Period
to 5 December 2019

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 5 December 2019 with a comparison to the same period in the previous 2 years.

Firewall
England > London
6 months to
5 Dec 2019
Same period 2018 Same period 2017
Rank 77 69 76
Rank change year-on-year -8 +7 -13
Permanent jobs citing Firewall 2,139 2,759 3,013
As % of all permanent IT jobs advertised in London 3.94% 4.10% 4.04%
As % of the Communications & Networking category 29.55% 30.80% 28.34%
Number of salaries quoted 1,713 2,322 2,524
London median annual salary £56,000 £55,000 £55,000
Median salary % change year-on-year +1.82% - +1.85%
10th Percentile £31,250 £31,250 £31,250
90th Percentile £81,200 £82,375 £80,000
England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

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 7,239 8,959 10,631
As % of all permanent IT jobs advertised in London 13.32% 13.30% 14.26%
Number of salaries quoted 5,959 7,295 8,755
London median annual salary £55,000 £55,000 £53,500
Median salary % change year-on-year - +2.80% -
10th Percentile £28,750 £30,000 £30,500
90th Percentile £85,000 £85,000 £80,000
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 5 December 2019.

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 5 December 2019. 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 -6 516 £55,000 - 106
West London +23 135 £57,500 +15.00% 59
South London -13 83 £57,500 +35.29% 13
East London +39 40 £45,000 - 28
North London -3 14 £42,495 -22.74% 5
Firewall
England

For the 6 months to 5 December 2019, 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.

1 831 (38.85%) Windows
2 764 (35.72%) Cisco
3 618 (28.89%) Cisco Certification
4 595 (27.82%) WAN
5 574 (26.83%) Azure
6 567 (26.51%) LAN
7 537 (25.11%) Microsoft
8 522 (24.40%) TCP/IP
9 509 (23.80%) Active Directory
10 507 (23.70%) VPN
11 479 (22.39%) AWS
12 476 (22.25%) VMware
13 468 (21.88%) Office 365
14 448 (20.94%) Linux
15 440 (20.57%) DNS
16 428 (20.01%) Finance
17 421 (19.68%) Network Security
18 413 (19.31%) CCNP
19 399 (18.65%) Windows Server
20 348 (16.27%) DHCP
21 322 (15.05%) CCNA
22 313 (14.63%) MPLS
23 303 (14.17%) Information Security
24 302 (14.12%) Cybersecurity
25 298 (13.93%) Degree
26 288 (13.46%) SIEM
27 287 (13.42%) Infrastructure Engineering
28 284 (13.28%) DevOps
29 282 (13.18%) Wireless
30 278 (13.00%) Palo Alto

