Period
to 22 September 2021

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Firewall skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Firewall over the 6 months to 22 September 2021 with a comparison to the same period in the previous 2 years.

Firewall
England > London
6 months to
22 Sep 2021
Same period 2020 Same period 2019
Rank 141 77 83
Rank change year-on-year -64 +6 -12
Permanent jobs citing Firewall 1,243 867 2,048
As % of all permanent jobs advertised in London 2.53% 4.22% 3.72%
As % of the Communications & Networking category 21.83% 30.78% 28.91%
Number of salaries quoted 1,040 753 1,675
10th Percentile £37,500 £41,250 £30,500
25th Percentile £47,500 £48,500 £38,250
Median annual salary (50th Percentile) £65,000 £65,000 £55,000
Median % change year-on-year - +18.18% -3.51%
75th Percentile £80,000 £80,000 £72,500
90th Percentile £92,500 £90,000 £82,800
England median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -10.00%

Firewall is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 5,694 2,817 7,083
As % of all permanent IT jobs advertised in London 11.59% 13.72% 12.85%
Number of salaries quoted 3,716 2,340 5,813
10th Percentile £33,000 £36,250 £28,750
25th Percentile £46,250 £47,500 £37,500
Median annual salary (50th Percentile) £62,500 £65,000 £55,000
Median % change year-on-year -3.85% +18.18% -
75th Percentile £80,000 £80,000 £75,000
90th Percentile £95,000 £95,000 £87,500
England median annual salary £50,000 £52,500 £46,000
% change year-on-year -4.76% +14.13% -3.16%

Firewall
Job Vacancy Trend in London

Job postings citing Firewall as a proportion of all IT jobs advertised in London.

Job vacancy trend for Firewall in London

Firewall
Salary Trend in London

3-month moving average salary quoted in jobs citing Firewall in London.

Salary trend for Firewall in London

Firewall
Salary Histogram in London

Salary distribution for jobs citing Firewall in London over the 6 months to 22 September 2021.

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 September 2021. 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
Job
Vacancies
Central London -63 181 £62,500 -9.09% 70
West London -29 68 £51,321 -2.25% 36
South London -5 42 £50,000 -4.76% 16
East London -7 17 £57,500 -4.17% 20
North London -12 1 £85,000 +61.90% 5
Firewall
England

For the 6 months to 22 September 2021, IT jobs citing Firewall also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Firewall.

1 518 (41.67%) Azure
2 484 (38.94%) Windows
3 401 (32.26%) Microsoft
4 360 (28.96%) Cisco
5 330 (26.55%) Linux
6 328 (26.39%) AWS
7 324 (26.07%) Microsoft 365
8 322 (25.91%) Active Directory
9 310 (24.94%) Social Skills
10 283 (22.77%) VPN
11 252 (20.27%) WAN
11 252 (20.27%) Cisco Certification
12 241 (19.39%) Windows Server
13 237 (19.07%) DNS
14 235 (18.91%) Information Security
14 235 (18.91%) Cybersecurity
15 230 (18.50%) Finance
16 221 (17.78%) TCP/IP
17 220 (17.70%) VMware
18 219 (17.62%) DevOps
18 219 (17.62%) PowerShell
19 216 (17.38%) LAN
20 213 (17.14%) Python
21 191 (15.37%) Network Security
22 184 (14.80%) Palo Alto
23 180 (14.48%) ITIL
24 155 (12.47%) CCNP
25 150 (12.07%) Terraform
26 144 (11.58%) ISO/IEC 27001
27 143 (11.50%) DHCP

