Period
to 17 August 2019

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 17 August 2019 with a comparison to the same period in the previous 2 years.

Firewall
Central London > City of London
6 months to
17 Aug 2019
Same period 2018 Same period 2017
Rank 77 57 48
Rank change year-on-year -20 -9 +16
Permanent jobs citing Firewall 409 538 506
As % of all permanent IT jobs advertised in the City of London 4.01% 4.90% 4.99%
As % of the Communications & Networking category 31.32% 32.99% 32.23%
Number of salaries quoted 381 480 473
City of London median annual salary £60,000 £57,500 £52,500
Median salary % change year-on-year +4.35% +9.52% -4.55%
10th Percentile £29,250 £31,500 £28,100
90th Percentile £83,750 £83,750 £77,300
Central London median annual salary £52,500 £57,500 £50,000
% change year-on-year -8.70% +15.00% -9.09%

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 1,306 1,631 1,570
As % of all permanent IT jobs advertised in the City of London 12.79% 14.85% 15.47%
Number of salaries quoted 1,173 1,446 1,413
City of London median annual salary £60,000 £57,500 £53,000
Median salary % change year-on-year +4.35% +8.49% -3.64%
10th Percentile £28,250 £31,250 £29,000
90th Percentile £87,500 £85,000 £80,000
Central London median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -4.76%

Firewall
Job Vacancy Trend in the City of London

Job postings citing Firewall as a percentage 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

This chart provides the 3-month moving average for salaries quoted in permanent IT 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

The salary distribution of IT jobs citing Firewall in the City of London over the 6 months to 17 August 2019.

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 17 August 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
London Bridge -4 5 £50,000 -
Firewall
Central London

For the 6 months to 17 August 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 City of London region with a requirement for Firewall.

1 206 (50.37%) Windows
2 137 (33.50%) Finance
3 125 (30.56%) Active Directory
4 115 (28.12%) Cisco
5 104 (25.43%) TCP/IP
6 103 (25.18%) Information Security
7 102 (24.94%) Microsoft
7 102 (24.94%) Cybersecurity
8 97 (23.72%) Microsoft Azure
9 94 (22.98%) DNS
10 92 (22.49%) Office 365
11 89 (21.76%) SIEM
11 89 (21.76%) WAN
11 89 (21.76%) Linux
12 87 (21.27%) VMware
12 87 (21.27%) Windows Server
13 84 (20.54%) Network Security
14 79 (19.32%) LAN
15 76 (18.58%) DHCP
16 75 (18.34%) Cisco Certification
17 70 (17.11%) Degree
18 64 (15.65%) Intrusion Detection
19 61 (14.91%) Amazon AWS
19 61 (14.91%) CCNP
20 60 (14.67%) Security Architecture
21 59 (14.43%) VMware Infrastructure
22 58 (14.18%) Security Operations
23 56 (13.69%) Windows Server 2012
23 56 (13.69%) SQL Server
24 55 (13.45%) VPN

