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

6 months to
26 Feb 2026
Same period 2025 Same period 2024
Rank 85 76 63
Rank change year-on-year -9 -13 +37
Permanent jobs citing Firewall 463 589 884
As % of all permanent jobs in London 2.89% 4.02% 4.20%
As % of the Communications & Networking category 24.08% 33.07% 33.46%
Number of salaries quoted 318 413 747
10th Percentile £34,750 £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 1,923 1,781 2,642
As % of all permanent jobs advertised in London 12.02% 12.16% 12.56%
Number of salaries quoted 975 1,029 2,087
10th Percentile £29,000 £36,250 £33,000
25th Percentile £40,000 £50,000 £46,250
Median annual salary (50th Percentile) £62,000 £67,500 £64,902
Median % change year-on-year -8.15% +4.00% +3.84%
75th Percentile £87,500 £85,000 £81,250
90th Percentile £107,500 £104,000 £97,500
England median annual salary £42,000 £55,000 £49,500
% change year-on-year -23.64% +11.11% -4.07%

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 26 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 26 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 +6 80 £80,000 -1.54% 33
East London +5 24 £35,000 - 3
West London -1 14 £72,500 +31.82% 6
North London +15 12 £65,000 +4.00% 3
South London +20 7 £42,500 -29.17% 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 34 (7.34%) Microsoft Exchange
2 26 (5.62%) SharePoint
3 5 (1.08%) Apache
4 4 (0.86%) Confluence
5 2 (0.43%) Apache Airflow
5 2 (0.43%) nginx
6 1 (0.22%) IIS
Applications
1 9 (1.94%) MS Visio
2 8 (1.73%) Microsoft Office
3 2 (0.43%) AutoCAD
3 2 (0.43%) Microsoft Excel
3 2 (0.43%) Microsoft Project
3 2 (0.43%) SOLIDWORKS
4 1 (0.22%) Adobe Creative Suite
Business Applications
1 2 (0.43%) Fidessa
2 1 (0.22%) Alphatax
2 1 (0.22%) Dynamics CRM
2 1 (0.22%) Elite 3E
Cloud Services
1 276 (59.61%) Azure
2 133 (28.73%) Microsoft 365
3 101 (21.81%) AWS
4 66 (14.25%) Entra ID
5 37 (7.99%) SaaS
6 35 (7.56%) GCP
7 29 (6.26%) Datadog
8 23 (4.97%) IaaS
8 23 (4.97%) PaaS
9 21 (4.54%) Azure DevOps
9 21 (4.54%) Azure ExpressRoute
9 21 (4.54%) Azure Monitor
10 20 (4.32%) GitHub
11 18 (3.89%) GitHub Actions
12 16 (3.46%) Azure Sentinel
13 15 (3.24%) AWS Direct Connect
14 14 (3.02%) Virtual Private Cloud
15 13 (2.81%) Azure Key Vault
16 12 (2.59%) Azure AKS
16 12 (2.59%) Mimecast
Communications & Networking
1 190 (41.04%) VPN
2 143 (30.89%) WAN
3 108 (23.33%) LAN
4 106 (22.89%) Wi-Fi
5 90 (19.44%) DNS
6 85 (18.36%) Network Security
7 79 (17.06%) VLAN
8 78 (16.85%) SD-WAN
9 66 (14.25%) DHCP
10 62 (13.39%) Wireless
11 53 (11.45%) TCP/IP
12 47 (10.15%) BGP
13 46 (9.94%) OSPF
14 36 (7.78%) Cisco ASA
15 35 (7.56%) Cisco Firepower
16 32 (6.91%) Cisco ISE
17 29 (6.26%) SAN
18 25 (5.40%) Intrusion Detection
19 24 (5.18%) MPLS
19 24 (5.18%) WLAN
Database & Business Intelligence
1 33 (7.13%) SQL Server
2 10 (2.16%) Power BI
3 4 (0.86%) Amazon RDS
3 4 (0.86%) Azure SQL Database
4 2 (0.43%) Data Lake
4 2 (0.43%) Metadata
4 2 (0.43%) MongoDB
4 2 (0.43%) MySQL
4 2 (0.43%) 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 12 (2.59%) Chocolatey
2 10 (2.16%) Git
