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

6 months to
26 Sep 2026
Same period 2025 Same period 2024
Rank 105 82 99
Rank change year-on-year -23 +17 -38
Permanent jobs citing Firewall 541 445 653
As % of all permanent jobs in London 2.11% 3.76% 3.42%
As % of the Communications & Networking category 29.56% 36.30% 25.86%
Number of salaries quoted 404 336 418
10th Percentile £39,000 £35,625 £37,850
25th Percentile £52,500 £47,188 £48,750
Median annual salary (50th Percentile) £70,000 £67,500 £70,000
Median % change year-on-year +3.70% -3.57% +7.69%
75th Percentile £88,750 £82,500 £82,500
90th Percentile £100,000 £95,000 £93,750
England median annual salary £52,000 £47,500 £50,000
% change year-on-year +9.47% -5.00% -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 1,830 1,226 2,525
As % of all permanent jobs advertised in London 7.12% 10.35% 13.22%
Number of salaries quoted 1,068 837 1,231
10th Percentile £36,250 £31,250 £36,250
25th Percentile £46,250 £40,000 £46,250
Median annual salary (50th Percentile) £65,000 £60,000 £65,000
Median % change year-on-year +8.33% -7.69% +0.46%
75th Percentile £87,500 £82,500 £81,250
90th Percentile £105,000 £100,000 £97,500
England median annual salary £49,250 £40,500 £50,000
% change year-on-year +21.60% -19.00% -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 26 September 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 September 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 -23 43 £90,000 +28.57% 72
West London +5 30 £60,000 +9.09% 13
South London +17 23 £38,500 -16.30% 11
North London +9 12 £55,000 -21.43% 1
East London -11 6 £105,000 +208.82% 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 60 (11.09%) Microsoft Exchange
2 59 (10.91%) SharePoint
3 4 (0.74%) Confluence
4 3 (0.55%) SAS
5 2 (0.37%) Apache
6 1 (0.18%) IIS
6 1 (0.18%) Moodle
6 1 (0.18%) OpenStack
Applications
1 14 (2.59%) Microsoft Office
2 12 (2.22%) MS Visio
3 2 (0.37%) Microsoft Excel
3 2 (0.37%) Microsoft PowerPoint
3 2 (0.37%) SmartSuite
Business Applications
1 8 (1.48%) Fidessa
2 3 (0.55%) SAP S/4HANA
3 1 (0.18%) Eikon
3 1 (0.18%) FLEXCUBE
3 1 (0.18%) Sparx Enterprise Architect
Cloud Services
1 292 (53.97%) Azure
2 197 (36.41%) Microsoft 365
3 139 (25.69%) Entra ID
4 97 (17.93%) AWS
5 39 (7.21%) PaaS
6 38 (7.02%) SaaS
7 32 (5.91%) IaaS
8 26 (4.81%) Datadog
9 25 (4.62%) GCP
10 24 (4.44%) Azure DevOps
11 22 (4.07%) Azure Monitor
12 21 (3.88%) Azure ExpressRoute
13 19 (3.51%) Azure Sentinel
13 19 (3.51%) Mimecast
13 19 (3.51%) OneDrive
14 18 (3.33%) Serverless
15 15 (2.77%) Google Workspace
16 14 (2.59%) Power Platform
17 12 (2.22%) Azure Key Vault
17 12 (2.22%) OpenShift
Communications & Networking
1 217 (40.11%) VPN
2 176 (32.53%) DNS
3 169 (31.24%) Network Security
4 136 (25.14%) WAN
5 125 (23.11%) VLAN
6 123 (22.74%) DHCP
7 109 (20.15%) LAN
8 107 (19.78%) Wi-Fi
9 96 (17.74%) TCP/IP
9 96 (17.74%) Wireless
10 75 (13.86%) SD-WAN
11 59 (10.91%) BGP
12 57 (10.54%) Cisco ISE
13 52 (9.61%) OSPF
14 40 (7.39%) SAN
15 25 (4.62%) SSL
16 24 (4.44%) MPLS
16 24 (4.44%) WLAN
17 21 (3.88%) Cisco Wireless
18 17 (3.14%) VXLAN
Database & Business Intelligence
1 59 (10.91%) SQL Server
2 13 (2.40%) Power BI
3 12 (2.22%) Azure SQL Database
4 3 (0.55%) Big Data
4 3 (0.55%) BusinessObjects
