Period
to 25 July 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 25 July 2021 with a comparison to the same period in the previous 2 years.

Firewall
Central London > City of London
6 months to
25 Jul 2021
Same period 2020 Same period 2019
Rank 116 50 73
Rank change year-on-year -66 +23 -16
Permanent jobs citing Firewall 140 264 425
As % of all permanent jobs advertised in the City of London 2.51% 4.82% 4.13%
As % of the Communications & Networking category 28.57% 36.72% 32.12%
Number of salaries quoted 134 244 400
10th Percentile £42,500 £40,025 £31,000
25th Percentile £48,462 £47,500 £42,500
Median annual salary (50th Percentile) £62,500 £67,500 £60,000
Median % change year-on-year -7.41% +12.50% -
75th Percentile £80,938 £78,063 £77,500
90th Percentile £96,750 £85,000 £83,875
Central London median annual salary £60,000 £65,000 £52,500
% change year-on-year -7.69% +23.81% -8.70%

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 the City of London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Permanent vacancies with a requirement for communications or computer networking skills 490 719 1,323
As % of all permanent IT jobs advertised in the City of London 8.77% 13.13% 12.87%
Number of salaries quoted 433 643 1,200
10th Percentile £39,300 £36,250 £29,000
25th Percentile £46,750 £46,250 £40,000
Median annual salary (50th Percentile) £62,500 £60,000 £60,000
Median % change year-on-year +4.17% - +4.35%
75th Percentile £80,500 £77,500 £77,500
90th Percentile £101,150 £90,000 £87,625
Central London median annual salary £60,000 £60,000 £55,000
% change year-on-year - +9.09% -4.35%

Firewall
Job Vacancy Trend in the City of London

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

Job vacancy trend for Firewall in the City of London

Firewall
Salary Trend in the City of London

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

Salary trend for Firewall in the City of London

Firewall
Salary Histogram in the City of London

Salary distribution for jobs citing Firewall in the City of London over the 6 months to 25 July 2021.

Salary histogram for Firewall in the City of London

Firewall
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the City of London region over the 6 months to 25 July 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
London Bridge - 1 £77,500 -
Firewall
Central London

For the 6 months to 25 July 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 City of London region with a requirement for Firewall.

1 59 (42.14%) Windows
2 48 (34.29%) Azure
3 46 (32.86%) Cybersecurity
4 45 (32.14%) Information Security
5 38 (27.14%) Cisco
6 37 (26.43%) Microsoft
7 33 (23.57%) Social Skills
8 32 (22.86%) Active Directory
9 31 (22.14%) WAN
9 31 (22.14%) Network Security
10 29 (20.71%) Palo Alto
10 29 (20.71%) Windows Server
10 29 (20.71%) Python
10 29 (20.71%) LAN
11 28 (20.00%) VMware
11 28 (20.00%) AWS
12 27 (19.29%) Linux
13 25 (17.86%) Finance
13 25 (17.86%) Microsoft 365
13 25 (17.86%) SIEM
13 25 (17.86%) Kalman Filter
14 24 (17.14%) VMware Infrastructure
15 22 (15.71%) Vulnerability Management
15 22 (15.71%) Intrusion Detection
16 21 (15.00%) Penetration Testing
16 21 (15.00%) Management Information System
17 20 (14.29%) PowerShell
17 20 (14.29%) DevOps
17 20 (14.29%) Data Centre
18 19 (13.57%) SQL