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
1 137 (6.40%) MS Exchange
2 79 (3.69%) Skype for Business
3 77 (3.60%) IIS
4 69 (3.23%) SharePoint
5 50 (2.34%) Exchange Server 2013
6 46 (2.15%) Exchange Server 2010
6 46 (2.15%) nginx
7 33 (1.54%) Apache
8 31 (1.45%) Elasticsearch
9 30 (1.40%) Tomcat
10 26 (1.22%) OpenStack
11 22 (1.03%) Confluence
12 18 (0.84%) Exchange Server 2007
13 15 (0.70%) WebSphere
14 13 (0.61%) Apache Spark
15 12 (0.56%) CMS
16 8 (0.37%) Exchange Server 2003
17 6 (0.28%) WordPress
18 5 (0.23%) Wowza Streaming Engine
19 4 (0.19%) Cloud Foundry
Applications
1 138 (6.45%) Microsoft Office
2 36 (1.68%) MS Visio
3 22 (1.03%) Microsoft Excel
4 15 (0.70%) Microsoft PowerPoint
5 3 (0.14%) Acrobat
5 3 (0.14%) AutoCAD
5 3 (0.14%) Microsoft Project
5 3 (0.14%) SketchUp
6 2 (0.094%) Adobe Creative Suite
6 2 (0.094%) CINEMA 4D
6 2 (0.094%) Maya
6 2 (0.094%) MODO
6 2 (0.094%) NUKE
7 1 (0.047%) Adobe Premiere
7 1 (0.047%) Chatbot
Business Applications
1 10 (0.47%) Oracle EBS
1 10 (0.47%) Oracle ERP
2 6 (0.28%) Dynamics CRM
3 2 (0.094%) Remedy ITSM
4 1 (0.047%) Dynamics AX
4 1 (0.047%) Eze OMS
4 1 (0.047%) Relativity
4 1 (0.047%) Salesforce.com CRM
Cloud Services
1 574 (26.83%) Azure
2 479 (22.39%) AWS
3 468 (21.88%) Office 365
4 106 (4.96%) GCP
5 102 (4.77%) IaaS
6 93 (4.35%) SaaS
7 85 (3.97%) PaaS
8 69 (3.23%) Cloud Computing
9 54 (2.52%) Azure Active Directory
10 53 (2.48%) G Suite
11 35 (1.64%) OneDrive
12 34 (1.59%) AWS CloudFormation
13 26 (1.22%) Amazon EC2
14 21 (0.98%) Azure ExpressRoute
14 21 (0.98%) GitHub
15 20 (0.94%) OpenShift
16 19 (0.89%) Stackdriver
16 19 (0.89%) Virtual Private Cloud
17 15 (0.70%) Amazon EKS
17 15 (0.70%) npm
Communications & Networking
1 595 (27.82%) WAN
2 567 (26.51%) LAN
3 522 (24.40%) TCP/IP
4 507 (23.70%) VPN
5 440 (20.57%) DNS
6 421 (19.68%) Network Security
7 348 (16.27%) DHCP
8 313 (14.63%) MPLS
9 282 (13.18%) Wireless
10 260 (12.16%) Internet
11 236 (11.03%) BGP
12 214 (10.00%) Cisco ASA
13 203 (9.49%) VoIP
14 197 (9.21%) OSPF
15 191 (8.93%) VLAN
16 175 (8.18%) SAN
17 151 (7.06%) IPsec
18 149 (6.97%) Wi-Fi
19 123 (5.75%) SSL
20 121 (5.66%) Intrusion Detection
Database & Business Intelligence
1 153 (7.15%) SQL Server
2 33 (1.54%) MySQL
3 31 (1.45%) Blockchain
4 30 (1.40%) Big Data
5 29 (1.36%) Hadoop
6 23 (1.08%) SQL Server 2012
7 22 (1.03%) Redis
8 18 (0.84%) SQL Server 2016
9 16 (0.75%) Amazon DynamoDB
9 16 (0.75%) PostgreSQL
10 15 (0.70%) Amazon RDS
11 14 (0.65%) DB2
11 14 (0.65%) NoSQL
12 13 (0.61%) SQL Server 2005
13 11 (0.51%) MongoDB
13 11 (0.51%) Relational Database
13 11 (0.51%) SQL Server 2008
14 10 (0.47%) Cosmos DB
14 10 (0.47%) HBase
14 10 (0.47%) Sqoop
Development Applications
1 119 (5.56%) Jenkins
2 54 (2.52%) JIRA
3 53 (2.48%) Git (software)
4 33 (1.54%) Octopus Deploy
4 33 (1.54%) Vagrant
5 31 (1.45%) VSS/SourceSafe
6 30 (1.40%) TeamCity
7 25 (1.17%) Atlassian Bamboo
8 22 (1.03%) GitLab
8 22 (1.03%) Hudson
9 21 (0.98%) Visual Studio Team System
10 17 (0.79%) Ant
10 17 (0.79%) Team Foundation Server
11 16 (0.75%) Artifactory
11 16 (0.75%) Zephyr
12 15 (0.70%) Bower
12 15 (0.70%) Chocolatey
12 15 (0.70%) MSBuild
