The following table provides summary statistics for permanent job vacancies advertised in Hounslow 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 29 June 2017 with a comparison to the same period in the previous 2 years.

Firewall
London > Hounslow
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 13 7 19
Rank change year-on-year -6 +12  
Permanent jobs citing Firewall 2 6 2
As % of all permanent IT jobs advertised in Hounslow 4.17% 10.71% 2.25%
As % of the Communications & Networking category 16.67% 40.00% 9.52%
Number of salaries quoted 1 6 3
Hounslow median annual salary £60,000 £67,500 £45,000
Median salary % change year-on-year -11.11% +50.00%  
London median annual salary £54,500 £55,000 £50,000
% change year-on-year -0.90% +10.00%  

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 Hounslow with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Hounslow
Permanent job vacancies with a requirement for communications and computer networking skills 12 15 21
As % of all permanent IT job vacancies advertised in Hounslow 25.00% 26.79% 23.60%
Number of salaries quoted 19 72 71
Hounslow median annual salary £45,000 £55,000 £60,000
Median salary % change year-on-year -18.18% -8.33%  
10th Percentile £24,500 £45,000 £45,000
90th Percentile £65,750 £62,500 £71,250
London median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00%  

Firewall
Job Vacancy Trend in Hounslow

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

Job vacancy trend for Firewall in Hounslow

Firewall
Salary Trend in Hounslow

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

Salary trend for Firewall in Hounslow

For the 6 months to 29 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 Hounslow region with a requirement for Firewall.

1 2 (100.00%) C++
1 2 (100.00%) Java
1 2 (100.00%) SQL
1 2 (100.00%) Windows
1 2 (100.00%) DHCP
1 2 (100.00%) VPN
1 2 (100.00%) DNS
1 2 (100.00%) Cisco
1 2 (100.00%) Active Directory
1 2 (100.00%) Citrix
1 2 (100.00%) VMware
1 2 (100.00%) Wireshark
1 2 (100.00%) Windows Server 2008
2 1 (50.00%) XenApp
2 1 (50.00%) Conflict Management
2 1 (50.00%) Cisco ASA
2 1 (50.00%) Degree
2 1 (50.00%) Netcool
2 1 (50.00%) Project Management
2 1 (50.00%) Microsoft
2 1 (50.00%) SQL Server
2 1 (50.00%) ITIL
2 1 (50.00%) Perl

Firewall
Co-occurring IT Skills in Hounslow 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:

Communications & Networking
1 2 (100.00%) DHCP
1 2 (100.00%) DNS
1 2 (100.00%) VPN
1 2 (100.00%) Wireshark
2 1 (50.00%) Cisco ASA
Database & Business Intelligence
1 1 (50.00%) SQL Server
Job Titles
1 2 (100.00%) Implementation Manager
Operating Systems
1 2 (100.00%) Windows
1 2 (100.00%) Windows Server 2008
Processes & Methodologies
1 1 (50.00%) Conflict Management
1 1 (50.00%) ITIL
1 1 (50.00%) Project Management
Programming Languages
1 2 (100.00%) C++
1 2 (100.00%) Java
1 2 (100.00%) SQL
2 1 (50.00%) Perl
Qualifications
1 1 (50.00%) Degree
System Software
1 2 (100.00%) Active Directory
2 1 (50.00%) XenApp
Systems Management
1 1 (50.00%) Netcool
Vendors
1 2 (100.00%) Cisco
1 2 (100.00%) Citrix
1 2 (100.00%) VMware
2 1 (50.00%) Microsoft