4 3 (0.55%) Oracle Reports
4 3 (0.55%) SAP HANA
5 2 (0.37%) PostgreSQL
6 1 (0.18%) Amazon RDS
6 1 (0.18%) Elasticsearch
6 1 (0.18%) Electronic Patient Records
6 1 (0.18%) InfluxDB
6 1 (0.18%) MySQL
6 1 (0.18%) Oracle Database
6 1 (0.18%) Oracle Database 11g
6 1 (0.18%) Oracle Database 12c
6 1 (0.18%) Oracle Exadata
Development Applications
1 16 (2.96%) JIRA
2 12 (2.22%) Burp Suite
2 12 (2.22%) Metasploit
3 11 (2.03%) Chocolatey
4 5 (0.92%) GitLab
5 4 (0.74%) Git
6 3 (0.55%) Maven
7 1 (0.18%) Bitbucket Server
7 1 (0.18%) Jenkins
7 1 (0.18%) Oracle APEX
7 1 (0.18%) TeamCity
General
1 185 (34.20%) Social Skills
2 128 (23.66%) Finance
3 39 (7.21%) Banking
4 35 (6.47%) Law
5 31 (5.73%) Analytical Skills
6 29 (5.36%) Legal
6 29 (5.36%) Telecoms
7 17 (3.14%) Inclusion and Diversity
7 17 (3.14%) Public Sector
8 15 (2.77%) Documentation Skills
9 14 (2.59%) Presentation Skills
10 13 (2.40%) Influencing Skills
10 13 (2.40%) Organisational Skills
11 11 (2.03%) Mandarin Language
11 11 (2.03%) Retail
12 8 (1.48%) Back Office
13 7 (1.29%) Marketing
14 6 (1.11%) Billing
14 6 (1.11%) Digital Health
14 6 (1.11%) Manufacturing
Job Titles
1 112 (20.70%) Senior
2 103 (19.04%) Network Engineer
3 75 (13.86%) Infrastructure Engineer
4 60 (11.09%) Azure Engineer
5 59 (10.91%) IT Engineer
6 58 (10.72%) Architect
7 47 (8.69%) Support Engineer
8 44 (8.13%) IT Support
9 43 (7.95%) Security Engineer
10 42 (7.76%) Lead
11 34 (6.28%) IT Support Engineer
11 34 (6.28%) Senior Network Engineer
12 33 (6.10%) Cloud Engineer
13 30 (5.55%) Azure Infrastructure Engineer
14 28 (5.18%) Analyst
15 27 (4.99%) 2nd Line Support
16 26 (4.81%) Senior Infrastructure Engineer
17 23 (4.25%) 2nd Line Engineer
17 23 (4.25%) 3rd Line Support
18 22 (4.07%) 2nd Line Support Engineer
Libraries, Frameworks & Software Standards
1 74 (13.68%) Terraform
2 16 (2.96%) FIX Protocol
2 16 (2.96%) OpenID
2 16 (2.96%) SAML
3 15 (2.77%) OAuth
3 15 (2.77%) REST
4 14 (2.59%) LDAP
5 11 (2.03%) ARM Templates
6 10 (1.85%) 802.1X
7 8 (1.48%) ADO
8 5 (0.92%) Node.js
8 5 (0.92%) YAML
9 2 (0.37%) RESTful
9 2 (0.37%) Web Services
10 1 (0.18%) Azure Blueprints
10 1 (0.18%) Elastic Stack
10 1 (0.18%) Microsoft Graph
10 1 (0.18%) Middleware
10 1 (0.18%) OAuth2
10 1 (0.18%) Software Packaging
Miscellaneous
1 90 (16.64%) Data Centre
2 64 (11.83%) Security Posture
3 41 (7.58%) Hybrid Cloud
4 36 (6.65%) Onboarding
5 30 (5.55%) Cyber Threat
6 25 (4.62%) Management Information System
7 23 (4.25%) Distributed Denial-of-Service
7 23 (4.25%) PKI
8 19 (3.51%) Cloud Native
9 18 (3.33%) Enterprise Software
9 18 (3.33%) Video Conferencing
10 13 (2.40%) Driving Licence
11 10 (1.85%) Virtual Team
12 9 (1.66%) Operational Technology
12 9 (1.66%) Private Cloud
12 9 (1.66%) Public Cloud
13 8 (1.48%) Eurex
13 8 (1.48%) Self-Motivation
14 7 (1.29%) IoT
14 7 (1.29%) Legacy Systems
Operating Systems
1 192 (35.49%) Windows
2 78 (14.42%) Linux
3 68 (12.57%) Windows Server
4 35 (6.47%) Mac OS
5 15 (2.77%) Windows Server 2019
6 13 (2.40%) Unix
6 13 (2.40%) VMS
7 11 (2.03%) Ubuntu
8 8 (1.48%) CentOS
8 8 (1.48%) Rocky
9 5 (0.92%) Solaris
9 5 (0.92%) Windows 10
10 3 (0.55%) Kali Linux
10 3 (0.55%) Windows Server 2016
11 2 (0.37%) Android
11 2 (0.37%) Red Hat Enterprise Linux
11 2 (0.37%) tvOS
Processes & Methodologies
1 142 (26.25%) Cybersecurity
