Period
to 10 December 2019

The following table provides summary statistics for permanent job vacancies advertised in Central 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 10 December 2019 with a comparison to the same period in the previous 2 years.

Firewall
London > Central London
6 months to
10 Dec 2019
Same period 2018 Same period 2017
Rank 70 58 84
Rank change year-on-year -12 +26 -20
Permanent jobs citing Firewall 515 612 523
As % of all permanent IT jobs advertised in Central London 4.14% 4.50% 3.69%
As % of the Communications & Networking category 30.73% 34.71% 25.10%
Number of salaries quoted 466 555 483
Central London median annual salary £55,000 £55,000 £55,000
10th Percentile £30,000 £32,500 £31,750
90th Percentile £81,875 £85,000 £80,000
London median annual salary £57,500 £55,000 £55,000
% change year-on-year +4.55% - +1.85%

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 Central London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Central London
Permanent vacancies with a requirement for communications or computer networking skills 1,676 1,763 2,084
As % of all permanent IT jobs advertised in Central London 13.47% 12.98% 14.69%
Number of salaries quoted 1,452 1,571 1,845
Central London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% -2.78%
10th Percentile £28,750 £30,000 £31,250
90th Percentile £91,000 £85,000 £80,000
London median annual salary £55,000 £55,000 £53,500
% change year-on-year - +2.80% +0.94%

Firewall
Job Vacancy Trend in Central London

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

Job vacancy trend for Firewall in Central London

Firewall
Salary Trend in Central London

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

Salary trend for Firewall in Central London

Firewall
Salary Histogram in Central London

The salary distribution of IT jobs citing Firewall in Central London over the 6 months to 10 December 2019.

Salary histogram for Firewall in Central London

Firewall
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the Central London region over the 6 months to 10 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
City of London -26 350 £57,500 +4.55% 84
West End of London +25 36 £48,500 -7.62% 1
City of Westminster +10 27 £54,163 +48.39%
Southwark -4 6 £57,000 +14.00%
Camden -2 5 £47,500 +5.56%
Firewall
London

For the 6 months to 10 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 Central London region with a requirement for Firewall.

1 212 (41.17%) Cisco
2 209 (40.58%) Windows
3 154 (29.90%) Cisco Certification
4 153 (29.71%) LAN
5 148 (28.74%) WAN
6 144 (27.96%) Microsoft
7 143 (27.77%) Azure
8 141 (27.38%) Active Directory
9 140 (27.18%) TCP/IP
10 135 (26.21%) Finance
11 134 (26.02%) DNS
12 127 (24.66%) Network Security
13 122 (23.69%) Office 365
14 112 (21.75%) CCNP
15 109 (21.17%) VMware
16 103 (20.00%) VPN
17 99 (19.22%) Cybersecurity
18 97 (18.83%) DHCP
19 95 (18.45%) Information Security
20 91 (17.67%) VoIP
20 91 (17.67%) AWS
21 87 (16.89%) SIEM
22 83 (16.12%) Palo Alto
22 83 (16.12%) Windows Server
23 82 (15.92%) Wireless
24 75 (14.56%) CCNA
25 74 (14.37%) MPLS
26 70 (13.59%) Linux
27 66 (12.82%) BGP
28 64 (12.43%) Windows Server 2012

