Period
to 16 October 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 16 October 2021 with a comparison to the same period in the previous 2 years.

Firewall
Central London > City of London
6 months to
16 Oct 2021
Same period 2020 Same period 2019
Rank 122 47 89
Rank change year-on-year -75 +42 -27
Permanent jobs citing Firewall 138 195 355
As % of all permanent jobs advertised in the City of London 2.34% 5.44% 3.53%
As % of the Communications & Networking category 25.60% 39.00% 27.37%
Number of salaries quoted 132 184 327
10th Percentile £33,750 £36,250 £30,500
25th Percentile £45,000 £48,500 £40,000
Median annual salary (50th Percentile) £65,000 £72,500 £57,500
Median % change year-on-year -10.34% +26.09% +4.55%
75th Percentile £85,000 £83,750 £77,500
90th Percentile £100,000 £90,000 £86,250
Central London median annual salary £62,500 £70,000 £53,331
% change year-on-year -10.71% +31.26% -3.03%

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 539 500 1,297
As % of all permanent IT jobs advertised in the City of London 9.13% 13.96% 12.89%
Number of salaries quoted 478 448 1,143
10th Percentile £32,500 £37,526 £28,550
25th Percentile £46,250 £48,750 £40,000
Median annual salary (50th Percentile) £63,868 £69,375 £57,500
Median % change year-on-year -7.94% +20.65% +4.55%
75th Percentile £81,250 £83,750 £77,500
90th Percentile £102,500 £96,250 £88,500
Central London median annual salary £60,000 £67,500 £57,500
% change year-on-year -11.11% +17.39% +4.55%

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 16 October 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 16 October 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 1 £77,500 +29.17%
Firewall
Central London

For the 6 months to 16 October 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 54 (39.13%) Azure
2 52 (37.68%) Windows
3 45 (32.61%) Finance
4 42 (30.43%) Cybersecurity
5 40 (28.99%) Information Security
6 39 (28.26%) Active Directory
7 37 (26.81%) Cisco
8 35 (25.36%) Social Skills
9 33 (23.91%) Microsoft
10 32 (23.19%) Microsoft 365
10 32 (23.19%) Network Security
11 29 (21.01%) SIEM
12 27 (19.57%) Python
13 26 (18.84%) WAN
14 25 (18.12%) LAN
14 25 (18.12%) TCP/IP
15 24 (17.39%) VMware
15 24 (17.39%) PowerShell
15 24 (17.39%) Windows Server
16 23 (16.67%) AWS
17 22 (15.94%) Vulnerability Management
17 22 (15.94%) Linux
18 21 (15.22%) VPN
18 21 (15.22%) Cisco Certification
18 21 (15.22%) Palo Alto
18 21 (15.22%) DevOps
19 19 (13.77%) DNS
19 19 (13.77%) SQL
20 18 (13.04%) Management Information System
20 18 (13.04%) Terraform

