The following table provides summary statistics for permanent job vacancies advertised in Wimbledon with a requirement for Firewall skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Firewall over the 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

Firewall
London / Wimbledon
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 20 37 24
Rank change year-on-year +17 -13  
Permanent jobs citing Firewall 4 3 5
As % of all permanent IT jobs advertised in Wimbledon 5.26% 2.01% 5.10%
As % of the Communications & Networking category 33.33% 18.75% 35.71%
Number of salaries quoted 4 2 4
Median salary £26,000 £73,750 £44,000
Median salary % change year-on-year -64.74% +67.61%  
UK excluding London median salary £42,500 £41,500 £42,000
% change year-on-year +2.40% -1.19%  

Firewall is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Wimbledon with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Wimbledon
Permanent job vacancies with a requirement for communications and computer networking skills 12 16 14
As % of all permanent IT job vacancies advertised in Wimbledon 15.79% 10.74% 14.29%
Number of salaries quoted 9 8 11
Median salary £26,500 £70,000 £44,500
Median salary % change year-on-year -62.14% +57.30%  
90% offered a salary of more than £26,000 £32,250 £44,000
10% offered a salary of more than £45,000 £52,500 £77,500
UK excluding London median salary £42,500 £42,500 £42,000
% change year-on-year - +1.19%  

Firewall
Job Vacancy Trend in Wimbledon

The job posting trend of jobs advertised in Wimbledon citing Firewall as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for Firewall in Wimbledon

Firewall
Salary Trend in Wimbledon

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

Salary trend for Firewall in Wimbledon

Firewall
Salary Histogram in Wimbledon

The salary distribution of IT jobs citing Firewall in Wimbledon over the 3 months to 26 June 2017.

Salary histogram for Firewall in Wimbledon

For the 6 months to 26 June 2017, IT jobs citing Firewall also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Wimbledon region with a requirement for Firewall.

1 5 (71.43%) Windows
1 5 (71.43%) VPN
1 5 (71.43%) Active Directory
2 4 (57.14%) TCP/IP
2 4 (57.14%) DNS
2 4 (57.14%) MS Exchange
2 4 (57.14%) DHCP
2 4 (57.14%) Exchange Server 2007
2 4 (57.14%) Windows Server 2008
2 4 (57.14%) Windows Server 2012
3 3 (42.86%) Windows Server
3 3 (42.86%) Exchange Server 2003
3 3 (42.86%) Microsoft Office
3 3 (42.86%) Windows Server 2003
3 3 (42.86%) VMware
4 2 (28.57%) Identity Management
4 2 (28.57%) Security Operations
4 2 (28.57%) Security Monitoring
4 2 (28.57%) SolarWinds
5 1 (14.29%) Docker
5 1 (14.29%) Google Cloud Platform
5 1 (14.29%) Server Hardening
5 1 (14.29%) Security Patching
5 1 (14.29%) Microsoft Azure
5 1 (14.29%) Amazon AWS
5 1 (14.29%) Opscode Chef
5 1 (14.29%) Performance Monitoring
5 1 (14.29%) Confluence
5 1 (14.29%) Puppet
5 1 (14.29%) Change Control

Firewall
Co-occurring IT Skills in Wimbledon 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 4 (57.14%) Exchange Server 2007
1 4 (57.14%) MS Exchange
2 3 (42.86%) Exchange Server 2003
3 1 (14.29%) Apache
3 1 (14.29%) Confluence
3 1 (14.29%) IIS
3 1 (14.29%) nginx
Applications
1 3 (42.86%) Microsoft Office
Cloud Services
1 1 (14.29%) Amazon AWS
1 1 (14.29%) Google Cloud Platform
1 1 (14.29%) Microsoft Azure
1 1 (14.29%) Office 365
Communications & Networking
1 5 (71.43%) VPN
2 4 (57.14%) DHCP
2 4 (57.14%) DNS
2 4 (57.14%) TCP/IP
3 1 (14.29%) LAN
3 1 (14.29%) SSH
3 1 (14.29%) SSL
Database & Business Intelligence
1 1 (14.29%) MySQL
1 1 (14.29%) SQL Server
Development Applications
1 1 (14.29%) JIRA
Job Titles
1 3 (42.86%) 2nd Line Support
1 3 (42.86%) Exchange Support
1 3 (42.86%) Server Support
1 3 (42.86%) Windows Server Support
2 2 (28.57%) Analyst
2 2 (28.57%) IT Analyst
2 2 (28.57%) IT Operations Analyst
2 2 (28.57%) IT Security Analyst
2 2 (28.57%) Monitoring Analyst
2 2 (28.57%) Operations Analyst
2 2 (28.57%) Security Analyst
2 2 (28.57%) Security Monitoring Analyst
2 2 (28.57%) Security Operations Analyst
3 1 (14.29%) Infrastructure Engineer
3 1 (14.29%) Linux Systems Administrator
3 1 (14.29%) Project Engineer
3 1 (14.29%) Systems Administrator
3 1 (14.29%) Technical Engineer
3 1 (14.29%) Technical Infrastructure Engineer
Operating Systems
1 5 (71.43%) Windows
2 4 (57.14%) Windows Server 2008
2 4 (57.14%) Windows Server 2012
3 3 (42.86%) Windows Server
3 3 (42.86%) Windows Server 2003
4 1 (14.29%) CentOS
4 1 (14.29%) Debian
4 1 (14.29%) Linux
4 1 (14.29%) Red Hat Enterprise Linux
Processes & Methodologies
1 2 (28.57%) Identity Management
1 2 (28.57%) Security Monitoring
1 2 (28.57%) Security Operations
2 1 (14.29%) Change Control
2 1 (14.29%) Configuration Management
2 1 (14.29%) E-Commerce
2 1 (14.29%) Migration
2 1 (14.29%) Performance Monitoring
2 1 (14.29%) Release Management
2 1 (14.29%) Security Patching
2 1 (14.29%) Server Hardening
2 1 (14.29%) Vulnerability Management
Programming Languages
1 1 (14.29%) SQL
System Software
1 5 (71.43%) Active Directory
2 1 (14.29%) Docker
2 1 (14.29%) NFS
2 1 (14.29%) Samba
2 1 (14.29%) Snort
Systems Management
1 1 (14.29%) Nessus
1 1 (14.29%) Opscode Chef
1 1 (14.29%) Puppet
Vendors
1 3 (42.86%) VMware
2 2 (28.57%) SolarWinds
3 1 (14.29%) Google
3 1 (14.29%) Microsoft