Firewall
Co-occurring IT Skills in Central 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 45 (8.74%) MS Exchange
2 23 (4.47%) Exchange Server 2013
3 20 (3.88%) IIS
4 18 (3.50%) Exchange Server 2010
5 15 (2.91%) Exchange Server 2007
5 15 (2.91%) SharePoint
5 15 (2.91%) Skype for Business
6 9 (1.75%) OpenStack
7 6 (1.17%) CMS
8 5 (0.97%) Exchange Server 2003
9 4 (0.78%) Alfresco
9 4 (0.78%) Apache
9 4 (0.78%) nginx
10 3 (0.58%) Tomcat
11 2 (0.39%) Cloud Foundry
11 2 (0.39%) JBoss
11 2 (0.39%) MediaWiki
12 1 (0.19%) Confluence
12 1 (0.19%) IBM Notes
12 1 (0.19%) Wowza Streaming Engine
Applications
1 47 (9.13%) Microsoft Office
2 25 (4.85%) MS Visio
3 13 (2.52%) Microsoft Excel
4 9 (1.75%) Microsoft PowerPoint
5 3 (0.58%) Acrobat
5 3 (0.58%) Microsoft Project
6 1 (0.19%) Maya
6 1 (0.19%) NUKE
Business Applications
1 2 (0.39%) Dynamics CRM
Cloud Services
1 143 (27.77%) Azure
2 122 (23.69%) Office 365
3 91 (17.67%) AWS
4 25 (4.85%) IaaS
5 23 (4.47%) PaaS
6 20 (3.88%) SaaS
7 11 (2.14%) G Suite
8 10 (1.94%) GCP
9 7 (1.36%) OneDrive
9 7 (1.36%) Virtual Private Cloud
10 6 (1.17%) AWS CloudFormation
10 6 (1.17%) Cloud Computing
11 4 (0.78%) Azure ExpressRoute
12 3 (0.58%) Azure Active Directory
13 2 (0.39%) Amazon S3
13 2 (0.39%) Datadog
13 2 (0.39%) Dropbox
13 2 (0.39%) GitHub
13 2 (0.39%) OpenDNS
13 2 (0.39%) Serverless
Communications & Networking
1 153 (29.71%) LAN
2 148 (28.74%) WAN
3 140 (27.18%) TCP/IP
4 134 (26.02%) DNS
5 127 (24.66%) Network Security
6 103 (20.00%) VPN
7 97 (18.83%) DHCP
8 91 (17.67%) VoIP
9 82 (15.92%) Wireless
10 74 (14.37%) MPLS
11 66 (12.82%) BGP
12 63 (12.23%) Wi-Fi
13 59 (11.46%) OSPF
13 59 (11.46%) VLAN
14 58 (11.26%) Internet
15 53 (10.29%) IPsec
16 50 (9.71%) Intrusion Detection
17 48 (9.32%) Cisco ASA
18 42 (8.16%) SAN
19 34 (6.60%) SSL
Database & Business Intelligence
1 56 (10.87%) SQL Server
2 16 (3.11%) MySQL
3 10 (1.94%) SQL Server 2012
4 8 (1.55%) SQL Server 2005
4 8 (1.55%) SQL Server 2014
5 7 (1.36%) SQL Server 2008
6 6 (1.17%) SQL Server 2016
7 4 (0.78%) Blockchain
8 3 (0.58%) NoSQL
9 2 (0.39%) Amazon RDS
9 2 (0.39%) Azure SQL Database
9 2 (0.39%) Oracle Smart View
9 2 (0.39%) PostgreSQL
9 2 (0.39%) Redis
9 2 (0.39%) SAP HANA
10 1 (0.19%) Amazon Aurora
10 1 (0.19%) Amazon DynamoDB
10 1 (0.19%) Cosmos DB
10 1 (0.19%) Power BI
10 1 (0.19%) Relational Database
Development Applications
1 8 (1.55%) Jenkins
1 8 (1.55%) VSS/SourceSafe
2 5 (0.97%) TeamCity
3 4 (0.78%) JIRA
3 4 (0.78%) Octopus Deploy
3 4 (0.78%) Visual Studio Team System
4 2 (0.39%) Fiddler
4 2 (0.39%) Git (software)
4 2 (0.39%) Sonatype Nexus
4 2 (0.39%) Subversion
4 2 (0.39%) Team Foundation Server
5 1 (0.19%) Atlassian Bamboo
5 1 (0.19%) Burp Suite
5 1 (0.19%) GitLab
5 1 (0.19%) Metasploit
General
1 135 (26.21%) Finance
2 31 (6.02%) Law
