,000 £45,719
Median annual salary (50th Percentile) £60,000 £67,500 £63,264
Median % change year-on-year -11.11% +6.70% +1.22%
75th Percentile £85,000 £85,000 £80,000
90th Percentile £107,500 £105,000 £97,500
England median annual salary £41,375 £55,000 £50,000
% change year-on-year -24.77% +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 22 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 22 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 -2 78 £80,000 -3.03% 43
East London +10 24 £35,000 - 9
West London 0 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 (7.91%) Microsoft Exchange
2 26 (5.71%) SharePoint
3 5 (1.10%) 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 (1.76%) Microsoft Office
1 8 (1.76%) 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 (59.34%) Azure
2 132 (29.01%) Microsoft 365
3 101 (22.20%) AWS
4 67 (14.73%) Entra ID
5 36 (7.91%) SaaS
6 34 (7.47%) GCP
7 28 (6.15%) Datadog
8 22 (4.84%) IaaS
8 22 (4.84%) PaaS
9 21 (4.62%) Azure DevOps
10 20 (4.40%) Azure Monitor
10 20 (4.40%) GitHub
11 19 (4.18%) Azure ExpressRoute
12 18 (3.96%) GitHub Actions
13 16 (3.52%) Azure Sentinel
14 14 (3.08%) AWS Direct Connect
15 13 (2.86%) Azure Key Vault
15 13 (2.86%) Virtual Private Cloud
16 12 (2.64%) Azure AKS
16 12 (2.64%) Mimecast
Communications & Networking
1 185 (40.66%) VPN
2 136 (29.89%) WAN
3 103 (22.64%) Wi-Fi
4 102 (22.42%) LAN
5 88 (19.34%) DNS
6 83 (18.24%) Network Security
7 76 (16.70%) VLAN
8 75 (16.48%) SD-WAN
9 64 (14.07%) DHCP
10 61 (13.41%) Wireless
11 52 (11.43%) TCP/IP
12 47 (10.33%) BGP
13 46 (10.11%) OSPF
14 36 (7.91%) Cisco ASA
15 34 (7.47%) Cisco Firepower
16 32 (7.03%) Cisco ISE
17 27 (5.93%) SAN
18 25 (5.49%) Intrusion Detection
19 24 (5.27%) MPLS
19 24 (5.27%) WLAN
Database & Business Intelligence
1 31 (6.81%) SQL Server
2 10 (2.20%) 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 (2.42%) Chocolatey
2 9 (1.98%) Git
3 7 (1.54%) Jenkins
3 7 (1.54%) JIRA
4 6 (1.32%) 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%) Oracle APEX
General
1 139 (30.55%) Finance
2 118 (25.93%) Social Skills
3 51 (11.21%) Analytical Skills
4 37 (8.13%) Banking
5 21 (4.62%) Telecoms
6 16 (3.52%) Legal
7 10 (2.20%) Documentation Skills
8 9 (1.98%) Law
9 8 (1.76%) Financial Institution
9 8 (1.76%) Influencing Skills
9 8 (1.76%) Retail
10 7 (1.54%) Retail Banking
11 6 (1.32%) Advertising
11 6 (1.32%) Aviation
11 6 (1.32%) Public Sector
12 5 (1.10%) Inclusion and Diversity
12 5 (1.10%) Manufacturing
12 5 (1.10%) Marketing
13 4 (0.88%) Back Office
13 4 (0.88%) Billing
Job Titles
1 125 (27.47%) Network Engineer
2 76 (16.70%) Senior
3 70 (15.38%) Infrastructure Engineer
4 62 (13.63%) Analyst
5 49 (10.77%) Azure Engineer
5 49 (10.77%) IT Engineer
6 46 (10.11%) Cloud Engineer
6 46 (10.11%) Support Engineer
7 45 (9.89%) IT Support
8 36 (7.91%) Cisco Engineer
9 34 (7.47%) Cisco Network Engineer
10 28 (6.15%) Support Analyst
11 24 (5.27%) Platform Engineer
12 23 (5.05%) IT Support Engineer
12 23 (5.05%) Security Analyst
12 23 (5.05%) Senior Infrastructure Engineer
13 22 (4.84%) AWS Engineer
14 21 (4.62%) IT Analyst
14 21 (4.62%) Network Infrastructure Engineer
14 21 (4.62%) Security Engineer
Libraries, Frameworks & Software Standards
1 14 (3.08%) OAuth
1 14 (3.08%) SAML
2 12 (2.64%) ADO
2 12 (2.64%) YAML
3 7 (1.54%) .NET
4 6 (1.32%) 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 69 (15.16%) Data Centre
2 32 (7.03%) Management Information System
3 28 (6.15%) Cyber Threat
4 27 (5.93%) Security Posture
5 25 (5.49%) Hybrid Cloud
6 22 (4.84%) Cloud Native
7 19 (4.18%) Onboarding
8 18 (3.96%) Driving Licence
9 15 (3.30%) Enterprise Software
10 14 (3.08%) Foreign Exchange (FX)
10 14 (3.08%) PKI
11 12 (2.64%) Self-Motivation
12 9 (1.98%) IoT
12 9 (1.98%) Virtual Team
