Period
to 23 February 2020

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 23 February 2020 with a comparison to the same period in the previous 2 years.

Firewall
England > London
6 months to
23 Feb 2020
Same period 2019 Same period 2018
Rank 73 70 78
Rank change year-on-year -3 +8 -19
Permanent jobs citing Firewall 2,036 2,567 2,757
As % of all permanent IT jobs advertised in London 4.06% 4.12% 3.93%
As % of the Communications & Networking category 30.74% 31.22% 27.29%
Number of salaries quoted 1,627 2,204 2,332
London median annual salary £58,500 £55,000 £55,000
Median salary % change year-on-year +6.36% - +4.76%
10th Percentile £32,750 £31,000 £32,500
90th Percentile £83,750 £81,250 £81,250
England median annual salary £47,500 £47,500 £46,000
% change year-on-year - +3.26% +2.22%

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 6,623 8,222 10,102
As % of all permanent IT jobs advertised in London 13.21% 13.19% 14.42%
Number of salaries quoted 5,446 6,704 8,486
London median annual salary £55,000 £55,000 £55,000
10th Percentile £29,750 £30,000 £31,250
90th Percentile £85,000 £85,000 £82,500
England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

Firewall
Job Vacancy Trend in London

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

Job vacancy trend for Firewall in London

Firewall
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Firewall in London.

Salary trend for Firewall in London

Firewall
Salary Histogram in London

The salary distribution of IT jobs citing Firewall in London over the 6 months to 23 February 2020.

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 23 February 2020. 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 -3 481 £60,000 +9.09% 109
West London +7 113 £52,500 +5.00% 63
South London -16 70 £57,500 +27.78% 15
East London +5 33 £55,000 +15.79% 27
North London -17 11 £42,000 -11.58% 5
Firewall
England

For the 6 months to 23 February 2020, 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.

1 762 (37.43%) Windows
2 712 (34.97%) Cisco
3 598 (29.37%) Cisco Certification
4 579 (28.44%) Microsoft
5 565 (27.75%) WAN
6 557 (27.36%) Azure
7 532 (26.13%) LAN
8 485 (23.82%) VPN
9 477 (23.43%) TCP/IP
10 458 (22.50%) Active Directory
11 447 (21.95%) VMware
12 436 (21.41%) Finance
12 436 (21.41%) Office 365
13 416 (20.43%) AWS
14 411 (20.19%) DNS
15 410 (20.14%) Linux
16 376 (18.47%) CCNP
17 364 (17.88%) Windows Server
18 352 (17.29%) Network Security
19 314 (15.42%) DHCP
20 299 (14.69%) Information Security
21 298 (14.64%) Data Centre
22 297 (14.59%) Cybersecurity
23 292 (14.34%) Palo Alto
24 283 (13.90%) Wireless
25 269 (13.21%) VMware Infrastructure
26 265 (13.02%) CCNA
27 264 (12.97%) SIEM
28 258 (12.67%) BGP
28 258 (12.67%) Infrastructure Engineering