3 8 (1.73%) JIRA
4 7 (1.51%) Jenkins
5 6 (1.30%) GitLab
6 4 (0.86%) Sonatype Nexus
6 4 (0.86%) TeamCity
7 3 (0.65%) Bitbucket
8 2 (0.43%) Jaeger
8 2 (0.43%) Metasploit
8 2 (0.43%) MLflow
9 1 (0.22%) Bitbucket Server
9 1 (0.22%) Oracle APEX
General
1 140 (30.24%) Finance
2 118 (25.49%) Social Skills
3 53 (11.45%) Analytical Skills
4 39 (8.42%) Banking
5 21 (4.54%) Telecoms
6 16 (3.46%) Legal
7 10 (2.16%) Documentation Skills
8 9 (1.94%) Law
8 9 (1.94%) Retail
9 8 (1.73%) Financial Institution
9 8 (1.73%) Influencing Skills
9 8 (1.73%) Retail Banking
10 6 (1.30%) Advertising
10 6 (1.30%) Aviation
10 6 (1.30%) Public Sector
11 5 (1.08%) Inclusion and Diversity
11 5 (1.08%) Marketing
11 5 (1.08%) Organisational Skills
12 4 (0.86%) Manufacturing
12 4 (0.86%) Presentation Skills
Job Titles
1 127 (27.43%) Network Engineer
2 77 (16.63%) Senior
3 68 (14.69%) Infrastructure Engineer
4 62 (13.39%) Analyst
5 51 (11.02%) Azure Engineer
6 50 (10.80%) IT Engineer
7 46 (9.94%) Cloud Engineer
8 45 (9.72%) IT Support
9 44 (9.50%) Support Engineer
10 38 (8.21%) Cisco Engineer
11 35 (7.56%) Cisco Network Engineer
12 28 (6.05%) Support Analyst
13 24 (5.18%) Platform Engineer
14 23 (4.97%) IT Support Engineer
14 23 (4.97%) Security Analyst
14 23 (4.97%) Senior Infrastructure Engineer
15 22 (4.75%) AWS Engineer
15 22 (4.75%) Lead
15 22 (4.75%) Security Engineer
16 21 (4.54%) IT Analyst
Libraries, Frameworks & Software Standards
1 14 (3.02%) OAuth
1 14 (3.02%) SAML
2 12 (2.59%) ADO
2 12 (2.59%) YAML
3 7 (1.51%) .NET
4 6 (1.30%) 802.1X
5 3 (0.65%) Microsoft Graph
5 3 (0.65%) REST
5 3 (0.65%) RESTful
6 2 (0.43%) AWS SAM
6 2 (0.43%) Elastic Stack
6 2 (0.43%) FastAPI
6 2 (0.43%) FIX Protocol
6 2 (0.43%) Kafka
6 2 (0.43%) Keycloak
6 2 (0.43%) LDAP
6 2 (0.43%) OpenID
6 2 (0.43%) WebRTC
7 1 (0.22%) SailPoint
7 1 (0.22%) Web Services
Miscellaneous
1 70 (15.12%) Data Centre
2 32 (6.91%) Management Information System
3 29 (6.26%) Cyber Threat
4 27 (5.83%) Security Posture
5 25 (5.40%) Hybrid Cloud
6 22 (4.75%) Cloud Native
7 19 (4.10%) Onboarding
8 18 (3.89%) Driving Licence
9 15 (3.24%) Enterprise Software
10 14 (3.02%) Foreign Exchange (FX)
10 14 (3.02%) PKI
11 12 (2.59%) Self-Motivation
12 9 (1.94%) IoT
12 9 (1.94%) Virtual Team
13 8 (1.73%) Analytical Mindset
13 8 (1.73%) Blog
14 7 (1.51%) Cyber Defence
14 7 (1.51%) Private Cloud
15 6 (1.30%) Public Cloud
15 6 (1.30%) Security Operations Centre
Operating Systems
1 150 (32.40%) Windows
2 65 (14.04%) Windows Server
3 60 (12.96%) Linux
4 21 (4.54%) VMS
5 18 (3.89%) Windows 10
6 16 (3.46%) Mac OS
6 16 (3.46%) Unix
7 13 (2.81%) Ubuntu
8 12 (2.59%) Windows Server 2016
8 12 (2.59%) Windows Server 2019
9 8 (1.73%) Red Hat Enterprise Linux
10 7 (1.51%) CentOS
11 4 (0.86%) Mac OS X
12 3 (0.65%) Android
12 3 (0.65%) Apple iOS
12 3 (0.65%) Kali Linux
13 2 (0.43%) Solaris
13 2 (0.43%) Windows Server 2012
14 1 (0.22%) Debian
Processes & Methodologies
1 97 (20.95%) Cybersecurity
2 96 (20.73%) Problem-Solving
3 88 (19.01%) Incident Response
4 85 (18.36%) Infrastructure Engineering
5 81 (17.49%) Disaster Recovery
6 68 (14.69%) SIEM
