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 13 January 2026, with comparisons to the same periods in the previous two years.

6 months to
13 Jan 2026
Same period 2025 Same period 2024
Rank 89 71 69
Rank change year-on-year -18 -2 +35
Permanent jobs citing Firewall 422 621 744
As % of all permanent jobs in London 3.01% 4.03% 4.06%
As % of the Communications & Networking category 24.46% 31.59% 32.65%
Number of salaries quoted 305 417 635
10th Percentile £32,000 £40,000 £42,500
25th Percentile £41,250 £57,500 £52,500
Median annual salary (50th Percentile) £70,000 £72,500 £65,000
Median % change year-on-year -3.45% +11.54% +4.00%
75th Percentile £87,500 £90,000 £82,500
90th Percentile £98,750 £100,500 £97,500
England median annual salary £46,000 £54,000 £52,500
% change year-on-year -14.81% +2.86% -

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 1,725 1,966 2,279
As % of all permanent jobs advertised in London 12.32% 12.76% 12.44%
Number of salaries quoted 910 1,092 1,785
10th Percentile £28,697 £37,000 £35,000
25th Percentile £36,813 £50,000 £47,500
Median annual salary (50th Percentile) £60,000 £67,500 £65,000
Median % change year-on-year -11.11% +3.85% +4.00%
75th Percentile £87,500 £85,000 £82,500
90th Percentile £107,500 £104,750 £97,500
England median annual salary £40,000 £55,000 £50,000
% change year-on-year -27.27% +10.00% -4.76%

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 13 January 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 13 January 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 -13 75 £80,000 +3.23% 20
East London +7 26 £35,000 - 6
West London +13 14 £72,500 +8.21% 9
South London +27 8 £46,000 -23.33% 4
North London +14 7 £75,000 +100.00% 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 38 (9.00%) Microsoft Exchange
2 25 (5.92%) SharePoint
3 4 (0.95%) Confluence
4 3 (0.71%) Apache
5 2 (0.47%) Apache Airflow
5 2 (0.47%) nginx
6 1 (0.24%) IIS
Applications
1 10 (2.37%) MS Visio
2 9 (2.13%) Microsoft Office
3 1 (0.24%) Adobe Creative Suite
3 1 (0.24%) Microsoft Project
Business Applications
1 2 (0.47%) Fidessa
2 1 (0.24%) Dynamics CRM
Cloud Services
1 240 (56.87%) Azure
2 129 (30.57%) Microsoft 365
3 88 (20.85%) AWS
4 63 (14.93%) Entra ID
5 32 (7.58%) SaaS
6 26 (6.16%) GCP
7 23 (5.45%) IaaS
8 22 (5.21%) PaaS
9 19 (4.50%) GitHub
10 18 (4.27%) Azure DevOps
11 17 (4.03%) Datadog
12 16 (3.79%) Azure Monitor
13 15 (3.55%) Azure ExpressRoute
14 14 (3.32%) Azure Sentinel
15 13 (3.08%) GitHub Actions
16 11 (2.61%) Azure Key Vault
17 10 (2.37%) Azure AKS
17 10 (2.37%) Google Workspace
18 9 (2.13%) Cloud Computing
18 9 (2.13%) Mimecast
Communications & Networking
1 152 (36.02%) VPN
2 115 (27.25%) WAN
3 98 (23.22%) LAN
4 87 (20.62%) Wi-Fi
5 69 (16.35%) Network Security
6 67 (15.88%) DNS
7 59 (13.98%) VLAN
8 57 (13.51%) TCP/IP
9 56 (13.27%) Wireless
10 53 (12.56%) SD-WAN
11 52 (12.32%) DHCP
12 39 (9.24%) BGP
13 37 (8.77%) OSPF
14 29 (6.87%) Cisco ASA
15 24 (5.69%) Intrusion Detection
16 23 (5.45%) VoIP
17 21 (4.98%) Cisco Wireless
18 19 (4.50%) Cisco Firepower
19 18 (4.27%) Cisco Nexus
19 18 (4.27%) SAN
Database & Business Intelligence
1 24 (5.69%) SQL Server
2 8 (1.90%) Power BI