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 11 (7.97%) MS Exchange
2 3 (2.17%) nginx
3 2 (1.45%) Confluence
3 2 (1.45%) Exchange Server 2010
3 2 (1.45%) IIS
3 2 (1.45%) OpenStack
3 2 (1.45%) SharePoint
4 1 (0.72%) JBoss
4 1 (0.72%) WebSphere
Applications
1 3 (2.17%) Microsoft Excel
1 3 (2.17%) Microsoft Office
2 1 (0.72%) Microsoft PowerPoint
Business Applications
1 3 (2.17%) Relativity
Cloud Services
1 54 (39.13%) Azure
2 32 (23.19%) Microsoft 365
3 23 (16.67%) AWS
4 13 (9.42%) IaaS
5 12 (8.70%) PaaS
6 11 (7.97%) SaaS
7 10 (7.25%) Azure Active Directory
8 9 (6.52%) Azure Key Vault
9 7 (5.07%) GCP
9 7 (5.07%) Mimecast
10 5 (3.62%) GitHub
10 5 (3.62%) OpenShift
11 2 (1.45%) Azure Sentinel
11 2 (1.45%) Cloud Computing
11 2 (1.45%) Cloud Run
11 2 (1.45%) Power Platform
11 2 (1.45%) PowerApps
12 1 (0.72%) Azure ExpressRoute
12 1 (0.72%) Azure Service Bus
12 1 (0.72%) Power Automate
Communications & Networking
1 32 (23.19%) Network Security
2 26 (18.84%) WAN
3 25 (18.12%) LAN
3 25 (18.12%) TCP/IP
4 21 (15.22%) VPN
5 19 (13.77%) DNS
6 15 (10.87%) Intrusion Detection
6 15 (10.87%) Wi-Fi
7 13 (9.42%) Wireless
8 12 (8.70%) DHCP
9 11 (7.97%) Cisco ASA
10 8 (5.80%) BGP
10 8 (5.80%) MPLS
10 8 (5.80%) OSPF
11 7 (5.07%) Internet
11 7 (5.07%) SAN
11 7 (5.07%) Wireshark
12 6 (4.35%) SD-WAN
12 6 (4.35%) VoIP
13 5 (3.62%) Ethernet
Database & Business Intelligence
1 9 (6.52%) SQL Server
2 3 (2.17%) Apache Cassandra
2 3 (2.17%) ArangoDB
2 3 (2.17%) Azure SQL Database
2 3 (2.17%) NoSQL
3 2 (1.45%) Cloud Spanner
3 2 (1.45%) Data Mining
3 2 (1.45%) Hadoop
3 2 (1.45%) Hazelcast
3 2 (1.45%) MongoDB
3 2 (1.45%) MySQL
3 2 (1.45%) PostgreSQL
3 2 (1.45%) SQL Server 2016
4 1 (0.72%) Amazon RDS
4 1 (0.72%) Blockchain
4 1 (0.72%) Data Warehouse
4 1 (0.72%) Power BI
4 1 (0.72%) RDBMS
4 1 (0.72%) Relational Database
4 1 (0.72%) SQL Server 2014
Development Applications
1 12 (8.70%) Git (software)
2 5 (3.62%) Jenkins
3 3 (2.17%) Atlassian Bamboo
3 3 (2.17%) Eclipse
3 3 (2.17%) GitLab
3 3 (2.17%) Sonatype Nexus
4 2 (1.45%) Bitbucket
4 2 (1.45%) Gradle
4 2 (1.45%) JIRA
4 2 (1.45%) Maven
4 2 (1.45%) TeamCity
4 2 (1.45%) Travis CI
5 1 (0.72%) Burp Suite
5 1 (0.72%) GoCD
5 1 (0.72%) Metasploit
5 1 (0.72%) sqlmap
General
1 45 (32.61%) Finance
2 35 (25.36%) Social Skills
3 15 (10.87%) Banking
4 9 (6.52%) Analytical Skills
5 7 (5.07%) Telecoms
6 6 (4.35%) Law
7 4 (2.90%) Legal
7 4 (2.90%) Presentation Skills
7 4 (2.90%) Retail
8 3 (2.17%) Marketing
8 3 (2.17%) Public Sector
9 2 (1.45%) Digital Economy
9 2 (1.45%) Documentation Skills
