The following table provides summary statistics for permanent job vacancies advertised in Harrow 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 23 April 2017 with a comparison to the same period in the previous 2 years.

Firewall
London / Harrow
3 months to
23 Apr 2017
Same period 2016 Same period 2015
Rank 3 5 17
Rank change year-on-year +2 +12  
Permanent jobs citing Firewall 2 10 5
As % of all permanent IT jobs advertised in Harrow 33.33% 20.41% 5.75%
As % of the Communications & Networking category 66.67% 66.67% 71.43%
Number of salaries quoted 2 4 1
Median salary £51,750 £47,500 £48,000
Median salary % change year-on-year +8.94% -1.04%  
UK excluding London median salary £40,000 £41,750 £42,500
% change year-on-year -4.19% -1.76%  

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 Harrow with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Harrow
Permanent job vacancies with a requirement for communications and computer networking skills 3 15 7
As % of all permanent IT job vacancies advertised in Harrow 50.00% 30.61% 8.05%
Number of salaries quoted 3 8 2
Median salary £29,250 £26,500 £48,000
Median salary % change year-on-year +10.37% -44.79%  
90% offered a salary of more than £23,500 £26,500 £41,700
10% offered a salary of more than £80,000 £48,000 £47,500
UK excluding London median salary £40,000 £42,500 £42,000
% change year-on-year -5.88% +1.19%  

Firewall
Job Vacancy Trend in Harrow

The job posting trend of jobs advertised in Harrow 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 Harrow

Firewall
Salary Trend in Harrow

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

Salary trend for Firewall in Harrow

Firewall
Salary Histogram in Harrow

The salary distribution of IT jobs citing Firewall in Harrow over the 3 months to 23 April 2017.

Salary histogram for Firewall in Harrow

For the 6 months to 23 April 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 Harrow region with a requirement for Firewall.

1 1 (50.00%) C#
1 1 (50.00%) Java
1 1 (50.00%) SQL
1 1 (50.00%) SQL Server
1 1 (50.00%) Microsoft Office
1 1 (50.00%) Windows
1 1 (50.00%) Linux
1 1 (50.00%) Python
1 1 (50.00%) Ethernet
1 1 (50.00%) Cisco
1 1 (50.00%) Microsoft
1 1 (50.00%) Nagios
1 1 (50.00%) Finance
1 1 (50.00%) VMware
1 1 (50.00%) SQL Server 2005
1 1 (50.00%) Wireshark
1 1 (50.00%) Continuous Integration
1 1 (50.00%) Cisco ASA
1 1 (50.00%) Windows Server 2008
1 1 (50.00%) SQL Server 2008
1 1 (50.00%) Jenkins
1 1 (50.00%) Ansible
1 1 (50.00%) DevOps
1 1 (50.00%) Windows Server

Firewall
Co-occurring IT Skills in Harrow 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:

Applications
1 1 (50.00%) Microsoft Office
Communications & Networking
1 1 (50.00%) Cisco ASA
1 1 (50.00%) Ethernet
1 1 (50.00%) Wireshark
Database & Business Intelligence
1 1 (50.00%) SQL Server
1 1 (50.00%) SQL Server 2005
1 1 (50.00%) SQL Server 2008
Development Applications
1 1 (50.00%) Jenkins
General
1 1 (50.00%) Finance
Job Titles
1 1 (50.00%) Administrator
1 1 (50.00%) DevOps Engineer
1 1 (50.00%) Network Administrator
Operating Systems
1 1 (50.00%) Linux
1 1 (50.00%) Windows
1 1 (50.00%) Windows Server
1 1 (50.00%) Windows Server 2008
Processes & Methodologies
1 1 (50.00%) Continuous Integration
1 1 (50.00%) DevOps
Programming Languages
1 1 (50.00%) C#
1 1 (50.00%) Java
1 1 (50.00%) Python
1 1 (50.00%) SQL
Systems Management
1 1 (50.00%) Ansible
1 1 (50.00%) Nagios
Vendors
1 1 (50.00%) Cisco
1 1 (50.00%) Microsoft
1 1 (50.00%) VMware