3 5 (1.18%) MySQL
4 4 (0.95%) Azure SQL Database
5 3 (0.71%) Amazon RDS
6 2 (0.47%) Data Lake
6 2 (0.47%) Metadata
6 2 (0.47%) MongoDB
6 2 (0.47%) PostgreSQL
7 1 (0.24%) InfluxDB
7 1 (0.24%) NoSQL
7 1 (0.24%) Relational Database
Development Applications
1 11 (2.61%) Git
2 7 (1.66%) Chocolatey
3 6 (1.42%) Jenkins
4 5 (1.18%) GitLab
5 4 (0.95%) JIRA
5 4 (0.95%) Sonatype Nexus
5 4 (0.95%) TeamCity
6 2 (0.47%) Jaeger
6 2 (0.47%) MLflow
7 1 (0.24%) Burp Suite
General
1 128 (30.33%) Social Skills
2 123 (29.15%) Finance
3 50 (11.85%) Analytical Skills
4 32 (7.58%) Banking
5 23 (5.45%) Telecoms
6 15 (3.55%) Documentation Skills
6 15 (3.55%) Law
7 14 (3.32%) Legal
8 11 (2.61%) Financial Institution
9 10 (2.37%) Inclusion and Diversity
10 9 (2.13%) Manufacturing
10 9 (2.13%) Marketing
11 8 (1.90%) Influencing Skills
11 8 (1.90%) Retail
12 6 (1.42%) Organisational Skills
12 6 (1.42%) Public Sector
13 5 (1.18%) Japanese Language
14 4 (0.95%) Advertising
14 4 (0.95%) Back Office
14 4 (0.95%) Billing
Job Titles
1 104 (24.64%) Network Engineer
2 71 (16.82%) Senior
3 63 (14.93%) Infrastructure Engineer
4 62 (14.69%) Analyst
5 52 (12.32%) Support Engineer
6 45 (10.66%) IT Engineer
7 44 (10.43%) IT Support
8 37 (8.77%) Cloud Engineer
9 34 (8.06%) Azure Engineer
10 29 (6.87%) Cisco Engineer
11 28 (6.64%) Support Analyst
12 25 (5.92%) IT Support Engineer
13 24 (5.69%) Security Engineer
14 23 (5.45%) Cisco Network Engineer
14 23 (5.45%) Security Analyst
15 22 (5.21%) IT Analyst
16 21 (4.98%) Senior Network Engineer
17 20 (4.74%) Platform Engineer
18 19 (4.50%) Lead
18 19 (4.50%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 9 (2.13%) ADO
1 9 (2.13%) OAuth
1 9 (2.13%) SAML
1 9 (2.13%) YAML
2 7 (1.66%) .NET
3 4 (0.95%) 802.1X
3 4 (0.95%) RESTful
4 3 (0.71%) Microsoft Graph
5 2 (0.47%) AWS SAM
5 2 (0.47%) Elastic Stack
5 2 (0.47%) FastAPI
5 2 (0.47%) FIX Protocol
5 2 (0.47%) Kafka
5 2 (0.47%) Keycloak
5 2 (0.47%) WebRTC
6 1 (0.24%) REST
Miscellaneous
1 57 (13.51%) Data Centre
2 38 (9.00%) Management Information System
3 26 (6.16%) Hybrid Cloud
4 22 (5.21%) Cyber Threat
5 19 (4.50%) Cloud Native
5 19 (4.50%) Driving Licence
5 19 (4.50%) Onboarding
6 16 (3.79%) Security Posture
7 13 (3.08%) Enterprise Software
7 13 (3.08%) Self-Motivation
8 11 (2.61%) Foreign Exchange (FX)
8 11 (2.61%) PKI
9 9 (2.13%) Public Cloud
9 9 (2.13%) Virtual Team
10 8 (1.90%) IoT
11 7 (1.66%) Analytical Mindset
11 7 (1.66%) Private Cloud
12 6 (1.42%) Legacy Applications
13 5 (1.18%) Cyber Security Posture
13 5 (1.18%) Security Operations Centre
Operating Systems
1 142 (33.65%) Windows
2 75 (17.77%) Linux
3 67 (15.88%) Windows Server
4 22 (5.21%) VMS
5 19 (4.50%) Windows 10
6 16 (3.79%) Windows Server 2019
7 15 (3.55%) Mac OS
7 15 (3.55%) Unix
8 12 (2.84%) Ubuntu
9 11 (2.61%) Windows Server 2016
10 10 (2.37%) Red Hat Enterprise Linux
11 8 (1.90%) CentOS
12 4 (0.95%) Mac OS X
13 3 (0.71%) Android
14 2 (0.47%) Apple iOS
14 2 (0.47%) Debian
14 2 (0.47%) Kali Linux
14 2 (0.47%) Solaris
15 1 (0.24%) Windows Server 2012
Processes & Methodologies
1 98 (23.22%) Cybersecurity
2 91 (21.56%) Problem-Solving
3 85 (20.14%) Incident Response
4 72 (17.06%) Infrastructure Engineering
