Period
to 21 July 2017

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for OpenSIPS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited OpenSIPS over the 6 months to 21 July 2017 with a comparison to the same period in the previous 2 years.

OpenSIPS
England > London
6 months to
21 Jul 2017
Same period 2016 Same period 2015
Rank 823 884 909
Rank change year-on-year +61 +25 +50
Permanent jobs citing OpenSIPS 5 5 2
As % of all permanent IT jobs advertised in London 0.007% 0.006% 0.002%
As % of the System Software category 0.052% 0.049% 0.019%
Number of salaries quoted 5 5 2
London median annual salary £30,000 £75,000 £37,500
Median salary % change year-on-year -60.00% +100.00% -28.57%
10th Percentile £27,500 £42,500 £36,250
90th Percentile £41,900 £77,500 £38,750
England median annual salary £40,000 £42,500 £37,500
% change year-on-year -5.88% +13.33% +7.14%

OpenSIPS 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 advertised in London with a requirement for system software skills.

System Software Skills
London
Permanent job vacancies with a requirement for system software skills 9576 10200 10469
As % of all permanent IT job vacancies advertised in London 13.07% 12.39% 11.71%
Number of salaries quoted 8160 8925 9088
London median annual salary £55,000 £50,000 £46,500
Median salary % change year-on-year +10.00% +7.53% +3.33%
10th Percentile £27,750 £26,250 £26,250
90th Percentile £83,750 £78,750 £72,500
England median annual salary £44,000 £42,500 £40,000
% change year-on-year +3.53% +6.25% -

OpenSIPS
Job Vacancy Trend in London

Job postings citing OpenSIPS as a percentage of all IT jobs advertised in London.

Job vacancy trend for OpenSIPS in London

OpenSIPS
Salary Trend in London

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

Salary trend for OpenSIPS in London

OpenSIPS
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing OpenSIPS within the London region over the 6 months to 21 July 2017. 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
Croydon - 3 £30,000 -
OpenSIPS
England

For the 6 months to 21 July 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 5 (100.00%) Linux
1 5 (100.00%) LAN
1 5 (100.00%) VoIP
1 5 (100.00%) WAN
1 5 (100.00%) HTTP
1 5 (100.00%) DNS
1 5 (100.00%) SSH
1 5 (100.00%) CentOS
1 5 (100.00%) CoreOS
1 5 (100.00%) Bash Shell
1 5 (100.00%) FreeSWITCH
2 4 (80.00%) Degree
2 4 (80.00%) RTCP
2 4 (80.00%) RTP
2 4 (80.00%) STUN
2 4 (80.00%) TCP/IP
3 3 (60.00%) SSL
3 3 (60.00%) Xen
3 3 (60.00%) Docker
4 2 (40.00%) Social Media
4 2 (40.00%) Nagios
5 1 (20.00%) MPLS
5 1 (20.00%) OSPF
5 1 (20.00%) BGP
5 1 (20.00%) IPsec
5 1 (20.00%) Telecoms
5 1 (20.00%) SLA
5 1 (20.00%) IPv6
5 1 (20.00%) CCNP
5 1 (20.00%) Cisco Certification

OpenSIPS
Co-occurring 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:

Communications & Networking
1 5 (100.00%) DNS
1 5 (100.00%) HTTP
1 5 (100.00%) LAN
1 5 (100.00%) SSH
1 5 (100.00%) VoIP
1 5 (100.00%) WAN
2 4 (80.00%) RTCP
2 4 (80.00%) RTP
2 4 (80.00%) STUN
2 4 (80.00%) TCP/IP
3 3 (60.00%) SSL
4 1 (20.00%) BGP
4 1 (20.00%) IPsec
4 1 (20.00%) IPv6
4 1 (20.00%) MPLS
4 1 (20.00%) OSPF
4 1 (20.00%) VLAN
4 1 (20.00%) VPLS
4 1 (20.00%) VPN
4 1 (20.00%) VRRP
General
1 1 (20.00%) Telecoms
Job Titles
1 4 (80.00%) Operations Engineer
2 3 (60.00%) Network Engineer
2 3 (60.00%) Network Operations Engineer
3 2 (40.00%) 3rd Line Engineer
4 1 (20.00%) 3rd Line Support
4 1 (20.00%) 3rd Line Support Engineer
4 1 (20.00%) Cloud Engineer
4 1 (20.00%) LAN Engineer
4 1 (20.00%) LAN/WAN Engineer
4 1 (20.00%) Linux Engineer
4 1 (20.00%) Linux Support
4 1 (20.00%) Linux Support Engineer
4 1 (20.00%) Support Engineer
4 1 (20.00%) VoIP Engineer
4 1 (20.00%) VoIP Support Engineer
4 1 (20.00%) WAN Engineer
Libraries, Frameworks & Software Standards
1 5 (100.00%) FreeSWITCH
Miscellaneous
1 2 (40.00%) Social Media
2 1 (20.00%) Data Centre
Operating Systems
1 5 (100.00%) CentOS
1 5 (100.00%) CoreOS
1 5 (100.00%) Linux
Processes & Methodologies
1 1 (20.00%) Network Design
Programming Languages
1 5 (100.00%) Bash Shell
Qualifications
1 4 (80.00%) Degree
2 1 (20.00%) CCNP
2 1 (20.00%) Cisco Certification
Quality Assurance & Compliance
1 1 (20.00%) SLA
System Software
1 3 (60.00%) Docker
1 3 (60.00%) Xen
2 1 (20.00%) BIND 9
2 1 (20.00%) iptables
2 1 (20.00%) Kamailio
Systems Management
1 2 (40.00%) Nagios