2 109 (20.15%) Problem-Solving
3 98 (18.11%) Infrastructure Engineering
4 96 (17.74%) Continuous Improvement
5 92 (17.01%) Disaster Recovery
6 87 (16.08%) Incident Response
7 84 (15.53%) Cloud Security
8 83 (15.34%) Roadmaps
8 83 (15.34%) Zero Trust
9 74 (13.68%) Infrastructure as Code
9 74 (13.68%) Migration
10 69 (12.75%) SIEM
11 65 (12.01%) ITIL
12 63 (11.65%) High Availability
12 63 (11.65%) Project Delivery
12 63 (11.65%) Stakeholder Management
13 61 (11.28%) Mentoring
14 57 (10.54%) Technical Leadership
15 53 (9.80%) Change Management
15 53 (9.80%) Vulnerability Management
Programming Languages
1 74 (13.68%) PowerShell
2 65 (12.01%) Python
3 28 (5.18%) Bash
4 24 (4.44%) SQL
5 23 (4.25%) Bicep
6 8 (1.48%) JavaScript
6 8 (1.48%) Kusto Query Language
6 8 (1.48%) Perl
6 8 (1.48%) Ruby
7 5 (0.92%) C
8 3 (0.55%) Shell Script
9 2 (0.37%) Go
9 2 (0.37%) Java
10 1 (0.18%) Korn
10 1 (0.18%) PL/SQL
Qualifications
1 100 (18.48%) Cisco Certification
2 84 (15.53%) CCNP
3 68 (12.57%) Degree
4 62 (11.46%) CISSP
5 56 (10.35%) Azure Certification
6 41 (7.58%) CCNA
7 37 (6.84%) Security Cleared
8 33 (6.10%) Computer Science Degree
9 27 (4.99%) Microsoft Certification
10 24 (4.44%) CISM
11 21 (3.88%) AWS Certification
12 19 (3.51%) CCIE
13 12 (2.22%) CompTIA Security+
14 11 (2.03%) Master's Degree
15 9 (1.66%) CHECK Team Member
15 9 (1.66%) DV Cleared
15 9 (1.66%) GIAC
15 9 (1.66%) ITIL Certification
15 9 (1.66%) SC Cleared
16 8 (1.48%) CEH
Quality Assurance & Compliance
1 70 (12.94%) ISO/IEC 27001
2 69 (12.75%) NIST
3 37 (6.84%) GDPR
4 34 (6.28%) PCI DSS
5 33 (6.10%) SLA
6 14 (2.59%) Cyber Essentials
7 9 (1.66%) GRC
8 8 (1.48%) SOC 2
9 6 (1.11%) QA
10 4 (0.74%) Cyber Essentials PLUS
11 3 (0.55%) NCSC
12 2 (0.37%) ISO 22301
12 2 (0.37%) ISO 9001
12 2 (0.37%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
13 1 (0.18%) Actionable Recommendations
13 1 (0.18%) Data Quality
13 1 (0.18%) HIPAA
13 1 (0.18%) PMO
System Software
1 150 (27.73%) Active Directory
2 53 (9.80%) VMware Infrastructure
3 25 (4.62%) Hyper-V
4 17 (3.14%) Virtual Desktop
5 14 (2.59%) Docker
6 13 (2.40%) Virtual Machines
7 12 (2.22%) vSphere
8 5 (0.92%) VMware ESXi
8 5 (0.92%) VMware NSX
9 2 (0.37%) EMC RecoverPoint
9 2 (0.37%) Firmware
9 2 (0.37%) ProxySG
10 1 (0.18%) BitLocker
10 1 (0.18%) NFS
10 1 (0.18%) Samba
10 1 (0.18%) Xen
Systems Management
1 74 (13.68%) Microsoft Intune
2 52 (9.61%) Ansible
3 49 (9.06%) FortiGate
4 33 (6.10%) Kubernetes
4 33 (6.10%) Single Sign-On
5 19 (3.51%) Autotask
6 18 (3.33%) SCCM
7 17 (3.14%) Jamf Pro
8 15 (2.77%) Nessus
9 12 (2.22%) Grafana
9 12 (2.22%) Nmap
10 11 (2.03%) CASB
11 9 (1.66%) Prometheus
12 5 (0.92%) vCenter Server
13 3 (0.55%) Active Directory Federation Services
13 3 (0.55%) Argo
13 3 (0.55%) Istio
13 3 (0.55%) Symantec Endpoint Protection
13 3 (0.55%) VxRail
14 2 (0.37%) WhatsUp Gold
Vendors
1 292 (53.97%) Microsoft
2 164 (30.31%) Cisco
3 118 (21.81%) Palo Alto
4 101 (18.67%) VMware
5 57 (10.54%) Fortinet
6 55 (10.17%) Meraki
7 54 (9.98%) Zscaler
8 28 (5.18%) F5
9 27 (4.99%) Aruba
10 26 (4.81%) SolarWinds
11 24 (4.44%) Juniper
11 24 (4.44%) Splunk
11 24 (4.44%) Tenable
12 23 (4.25%) CheckPoint
13 22 (4.07%) CrowdStrike
14 21 (3.88%) Arista
15 20 (3.70%) HP
16 18 (3.33%) Google
17 17 (3.14%) Dynatrace
17 17 (3.14%) Ubiquiti