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
1 116 (5.70%) MS Exchange
2 100 (4.91%) IIS
3 54 (2.65%) Skype for Business
4 49 (2.41%) SharePoint
5 46 (2.26%) Exchange Server 2013
6 42 (2.06%) Exchange Server 2010
7 36 (1.77%) nginx
8 30 (1.47%) Apache
9 24 (1.18%) Tomcat
10 22 (1.08%) Confluence
11 21 (1.03%) Elasticsearch
12 20 (0.98%) OpenStack
13 19 (0.93%) Exchange Server 2007
14 15 (0.74%) WebSphere
15 13 (0.64%) CMS
16 12 (0.59%) Apache Spark
17 8 (0.39%) JBoss
18 6 (0.29%) Exchange Server 2003
19 4 (0.20%) Drupal
20 3 (0.15%) SharePoint 2013
Applications
1 88 (4.32%) Microsoft Office
2 51 (2.50%) MS Visio
3 18 (0.88%) Microsoft Excel
3 18 (0.88%) Microsoft PowerPoint
4 5 (0.25%) AutoCAD
4 5 (0.25%) SketchUp
5 3 (0.15%) Gliffy
6 2 (0.098%) Acrobat
6 2 (0.098%) Microsoft Project
7 1 (0.049%) Maya
7 1 (0.049%) NUKE
Business Applications
1 10 (0.49%) Oracle EBS
2 9 (0.44%) Oracle ERP
3 8 (0.39%) Dynamics CRM
4 7 (0.34%) Dynamics AX
5 4 (0.20%) Eikon
6 3 (0.15%) Oracle Applications
7 1 (0.049%) Infor CloudSuite
7 1 (0.049%) Relativity
Cloud Services
1 557 (27.36%) Azure
2 436 (21.41%) Office 365
3 416 (20.43%) AWS
4 96 (4.72%) IaaS
5 84 (4.13%) PaaS
6 83 (4.08%) GCP
7 71 (3.49%) SaaS
8 63 (3.09%) Azure Active Directory
9 54 (2.65%) Cloud Computing
10 33 (1.62%) G Suite
11 31 (1.52%) Azure ExpressRoute
12 22 (1.08%) AWS CloudFormation
13 21 (1.03%) Amazon EC2
13 21 (1.03%) GitHub
14 20 (0.98%) Serverless
15 19 (0.93%) Mimecast
16 18 (0.88%) OneDrive
16 18 (0.88%) OpenShift
17 17 (0.83%) Akamai
17 17 (0.83%) Azure Functions
Communications & Networking
1 565 (27.75%) WAN
2 532 (26.13%) LAN
3 485 (23.82%) VPN
4 477 (23.43%) TCP/IP
5 411 (20.19%) DNS
6 352 (17.29%) Network Security
7 314 (15.42%) DHCP
8 283 (13.90%) Wireless
9 258 (12.67%) BGP
10 256 (12.57%) MPLS
11 222 (10.90%) OSPF
12 219 (10.76%) Internet
13 204 (10.02%) Cisco ASA
14 201 (9.87%) VoIP
15 174 (8.55%) VLAN
16 172 (8.45%) Wi-Fi
17 162 (7.96%) IPsec
18 147 (7.22%) SAN
19 139 (6.83%) Intrusion Detection
20 126 (6.19%) SSL
Database & Business Intelligence
1 130 (6.39%) SQL Server
2 26 (1.28%) Blockchain
3 25 (1.23%) Big Data
4 23 (1.13%) Hadoop
5 22 (1.08%) MySQL
6 21 (1.03%) SQL Server 2012
7 14 (0.69%) SQL Server 2008
7 14 (0.69%) SQL Server 2016
8 13 (0.64%) DB2
9 9 (0.44%) Amazon RDS
9 9 (0.44%) Cosmos DB
9 9 (0.44%) Redis
10 8 (0.39%) Cognos Impromptu
10 8 (0.39%) PostgreSQL
10 8 (0.39%) Relational Database
10 8 (0.39%) SQL Server 2005
10 8 (0.39%) SQL Server 2014
11 7 (0.34%) HBase
11 7 (0.34%) NoSQL
11 7 (0.34%) Sqoop
Development Applications
1 96 (4.72%) Jenkins
2 52 (2.55%) JIRA
3 46 (2.26%) VSS/SourceSafe
4 41 (2.01%) Git (software)
5 35 (1.72%) TeamCity
6 34 (1.67%) Octopus Deploy
7 21 (1.03%) Vagrant
8 19 (0.93%) Visual Studio Team System
9 16 (0.79%) Atlassian Bamboo
9 16 (0.79%) Maven
9 16 (0.79%) Zephyr
10 15 (0.74%) Ant
10 15 (0.74%) Artifactory
10 15 (0.74%) Bower
10 15 (0.74%) Chocolatey
10 15 (0.74%) MSBuild
10 15 (0.74%) SonarQube
10 15 (0.74%) Team Foundation Server
10 15 (0.74%) TestRail
11 14 (0.69%) Sonatype Nexus
General
1 436 (21.41%) Finance