Firewall
Co-occurring IT Skills in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 72 (5.79%) MS Exchange
2 71 (5.71%) SharePoint
3 61 (4.91%) IIS
4 45 (3.62%) Apache
5 24 (1.93%) Tomcat
6 23 (1.85%) Exchange Server 2013
7 22 (1.77%) nginx
8 20 (1.61%) Elasticsearch
9 15 (1.21%) Apache Airflow
10 13 (1.05%) Exchange Server 2010
11 12 (0.97%) WebLogic
12 10 (0.80%) Oracle SOA Suite
13 9 (0.72%) Cloud Foundry
14 8 (0.64%) Oracle HTTP Server
15 7 (0.56%) OpenStack
15 7 (0.56%) Skype for Business
16 6 (0.48%) JBoss
16 6 (0.48%) WebSphere
17 4 (0.32%) Exchange Server 2003
17 4 (0.32%) WebSphere Application Server
Applications
1 84 (6.76%) Microsoft Office
2 34 (2.74%) MS Visio
3 22 (1.77%) Microsoft Excel
4 15 (1.21%) Microsoft PowerPoint
5 1 (0.080%) Microsoft Project
5 1 (0.080%) Weka
Business Applications
1 8 (0.64%) SAP Business One
2 7 (0.56%) Dynamics CRM
2 7 (0.56%) Relativity
3 6 (0.48%) Dynamics NAV
4 3 (0.24%) Exchequer
4 3 (0.24%) Magento
4 3 (0.24%) Sage 300 ERP
4 3 (0.24%) Sage CRM
4 3 (0.24%) Sentinel
5 1 (0.080%) Dynamics AX
5 1 (0.080%) Dynamics GP
5 1 (0.080%) NetSuite
5 1 (0.080%) Oracle Receivables
Cloud Services
1 518 (41.67%) Azure
2 328 (26.39%) AWS
3 324 (26.07%) Microsoft 365
4 118 (9.49%) SaaS
5 106 (8.53%) Azure Active Directory
6 102 (8.21%) GCP
7 97 (7.80%) PaaS
8 90 (7.24%) IaaS
9 52 (4.18%) GitHub
10 49 (3.94%) Mimecast
11 42 (3.38%) Serverless
12 34 (2.74%) Amazon EKS
13 30 (2.41%) Cloud Computing
13 30 (2.41%) OpenShift
14 29 (2.33%) AWS CloudFormation
14 29 (2.33%) Azure Storage
15 26 (2.09%) Amazon EC2
16 25 (2.01%) Azure Sentinel
17 20 (1.61%) Azure Key Vault
18 17 (1.37%) GitHub Actions
Communications & Networking
1 283 (22.77%) VPN
2 252 (20.27%) WAN
3 237 (19.07%) DNS
4 221 (17.78%) TCP/IP
5 216 (17.38%) LAN
6 191 (15.37%) Network Security
7 143 (11.50%) DHCP
8 125 (10.06%) BGP
9 115 (9.25%) MPLS
10 105 (8.45%) Wireless
11 97 (7.80%) VoIP
12 91 (7.32%) Wi-Fi
13 89 (7.16%) SAN
14 85 (6.84%) OSPF
15 74 (5.95%) Internet
16 70 (5.63%) Cisco ASA
17 66 (5.31%) VLAN
18 58 (4.67%) Intrusion Detection
19 57 (4.59%) SSL
20 56 (4.51%) SD-WAN
Database & Business Intelligence
1 88 (7.08%) SQL Server
2 49 (3.94%) MySQL
3 41 (3.30%) NoSQL
4 35 (2.82%) PostgreSQL
5 23 (1.85%) Relational Database
6 19 (1.53%) Amazon RDS
6 19 (1.53%) MongoDB
7 18 (1.45%) Azure SQL Database
8 16 (1.29%) Big Data
9 15 (1.21%) RDBMS
10 13 (1.05%) SQL Server Integration Services
10 13 (1.05%) SQL Server Reporting Services
11 12 (0.97%) Redis
11 12 (0.97%) SQL Server 2012
12 9 (0.72%) Crystal Reports
13 8 (0.64%) MarkLogic
14 6 (0.48%) Power BI
15 5 (0.40%) SQL Server 2014
16 4 (0.32%) Amazon DynamoDB
16 4 (0.32%) MariaDB
Development Applications
1 81 (6.52%) Jenkins
2 78 (6.28%) Git (software)
3 50 (4.02%) GitLab
4 40 (3.22%) JIRA
5 16 (1.29%) TeamCity
6 11 (0.88%) Atlassian Bamboo
7 9 (0.72%) Vagrant
8 7 (0.56%) Sonatype Nexus
9 5 (0.40%) Bitbucket
9 5 (0.40%) CircleCI
9 5 (0.40%) Maven
9 5 (0.40%) Metasploit
10 4 (0.32%) Eclipse
11 3 (0.24%) Gradle
12 2 (0.16%) GoCD
12 2 (0.16%) Visual Studio
12 2 (0.16%) Visual Studio Team System
13 1 (0.080%) AppScan
13 1 (0.080%) Selenium