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 22 (5.38%) IIS
2 16 (3.91%) MS Exchange
3 13 (3.18%) SharePoint
4 10 (2.44%) OpenStack
5 6 (1.47%) Exchange Server 2013
5 6 (1.47%) Skype for Business
6 5 (1.22%) CMS
6 5 (1.22%) WebSphere
7 4 (0.98%) Alfresco
8 3 (0.73%) Cloud Foundry
8 3 (0.73%) Exchange Server 2010
8 3 (0.73%) WebSphere Application Server
9 2 (0.49%) Apache
9 2 (0.49%) nginx
9 2 (0.49%) Tomcat
10 1 (0.24%) Exchange Server 2007
Applications
1 49 (11.98%) Microsoft Office
2 8 (1.96%) Microsoft Excel
3 5 (1.22%) Microsoft PowerPoint
3 5 (1.22%) MS Visio
4 1 (0.24%) Acrobat
4 1 (0.24%) AutoCAD
4 1 (0.24%) Microsoft Project
4 1 (0.24%) Revit
Business Applications
1 5 (1.22%) Temenos T24
2 2 (0.49%) Dynamics AX
Cloud Services
1 97 (23.72%) Microsoft Azure
2 92 (22.49%) Office 365
3 61 (14.91%) Amazon AWS
4 38 (9.29%) IaaS
5 32 (7.82%) PaaS
6 19 (4.65%) SaaS
7 18 (4.40%) G Suite
8 11 (2.69%) Google Cloud Platform
9 10 (2.44%) Azure Active Directory
9 10 (2.44%) Virtual Private Cloud
10 9 (2.20%) AWS CloudFormation
11 7 (1.71%) Dynamics 365
12 5 (1.22%) Power Platform
13 4 (0.98%) Amazon S3
13 4 (0.98%) OneDrive
14 3 (0.73%) Amazon EC2
15 2 (0.49%) Serverless
16 1 (0.24%) AWS Lambda
16 1 (0.24%) Mimecast
16 1 (0.24%) Slack
Communications & Networking
1 104 (25.43%) TCP/IP
2 94 (22.98%) DNS
3 89 (21.76%) WAN
4 84 (20.54%) Network Security
5 79 (19.32%) LAN
6 76 (18.58%) DHCP
7 64 (15.65%) Intrusion Detection
8 55 (13.45%) VPN
9 49 (11.98%) Wireless
10 47 (11.49%) VoIP
11 37 (9.05%) Cisco ASA
12 36 (8.80%) SAN
13 33 (8.07%) IPsec
13 33 (8.07%) VLAN
14 32 (7.82%) HTTP
15 31 (7.58%) HTTPS
16 30 (7.33%) MPLS
17 28 (6.85%) Internet
18 26 (6.36%) SSL
19 25 (6.11%) BGP
Database & Business Intelligence
1 56 (13.69%) SQL Server
2 28 (6.85%) MySQL
3 5 (1.22%) Power BI
3 5 (1.22%) SQL Server 2012
3 5 (1.22%) SQL Server 2014
4 2 (0.49%) Amazon RDS
4 2 (0.49%) Azure SQL Database
4 2 (0.49%) NoSQL
4 2 (0.49%) Oracle Smart View
4 2 (0.49%) SQL Server 2008
5 1 (0.24%) Cosmos DB
5 1 (0.24%) PostgreSQL
5 1 (0.24%) Redis
5 1 (0.24%) SQL Server 2005
5 1 (0.24%) SQL Server 2016
Development Applications
1 11 (2.69%) Jenkins
2 10 (2.44%) TeamCity
3 3 (0.73%) Git (software)
4 2 (0.49%) JIRA
4 2 (0.49%) Sonatype Nexus
5 1 (0.24%) Fiddler
5 1 (0.24%) Octopus Deploy
5 1 (0.24%) SonarQube
5 1 (0.24%) Team Foundation Server
5 1 (0.24%) Visual Studio Team System
General
1 137 (33.50%) Finance
2 33 (8.07%) Law
3 31 (7.58%) Banking
4 23 (5.62%) Legal
5 7 (1.71%) Financial Institution
5 7 (1.71%) Marketing
6 6 (1.47%) Telecoms
7 4 (0.98%) Retail
8 2 (0.49%) Billing
9 1 (0.24%) Advertising
9 1 (0.24%) Front Office
