Period
to 23 June 2018

The following table provides summary statistics for permanent job vacancies advertised in England with a requirement for Kamailio skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Kamailio over the 6 months to 23 June 2018 with a comparison to the same period in the previous 2 years.

Kamailio (formerly OpenSER)
UK > England
6 months to
23 Jun 2018
Same period 2017 Same period 2016
Rank 1141 1156 1246
Rank change year-on-year +15 +90 +44
Permanent jobs citing Kamailio 12 10 9
As % of all permanent IT jobs advertised in England 0.007% 0.006% 0.005%
As % of the System Software category 0.051% 0.049% 0.038%
Number of salaries quoted 11 12 9
England median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% +3.03%
10th Percentile £35,000 £32,500 £31,750
90th Percentile £75,000 £52,500 £57,500
UK median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -5.56%

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

All System Software Skills
England
Permanent vacancies with a requirement for system software skills 23,348 20,474 23,661
As % of all permanent IT jobs advertised in England 14.36% 12.57% 12.52%
Number of salaries quoted 19,014 17,316 20,180
England median annual salary £47,500 £43,000 £42,000
Median salary % change year-on-year +10.47% +2.38% +5.00%
10th Percentile £25,000 £24,000 £23,125
90th Percentile £80,000 £75,000 £70,000
UK median annual salary £47,500 £42,500 £41,500
% change year-on-year +11.76% +2.41% +3.75%

Kamailio
Job Vacancy Trend in England

Job postings citing Kamailio as a percentage of all IT jobs advertised in England.

Job vacancy trend for Kamailio in England

Kamailio
Salary Trend in England

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

Salary trend for Kamailio in England

Kamailio
Salary Histogram in England

The salary distribution of IT jobs citing Kamailio in England over the 6 months to 23 June 2018.

Salary histogram for Kamailio in England

Kamailio
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kamailio within the England region over the 6 months to 23 June 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
South East +11 6 £40,000 -20.00%
London +7 5 £71,250 +78.13% 1
North of England +16 1 £27,500 -
North West +5 1 £27,500 -
Kamailio
UK

For the 6 months to 23 June 2018, IT jobs citing Kamailio 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 England region with a requirement for Kamailio.

1 12 (100.00%) Linux
1 12 (100.00%) VoIP
2 11 (91.67%) Telecoms
3 9 (75.00%) Open Source
4 8 (66.67%) Bash Shell
5 6 (50.00%) Lua
5 6 (50.00%) Wireshark
5 6 (50.00%) CentOS
5 6 (50.00%) RTP
5 6 (50.00%) WAN
6 5 (41.67%) FreeSWITCH
7 4 (33.33%) Asterisk PBX
8 3 (25.00%) Puppet
8 3 (25.00%) VMware ESXi
8 3 (25.00%) GENBAND
8 3 (25.00%) Sonus
8 3 (25.00%) BroadSoft
8 3 (25.00%) VMware Infrastructure
8 3 (25.00%) Cisco
8 3 (25.00%) VMware
8 3 (25.00%) Huawei
8 3 (25.00%) DevOps
9 2 (16.67%) Linux Command Line
9 2 (16.67%) uWSGI
9 2 (16.67%) HAProxy
9 2 (16.67%) MariaDB
9 2 (16.67%) PHP-FPM
9 2 (16.67%) Private Cloud
9 2 (16.67%) BIND 9
9 2 (16.67%) LEMP Stack

Kamailio
Co-occurring IT Skills in England 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 2 (16.67%) Confluence
1 2 (16.67%) nginx
1 2 (16.67%) uWSGI
Applications
1 1 (8.33%) Microsoft Office
Cloud Services
1 1 (8.33%) Amazon AWS
1 1 (8.33%) Office 365
Communications & Networking
1 12 (100.00%) VoIP
2 6 (50.00%) RTP
2 6 (50.00%) WAN
2 6 (50.00%) Wireshark
3 4 (33.33%) Asterisk PBX
4 2 (16.67%) BGP
4 2 (16.67%) Cisco ASA
4 2 (16.67%) Cisco IOS
4 2 (16.67%) DNS
4 2 (16.67%) HTTP
4 2 (16.67%) SMTP
4 2 (16.67%) SNMP
4 2 (16.67%) SSL
4 2 (16.67%) VLAN
Database & Business Intelligence
1 2 (16.67%) MariaDB
1 2 (16.67%) MySQL
Development Applications
1 2 (16.67%) Git (software)
1 2 (16.67%) JIRA
1 2 (16.67%) Subversion
General
1 11 (91.67%) Telecoms
Job Titles
1 3 (25.00%) Architect
1 3 (25.00%) DevOps Engineer
1 3 (25.00%) Network Architect
1 3 (25.00%) Senior DevOps
1 3 (25.00%) Senior DevOps Engineer
1 3 (25.00%) Voice Architect
2 2 (16.67%) DevOps Systems Engineer
2 2 (16.67%) Linux DevOps Engineer
2 2 (16.67%) Linux Engineer
2 2 (16.67%) Linux Systems Engineer
2 2 (16.67%) Linux/Unix DevOps
2 2 (16.67%) Senior Linux Engineer
2 2 (16.67%) Senior Linux Systems Engineer
2 2 (16.67%) Senior Systems Engineer
2 2 (16.67%) Systems Engineer
2 2 (16.67%) Voice Engineer
3 1 (8.33%) Senior Architect
3 1 (8.33%) Senior Network Architect
Libraries, Frameworks & Software Standards
1 5 (41.67%) FreeSWITCH
2 2 (16.67%) Django
2 2 (16.67%) LEMP Stack
2 2 (16.67%) PHP-FPM
2 2 (16.67%) WSGI
3 1 (8.33%) Node.js
Miscellaneous
1 2 (16.67%) Linux Command Line
1 2 (16.67%) Private Cloud
1 2 (16.67%) Replication
1 2 (16.67%) Wiki
Operating Systems
1 12 (100.00%) Linux
2 6 (50.00%) CentOS
3 2 (16.67%) Debian
3 2 (16.67%) Ubuntu
4 1 (8.33%) Windows
4 1 (8.33%) Windows Server 2008
4 1 (8.33%) Windows Server 2012
Processes & Methodologies
1 9 (75.00%) Open Source
2 3 (25.00%) DevOps
3 2 (16.67%) BCP
3 2 (16.67%) Configuration Management
3 2 (16.67%) Release Management
Programming Languages
1 8 (66.67%) Bash Shell
2 6 (50.00%) Lua
3 2 (16.67%) Perl
3 2 (16.67%) PHP
3 2 (16.67%) Python
4 1 (8.33%) C#
4 1 (8.33%) JavaScript
4 1 (8.33%) PowerShell
System Software
1 3 (25.00%) VMware ESXi
1 3 (25.00%) VMware Infrastructure
2 2 (16.67%) BIND 9
2 2 (16.67%) Postfix
Systems Management
1 3 (25.00%) Puppet
2 2 (16.67%) Cacti
2 2 (16.67%) HAProxy
2 2 (16.67%) Munin
2 2 (16.67%) Nagios
3 1 (8.33%) vCenter Server
Vendors
1 3 (25.00%) BroadSoft
1 3 (25.00%) Cisco
1 3 (25.00%) GENBAND
1 3 (25.00%) Huawei
1 3 (25.00%) Sonus
1 3 (25.00%) VMware
2 2 (16.67%) Dell
3 1 (8.33%) HP
3 1 (8.33%) Rackspace