13 1 (0.080%) Team Foundation Server
General
1 310 (24.94%) Social Skills
2 230 (18.50%) Finance
3 74 (5.95%) Telecoms
4 73 (5.87%) Analytical Skills
5 70 (5.63%) Banking
6 49 (3.94%) Law
7 43 (3.46%) Documentation Skills
8 35 (2.82%) Manufacturing
9 34 (2.74%) Retail
10 33 (2.65%) Presentation Skills
11 30 (2.41%) Marketing
12 29 (2.33%) Legal
13 24 (1.93%) Organisational Skills
14 23 (1.85%) Public Sector
15 16 (1.29%) Electronics
15 16 (1.29%) Games
16 15 (1.21%) Inclusion and Diversity
17 10 (0.80%) Financial Institution
18 9 (0.72%) French Language
19 8 (0.64%) Aerospace
Job Titles
1 209 (16.81%) Network Engineer
2 127 (10.22%) Analyst
3 111 (8.93%) Security Engineer
4 106 (8.53%) Architect
5 84 (6.76%) Infrastructure Engineer
6 65 (5.23%) Cloud Engineer
7 63 (5.07%) Support Engineer
8 59 (4.75%) IT Engineer
9 58 (4.67%) Consultant
10 57 (4.59%) DevOps Engineer
11 55 (4.42%) Administrator
12 54 (4.34%) Senior Network Engineer
13 46 (3.70%) IT Manager
13 46 (3.70%) Security Analyst
14 44 (3.54%) Support Analyst
15 43 (3.46%) IT Analyst
15 43 (3.46%) Security Architect
16 42 (3.38%) IT Support
17 39 (3.14%) Azure Engineer
18 38 (3.06%) Systems Engineer
Libraries, Frameworks & Software Standards
1 41 (3.30%) Web Services
2 39 (3.14%) Elastic Stack
3 38 (3.06%) Middleware
4 33 (2.65%) .NET
5 32 (2.57%) Node.js
6 28 (2.25%) Kafka
7 22 (1.77%) LAMP
8 20 (1.61%) HTML
9 19 (1.53%) JSON
10 15 (1.21%) 802.1X
10 15 (1.21%) XML
11 14 (1.13%) RESTful
11 14 (1.13%) SAML
12 12 (0.97%) RabbitMQ
13 11 (0.88%) .NET Core
13 11 (0.88%) CSS
13 11 (0.88%) Lambda Expressions
13 11 (0.88%) Spring
14 10 (0.80%) AngularJS
14 10 (0.80%) Zuul
Miscellaneous
1 140 (11.26%) Data Centre
2 125 (10.06%) Management Information System
3 59 (4.75%) Public Cloud
4 46 (3.70%) Cyberthreat
5 34 (2.74%) Cloud Native
6 31 (2.49%) Hybrid Cloud
7 22 (1.77%) Linux Command Line
7 22 (1.77%) User Experience
8 21 (1.69%) Video Conferencing
8 21 (1.69%) Virtual Team
9 20 (1.61%) Cyberattack
9 20 (1.61%) Self-Motivation
10 19 (1.53%) Distributed Denial-of-Service
11 18 (1.45%) Clustering
12 15 (1.21%) PKI
12 15 (1.21%) Security Operations Centre
13 13 (1.05%) Replication
14 11 (0.88%) Private Cloud
14 11 (0.88%) Social Media
15 8 (0.64%) iPad
Operating Systems
1 484 (38.94%) Windows
2 330 (26.55%) Linux
3 241 (19.39%) Windows Server
4 123 (9.90%) Windows 10
5 92 (7.40%) Unix
6 76 (6.11%) Windows Server 2016
7 68 (5.47%) Windows Server 2012
8 53 (4.26%) Windows Server 2019
9 43 (3.46%) CentOS
10 35 (2.82%) Mac OS
11 33 (2.65%) Windows Server 2008
12 28 (2.25%) Mac OS X
12 28 (2.25%) Windows 7
13 24 (1.93%) Ubuntu
14 22 (1.77%) Android
14 22 (1.77%) Red Hat Enterprise Linux
15 21 (1.69%) Debian
16 16 (1.29%) Windows Server 2003
17 15 (1.21%) Apple iOS
18 14 (1.13%) SUSE
Processes & Methodologies
1 235 (18.91%) Cybersecurity
1 235 (18.91%) Information Security
2 219 (17.62%) DevOps
3 180 (14.48%) ITIL
4 136 (10.94%) Agile Software Development
5 133 (10.70%) SIEM
6 126 (10.14%) Infrastructure Engineering
6 126 (10.14%) Problem-Solving
7 97 (7.80%) Disaster Recovery
8 96 (7.72%) Project Management
9 92 (7.40%) Migration