9 1 (0.24%) Local Government
9 1 (0.24%) Publishing
9 1 (0.24%) Wholesale Banking
Job Titles
1 79 (19.32%) Analyst
2 72 (17.60%) Security Engineer
3 67 (16.38%) Network Engineer
4 47 (11.49%) IT Analyst
5 43 (10.51%) IT Support
6 41 (10.02%) Security Analyst
7 31 (7.58%) IT Security Analyst
8 30 (7.33%) Cybersecurity Engineer
9 27 (6.60%) DevOps Engineer
10 26 (6.36%) Infrastructure Engineer
10 26 (6.36%) IT Engineer
10 26 (6.36%) Support Engineer
11 24 (5.87%) Architect
12 23 (5.62%) Administrator
12 23 (5.62%) Support Analyst
13 19 (4.65%) Cisco Analyst
13 19 (4.65%) Security Architect
14 18 (4.40%) 2nd Line Support
14 18 (4.40%) IT Support Analyst
15 16 (3.91%) Network Security Engineer
Libraries, Frameworks & Software Standards
1 11 (2.69%) .NET
1 11 (2.69%) Web Services
2 8 (1.96%) LDAP
2 8 (1.96%) SAML
3 6 (1.47%) OAuth
4 5 (1.22%) FIX Protocol
4 5 (1.22%) Spring
5 3 (0.73%) 802.1X
5 3 (0.73%) WebSphere MQ
6 1 (0.24%) ADO
6 1 (0.24%) ASP.NET
6 1 (0.24%) EDI
6 1 (0.24%) Elastic Stack
6 1 (0.24%) Kafka
6 1 (0.24%) LAMP
6 1 (0.24%) libvirt
6 1 (0.24%) Node.js
6 1 (0.24%) RabbitMQ
6 1 (0.24%) REST
Miscellaneous
1 42 (10.27%) Data Centre
2 33 (8.07%) Analytical Skills
3 30 (7.33%) Management Information System
4 25 (6.11%) Distributed Denial-of-Service
5 20 (4.89%) Video Conferencing
6 17 (4.16%) Data Protection Act
7 16 (3.91%) Security Operations Centre
8 15 (3.67%) Replication
9 11 (2.69%) Self-Motivation
10 8 (1.96%) PKI
11 5 (1.22%) Client/Server
11 5 (1.22%) Fixed Income
11 5 (1.22%) Smartphone
12 4 (0.98%) Clustering
12 4 (0.98%) Cyberthreat
12 4 (0.98%) Public Cloud
13 3 (0.73%) Cyber Defence
13 3 (0.73%) Digital Media
13 3 (0.73%) Greenfield Project
13 3 (0.73%) User Experience
Operating Systems
1 206 (50.37%) Windows
2 89 (21.76%) Linux
3 87 (21.27%) Windows Server
4 56 (13.69%) Windows Server 2012
5 39 (9.54%) Windows Server 2008
6 35 (8.56%) Windows 10
7 30 (7.33%) Unix
8 14 (3.42%) Android
9 11 (2.69%) Mac OS X
9 11 (2.69%) Windows 7
10 7 (1.71%) Apple iOS
10 7 (1.71%) Red Hat Enterprise Linux
11 4 (0.98%) Windows 8
12 3 (0.73%) CentOS
13 2 (0.49%) Windows Server 2003
13 2 (0.49%) Windows XP
14 1 (0.24%) Mac OS
14 1 (0.24%) Solaris
14 1 (0.24%) Ubuntu
14 1 (0.24%) VMS
Processes & Methodologies
1 103 (25.18%) Information Security
2 102 (24.94%) Cybersecurity
3 89 (21.76%) SIEM
4 60 (14.67%) Security Architecture
5 58 (14.18%) Security Operations
6 52 (12.71%) DevOps
7 43 (10.51%) Kalman Filter
8 40 (9.78%) Identity Access Management
8 40 (9.78%) Threat Modelling
9 39 (9.54%) Infrastructure Engineering
10 37 (9.05%) Migration
11 35 (8.56%) Configuration Management
12 33 (8.07%) Problem-Solving
