The following table provides summary statistics for permanent job vacancies with a requirement for Kamailio skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Kamailio over the 3 months to 24 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Kamailio (formerly OpenSER)
UK
Rank 851 941 955
Rank change year-on-year +90 +14  
Permanent jobs citing Kamailio 6 7 4
As % of all permanent IT jobs advertised in the UK 0.007% 0.007% 0.004%
As % of the System Software category 0.058% 0.056% 0.030%
Number of salaries quoted 6 7 3
Median salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% -  
UK excluding London median salary £50,000 £33,500 £45,000
% change year-on-year +49.25% -25.55%  

Kamailio is in the system software skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for system software skills.

System Software Skills
UK
Permanent job vacancies with a requirement for system software skills 10273 12592 13247
As % of all permanent IT job vacancies advertised in the UK 12.09% 12.23% 12.54%
Number of salaries quoted 8561 10613 10976
Median salary £42,500 £42,000 £42,500
Median salary % change year-on-year +1.19% -1.17%  
90% offered a salary of more than £25,000 £25,000 £25,000
10% offered a salary of more than £70,000 £65,000 £65,000
UK excluding London median salary £38,000 £38,000 £37,500
% change year-on-year - +1.33%  

Kamailio
Job Vacancy Trend

The job posting trend of jobs advertised citing Kamailio as a proportion of all permanent or contract IT jobs with a match in the System Software category.

Job vacancy trend for Kamailio in the UK

Kamailio
Salary Trend

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

Salary trend for Kamailio in the UK

Kamailio
Salary Histogram

The salary distribution of IT jobs citing Kamailio over the 3 months to 24 March 2017.

Salary histogram for Kamailio in the UK

Kamailio
Top 8 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kamailio within the UK over the 3 months to 24 March 2017. 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 Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +98 6 £50,000 +11.11% 2
South East - 6 £42,500 - 1
West Midlands +29 3 £50,000 +49.25%
Newbury - 3 £50,000 -
Basingstoke - 3 £35,000 -
Berkshire - 3 £50,000 -
Hampshire - 3 £35,000 -
Birmingham - 3 £50,000 -

Kamailio
Top 30 Related IT Skills

For the 6 months to 24 March 2017, IT jobs citing Kamailio also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Kamailio.

1 21 (95.45%) VoIP
2 20 (90.91%) Linux
2 20 (90.91%) Open Source
3 15 (68.18%) WAN
3 15 (68.18%) Telecoms
3 15 (68.18%) Lua
4 14 (63.64%) Wireshark
4 14 (63.64%) RTP
4 14 (63.64%) Bash Shell
4 14 (63.64%) CentOS
5 7 (31.82%) BroadSoft
5 7 (31.82%) Asterisk PBX
5 7 (31.82%) TCP/IP
6 6 (27.27%) DNS
6 6 (27.27%) VoLTE
6 6 (27.27%) FreeSWITCH
7 1 (4.55%) Dialogic
7 1 (4.55%) Cisco Nexus
7 1 (4.55%) Multicast
7 1 (4.55%) SolarWinds
7 1 (4.55%) Data Centre
7 1 (4.55%) Cisco
7 1 (4.55%) CCNP
7 1 (4.55%) CCNA
7 1 (4.55%) HP
7 1 (4.55%) Cisco Certification
7 1 (4.55%) Avaya
7 1 (4.55%) Juniper
7 1 (4.55%) CheckPoint
7 1 (4.55%) OSPF

Kamailio
Top Related IT Skills 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 21 (95.45%) VoIP
2 15 (68.18%) WAN
3 14 (63.64%) RTP
3 14 (63.64%) Wireshark
4 7 (31.82%) Asterisk PBX
4 7 (31.82%) TCP/IP
5 6 (27.27%) DNS
5 6 (27.27%) VoLTE
6 1 (4.55%) ADSL
6 1 (4.55%) BGP
6 1 (4.55%) Cisco ASA
6 1 (4.55%) Cisco Nexus
6 1 (4.55%) EIGRP
6 1 (4.55%) Ethernet
6 1 (4.55%) Firewall
6 1 (4.55%) LAN
6 1 (4.55%) Multicast
6 1 (4.55%) OSPF
6 1 (4.55%) PBX
6 1 (4.55%) SS7
General
1 15 (68.18%) Telecoms
Job Titles
1 7 (31.82%) VoIP Engineer
2 6 (27.27%) Design Engineer
2 6 (27.27%) Linux Engineer
2 6 (27.27%) Open Source Engineer
3 1 (4.55%) 2nd Line Engineer
3 1 (4.55%) Asterisk Engineer
3 1 (4.55%) NOC Engineer
3 1 (4.55%) Support Engineer
3 1 (4.55%) Voice Engineer
3 1 (4.55%) VoIP Support Engineer
Libraries, Frameworks & Software Standards
1 6 (27.27%) FreeSWITCH
Miscellaneous
1 1 (4.55%) Data Centre
Operating Systems
1 20 (90.91%) Linux
2 14 (63.64%) CentOS
Processes & Methodologies
1 20 (90.91%) Open Source
2 1 (4.55%) Fault Management
Programming Languages
1 15 (68.18%) Lua
2 14 (63.64%) Bash Shell
3 1 (4.55%) PHP
Qualifications
1 1 (4.55%) CCNA
1 1 (4.55%) CCNP
1 1 (4.55%) Cisco Certification
1 1 (4.55%) JNCIA
1 1 (4.55%) JNCIP
Vendors
1 7 (31.82%) BroadSoft
2 1 (4.55%) Avaya
2 1 (4.55%) CheckPoint
2 1 (4.55%) Cisco
2 1 (4.55%) Dialogic
2 1 (4.55%) Fortinet
2 1 (4.55%) HP
2 1 (4.55%) Juniper
2 1 (4.55%) Mitel
2 1 (4.55%) SolarWinds
2 1 (4.55%) SonicWALL
2 1 (4.55%) WatchGuard
Sunderland
Recruitment Genius Ltd
Salary: £25000 - £32000 per annum
Posted: 20 hours ago
Oxford, Oxfordshire
Corriculo
Salary: £45,000 - £50,000 per year
Posted: 2 days ago