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 28 February 2017 with a comparison to the same period over the previous 2 years.

3 months to
28 Feb 2017
Same period 2016 Same period 2015
OpenSIPS
England / London
Rank 580 630 -
Rank change year-on-year
+50 -
Permanent jobs citing OpenSIPS 1 1 0
As % of all permanent IT jobs located in London 0.003% 0.002% -
As % of the System Software category 0.024% 0.021% -
Number of salaries quoted 1 1 0
Median salary £30,000 £40,000 -
Median salary % change year-on-year
-25.00% -
UK excluding London median salary £42,500 - £40,000

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
4113 4738 5336
As % of all permanent IT jobs located in London 12.31% 11.66% 12.85%
Number of salaries quoted 3497 4102 4614
Median salary £52,500 £50,000 £47,500
Median salary % change year-on-year
+5.00% +5.26%
90% offered a salary of more than £29,000 £29,000 £28,500
10% offered a salary of more than £80,000 £70,000 £70,000
UK excluding London median salary £37,500 £38,000 £37,500
% change year-on-year
-1.31% +1.33%

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 28 February 2017, 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 6 (100.00%) Linux
1 6 (100.00%) VoIP
1 6 (100.00%) FreeSWITCH
2 5 (83.33%) Apache
2 5 (83.33%) MySQL
3 4 (66.67%) WAN
3 4 (66.67%) DNS
3 4 (66.67%) RTP
3 4 (66.67%) CentOS
3 4 (66.67%) Bash Shell
4 3 (50.00%) RHCSA
4 3 (50.00%) Xen
4 3 (50.00%) SS7
4 3 (50.00%) Nagios
4 3 (50.00%) LAMP
4 3 (50.00%) SSL
4 3 (50.00%) TCP/IP
4 3 (50.00%) PHP
4 3 (50.00%) LDAP
5 2 (33.33%) VPN
5 2 (33.33%) RHCE
5 2 (33.33%) Red Hat
5 2 (33.33%) Firewall
5 2 (33.33%) BGP
5 2 (33.33%) VLAN
5 2 (33.33%) Red Hat Enterprise Linux
5 2 (33.33%) Network Management
5 2 (33.33%) Docker
5 2 (33.33%) Data Centre
6 1 (16.67%) CoreOS

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 5 (83.33%) Apache
Communications & Networking
1 6 (100.00%) VoIP
2 4 (66.67%) DNS
2 4 (66.67%) RTP
2 4 (66.67%) WAN
3 3 (50.00%) LDAP
3 3 (50.00%) SS7
3 3 (50.00%) SSL
3 3 (50.00%) TCP/IP
4 2 (33.33%) BGP
4 2 (33.33%) Firewall
4 2 (33.33%) VLAN
4 2 (33.33%) VPN
5 1 (16.67%) HTTP
5 1 (16.67%) LAN
5 1 (16.67%) RTCP
5 1 (16.67%) SSH
5 1 (16.67%) STUN
Database & Business Intelligence
1 5 (83.33%) MySQL
General
1 1 (16.67%) Telecoms
Job Titles
1 4 (66.67%) Network Engineer
2 3 (50.00%) Linux Engineer
2 3 (50.00%) VoIP Engineer
3 2 (33.33%) Network Systems Engineer
3 2 (33.33%) NOC Engineer
3 2 (33.33%) Systems Engineer
4 1 (16.67%) 3rd Line Engineer
4 1 (16.67%) 3rd Line Support
4 1 (16.67%) 3rd Line Support Engineer
4 1 (16.67%) Administrator
4 1 (16.67%) Cloud Engineer
4 1 (16.67%) LAN Engineer
4 1 (16.67%) LAN/WAN Engineer
4 1 (16.67%) Linux Support
4 1 (16.67%) Linux Support Engineer
4 1 (16.67%) Linux Systems Administrator
4 1 (16.67%) Support Engineer
4 1 (16.67%) Systems Administrator
4 1 (16.67%) VoIP Support Engineer
4 1 (16.67%) WAN Engineer
Libraries, Frameworks & Software Standards
1 6 (100.00%) FreeSWITCH
2 3 (50.00%) LAMP
Miscellaneous
1 2 (33.33%) Data Centre
Operating Systems
1 6 (100.00%) Linux
2 4 (66.67%) CentOS
3 2 (33.33%) Red Hat Enterprise Linux
4 1 (16.67%) CoreOS
Processes & Methodologies
1 2 (33.33%) Network Management
Programming Languages
1 4 (66.67%) Bash Shell
2 3 (50.00%) PHP
3 1 (16.67%) C
3 1 (16.67%) C++
Qualifications
1 3 (50.00%) RHCSA
2 2 (33.33%) RHCE
Quality Assurance & Compliance
1 1 (16.67%) SLA
System Software
1 3 (50.00%) Xen
2 2 (33.33%) Docker
Systems Management
1 3 (50.00%) Nagios
Vendors
1 2 (33.33%) Red Hat