12 33 (8.07%) Secure Coding
13 32 (7.82%) Penetration Testing
14 31 (7.58%) Ethical Hacking
15 29 (7.09%) Data Protection
16 27 (6.60%) Agile Software Development
17 25 (6.11%) Dynamic Code Analysis
17 25 (6.11%) Static Code Analysis
Programming Languages
1 49 (11.98%) PowerShell
2 45 (11.00%) Python
3 33 (8.07%) SQL
4 19 (4.65%) Bash Shell
5 18 (4.40%) Ruby
6 10 (2.44%) Java
7 8 (1.96%) C
8 5 (1.22%) C++
8 5 (1.22%) Objective-C
9 4 (0.98%) C#
10 2 (0.49%) JavaScript
10 2 (0.49%) Perl
10 2 (0.49%) Shell Script
11 1 (0.24%) PHP
Qualifications
1 75 (18.34%) Cisco Certification
2 70 (17.11%) Degree
3 61 (14.91%) CCNP
4 45 (11.00%) CISSP
5 42 (10.27%) CCNA
6 19 (4.65%) Microsoft Certification
7 18 (4.40%) CCIE
8 17 (4.16%) CEH
9 15 (3.67%) SANS
10 13 (3.18%) CISM
10 13 (3.18%) Security Cleared
11 12 (2.93%) CISA
12 10 (2.44%) Computer Science Degree
12 10 (2.44%) TOGAF Certification
13 9 (2.20%) GIAC
14 8 (1.96%) GSEC
14 8 (1.96%) Master's Degree
14 8 (1.96%) SC Cleared
15 7 (1.71%) AWS Certification
15 7 (1.71%) CCIE Security
Quality Assurance & Compliance
1 20 (4.89%) SLA
2 18 (4.40%) ISO/IEC 27001
3 12 (2.93%) GDPR
4 8 (1.96%) Cyber Essentials
4 8 (1.96%) NIST
5 7 (1.71%) PCI DSS
6 4 (0.98%) MiFID
7 3 (0.73%) QA
8 1 (0.24%) COBIT
8 1 (0.24%) PMO
8 1 (0.24%) Sarbanes-Oxley
System Software
1 125 (30.56%) Active Directory
2 59 (14.43%) VMware Infrastructure
3 35 (8.56%) Hyper-V
4 15 (3.67%) Docker
5 11 (2.69%) VMware ESXi
6 10 (2.44%) XenApp
7 5 (1.22%) KVM
8 4 (0.98%) Firmware
8 4 (0.98%) vSphere
8 4 (0.98%) Xen
9 3 (0.73%) LXC
10 2 (0.49%) ProxySG
10 2 (0.49%) Terminal Server
11 1 (0.24%) BitLocker
11 1 (0.24%) Microsoft Virtual Server
11 1 (0.24%) NFS
11 1 (0.24%) oVirt
11 1 (0.24%) QEMU
11 1 (0.24%) Samba
11 1 (0.24%) XenDesktop
Systems Management
1 31 (7.58%) Ansible
2 23 (5.62%) Opscode Chef
3 20 (4.89%) Terraform
4 14 (3.42%) Kubernetes
4 14 (3.42%) Puppet
5 13 (3.18%) Cisco CUCM
6 9 (2.20%) SCCM
7 5 (1.22%) Backup Exec
8 4 (0.98%) PaperCut
8 4 (0.98%) vCenter Server
9 3 (0.73%) CASB
9 3 (0.73%) Cisco Prime
9 3 (0.73%) Mesos
9 3 (0.73%) WSUS
10 2 (0.49%) McAfee ePO
10 2 (0.49%) Nagios
10 2 (0.49%) Nessus
10 2 (0.49%) SCOM
10 2 (0.49%) SolarWinds Orion
10 2 (0.49%) ZABBIX
Vendors
1 115 (28.12%) Cisco
2 102 (24.94%) Microsoft
3 87 (21.27%) VMware
4 38 (9.29%) CheckPoint
5 31 (7.58%) Citrix
6 30 (7.33%) Juniper
7 27 (6.60%) CyberArk
8 21 (5.13%) Veeam
9 18 (4.40%) F5
9 18 (4.40%) Palo Alto
10 17 (4.16%) HP
11 12 (2.93%) Google
11 12 (2.93%) Oracle
12 11 (2.69%) Meraki
13 10 (2.44%) Adobe
13 10 (2.44%) Apple
13 10 (2.44%) Red Hat
14 7 (1.71%) Qualys
14 7 (1.71%) SolarWinds
14 7 (1.71%) Splunk