Firewall
Co-occurring IT Skills in the City of 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 7 (5.00%) MS Exchange
2 4 (2.86%) IIS
3 2 (1.43%) Elasticsearch
3 2 (1.43%) SharePoint
4 1 (0.71%) Apache
4 1 (0.71%) ejabberd
4 1 (0.71%) Exchange Server 2003
4 1 (0.71%) Exchange Server 2010
4 1 (0.71%) nginx
4 1 (0.71%) Tomcat
Applications
1 6 (4.29%) Microsoft Office
2 1 (0.71%) Microsoft Excel
Business Applications
1 4 (2.86%) Relativity
Cloud Services
1 48 (34.29%) Azure
2 28 (20.00%) AWS
3 25 (17.86%) Microsoft 365
4 14 (10.00%) Mimecast
5 12 (8.57%) IaaS
6 11 (7.86%) Azure Active Directory
6 11 (7.86%) SaaS
7 10 (7.14%) Azure Key Vault
7 10 (7.14%) PaaS
8 3 (2.14%) Azure Sentinel
9 2 (1.43%) GCP
9 2 (1.43%) Power Platform
9 2 (1.43%) PowerApps
10 1 (0.71%) Azure Cosmos DB
10 1 (0.71%) Azure Service Bus
10 1 (0.71%) Dynamics 365
10 1 (0.71%) GitHub
10 1 (0.71%) Google Workspace
10 1 (0.71%) OpenShift
10 1 (0.71%) Serverless
Communications & Networking
1 31 (22.14%) Network Security
1 31 (22.14%) WAN
2 29 (20.71%) LAN
3 22 (15.71%) Intrusion Detection
4 19 (13.57%) VPN
5 17 (12.14%) DNS
5 17 (12.14%) TCP/IP
6 14 (10.00%) DHCP
7 13 (9.29%) SAN
7 13 (9.29%) Wireless
8 10 (7.14%) SD-WAN
9 9 (6.43%) BGP
10 8 (5.71%) Cisco Firepower
10 8 (5.71%) Internet
11 7 (5.00%) Cisco ASA
11 7 (5.00%) Cisco ISE
11 7 (5.00%) Ethernet
11 7 (5.00%) MPLS
11 7 (5.00%) OSPF
11 7 (5.00%) Wi-Fi
Database & Business Intelligence
1 10 (7.14%) SQL Server
2 3 (2.14%) Azure SQL Database
3 2 (1.43%) NoSQL
3 2 (1.43%) SQL Server 2012
3 2 (1.43%) SQL Server 2014
4 1 (0.71%) Amazon RDS
4 1 (0.71%) Apache Cassandra
4 1 (0.71%) Big Data
4 1 (0.71%) Data Warehouse
4 1 (0.71%) Hadoop
4 1 (0.71%) MongoDB
4 1 (0.71%) Power BI
4 1 (0.71%) RDBMS
4 1 (0.71%) Relational Database
Development Applications
1 14 (10.00%) Git (software)
2 4 (2.86%) Sonatype Nexus
3 3 (2.14%) Eclipse
4 2 (1.43%) Jenkins
5 1 (0.71%) Atlassian Bamboo
5 1 (0.71%) Bitbucket
5 1 (0.71%) Gradle
5 1 (0.71%) JIRA
5 1 (0.71%) Maven
5 1 (0.71%) Visual Studio
General
1 33 (23.57%) Social Skills
2 25 (17.86%) Finance
3 9 (6.43%) Analytical Skills
3 9 (6.43%) Telecoms
4 7 (5.00%) Banking
5 6 (4.29%) Legal
6 4 (2.86%) Law
6 4 (2.86%) Public Sector
6 4 (2.86%) Retail
7 3 (2.14%) Documentation Skills
7 3 (2.14%) Marketing
7 3 (2.14%) Presentation Skills
8 2 (1.43%) Police
9 1 (0.71%) Games
9 1 (0.71%) Organisational Skills
Job Titles
1 21 (15.00%) Analyst
2 19 (13.57%) Security Engineer
3 16 (11.43%) Network Engineer
4 15 (10.71%) Security Analyst