9 2 (1.45%) Financial Institution
9 2 (1.45%) Games
10 1 (0.72%) Advertising
10 1 (0.72%) Billing
10 1 (0.72%) Police
Job Titles
1 21 (15.22%) Analyst
2 20 (14.49%) Network Engineer
3 19 (13.77%) Security Engineer
4 12 (8.70%) Cloud Engineer
4 12 (8.70%) IT Engineer
5 10 (7.25%) IT Support
5 10 (7.25%) Security Analyst
6 9 (6.52%) Infrastructure Engineer
6 9 (6.52%) Support Engineer
7 8 (5.80%) Architect
7 8 (5.80%) Cisco Engineer
7 8 (5.80%) Cisco Network Engineer
8 7 (5.07%) IT Analyst
9 6 (4.35%) Applications Engineer
9 6 (4.35%) IT Support Engineer
9 6 (4.35%) Security Manager
10 5 (3.62%) DevOps Engineer
10 5 (3.62%) IT Manager
10 5 (3.62%) Senior Network Engineer
11 4 (2.90%) Azure Engineer
Libraries, Frameworks & Software Standards
1 5 (3.62%) Kafka
2 4 (2.90%) JSON
2 4 (2.90%) Software Packaging
3 3 (2.17%) RESTful
3 3 (2.17%) SOAP
4 2 (1.45%) .NET
4 2 (1.45%) 802.1X
4 2 (1.45%) Elastic Stack
4 2 (1.45%) LEMP Stack
4 2 (1.45%) REST
4 2 (1.45%) Web Services
5 1 (0.72%) .NET Framework
5 1 (0.72%) ADO
5 1 (0.72%) COM
5 1 (0.72%) CSS
5 1 (0.72%) HTML
5 1 (0.72%) Middleware
5 1 (0.72%) Node.js
5 1 (0.72%) React
5 1 (0.72%) XML
Miscellaneous
1 18 (13.04%) Management Information System
2 13 (9.42%) Data Centre
3 8 (5.80%) Public Cloud
4 6 (4.35%) Security Operations Centre
5 5 (3.62%) Cyberattack
5 5 (3.62%) DataPower
5 5 (3.62%) Tandem
5 5 (3.62%) User Experience
6 4 (2.90%) BYOD
6 4 (2.90%) Cloud Native
6 4 (2.90%) Cyberthreat
6 4 (2.90%) Distributed Denial-of-Service
7 3 (2.17%) Data Protection Act
7 3 (2.17%) Hybrid Cloud
7 3 (2.17%) Self-Motivation
7 3 (2.17%) Video Conferencing
8 2 (1.45%) Cyber Kill Chain
8 2 (1.45%) Replication
9 1 (0.72%) Fat Client
9 1 (0.72%) Linux Command Line
Operating Systems
1 52 (37.68%) Windows
2 24 (17.39%) Windows Server
3 22 (15.94%) Linux
4 6 (4.35%) Windows 10
5 4 (2.90%) Windows Server 2016
5 4 (2.90%) Windows Server 2019
6 3 (2.17%) CentOS
6 3 (2.17%) Mac OS X
6 3 (2.17%) Red Hat Enterprise Linux
6 3 (2.17%) Unix
6 3 (2.17%) Windows Server 2003
6 3 (2.17%) Windows Server 2012
6 3 (2.17%) Windows XP
7 2 (1.45%) Mac OS
8 1 (0.72%) Android
8 1 (0.72%) Apple iOS
8 1 (0.72%) Ubuntu
8 1 (0.72%) Windows 7
Processes & Methodologies
1 42 (30.43%) Cybersecurity
2 40 (28.99%) Information Security
3 29 (21.01%) SIEM
4 22 (15.94%) Vulnerability Management
5 21 (15.22%) DevOps
6 17 (12.32%) Agile Software Development
6 17 (12.32%) Problem-Solving
7 15 (10.87%) Penetration Testing
8 13 (9.42%) ITIL
9 12 (8.70%) Identity Access Management
9 12 (8.70%) Migration
9 12 (8.70%) Open Source