12 15 (0.70%) SonarQube
12 15 (0.70%) TestRail
General
1 428 (20.01%) Finance
2 121 (5.66%) Telecoms
3 102 (4.77%) Law
4 84 (3.93%) Banking
5 61 (2.85%) Retail
6 58 (2.71%) Public Sector
7 53 (2.48%) Legal
8 42 (1.96%) Games
9 32 (1.50%) Billing
10 30 (1.40%) Marketing
11 22 (1.03%) Advertising
12 13 (0.61%) Back Office
12 13 (0.61%) Investment Banking
13 12 (0.56%) Financial Institution
14 10 (0.47%) French Language
15 9 (0.42%) Front Office
15 9 (0.42%) German Language
16 7 (0.33%) Manufacturing
16 7 (0.33%) Police
16 7 (0.33%) Spanish Language
Job Titles
1 507 (23.70%) Network Engineer
2 260 (12.16%) Analyst
3 238 (11.13%) Infrastructure Engineer
4 158 (7.39%) Security Engineer
5 149 (6.97%) DevOps Engineer
6 145 (6.78%) Support Engineer
7 130 (6.08%) Consultant
8 126 (5.89%) Architect
9 119 (5.56%) Senior Network Engineer
10 113 (5.28%) IT Engineer
11 112 (5.24%) IT Support
12 107 (5.00%) Security Analyst
13 93 (4.35%) IT Analyst
14 84 (3.93%) Network Security Engineer
15 81 (3.79%) Administrator
16 75 (3.51%) Systems Administrator
17 63 (2.95%) Cloud Engineer
18 61 (2.85%) Cisco Engineer
19 60 (2.81%) Senior Infrastructure Engineer
20 59 (2.76%) Support Analyst
Libraries, Frameworks & Software Standards
1 63 (2.95%) Elastic Stack
2 44 (2.06%) .NET
3 39 (1.82%) Web Services
4 30 (1.40%) REST
5 27 (1.26%) LAMP
6 26 (1.22%) Node.js
7 25 (1.17%) LDAP
8 21 (0.98%) 802.1X
9 17 (0.79%) RabbitMQ
10 15 (0.70%) SAML
11 14 (0.65%) JSON
12 13 (0.61%) WebSphere MQ
12 13 (0.61%) XMPP
13 12 (0.56%) ADO
13 12 (0.56%) HTML
14 10 (0.47%) OAuth
14 10 (0.47%) Oracle Fusion
15 9 (0.42%) RESTful
16 6 (0.28%) AngularJS
16 6 (0.28%) WebSockets
Miscellaneous
1 266 (12.44%) Data Centre
2 132 (6.17%) Management Information System
3 112 (5.24%) Analytical Skills
4 107 (5.00%) Distributed Denial-of-Service
5 96 (4.49%) Self-Motivation
6 70 (3.27%) Public Cloud
7 65 (3.04%) Video Conferencing
8 48 (2.24%) Replication
9 42 (1.96%) User Experience
10 40 (1.87%) Driving Licence
11 38 (1.78%) PKI
12 31 (1.45%) CCTV
12 31 (1.45%) Virtual Team
13 27 (1.26%) Clustering
13 27 (1.26%) Private Cloud
14 25 (1.17%) Internet of Things
15 23 (1.08%) Enterprise Software
16 21 (0.98%) Cyberthreat
17 20 (0.94%) Data Protection Act
18 18 (0.84%) PMI
Operating Systems
1 831 (38.85%) Windows
2 448 (20.94%) Linux
3 399 (18.65%) Windows Server
4 197 (9.21%) Windows 10
5 178 (8.32%) Windows Server 2012
6 116 (5.42%) Windows Server 2008
7 98 (4.58%) Windows 7
8 81 (3.79%) Unix
9 52 (2.43%) Apple iOS
10 47 (2.20%) Red Hat Enterprise Linux
11 45 (2.10%) CentOS
12 43 (2.01%) Android
13 39 (1.82%) Ubuntu
14 32 (1.50%) Mac OS X
15 30 (1.40%) Windows Server 2003
16 24 (1.12%) Mac OS
17 22 (1.03%) Windows 8
18 18 (0.84%) Debian
19 17 (0.79%) VMS
20 15 (0.70%) Solaris
Processes & Methodologies
1 303 (14.17%) Information Security
2 302 (14.12%) Cybersecurity
3 288 (13.46%) SIEM
4 287 (13.42%) Infrastructure Engineering
5 284 (13.28%) DevOps
6 241 (11.27%) ITIL
7 237 (11.08%) Problem-Solving
8 227 (10.61%) Agile Software Development
9 203 (9.49%) Load Balancing
10 171 (7.99%) Migration
11 160 (7.48%) Network Design
12 141 (6.59%) Network Monitoring
