The table below looks at the statistics for Kamailio skills in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited Kamailio over the 3 months to 2 June 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
2 Jun 2015
Same period 2014 Same period 2013
Kamailio (formerly OpenSER)
Rank 886 928 880
Rank change year-on-year
+42 -48
Permanent jobs citing Kamailio 3 5 5
As % of all permanent IT jobs located in the UK 0.003% 0.004% 0.005%
As % of the System Software category 0.025% 0.041% 0.047%
Number of salaries quoted 3 5 3
Average salary £45,000 £42,500 £50,000
Average salary % change year-on-year
+5.88% -15.00%
UK excluding London average salary £45,000 £42,500 £15,000
% change year-on-year
+5.88% +183.33%

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

System Software Category
UK
Permanent IT job ads with a match in the
System Software category
12143 12200 10543
As % of all permanent IT jobs located in the UK 11.42% 10.39% 9.89%
Number of salaries quoted 10032 10301 8937
Average salary £41,500 £40,000 £40,000
Average salary % change year-on-year
+3.75% -
90% offered a salary of more than £25,000 £25,000 £26,000
10% offered a salary of more than £65,000 £60,000 £62,500
UK excluding London average salary £37,500 £37,500 £38,500
% change year-on-year
- -2.59%

Kamailio
Jobs Demand Trend

This chart provides the 3-month moving total of permanent IT jobs citing Kamailio within the UK as a proportion of the total demand within the System Software category.

Kamailio Jobs Demand Trend in the UK

Kamailio
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Kamailio within the UK.

Kamailio Salary Trend in the UK

Kamailio
Top 4 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Kamailio within the UK over the 3 months to 2 June 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +39 2 £41,250 -2.94%
South East +9 2 £41,250 -2.94%
Berkshire - 2 £41,250 -
Reading - 1 £37,500 -

Kamailio
Top 30 Related IT Skills

For the 6 months to 2 June 2015, IT jobs within the UK citing Kamailio also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Kamailio.

1 7 (100.00%) Linux
1 7 (100.00%) VoIP
1 7 (100.00%) Asterisk PBX
2 6 (85.71%) Open Source
3 5 (71.43%) Telecoms
3 5 (71.43%) VMware
3 5 (71.43%) Python
3 5 (71.43%) MySQL
3 5 (71.43%) SLA
4 4 (57.14%) BGP
4 4 (57.14%) PBX
4 4 (57.14%) FreeSWITCH
5 3 (42.86%) OpenSIPS
5 3 (42.86%) OSPF
5 3 (42.86%) RTP
5 3 (42.86%) SS7
5 3 (42.86%) Perl
5 3 (42.86%) Ethernet
5 3 (42.86%) HTTP
5 3 (42.86%) TCP/IP
5 3 (42.86%) DNS
6 2 (28.57%) FTP
6 2 (28.57%) SMTP
6 2 (28.57%) MS Visio
6 2 (28.57%) ADSL
6 2 (28.57%) PHP
6 2 (28.57%) Oracle
6 2 (28.57%) Windows
6 2 (28.57%) Solaris
6 2 (28.57%) Telnet

Kamailio
Top Related IT Skills by Category

For the 6 months to 2 June 2015, IT jobs within the UK citing Kamailio also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Kamailio. Up to 20 skills are shown per category.

Applications
1 2 (28.57%) MS Visio
1 2 (28.57%) MS PowerPoint
2 1 (14.29%) MS Excel
Communications & Networking
1 7 (100.00%) VoIP
1 7 (100.00%) Asterisk PBX
2 4 (57.14%) BGP
2 4 (57.14%) PBX
3 3 (42.86%) OSPF
3 3 (42.86%) RTP
3 3 (42.86%) SS7
3 3 (42.86%) Ethernet
3 3 (42.86%) HTTP
3 3 (42.86%) TCP/IP
3 3 (42.86%) DNS
4 2 (28.57%) FTP
4 2 (28.57%) SMTP
4 2 (28.57%) ADSL
4 2 (28.57%) Telnet
4 2 (28.57%) DWDM
4 2 (28.57%) Unified Communications
4 2 (28.57%) Firewall
4 2 (28.57%) VDSL
4 2 (28.57%) SSH
Database & Business Intelligence
1 5 (71.43%) MySQL
General
1 5 (71.43%) Telecoms
Job Titles
1 3 (42.86%) Developer
2 2 (28.57%) Unified Communications Engineer
2 2 (28.57%) Development Engineer
3 1 (14.29%) Senior Development Engineer
3 1 (14.29%) Voice Engineer
3 1 (14.29%) VoIP Engineer
3 1 (14.29%) VoIP Developer
3 1 (14.29%) Open Source Developer
3 1 (14.29%) Voice Support Engineer
3 1 (14.29%) Support Engineer
Libraries, Frameworks & Software Standards
1 4 (57.14%) FreeSWITCH
2 2 (28.57%) LAMP
Miscellaneous
1 2 (28.57%) Video Conferencing
2 1 (14.29%) IVR
2 1 (14.29%) Analytical Skills
Operating Systems
1 7 (100.00%) Linux
2 2 (28.57%) Windows
2 2 (28.57%) Solaris
Processes & Methodologies
1 6 (85.71%) Open Source
2 1 (14.29%) Agile Software Development
Programming Languages
1 5 (71.43%) Python
2 3 (42.86%) Perl
3 2 (28.57%) PHP
3 2 (28.57%) Bash Shell
Qualifications
1 2 (28.57%) CCNP
1 2 (28.57%) CISSP
1 2 (28.57%) Cisco Certification
1 2 (28.57%) CCVP
1 2 (28.57%) GCIH
Quality Assurance & Compliance
1 5 (71.43%) SLA
System Software
1 3 (42.86%) OpenSIPS
2 2 (28.57%) Xen
2 2 (28.57%) VMware Infrastructure
3 1 (14.29%) VMware ESXi
Vendors
1 5 (71.43%) VMware
2 2 (28.57%) Oracle
2 2 (28.57%) Acme Packet
2 2 (28.57%) Mitel
3 1 (14.29%) Microsoft