3 20 (3.88%) Banking
4 14 (2.72%) Telecoms
5 13 (2.52%) Legal
6 11 (2.14%) Advertising
7 9 (1.75%) Marketing
8 8 (1.55%) Public Sector
8 8 (1.55%) Retail
9 5 (0.97%) Publishing
10 3 (0.58%) French Language
11 2 (0.39%) Electronics
11 2 (0.39%) Financial Institution
11 2 (0.39%) Front Office
11 2 (0.39%) Investment Banking
12 1 (0.19%) Back Office
12 1 (0.19%) Billing
12 1 (0.19%) Pharmaceutical
12 1 (0.19%) Police
12 1 (0.19%) Portuguese Language
Job Titles
1 139 (26.99%) Network Engineer
2 91 (17.67%) Analyst
3 52 (10.10%) IT Analyst
3 52 (10.10%) Security Engineer
4 42 (8.16%) IT Support
5 40 (7.77%) Senior Network Engineer
6 39 (7.57%) Security Analyst
6 39 (7.57%) Support Engineer
7 38 (7.38%) Infrastructure Engineer
8 30 (5.83%) Architect
9 29 (5.63%) Network Security Engineer
10 28 (5.44%) Support Analyst
11 25 (4.85%) DevOps Engineer
12 24 (4.66%) IT Support Analyst
13 23 (4.47%) IT Engineer
14 19 (3.69%) 2nd Line Support
14 19 (3.69%) IT Security Analyst
14 19 (3.69%) Security Architect
15 17 (3.30%) Cisco Engineer
15 17 (3.30%) Network Analyst
Libraries, Frameworks & Software Standards
1 13 (2.52%) .NET
2 9 (1.75%) XMPP
3 6 (1.17%) 802.1X
4 5 (0.97%) Elastic Stack
5 4 (0.78%) EDI
5 4 (0.78%) Web Services
6 3 (0.58%) ASP.NET
6 3 (0.58%) SAML
7 2 (0.39%) LDAP
7 2 (0.39%) libvirt
7 2 (0.39%) Node.js
8 1 (0.19%) ADO
8 1 (0.19%) Cocoa
8 1 (0.19%) WebSockets
Miscellaneous
1 50 (9.71%) Data Centre
2 41 (7.96%) Management Information System
3 32 (6.21%) Analytical Skills
4 25 (4.85%) Self-Motivation
5 22 (4.27%) Video Conferencing
6 20 (3.88%) Distributed Denial-of-Service
7 15 (2.91%) Replication
8 11 (2.14%) CCTV
9 10 (1.94%) User Experience
10 9 (1.75%) Client/Server
10 9 (1.75%) Public Cloud
11 8 (1.55%) Driving Licence
12 6 (1.17%) Clustering
12 6 (1.17%) Hybrid Cloud
12 6 (1.17%) Private Cloud
13 5 (0.97%) Cyberthreat
13 5 (0.97%) Smartphone
14 4 (0.78%) Data Protection Act
14 4 (0.78%) Linux Command Line
14 4 (0.78%) PKI
Operating Systems
1 209 (40.58%) Windows
2 83 (16.12%) Windows Server
3 70 (13.59%) Linux
4 64 (12.43%) Windows Server 2012
5 57 (11.07%) Windows 10
6 41 (7.96%) Windows Server 2008
7 31 (6.02%) Windows 7
8 20 (3.88%) Unix
9 17 (3.30%) Android
10 13 (2.52%) Mac OS X
11 11 (2.14%) Windows Server 2003
12 9 (1.75%) Apple iOS
13 8 (1.55%) Windows 8
14 4 (0.78%) Ubuntu
15 3 (0.58%) CentOS
15 3 (0.58%) Mac OS
16 2 (0.39%) Windows XP
17 1 (0.19%) Debian
17 1 (0.19%) Red Hat Enterprise Linux
17 1 (0.19%) VMS
Processes & Methodologies
1 99 (19.22%) Cybersecurity
2 95 (18.45%) Information Security
3 87 (16.89%) SIEM
4 60 (11.65%) Infrastructure Engineering
5 58 (11.26%) Load Balancing
6 55 (10.68%) ITIL
7 49 (9.51%) Security Architecture
8 47 (9.13%) Problem-Solving
9 46 (8.93%) DevOps
10 32 (6.21%) Vulnerability Management