2 117 (5.75%) Telecoms
3 88 (4.32%) Law
4 81 (3.98%) Banking
5 55 (2.70%) Retail
6 52 (2.55%) Legal
7 40 (1.96%) Games
7 40 (1.96%) Public Sector
8 35 (1.72%) Marketing
9 33 (1.62%) Advertising
10 21 (1.03%) Billing
11 20 (0.98%) Front Office
12 19 (0.93%) Investment Banking
13 11 (0.54%) Back Office
14 10 (0.49%) French Language
14 10 (0.49%) Japanese Language
15 6 (0.29%) Financial Institution
15 6 (0.29%) Police
16 5 (0.25%) German Language
16 5 (0.25%) Spanish Language
Job Titles
1 530 (26.03%) Network Engineer
2 221 (10.85%) Analyst
3 213 (10.46%) Infrastructure Engineer
4 158 (7.76%) Support Engineer
5 144 (7.07%) Senior Network Engineer
6 142 (6.97%) Security Engineer
7 124 (6.09%) Architect
8 121 (5.94%) DevOps Engineer
9 108 (5.30%) IT Engineer
10 94 (4.62%) Security Analyst
11 91 (4.47%) IT Support
12 80 (3.93%) Consultant
13 70 (3.44%) 3rd Line Engineer
14 63 (3.09%) Network Security Engineer
15 56 (2.75%) IT Analyst
16 55 (2.70%) Cloud Engineer
16 55 (2.70%) IT Support Engineer
17 54 (2.65%) Administrator
17 54 (2.65%) Systems Administrator
18 50 (2.46%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 57 (2.80%) Elastic Stack
2 43 (2.11%) 802.1X
3 41 (2.01%) .NET
4 28 (1.38%) Web Services
5 26 (1.28%) WebSockets
6 25 (1.23%) Node.js
7 24 (1.18%) REST
8 23 (1.13%) LAMP
9 20 (0.98%) LDAP
10 18 (0.88%) JSON
11 13 (0.64%) WebSphere MQ
12 12 (0.59%) OAuth
13 11 (0.54%) ADO
13 11 (0.54%) HTML
14 10 (0.49%) RabbitMQ
14 10 (0.49%) SAML
14 10 (0.49%) XMPP
15 9 (0.44%) Lambda Expressions
15 9 (0.44%) Oracle Fusion
16 7 (0.34%) Kafka
Miscellaneous
1 298 (14.64%) Data Centre
2 98 (4.81%) Management Information System
3 87 (4.27%) Analytical Skills
4 86 (4.22%) Public Cloud
5 83 (4.08%) Distributed Denial-of-Service
6 81 (3.98%) Self-Motivation
7 48 (2.36%) Video Conferencing
8 44 (2.16%) PKI
9 43 (2.11%) User Experience
10 34 (1.67%) Data Protection Act
11 32 (1.57%) Driving Licence
12 29 (1.42%) CCTV
13 28 (1.38%) Replication
14 26 (1.28%) Private Cloud
15 23 (1.13%) Linux Command Line
16 22 (1.08%) Virtual Team
17 21 (1.03%) Cyberthreat
17 21 (1.03%) Hybrid Cloud
18 20 (0.98%) Clustering
18 20 (0.98%) Cyber Kill Chain
Operating Systems
1 762 (37.43%) Windows
2 410 (20.14%) Linux
3 364 (17.88%) Windows Server
4 161 (7.91%) Windows Server 2012
5 153 (7.51%) Windows 10
6 102 (5.01%) Windows Server 2008
7 87 (4.27%) Windows 7
8 71 (3.49%) Unix
9 69 (3.39%) Apple iOS
10 47 (2.31%) Android
10 47 (2.31%) Mac OS X
11 40 (1.96%) CentOS
11 40 (1.96%) Red Hat Enterprise Linux
12 36 (1.77%) Windows Server 2003
13 35 (1.72%) Ubuntu
14 16 (0.79%) Debian
15 15 (0.74%) VMS
15 15 (0.74%) Windows 8
16 13 (0.64%) Mac OS
17 12 (0.59%) Solaris
Processes & Methodologies
1 299 (14.69%) Information Security
2 297 (14.59%) Cybersecurity
3 264 (12.97%) SIEM
4 258 (12.67%) Infrastructure Engineering
5 257 (12.62%) DevOps
6 234 (11.49%) Load Balancing
7 230 (11.30%) ITIL
8 187 (9.18%) Problem-Solving
9 166 (8.15%) Agile Software Development
10 138 (6.78%) Network Monitoring
11 136 (6.68%) Migration
12 128 (6.29%) Risk Management
13 126 (6.19%) Penetration Testing