10 78 (6.28%) Change Management
10 78 (6.28%) Service Delivery
11 77 (6.19%) Risk Management
12 75 (6.03%) Network Design
13 74 (5.95%) Infrastructure as Code
14 72 (5.79%) Patch Management
15 71 (5.71%) Security Operations
16 66 (5.31%) Mentoring
17 65 (5.23%) Penetration Testing
Programming Languages
1 219 (17.62%) PowerShell
2 213 (17.14%) Python
3 133 (10.70%) Bash Shell
4 129 (10.38%) SQL
5 70 (5.63%) Java
6 56 (4.51%) Perl
7 47 (3.78%) C
8 35 (2.82%) Go
9 33 (2.65%) C#
9 33 (2.65%) JavaScript
10 21 (1.69%) C++
10 21 (1.69%) Ruby
11 20 (1.61%) PHP
11 20 (1.61%) VB
12 14 (1.13%) Shell Script
13 10 (0.80%) VBA
14 9 (0.72%) VB.NET
15 8 (0.64%) Korn
16 6 (0.48%) T-SQL
17 5 (0.40%) R
Qualifications
1 252 (20.27%) Cisco Certification
2 155 (12.47%) CCNP
3 125 (10.06%) Degree
4 121 (9.73%) CCNA
5 105 (8.45%) CISSP
6 61 (4.91%) Microsoft Certification
7 56 (4.51%) CISM
8 54 (4.34%) CCIE
9 40 (3.22%) MCSE
10 38 (3.06%) CISA
10 38 (3.06%) MCSA
11 37 (2.98%) CEH
12 36 (2.90%) GIAC
13 35 (2.82%) Security Cleared
14 27 (2.17%) CompTIA Security+
15 26 (2.09%) JNCIA
16 25 (2.01%) (ISC)2 CCSP
16 25 (2.01%) CCSP
16 25 (2.01%) SC Cleared
17 24 (1.93%) OSCP
Quality Assurance & Compliance
1 144 (11.58%) ISO/IEC 27001
2 53 (4.26%) NIST
2 53 (4.26%) PCI DSS
3 48 (3.86%) GDPR
4 47 (3.78%) SLA
5 28 (2.25%) COBIT
6 27 (2.17%) Cyber Essentials
7 22 (1.77%) GRC
8 15 (1.21%) QA
9 10 (0.80%) Cyber Essentials PLUS
9 10 (0.80%) NCSC
10 7 (0.56%) Sarbanes-Oxley
11 5 (0.40%) GLBA
11 5 (0.40%) ISO 22301
12 4 (0.32%) IASME
13 3 (0.24%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
13 3 (0.24%) ITGC
14 2 (0.16%) HMG Security Policy Framework
14 2 (0.16%) ISO/IEC 27005
14 2 (0.16%) SOC 2
System Software
1 322 (25.91%) Active Directory
2 134 (10.78%) VMware Infrastructure
3 119 (9.57%) Docker
4 104 (8.37%) Hyper-V
5 31 (2.49%) Virtual Machines
5 31 (2.49%) VMware ESXi
5 31 (2.49%) vSphere
6 30 (2.41%) KVM
7 20 (1.61%) XenApp
8 17 (1.37%) Virtual Desktop
9 14 (1.13%) XenDesktop
10 13 (1.05%) Virtual Servers
11 11 (0.88%) iptables
12 10 (0.80%) VMware NSX
13 9 (0.72%) Kamailio
13 9 (0.72%) QEMU
13 9 (0.72%) Terminal Services
14 8 (0.64%) Firmware
15 7 (0.56%) Ceph
16 6 (0.48%) BitLocker
Systems Management
1 150 (12.07%) Terraform
2 131 (10.54%) Kubernetes
3 102 (8.21%) Ansible
4 81 (6.52%) Puppet
5 65 (5.23%) Microsoft Intune
6 59 (4.75%) SCCM
7 51 (4.10%) Nagios
8 45 (3.62%) Prometheus
9 34 (2.74%) Opscode Chef
10 29 (2.33%) Grafana
11 27 (2.17%) ZABBIX
12 26 (2.09%) Single Sign-On
13 24 (1.93%) FortiGate
14 17 (1.37%) QRadar
15 14 (1.13%) Istio
16 13 (1.05%) Kibana
17 11 (0.88%) Active Directory Federation Services
17 11 (0.88%) HAProxy
18 10 (0.80%) Backup Exec
18 10 (0.80%) Galera Cluster
Vendors
1 401 (32.26%) Microsoft
2 360 (28.96%) Cisco
3 220 (17.70%) VMware
4 184 (14.80%) Palo Alto
5 106 (8.53%) Juniper
6 92 (7.40%) CheckPoint
7 84 (6.76%) Citrix
8 75 (6.03%) SolarWinds
9 65 (5.23%) SonicWALL
10 64 (5.15%) Splunk
11 63 (5.07%) F5
12 58 (4.67%) HP
13 57 (4.59%) Meraki
14 52 (4.18%) Fortinet
15 51 (4.10%) Google
16 50 (4.02%) Apple
17 49 (3.94%) Aruba
17 49 (3.94%) Oracle
18 41 (3.30%) Red Hat
19 40 (3.22%) ServiceNow