Period
to 17 February 2018

The following table provides summary statistics for permanent job vacancies advertised in Twickenham 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 February 2018 with a comparison to the same period in the previous 2 years.

Firewall
6 months to
17 Feb 2018
Same period 2017 Same period 2016
Rank 27 22 24
Rank change year-on-year -5 +2 -4
Permanent jobs citing Firewall 4 6 6
As % of all permanent IT jobs advertised in Twickenham 2.58% 5.13% 4.03%
As % of the Communications & Networking category 8.89% 33.33% 27.27%
Number of salaries quoted 5 6 6
Twickenham median annual salary £55,000 £40,000 £35,000
Median salary % change year-on-year +37.50% +14.29% -2.78%
Richmond upon Thames median annual salary £48,750 £42,500 £25,000
% change year-on-year +14.71% +70.00% -30.56%

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 Twickenham with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Twickenham
Permanent vacancies with a requirement for communications or computer networking skills 45 18 22
As % of all permanent IT jobs advertised in Twickenham 29.03% 15.38% 14.77%
Number of salaries quoted 39 18 21
Twickenham median annual salary £35,000 £41,250 £42,500
Median salary % change year-on-year -15.15% -2.94% +73.47%
10th Percentile £27,500 £23,580 £35,000
90th Percentile £52,500 £52,500 £67,500
Richmond upon Thames median annual salary £35,000 £42,500 £35,000
% change year-on-year -17.65% +21.43% -12.50%

Firewall
Job Vacancy Trend in Twickenham

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

Job vacancy trend for Firewall in Twickenham

Firewall
Salary Trend in Twickenham

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

Salary trend for Firewall in Twickenham

Firewall
Salary Histogram in Twickenham

The salary distribution of IT jobs citing Firewall in Twickenham over the 6 months to 17 February 2018.

Salary histogram for Firewall in Twickenham

For the 6 months to 17 February 2018, 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 Twickenham region with a requirement for Firewall.

1 4 (100.00%) Windows
1 4 (100.00%) Active Directory
1 4 (100.00%) Windows Server
2 3 (75.00%) Windows Server 2008
2 3 (75.00%) Office 365
2 3 (75.00%) Windows Server 2012
3 2 (50.00%) Oracle Linux
3 2 (50.00%) Microsoft
3 2 (50.00%) Amazon AWS
3 2 (50.00%) Network Security
3 2 (50.00%) HP
3 2 (50.00%) LAN
3 2 (50.00%) WAN
3 2 (50.00%) VPN
3 2 (50.00%) Linux
3 2 (50.00%) C
3 2 (50.00%) Perl
3 2 (50.00%) Oracle
3 2 (50.00%) Shell Script
3 2 (50.00%) Web Services
3 2 (50.00%) Unix
4 1 (25.00%) Windows Vista
4 1 (25.00%) Wireless
4 1 (25.00%) Workflow
4 1 (25.00%) VMware
4 1 (25.00%) Microsoft Office
4 1 (25.00%) CRM
4 1 (25.00%) SharePoint
4 1 (25.00%) DNS
4 1 (25.00%) SLA

Firewall
Co-occurring IT Skills in Twickenham 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 1 (25.00%) SharePoint
1 1 (25.00%) Skype for Business
Applications
1 1 (25.00%) Microsoft Office
Cloud Services
1 3 (75.00%) Office 365
2 2 (50.00%) Amazon AWS
Communications & Networking
1 2 (50.00%) LAN
1 2 (50.00%) Network Security
1 2 (50.00%) VPN
1 2 (50.00%) WAN
2 1 (25.00%) DNS
2 1 (25.00%) Internet
2 1 (25.00%) Wireless
Job Titles
1 2 (50.00%) Active Directory Administrator
1 2 (50.00%) Administrator
1 2 (50.00%) Firewall Administrator
1 2 (50.00%) LAN Administrator
1 2 (50.00%) LAN/WAN Administrator
1 2 (50.00%) Linux Administrator
1 2 (50.00%) Linux Systems Administrator
1 2 (50.00%) Network Administrator
1 2 (50.00%) Server Administrator
1 2 (50.00%) Systems Administrator
1 2 (50.00%) Windows Administrator
1 2 (50.00%) Windows Systems Administrator
2 1 (25.00%) 1st Line Engineer
2 1 (25.00%) 1st Line Support
2 1 (25.00%) 1st Line Support Engineer
2 1 (25.00%) First Line Help Desk Support
2 1 (25.00%) Help Desk Engineer
2 1 (25.00%) Help Desk Support
2 1 (25.00%) Help Desk Support Engineer
2 1 (25.00%) Technical Support
Libraries, Frameworks & Software Standards
1 2 (50.00%) Web Services
Operating Systems
1 4 (100.00%) Windows
1 4 (100.00%) Windows Server
2 3 (75.00%) Windows Server 2008
2 3 (75.00%) Windows Server 2012
3 2 (50.00%) Linux
3 2 (50.00%) Oracle Linux
3 2 (50.00%) Unix
4 1 (25.00%) Windows 10
4 1 (25.00%) Windows 8
4 1 (25.00%) Windows Server 2003
4 1 (25.00%) Windows Vista
Processes & Methodologies
1 1 (25.00%) CRM
1 1 (25.00%) Presales
1 1 (25.00%) Workflow
Programming Languages
1 2 (50.00%) C
1 2 (50.00%) Perl
1 2 (50.00%) Shell Script
Quality Assurance & Compliance
1 1 (25.00%) SLA
System Software
1 4 (100.00%) Active Directory
Vendors
1 2 (50.00%) HP
1 2 (50.00%) Microsoft
1 2 (50.00%) Oracle
2 1 (25.00%) Cisco
2 1 (25.00%) Dell
2 1 (25.00%) NETGEAR
2 1 (25.00%) SonicWALL
2 1 (25.00%) VMware