13 8 (1.76%) Analytical Mindset
13 8 (1.76%) Blog
14 7 (1.54%) Cyber Defence
14 7 (1.54%) Private Cloud
14 7 (1.54%) Public Cloud
15 6 (1.32%) Security Operations Centre
Operating Systems
1 149 (32.75%) Windows
2 63 (13.85%) Windows Server
3 62 (13.63%) Linux
4 22 (4.84%) VMS
5 18 (3.96%) Windows 10
6 16 (3.52%) Mac OS
6 16 (3.52%) Unix
7 13 (2.86%) Ubuntu
7 13 (2.86%) Windows Server 2019
8 11 (2.42%) Windows Server 2016
9 8 (1.76%) CentOS
10 6 (1.32%) Red Hat Enterprise Linux
11 4 (0.88%) Mac OS X
12 3 (0.66%) Android
12 3 (0.66%) Apple iOS
12 3 (0.66%) Kali Linux
13 2 (0.44%) Debian
13 2 (0.44%) Solaris
13 2 (0.44%) Windows Server 2012
Processes & Methodologies
1 97 (21.32%) Cybersecurity
2 95 (20.88%) Problem-Solving
3 88 (19.34%) Incident Response
4 87 (19.12%) Infrastructure Engineering
5 80 (17.58%) Disaster Recovery
6 67 (14.73%) SIEM
7 65 (14.29%) Zero Trust
8 61 (13.41%) Computer Science
9 60 (13.19%) Infrastructure as Code
10 57 (12.53%) Migration
11 53 (11.65%) Cloud Security
11 53 (11.65%) ITIL
12 48 (10.55%) DevOps
12 48 (10.55%) High Availability
13 46 (10.11%) Continuous Improvement
14 44 (9.67%) Vulnerability Management
15 42 (9.23%) CI/CD
16 41 (9.01%) Information Security
17 40 (8.79%) Security Operations
18 39 (8.57%) Kalman Filter
Programming Languages
1 84 (18.46%) PowerShell
2 67 (14.73%) Python
3 28 (6.15%) Bash
4 20 (4.40%) SQL
5 14 (3.08%) Bicep
5 14 (3.08%) Kusto Query Language
6 6 (1.32%) Go
7 5 (1.10%) 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
1 104 (22.86%) Cisco Certification
2 84 (18.46%) Degree
3 80 (17.58%) CCNP
4 55 (12.09%) CISSP
5 46 (10.11%) CCNA
6 37 (8.13%) CCIE
6 37 (8.13%) Computer Science Degree
7 32 (7.03%) CISM
8 27 (5.93%) Azure Certification
9 26 (5.71%) Security Cleared
10 22 (4.84%) Microsoft Certification
11 18 (3.96%) CCSA
11 18 (3.96%) CCSE
11 18 (3.96%) Network+ Certification
12 17 (3.74%) DBS Check
13 16 (3.52%) AWS Certification
14 15 (3.30%) SC Cleared
15 14 (3.08%) CISA
15 14 (3.08%) CompTIA Security+
16 12 (2.64%) HND
Quality Assurance & Compliance
1 83 (18.24%) ISO/IEC 27001
2 46 (10.11%) NIST
3 44 (9.67%) GDPR
4 25 (5.49%) PCI DSS
5 24 (5.27%) Cyber Essentials
6 20 (4.40%) SOC 2
7 13 (2.86%) Cyber Essentials PLUS
8 11 (2.42%) SLA
9 7 (1.54%) GRC
10 5 (1.10%) Sarbanes-Oxley
11 4 (0.88%) Government Security Classifications
11 4 (0.88%) HMG Security Policy Framework
11 4 (0.88%) JSP 440
12 3 (0.66%) Accessibility
12 3 (0.66%) ITGC
13 2 (0.44%) Basel III
13 2 (0.44%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
13 2 (0.44%) MiFID
13 2 (0.44%) PMO
14 1 (0.22%) QA
System Software
1 149 (32.75%) Active Directory
2 45 (9.89%) VMware Infrastructure
3 23 (5.05%) Firmware
4 20 (4.40%) Virtual Machines
5 19 (4.18%) Docker
5 19 (4.18%) Hyper-V
6 14 (3.08%) Virtual Desktop
7 8 (1.76%) VMware ESXi
7 8 (1.76%) vSphere
8 5 (1.10%) 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 (16.48%) Terraform
2 66 (14.51%) Microsoft Intune
3 58 (12.75%) Ansible
4 38 (8.35%) Kubernetes
5 31 (6.81%) FortiGate
6 30 (6.59%) SCCM
7 11 (2.42%) Grafana
8 10 (2.20%) CASB
8 10 (2.20%) Prometheus
9 8 (1.76%) Single Sign-On
10 7 (1.54%) Argo
11 6 (1.32%) Check_MK
12 5 (1.10%) Autotask
12 5 (1.10%) Docker Swarm
12 5 (1.10%) Istio
12 5 (1.10%) linkerd
12 5 (1.10%) Mesos
12 5 (1.10%) Nessus
12 5 (1.10%) SCOM
12 5 (1.10%) vCenter Server
Vendors
1 169 (37.14%) Microsoft
2 155 (34.07%) Cisco
3 81 (17.80%) Palo Alto
3 81 (17.80%) VMware
4 68 (14.95%) Fortinet
5 59 (12.97%) CheckPoint
6 54 (11.87%) Meraki
7 44 (9.67%) SolarWinds
8 30 (6.59%) Juniper
9 25 (5.49%) Dynatrace
9 25 (5.49%) Zscaler
10 20 (4.40%) Google
11 18 (3.96%) Arista
12 17 (3.74%) Splunk
13 14 (3.08%) AppDynamics
13 14 (3.08%) ServiceNow
13 14 (3.08%) Tenable
14 11 (2.42%) CrowdStrike
15 10 (2.20%) F5
16 8 (1.76%) Aruba