5 12 (8.57%) Infrastructure Engineer
6 11 (7.86%) Architect
6 11 (7.86%) Cloud Engineer
6 11 (7.86%) IT Analyst
6 11 (7.86%) IT Engineer
7 8 (5.71%) IT Security Analyst
7 8 (5.71%) IT Security Engineer
8 7 (5.00%) Network Architect
8 7 (5.00%) Security Manager
8 7 (5.00%) Senior Infrastructure Engineer
9 6 (4.29%) IT Manager
10 5 (3.57%) 3rd Line Engineer
10 5 (3.57%) Senior Network Engineer
11 4 (2.86%) Administrator
11 4 (2.86%) Head of IT
11 4 (2.86%) Support Engineer
Libraries, Frameworks & Software Standards
1 10 (7.14%) JSON
2 9 (6.43%) Web Services
3 6 (4.29%) OAuth
3 6 (4.29%) SAML
4 3 (2.14%) 802.1X
5 2 (1.43%) .NET
5 2 (1.43%) Regular Expression
5 2 (1.43%) RESTful
5 2 (1.43%) Software Packaging
5 2 (1.43%) YAML
6 1 (0.71%) .NET Framework
6 1 (0.71%) ADO
6 1 (0.71%) CSS
6 1 (0.71%) HTML
6 1 (0.71%) Kafka
6 1 (0.71%) Node.js
6 1 (0.71%) Sass
6 1 (0.71%) SOAP
6 1 (0.71%) XML
6 1 (0.71%) XMPP
Miscellaneous
1 21 (15.00%) Management Information System
2 20 (14.29%) Data Centre
3 11 (7.86%) Public Cloud
4 6 (4.29%) Security Operations Centre
5 5 (3.57%) Tandem
6 4 (2.86%) User Experience
7 3 (2.14%) Cyberattack
7 3 (2.14%) Data Protection Act
7 3 (2.14%) Self-Motivation
7 3 (2.14%) Video Conferencing
8 2 (1.43%) BYOD
8 2 (1.43%) Cloud Native
8 2 (1.43%) EMC VNX
8 2 (1.43%) Enterprise Storage
8 2 (1.43%) Hybrid Cloud
9 1 (0.71%) Algorithms
9 1 (0.71%) Distributed Denial-of-Service
9 1 (0.71%) Hedge funds
9 1 (0.71%) Private Cloud
9 1 (0.71%) Wiki
Operating Systems
1 59 (42.14%) Windows
2 29 (20.71%) Windows Server
3 27 (19.29%) Linux
4 7 (5.00%) CentOS
4 7 (5.00%) Ubuntu
4 7 (5.00%) Windows 10
5 5 (3.57%) Red Hat Enterprise Linux
5 5 (3.57%) Windows Server 2012
6 4 (2.86%) Mac OS
6 4 (2.86%) Windows 7
6 4 (2.86%) Windows Server 2008
7 3 (2.14%) Unix
7 3 (2.14%) Windows Server 2003
7 3 (2.14%) Windows Server 2016
7 3 (2.14%) Windows XP
8 1 (0.71%) Android
8 1 (0.71%) Debian
8 1 (0.71%) Windows Server 2019
Processes & Methodologies
1 46 (32.86%) Cybersecurity
2 45 (32.14%) Information Security
3 25 (17.86%) Kalman Filter
3 25 (17.86%) SIEM
4 22 (15.71%) Vulnerability Management
5 21 (15.00%) Penetration Testing
6 20 (14.29%) DevOps
7 18 (12.86%) Presales
8 17 (12.14%) Network Monitoring
9 16 (11.43%) Privileged Access Management
9 16 (11.43%) Web Filtering
10 15 (10.71%) Antivirus Management
10 15 (10.71%) OWASP
10 15 (10.71%) Security Operations
11 14 (10.00%) Infrastructure Engineering
12 12 (8.57%) Change Management
12 12 (8.57%) Email Filtering
13 11 (7.86%) Identity Access Management
