The table below looks at the statistics for OpenSIPS skills in IT jobs advertised for the London region. Included is a guide to the salaries offered in IT jobs that have cited OpenSIPS over the 3 months to 30 September 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 Sep 2016
Same period 2015 Same period 2014
OpenSIPS
Rank 603 655 -
Rank change year-on-year
+52 -
Permanent jobs citing OpenSIPS 7 2 0
As % of all permanent IT jobs located in London 0.018% 0.005% -
As % of the System Software category 0.16% 0.043% -
Number of salaries quoted 7 2 0
Median salary £47,500 £38,750 -
Median salary % change year-on-year
+22.58% -
UK excluding London median salary £40,000 - £35,000
OpenSIPS
England

The following table is for comparison with the above and provides statistics for the entire System Software category in permanent jobs advertised in the London region.

System Software Category
London
Permanent IT job ads with a match in the
System Software category
4356 4651 5115
As % of all permanent IT jobs located in London 11.47% 10.58% 11.13%
Number of salaries quoted 3751 4012 4438
Median salary £50,000 £47,000 £46,500
Median salary % change year-on-year
+6.38% +1.07%
90% offered a salary of more than £30,000 £27,500 £28,000
10% offered a salary of more than £77,500 £65,000 £70,000
UK excluding London median salary £40,000 £38,500 £37,500
% change year-on-year
+3.89% +2.66%

OpenSIPS
Jobs Demand Trend in London

The demand trend of job ads across the London region citing OpenSIPS as a proportion of all IT jobs with a match in the System Software category.

OpenSIPS Jobs Demand Trend in London

OpenSIPS
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing OpenSIPS across the London region.

OpenSIPS Salary Trend in London

OpenSIPS
Top 30 Related IT Skills in London

For the 6 months to 30 September 2016, IT jobs citing OpenSIPS 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 London region with a requirement for OpenSIPS.

1 10 (100.00%) MySQL
1 10 (100.00%) Linux
1 10 (100.00%) Apache
1 10 (100.00%) VoIP
1 10 (100.00%) FreeSWITCH
2 7 (70.00%) Bash Shell
2 7 (70.00%) RHCSA
2 7 (70.00%) WAN
2 7 (70.00%) TCP/IP
2 7 (70.00%) LDAP
2 7 (70.00%) DNS
2 7 (70.00%) SSL
2 7 (70.00%) PHP
2 7 (70.00%) Nagios
2 7 (70.00%) RTP
2 7 (70.00%) SS7
2 7 (70.00%) LAMP
2 7 (70.00%) Xen
2 7 (70.00%) CentOS
3 5 (50.00%) C
3 5 (50.00%) C++
4 3 (30.00%) VLAN
4 3 (30.00%) Red Hat Enterprise Linux
4 3 (30.00%) Firewall
4 3 (30.00%) Telecoms
4 3 (30.00%) Finance
4 3 (30.00%) BGP
4 3 (30.00%) Red Hat
4 3 (30.00%) VPN
4 3 (30.00%) Data Centre

OpenSIPS
Top Related IT Skills in 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 10 (100.00%) Apache
Communications & Networking
1 10 (100.00%) VoIP
2 7 (70.00%) DNS
2 7 (70.00%) LDAP
2 7 (70.00%) RTP
2 7 (70.00%) SS7
2 7 (70.00%) SSL
2 7 (70.00%) TCP/IP
2 7 (70.00%) WAN
3 3 (30.00%) BGP
3 3 (30.00%) Firewall
3 3 (30.00%) VLAN
3 3 (30.00%) VPN
Database & Business Intelligence
1 10 (100.00%) MySQL
General
1 3 (30.00%) Finance
1 3 (30.00%) Telecoms
Job Titles
1 6 (60.00%) Network Engineer
2 4 (40.00%) Linux Engineer
2 4 (40.00%) NOC Engineer
2 4 (40.00%) VoIP Engineer
3 3 (30.00%) Network Manager
3 3 (30.00%) Systems Manager
4 2 (20.00%) Network Systems Engineer
4 2 (20.00%) Systems Engineer
5 1 (10.00%) Administrator
5 1 (10.00%) Linux Administrator
5 1 (10.00%) Linux Systems Administrator
5 1 (10.00%) Systems Administrator
Libraries, Frameworks & Software Standards
1 10 (100.00%) FreeSWITCH
2 7 (70.00%) LAMP
Miscellaneous
1 3 (30.00%) Analytical Skills
1 3 (30.00%) Data Centre
Operating Systems
1 10 (100.00%) Linux
2 7 (70.00%) CentOS
3 3 (30.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 3 (30.00%) Network Management
Programming Languages
1 7 (70.00%) Bash Shell
1 7 (70.00%) PHP
2 5 (50.00%) C
2 5 (50.00%) C++
Qualifications
1 7 (70.00%) RHCSA
2 2 (20.00%) RHCE
System Software
1 7 (70.00%) Xen
2 2 (20.00%) Docker
Systems Management
1 7 (70.00%) Nagios
Vendors
1 3 (30.00%) Red Hat