14 124 (6.09%) Network Design
15 115 (5.65%) Analytics
16 111 (5.45%) Computer Science
17 107 (5.26%) Configuration Management
18 106 (5.21%) Change Management
18 106 (5.21%) Incident Management
19 104 (5.11%) Continuous Integration
Programming Languages
1 228 (11.20%) PowerShell
2 204 (10.02%) Python
3 144 (7.07%) SQL
4 135 (6.63%) Java
5 120 (5.89%) Bash Shell
6 81 (3.98%) C#
7 60 (2.95%) Ruby
8 52 (2.55%) JavaScript
9 43 (2.11%) C
10 40 (1.96%) Perl
11 32 (1.57%) Go
12 26 (1.28%) C++
13 24 (1.18%) Shell Script
14 20 (0.98%) PHP
15 17 (0.83%) VBScript
16 15 (0.74%) T-SQL
17 6 (0.29%) Objective-C
18 5 (0.25%) Apple Swift
18 5 (0.25%) R
19 4 (0.20%) PL/SQL
Qualifications
1 598 (29.37%) Cisco Certification
2 376 (18.47%) CCNP
3 265 (13.02%) CCNA
4 238 (11.69%) Degree
5 142 (6.97%) CISSP
6 108 (5.30%) Microsoft Certification
7 90 (4.42%) CISM
8 88 (4.32%) CCIE
9 58 (2.85%) MCSE
10 57 (2.80%) MCSA
11 52 (2.55%) Computer Science Degree
12 51 (2.50%) SANS
13 50 (2.46%) JNCIP
14 48 (2.36%) Security Cleared
15 40 (1.96%) SC Cleared
16 36 (1.77%) CISA
17 33 (1.62%) GIAC
18 32 (1.57%) CCDP
18 32 (1.57%) CCSA
19 31 (1.52%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 93 (4.57%) GDPR
2 91 (4.47%) ISO/IEC 27001
3 73 (3.59%) PCI DSS
4 70 (3.44%) SLA
5 64 (3.14%) NIST
6 42 (2.06%) Cyber Essentials
7 28 (1.38%) QA
8 19 (0.93%) Data Quality
9 13 (0.64%) Sarbanes-Oxley
10 9 (0.44%) IFRS
11 8 (0.39%) Cyber Essentials PLUS
12 7 (0.34%) NIST 800
13 6 (0.29%) NCSC
14 5 (0.25%) HIPAA
14 5 (0.25%) ISO/IEC 20000
15 3 (0.15%) COBIT
15 3 (0.15%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
16 2 (0.098%) FedRAMP
16 2 (0.098%) FISMA
16 2 (0.098%) ITGC
System Software
1 458 (22.50%) Active Directory
2 269 (13.21%) VMware Infrastructure
3 168 (8.25%) Hyper-V
4 131 (6.43%) Docker
5 86 (4.22%) vSphere
6 68 (3.34%) XenApp
7 66 (3.24%) VMware ESXi
8 56 (2.75%) XenDesktop
9 34 (1.67%) Virtual Machines
10 33 (1.62%) Firmware
11 20 (0.98%) VMware NSX
12 12 (0.59%) Virtual Servers
13 11 (0.54%) BIND 9
14 10 (0.49%) ProxySG
15 8 (0.39%) iptables
16 7 (0.34%) HDFS
17 5 (0.25%) BitLocker
17 5 (0.25%) Citrix Hypervisor
18 4 (0.20%) VMware Workstation
18 4 (0.20%) Xen
Systems Management
1 140 (6.88%) Ansible
2 119 (5.84%) Puppet
3 112 (5.50%) Kubernetes
3 112 (5.50%) Terraform
4 94 (4.62%) SCCM
5 87 (4.27%) Opscode Chef
6 79 (3.88%) FortiGate
7 43 (2.11%) Microsoft Intune
8 41 (2.01%) Salt
9 39 (1.92%) ZABBIX
10 37 (1.82%) Grafana
11 31 (1.52%) Nagios
12 30 (1.47%) Cisco CUCM
13 22 (1.08%) Jamf Pro
13 22 (1.08%) Packer
13 22 (1.08%) WSUS
14 21 (1.03%) Consul
14 21 (1.03%) Docker Swarm
15 20 (0.98%) Graphite
15 20 (0.98%) Opsview
Vendors
1 712 (34.97%) Cisco
2 579 (28.44%) Microsoft
3 447 (21.95%) VMware
4 292 (14.34%) Palo Alto
5 183 (8.99%) Juniper
6 176 (8.64%) CheckPoint
7 173 (8.50%) Citrix
8 144 (7.07%) HP
9 142 (6.97%) Meraki
10 141 (6.93%) F5
11 93 (4.57%) Google
12 80 (3.93%) SolarWinds
13 67 (3.29%) Fortinet
14 61 (3.00%) Splunk
15 58 (2.85%) Veeam
16 53 (2.60%) Red Hat
17 49 (2.41%) Dell
18 48 (2.36%) McAfee
19 43 (2.11%) Aruba
20 37 (1.82%) Symantec