13 11 (7.86%) Open Source
13 11 (7.86%) Telesales
Programming Languages
1 29 (20.71%) Python
2 20 (14.29%) PowerShell
3 19 (13.57%) SQL
4 4 (2.86%) Bash Shell
4 4 (2.86%) Perl
5 3 (2.14%) C#
5 3 (2.14%) Java
6 2 (1.43%) C
6 2 (1.43%) JavaScript
6 2 (1.43%) PHP
7 1 (0.71%) C++
7 1 (0.71%) Go
7 1 (0.71%) Groovy
7 1 (0.71%) Ruby
7 1 (0.71%) Scala
Qualifications
1 16 (11.43%) Cisco Certification
2 14 (10.00%) CISSP
3 12 (8.57%) CISM
4 11 (7.86%) CCNP
4 11 (7.86%) CISA
5 10 (7.14%) CCNA
5 10 (7.14%) Degree
6 9 (6.43%) Security Cleared
7 8 (5.71%) SC Cleared
8 4 (2.86%) CEH
9 3 (2.14%) CCIE
9 3 (2.14%) DBS Check
9 3 (2.14%) GIAC
9 3 (2.14%) MCSE
9 3 (2.14%) Microsoft Certification
10 2 (1.43%) (ISC)2 CCSP
10 2 (1.43%) CCENT
10 2 (1.43%) CompTIA Security+
10 2 (1.43%) CREST Certified
10 2 (1.43%) DV Cleared
Quality Assurance & Compliance
1 14 (10.00%) ISO/IEC 27001
2 9 (6.43%) Cyber Essentials
3 6 (4.29%) GDPR
3 6 (4.29%) NIST
4 4 (2.86%) PCI DSS
5 3 (2.14%) Cyber Essentials PLUS
6 2 (1.43%) HMG Security Policy Framework
6 2 (1.43%) ISO 31000
6 2 (1.43%) ISO/IEC 27005
6 2 (1.43%) NCSC
7 1 (0.71%) SLA
System Software
1 32 (22.86%) Active Directory
2 24 (17.14%) VMware Infrastructure
3 12 (8.57%) Docker
4 10 (7.14%) Hyper-V
5 8 (5.71%) vSphere
6 7 (5.00%) VMware NSX
7 3 (2.14%) StorNext
7 3 (2.14%) Virtual Desktop
7 3 (2.14%) Virtual Servers
7 3 (2.14%) Xsan
8 2 (1.43%) KVM
8 2 (1.43%) Microsoft App-V
8 2 (1.43%) XenDesktop
9 1 (0.71%) Apache ZooKeeper
9 1 (0.71%) iptables
9 1 (0.71%) Kamailio
9 1 (0.71%) Postfix
9 1 (0.71%) QEMU
9 1 (0.71%) Virtual Machines
9 1 (0.71%) XenApp
Systems Management
1 16 (11.43%) Terraform
2 13 (9.29%) Ansible
3 11 (7.86%) Kubernetes
4 7 (5.00%) FortiGate
5 6 (4.29%) Nessus
5 6 (4.29%) SCCM
6 4 (2.86%) Microsoft Intune
6 4 (2.86%) Puppet
7 3 (2.14%) EnCase
7 3 (2.14%) FTK
7 3 (2.14%) SCOM
8 2 (1.43%) HAProxy
8 2 (1.43%) NetBackup
8 2 (1.43%) ZABBIX
9 1 (0.71%) Failover Clustering
9 1 (0.71%) Microsoft Data Protection Manager
9 1 (0.71%) PaperCut
9 1 (0.71%) QRadar
9 1 (0.71%) SCDPM
9 1 (0.71%) Single Sign-On
Vendors
1 38 (27.14%) Cisco
2 37 (26.43%) Microsoft
3 29 (20.71%) Palo Alto
4 28 (20.00%) VMware
5 14 (10.00%) Fortinet
5 14 (10.00%) SolarWinds
6 13 (9.29%) CA
7 12 (8.57%) Forcepoint
7 12 (8.57%) SonicWALL
8 11 (7.86%) AlienVault
8 11 (7.86%) CyberArk
8 11 (7.86%) Gemalto
8 11 (7.86%) HP
8 11 (7.86%) OneLogin
8 11 (7.86%) Thales
8 11 (7.86%) Thycotic
8 11 (7.86%) Trend Micro
9 10 (7.14%) CheckPoint
9 10 (7.14%) Juniper
10 6 (4.29%) Dell