5 68 (16.11%) Disaster Recovery
6 67 (15.88%) SIEM
7 59 (13.98%) Infrastructure as Code
8 57 (13.51%) Computer Science
9 49 (11.61%) Information Security
9 49 (11.61%) ITIL
9 49 (11.61%) Migration
10 46 (10.90%) DevOps
10 46 (10.90%) Zero Trust
11 45 (10.66%) Cloud Security
12 42 (9.95%) Customer Service
13 41 (9.72%) Security Operations
14 37 (8.77%) Continuous Improvement
15 36 (8.53%) Kalman Filter
16 35 (8.29%) High Availability
16 35 (8.29%) Load Balancing
Programming Languages
1 82 (19.43%) PowerShell
2 75 (17.77%) Python
3 26 (6.16%) Bash
4 20 (4.74%) SQL
5 13 (3.08%) Bicep
6 12 (2.84%) Kusto Query Language
7 6 (1.42%) Go
8 4 (0.95%) Java
9 2 (0.47%) JavaScript
9 2 (0.47%) Shell Script
10 1 (0.24%) C#
10 1 (0.24%) Perl
10 1 (0.24%) VB.NET
Qualifications
1 89 (21.09%) Cisco Certification
2 88 (20.85%) Degree
3 69 (16.35%) CCNP
4 57 (13.51%) CISSP
5 40 (9.48%) CCNA
6 36 (8.53%) CCIE
7 33 (7.82%) Computer Science Degree
8 32 (7.58%) CISM
9 26 (6.16%) Azure Certification
10 21 (4.98%) Microsoft Certification
11 20 (4.74%) Network+ Certification
11 20 (4.74%) Security Cleared
12 19 (4.50%) AWS Certification
13 16 (3.79%) DBS Check
14 14 (3.32%) CCSE
14 14 (3.32%) CompTIA Security+
15 13 (3.08%) CCSA
16 12 (2.84%) CISA
16 12 (2.84%) HND
16 12 (2.84%) SC Cleared
Quality Assurance & Compliance
1 75 (17.77%) ISO/IEC 27001
2 49 (11.61%) GDPR
3 45 (10.66%) NIST
4 26 (6.16%) Cyber Essentials
5 19 (4.50%) PCI DSS
6 15 (3.55%) SOC 2
7 13 (3.08%) Cyber Essentials PLUS
8 9 (2.13%) SLA
9 6 (1.42%) GRC
9 6 (1.42%) PMO
10 4 (0.95%) Sarbanes-Oxley
11 3 (0.71%) ITGC
12 2 (0.47%) Accessibility
12 2 (0.47%) Basel III
12 2 (0.47%) HIPAA
12 2 (0.47%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 2 (0.47%) MiFID
13 1 (0.24%) NIST 800
13 1 (0.24%) QA
System Software
1 137 (32.46%) Active Directory
2 49 (11.61%) VMware Infrastructure
3 22 (5.21%) Virtual Machines
4 20 (4.74%) Firmware
4 20 (4.74%) Hyper-V
5 16 (3.79%) Docker
6 12 (2.84%) vSphere
7 9 (2.13%) Virtual Desktop
8 8 (1.90%) NFS
9 6 (1.42%) VMware ESXi
10 5 (1.18%) KVM
11 4 (0.95%) pfSense
11 4 (0.95%) ProxySG
11 4 (0.95%) XenApp
11 4 (0.95%) XenDesktop
12 2 (0.47%) EMC RecoverPoint
12 2 (0.47%) Squid
13 1 (0.24%) VMware Server
Systems Management
1 70 (16.59%) Terraform
2 59 (13.98%) Microsoft Intune
3 52 (12.32%) Ansible
4 37 (8.77%) Kubernetes
5 28 (6.64%) FortiGate
5 28 (6.64%) SCCM
6 12 (2.84%) CASB
7 10 (2.37%) Autotask
7 10 (2.37%) Single Sign-On
8 9 (2.13%) Grafana
8 9 (2.13%) Prometheus
9 7 (1.66%) Nessus
10 6 (1.42%) CSIRT
10 6 (1.42%) QRadar
11 5 (1.18%) Argo
11 5 (1.18%) SCOM
12 4 (0.95%) Cilium
12 4 (0.95%) Computer Emergency Response Teams
13 3 (0.71%) Docker Swarm
13 3 (0.71%) vCenter Server
Vendors
1 161 (38.15%) Microsoft
2 143 (33.89%) Cisco
3 81 (19.19%) VMware
4 70 (16.59%) Palo Alto
5 60 (14.22%) Fortinet
6 54 (12.80%) CheckPoint
7 40 (9.48%) Meraki
8 33 (7.82%) Juniper
9 32 (7.58%) SolarWinds
10 18 (4.27%) Zscaler
11 16 (3.79%) F5
12 15 (3.55%) Splunk
13 14 (3.32%) Google
14 13 (3.08%) Arista
14 13 (3.08%) Dynatrace
15 12 (2.84%) Red Hat
16 11 (2.61%) Citrix
16 11 (2.61%) CrowdStrike
17 10 (2.37%) AppDynamics
18 9 (2.13%) ServiceNow