9 12 (8.70%) Security Operations
10 11 (7.97%) Mentoring
11 10 (7.25%) Change Management
11 10 (7.25%) Network Monitoring
11 10 (7.25%) Threat Intelligence
12 9 (6.52%) Infrastructure Engineering
12 9 (6.52%) Privileged Access Management
12 9 (6.52%) Security Monitoring
Programming Languages
1 27 (19.57%) Python
2 24 (17.39%) PowerShell
3 19 (13.77%) SQL
4 7 (5.07%) Java
5 4 (2.90%) Bash Shell
6 2 (1.45%) C#
6 2 (1.45%) Go
6 2 (1.45%) JavaScript
6 2 (1.45%) Perl
6 2 (1.45%) R
6 2 (1.45%) VBA
7 1 (0.72%) C
7 1 (0.72%) Groovy
7 1 (0.72%) PHP
7 1 (0.72%) Ruby
Qualifications
1 21 (15.22%) Cisco Certification
2 16 (11.59%) CISSP
3 14 (10.14%) CCNP
4 13 (9.42%) CCNA
5 12 (8.70%) Degree
6 9 (6.52%) CISA
6 9 (6.52%) CISM
7 7 (5.07%) CEH
8 4 (2.90%) (ISC)2 CCSP
8 4 (2.90%) CCIE
8 4 (2.90%) CCSP
8 4 (2.90%) GIAC
8 4 (2.90%) OSCP
8 4 (2.90%) SC Cleared
8 4 (2.90%) Security Cleared
9 3 (2.17%) A+ Certification
9 3 (2.17%) CompTIA Security+
9 3 (2.17%) DBS Check
9 3 (2.17%) MCSE
9 3 (2.17%) Microsoft Certification
Quality Assurance & Compliance
1 9 (6.52%) NIST
2 7 (5.07%) GDPR
2 7 (5.07%) ISO/IEC 27001
3 4 (2.90%) PCI DSS
4 3 (2.17%) SLA
5 2 (1.45%) Cyber Essentials
5 2 (1.45%) HMG Security Policy Framework
5 2 (1.45%) ISO 31000
5 2 (1.45%) ISO/IEC 27005
5 2 (1.45%) NCSC
6 1 (0.72%) GRC
6 1 (0.72%) Sarbanes-Oxley
System Software
1 39 (28.26%) Active Directory
2 15 (10.87%) VMware Infrastructure
3 12 (8.70%) Docker
4 6 (4.35%) Virtual Desktop
5 4 (2.90%) Apache ZooKeeper
5 4 (2.90%) Hyper-V
5 4 (2.90%) Microsoft App-V
5 4 (2.90%) Virtual Servers
6 3 (2.17%) VMware ESXi
6 3 (2.17%) VMware NSX
7 2 (1.45%) Ceph
7 2 (1.45%) Virtual Machines
7 2 (1.45%) vSphere
8 1 (0.72%) KVM
8 1 (0.72%) XenDesktop
Systems Management
1 18 (13.04%) Terraform
2 11 (7.97%) Ansible
2 11 (7.97%) Kubernetes
3 9 (6.52%) SCCM
4 5 (3.62%) Puppet
5 4 (2.90%) FortiGate
5 4 (2.90%) HAProxy
6 3 (2.17%) EnCase
6 3 (2.17%) FTK
6 3 (2.17%) Grafana
6 3 (2.17%) Prometheus
7 2 (1.45%) SCOM
7 2 (1.45%) Single Sign-On
8 1 (0.72%) Kibana
8 1 (0.72%) Microsoft Intune
8 1 (0.72%) Nessus
8 1 (0.72%) NetBackup
8 1 (0.72%) Nmap
8 1 (0.72%) PaperCut
8 1 (0.72%) QRadar
Vendors
1 37 (26.81%) Cisco
2 33 (23.91%) Microsoft
3 24 (17.39%) VMware
4 21 (15.22%) Palo Alto
5 14 (10.14%) SolarWinds
6 12 (8.70%) Meraki
7 10 (7.25%) CheckPoint
7 10 (7.25%) Fortinet
7 10 (7.25%) Splunk
8 8 (5.80%) Aruba
9 7 (5.07%) Citrix
9 7 (5.07%) Forcepoint
9 7 (5.07%) Rapid7
10 5 (3.62%) Dell
10 5 (3.62%) F5
10 5 (3.62%) IBM
10 5 (3.62%) SonicWALL
10 5 (3.62%) Thycotic
11 4 (2.90%) OneLogin
11 4 (2.90%) Thales