13 129 (6.03%) Configuration Management
14 118 (5.52%) Incident Management
15 114 (5.33%) Computer Science
16 108 (5.05%) Disaster Recovery
16 108 (5.05%) Penetration Testing
16 108 (5.05%) Vulnerability Management
17 105 (4.91%) Continuous Integration
18 104 (4.86%) Risk Management
Programming Languages
1 217 (10.14%) Python
2 211 (9.86%) PowerShell
3 171 (7.99%) SQL
4 125 (5.84%) Java
5 108 (5.05%) Bash Shell
6 83 (3.88%) Ruby
7 57 (2.66%) C#
8 52 (2.43%) JavaScript
9 49 (2.29%) Go
10 43 (2.01%) Perl
11 39 (1.82%) C
12 34 (1.59%) PHP
13 31 (1.45%) Shell Script
14 21 (0.98%) C++
15 15 (0.70%) T-SQL
16 8 (0.37%) VBScript
17 6 (0.28%) Objective-C
18 5 (0.23%) Apple Swift
18 5 (0.23%) PL/SQL
19 4 (0.19%) R
Qualifications
1 618 (28.89%) Cisco Certification
2 413 (19.31%) CCNP
3 322 (15.05%) CCNA
4 298 (13.93%) Degree
5 125 (5.84%) CISSP
6 121 (5.66%) Microsoft Certification
7 98 (4.58%) CCIE
8 80 (3.74%) CISM
9 75 (3.51%) MCSE
10 64 (2.99%) MCSA
11 58 (2.71%) Computer Science Degree
12 57 (2.66%) Security Cleared
13 54 (2.52%) JNCIP
14 52 (2.43%) SC Cleared
15 46 (2.15%) CISA
16 40 (1.87%) CCSA
17 37 (1.73%) JNCIA
17 37 (1.73%) SANS
18 32 (1.50%) JNCIS
19 31 (1.45%) CEH
Quality Assurance & Compliance
1 121 (5.66%) ISO/IEC 27001
2 80 (3.74%) PCI DSS
3 71 (3.32%) GDPR
4 69 (3.23%) NIST
5 63 (2.95%) SLA
6 43 (2.01%) QA
7 24 (1.12%) Cyber Essentials
8 23 (1.08%) Sarbanes-Oxley
9 14 (0.65%) Data Quality
10 11 (0.51%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 10 (0.47%) IFRS
12 8 (0.37%) HMG Security Policy Framework
13 7 (0.33%) COBIT
13 7 (0.33%) Cyber Essentials PLUS
13 7 (0.33%) ISO/IEC 20000
14 6 (0.28%) NIST 800
15 5 (0.23%) MiFID
15 5 (0.23%) NCSC
16 4 (0.19%) HIPAA
17 3 (0.14%) ITGC
System Software
1 509 (23.80%) Active Directory
2 267 (12.48%) VMware Infrastructure
3 149 (6.97%) Hyper-V
4 145 (6.78%) Docker
5 92 (4.30%) vSphere
6 83 (3.88%) VMware ESXi
7 50 (2.34%) XenApp
8 44 (2.06%) XenDesktop
9 32 (1.50%) Firmware
10 17 (0.79%) Virtual Servers
11 16 (0.75%) VMware NSX
12 15 (0.70%) BIND 9
12 15 (0.70%) Virtual Machines
13 14 (0.65%) ProxySG
14 13 (0.61%) iptables
15 10 (0.47%) HDFS
15 10 (0.47%) Varnish
15 10 (0.47%) Xen
16 7 (0.33%) BitLocker
17 5 (0.23%) KVM
Systems Management
1 170 (7.95%) Ansible
2 140 (6.55%) Puppet
3 136 (6.36%) Kubernetes
4 131 (6.12%) Terraform
5 107 (5.00%) Opscode Chef
6 87 (4.07%) FortiGate
7 76 (3.55%) SCCM
8 57 (2.66%) Salt
9 51 (2.38%) ZABBIX
10 45 (2.10%) Grafana
10 45 (2.10%) Nagios
11 39 (1.82%) Microsoft Intune
12 38 (1.78%) Consul
12 38 (1.78%) Docker Swarm
13 36 (1.68%) Graphite
14 35 (1.64%) Packer
15 33 (1.54%) Nessus
16 32 (1.50%) Cisco CUCM
17 31 (1.45%) Opsview
18 24 (1.12%) WSUS
Vendors
1 764 (35.72%) Cisco
2 537 (25.11%) Microsoft
3 476 (22.25%) VMware
4 278 (13.00%) Palo Alto
5 236 (11.03%) CheckPoint
6 212 (9.91%) Juniper
7 162 (7.57%) Meraki
8 156 (7.29%) Citrix
9 153 (7.15%) F5
10 144 (6.73%) HP
11 119 (5.56%) Google
12 96 (4.49%) SolarWinds
13 87 (4.07%) Dell
14 86 (4.02%) Fortinet
15 77 (3.60%) Splunk
16 70 (3.27%) Veeam
17 64 (2.99%) Red Hat
18 60 (2.81%) Aruba
19 44 (2.06%) Blue Coat
20 43 (2.01%) Arista