11 31 (6.02%) Kalman Filter
12 30 (5.83%) Incident Management
13 29 (5.63%) Migration
13 29 (5.63%) Security Operations
14 28 (5.44%) Agile Software Development
14 28 (5.44%) Disaster Recovery
15 26 (5.05%) Project Delivery
15 26 (5.05%) WAN Optimisation
16 25 (4.85%) Continuous Improvement
16 25 (4.85%) Identity Access Management
Programming Languages
1 57 (11.07%) PowerShell
2 32 (6.21%) Python
3 29 (5.63%) SQL
4 28 (5.44%) Bash Shell
5 18 (3.50%) Ruby
6 15 (2.91%) Java
7 13 (2.52%) Perl
8 10 (1.94%) C#
9 7 (1.36%) C
10 6 (1.17%) JavaScript
11 3 (0.58%) PHP
12 2 (0.39%) C++
12 2 (0.39%) Shell Script
13 1 (0.19%) Go
13 1 (0.19%) VB
13 1 (0.19%) VBScript
Qualifications
1 154 (29.90%) Cisco Certification
2 112 (21.75%) CCNP
3 75 (14.56%) CCNA
4 57 (11.07%) CISSP
5 56 (10.87%) Degree
6 30 (5.83%) Microsoft Certification
7 28 (5.44%) CISM
8 24 (4.66%) CCIE
9 21 (4.08%) CISA
9 21 (4.08%) JNCIA
10 17 (3.30%) MCSE
11 13 (2.52%) (ISC)2 CCSP
11 13 (2.52%) CCDP
11 13 (2.52%) MCSA
12 12 (2.33%) CCSP
12 12 (2.33%) Computer Science Degree
12 12 (2.33%) SC Cleared
12 12 (2.33%) Security Cleared
13 11 (2.14%) CEH
13 11 (2.14%) CRISC
Quality Assurance & Compliance
1 32 (6.21%) ISO/IEC 27001
2 19 (3.69%) NIST
3 17 (3.30%) PCI DSS
4 14 (2.72%) SLA
5 13 (2.52%) GDPR
6 10 (1.94%) Cyber Essentials
7 4 (0.78%) QA
8 3 (0.58%) COBIT
9 2 (0.39%) ITGC
9 2 (0.39%) Sarbanes-Oxley
10 1 (0.19%) MiFID
System Software
1 141 (27.38%) Active Directory
2 58 (11.26%) VMware Infrastructure
3 27 (5.24%) Hyper-V
4 17 (3.30%) VMware ESXi
5 15 (2.91%) XenApp
6 14 (2.72%) vSphere
6 14 (2.72%) XenDesktop
7 13 (2.52%) Docker
8 10 (1.94%) Firmware
9 9 (1.75%) VMware NSX
10 8 (1.55%) ProxySG
11 5 (0.97%) Xen
12 3 (0.58%) KVM
13 2 (0.39%) Citrix Hypervisor
13 2 (0.39%) oVirt
13 2 (0.39%) QEMU
14 1 (0.19%) iptables
14 1 (0.19%) LXC
14 1 (0.19%) NFS
14 1 (0.19%) Snort
Systems Management
1 32 (6.21%) Ansible
2 25 (4.85%) Puppet
3 23 (4.47%) Terraform
4 19 (3.69%) Cisco CUCM
5 14 (2.72%) FortiGate
5 14 (2.72%) SCCM
6 13 (2.52%) ZABBIX
7 12 (2.33%) Kubernetes
8 11 (2.14%) Grafana
9 9 (1.75%) Cisco CME
10 8 (1.55%) Opscode Chef
11 6 (1.17%) Backup Exec
11 6 (1.17%) WSUS
12 5 (0.97%) CASB
12 5 (0.97%) vCenter Server
13 4 (0.78%) Host Intrusion Detection System
13 4 (0.78%) Microsoft Intune
13 4 (0.78%) Nagios
13 4 (0.78%) Nessus
13 4 (0.78%) PaperCut
Vendors
1 212 (41.17%) Cisco
2 144 (27.96%) Microsoft
3 109 (21.17%) VMware
4 83 (16.12%) Palo Alto
5 63 (12.23%) Juniper
6 49 (9.51%) F5
7 48 (9.32%) CheckPoint
8 47 (9.13%) Citrix
9 46 (8.93%) HP
10 33 (6.41%) Meraki
11 24 (4.66%) SolarWinds
12 22 (4.27%) Fortinet
13 20 (3.88%) Veeam
14 16 (3.11%) Splunk
15 15 (2.91%) Arista
15 15 (2.91%) Riverbed
16 13 (2.52%) Dell
17 12 (2.33%) Blue Coat
17 12 (2.33%) Brocade
18 11 (2.14%) Huawei