7 65 (14.04%) Zero Trust
8 62 (13.39%) Computer Science
9 61 (13.17%) Infrastructure as Code
9 61 (13.17%) Migration
10 55 (11.88%) ITIL
11 53 (11.45%) Cloud Security
12 51 (11.02%) DevOps
13 48 (10.37%) High Availability
14 45 (9.72%) Continuous Improvement
15 44 (9.50%) CI/CD
15 44 (9.50%) Vulnerability Management
16 42 (9.07%) Information Security
17 40 (8.64%) Kalman Filter
17 40 (8.64%) Security Operations
Programming Languages
1 85 (18.36%) PowerShell
2 67 (14.47%) Python
3 27 (5.83%) Bash
4 20 (4.32%) SQL
5 14 (3.02%) Bicep
5 14 (3.02%) Kusto Query Language
6 6 (1.30%) Go
7 5 (1.08%) Java
8 3 (0.65%) Shell Script
9 2 (0.43%) JavaScript
10 1 (0.22%) C#
10 1 (0.22%) Korn
10 1 (0.22%) PL/SQL
10 1 (0.22%) VB.NET
Qualifications
1 108 (23.33%) Cisco Certification
2 84 (18.14%) Degree
3 83 (17.93%) CCNP
4 56 (12.10%) CISSP
5 48 (10.37%) CCNA
6 38 (8.21%) CCIE
7 37 (7.99%) Computer Science Degree
8 32 (6.91%) CISM
9 28 (6.05%) Azure Certification
10 26 (5.62%) Security Cleared
11 22 (4.75%) Microsoft Certification
12 18 (3.89%) CCSA
12 18 (3.89%) CCSE
12 18 (3.89%) Network+ Certification
13 17 (3.67%) DBS Check
14 15 (3.24%) SC Cleared
15 14 (3.02%) AWS Certification
15 14 (3.02%) CISA
15 14 (3.02%) CompTIA Security+
16 12 (2.59%) HND
Quality Assurance & Compliance
1 83 (17.93%) ISO/IEC 27001
2 47 (10.15%) NIST
3 44 (9.50%) GDPR
4 25 (5.40%) PCI DSS
5 24 (5.18%) Cyber Essentials
6 20 (4.32%) SOC 2
7 13 (2.81%) Cyber Essentials PLUS
8 12 (2.59%) SLA
9 7 (1.51%) GRC
10 5 (1.08%) Sarbanes-Oxley
11 4 (0.86%) Government Security Classifications
11 4 (0.86%) HMG Security Policy Framework
11 4 (0.86%) JSP 440
12 3 (0.65%) Accessibility
12 3 (0.65%) ITGC
13 2 (0.43%) Basel III
13 2 (0.43%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
13 2 (0.43%) MiFID
13 2 (0.43%) PMO
14 1 (0.22%) QA
System Software
1 149 (32.18%) Active Directory
2 47 (10.15%) VMware Infrastructure
3 23 (4.97%) Firmware
4 20 (4.32%) Hyper-V
4 20 (4.32%) Virtual Machines
5 19 (4.10%) Docker
6 15 (3.24%) Virtual Desktop
7 10 (2.16%) vSphere
8 8 (1.73%) VMware ESXi
9 5 (1.08%) KVM
10 3 (0.65%) NFS
11 2 (0.43%) XenApp
11 2 (0.43%) 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 (16.41%) Terraform
2 66 (14.25%) Microsoft Intune
3 60 (12.96%) Ansible
4 40 (8.64%) Kubernetes
5 31 (6.70%) FortiGate
5 31 (6.70%) SCCM
6 11 (2.38%) Grafana
7 10 (2.16%) CASB
7 10 (2.16%) Prometheus
8 8 (1.73%) Single Sign-On
9 7 (1.51%) Argo
10 6 (1.30%) Check_MK
11 5 (1.08%) Autotask
11 5 (1.08%) Docker Swarm
11 5 (1.08%) Istio
11 5 (1.08%) linkerd
11 5 (1.08%) Mesos
11 5 (1.08%) Nessus
11 5 (1.08%) SCOM
11 5 (1.08%) vCenter Server
Vendors
1 170 (36.72%) Microsoft
2 159 (34.34%) Cisco
3 86 (18.57%) VMware
4 83 (17.93%) Palo Alto
5 68 (14.69%) Fortinet
6 59 (12.74%) CheckPoint
7 56 (12.10%) Meraki
8 45 (9.72%) SolarWinds
9 29 (6.26%) Juniper
10 26 (5.62%) Dynatrace
11 25 (5.40%) Zscaler
12 20 (4.32%) Google
13 18 (3.89%) Arista
14 17 (3.67%) Splunk
15 15 (3.24%) AppDynamics
15 15 (3.24%) Tenable
16 14 (3.02%) ServiceNow
17 12 (2.59%) CrowdStrike
18 10 (2.16%) F5
19 9 (1.94%) Aruba