The following table provides summary statistics for contract job vacancies advertised in London with a requirement for SS7 skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SS7 over the 3 months to 25 June 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Signaling System No. 7 (SS7)
England / London
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 415 422 419
Rank change year-on-year +7 -3  
Contract jobs citing SS7 3 2 16
As % of all contract IT jobs advertised in London 0.015% 0.009% 0.068%
As % of the Communications & Networking category 0.13% 0.067% 0.51%
Number of daily rates quoted 1 2 11
Median daily rate £300 £200 £305
Median daily rate % change year-on-year +50.00% -34.42%  
UK excluding London median daily rate £300 £285 £325
% change year-on-year +5.26% -12.30%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

SS7 is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
London
Contract job vacancies with a requirement for communications and computer networking skills 2246 2965 3125
As % of all contract IT job vacancies advertised in London 10.98% 13.87% 13.34%
Number of daily rates quoted 1499 2020 2020
Median daily rate £450 £425 £388
Median daily rate % change year-on-year +5.88% +9.67%  
90% offered a daily rate of more than £238 £250 £225
10% offered a daily rate of more than £600 £588 £550
UK excluding London median daily rate £375 £365 £340
% change year-on-year +2.73% +7.35%  
Number of hourly rates quoted 66 47 93
Median hourly rate £24.93 £22.00 £19.00
Median hourly rate % change year-on-year +13.31% +15.78%  
90% offered a hourly rate of more than £14.78 £12.05 £13.00
10% offered a hourly rate of more than £50.00 £42.50 £50.00
UK excluding London median hourly rate £28.00 £31.50 £25.00
% change year-on-year -11.11% +26.00%  

SS7
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing SS7 as a proportion of all contract or permanent IT jobs with a match in the Communications & Networking category.

Job vacancy trend for SS7 in London

SS7
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing SS7 in London.

Contractor daily rate trend for SS7 in London

SS7
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing SS7 in London.

Contractor hourly rate trend for SS7 in London

For the 6 months to 25 June 2017, IT contractor jobs citing SS7 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for SS7.

1 4 (80.00%) Avaya
2 3 (60.00%) Cisco
3 2 (40.00%) TCP/IP
3 2 (40.00%) RTP
4 1 (20.00%) Migration
4 1 (20.00%) OSPF
4 1 (20.00%) LAN
4 1 (20.00%) VoIP
4 1 (20.00%) WAN
4 1 (20.00%) Performance Management
4 1 (20.00%) Tandberg
4 1 (20.00%) Acme Packet
4 1 (20.00%) Data Centre

SS7
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 2 (40.00%) RTP
1 2 (40.00%) TCP/IP
2 1 (20.00%) LAN
2 1 (20.00%) OSPF
2 1 (20.00%) VoIP
2 1 (20.00%) WAN
Job Titles
1 3 (60.00%) Avaya Engineer
2 1 (20.00%) Network Engineer
2 1 (20.00%) Senior Voice Engineer
2 1 (20.00%) Voice Engineer
Miscellaneous
1 1 (20.00%) Data Centre
Processes & Methodologies
1 1 (20.00%) Migration
1 1 (20.00%) Performance Management
Vendors
1 4 (80.00%) Avaya
2 3 (60.00%) Cisco
3 1 (20.00%) Acme Packet
3 1 (20.00%) Tandberg