The table below looks at the statistics for SS7 skills in IT jobs advertised for the London region. Included is a guide to the salaries offered in IT jobs that have cited SS7 over the 3 months to 25 September 2016 with a comparison to the same period over the previous 2 years.

3 months to
25 Sep 2016
Same period 2015 Same period 2014
Signaling System No. 7 (SS7)
Rank 613 651 635
Rank change year-on-year
+38 -16
Permanent jobs citing SS7 4 14 31
As % of all permanent IT jobs located in London 0.011% 0.032% 0.068%
As % of the Communications & Networking category 0.069% 0.20% 0.40%
Number of salaries quoted 4 14 26
Median salary £55,000 £59,000 £60,000
Median salary % change year-on-year
-6.77% -1.66%
UK excluding London median salary £40,000 £70,000 £47,500
% change year-on-year
-42.85% +47.36%
SS7
England

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in permanent jobs advertised in the London region.

Communications & Networking Category
London
Permanent IT job ads with a match in the
Communications & Networking category
5820 6986 7815
As % of all permanent IT jobs located in London 15.42% 15.82% 17.07%
Number of salaries quoted 4969 5974 6441
Median salary £52,500 £50,000 £50,000
Median salary % change year-on-year
+5.00% -
90% offered a salary of more than £32,500 £29,000 £30,000
10% offered a salary of more than £75,000 £70,000 £75,000
UK excluding London median salary £42,500 £41,500 £40,000
% change year-on-year
+2.40% +3.75%

SS7
Jobs Demand Trend in London

The demand trend of job ads across the London region citing SS7 as a proportion of all IT jobs with a match in the Communications & Networking category.

SS7 Jobs Demand Trend in London

SS7
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing SS7 across the London region.

SS7 Salary Trend in London

SS7
Top 30 Related IT Skills in London

For the 6 months to 25 September 2016, IT jobs citing SS7 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 SS7.

1 10 (90.91%) TCP/IP
2 8 (72.73%) Linux
2 8 (72.73%) Bash Shell
3 7 (63.64%) FreeSWITCH
3 7 (63.64%) CentOS
3 7 (63.64%) OpenSIPS
3 7 (63.64%) RHCSA
3 7 (63.64%) Xen
3 7 (63.64%) Apache
3 7 (63.64%) LDAP
3 7 (63.64%) PHP
3 7 (63.64%) DNS
3 7 (63.64%) SSL
3 7 (63.64%) MySQL
3 7 (63.64%) Nagios
3 7 (63.64%) VoIP
3 7 (63.64%) WAN
3 7 (63.64%) RTP
3 7 (63.64%) Telecoms
3 7 (63.64%) LAMP
4 6 (54.55%) C++
5 5 (45.45%) C
6 3 (27.27%) Finance
6 3 (27.27%) Ethernet
6 3 (27.27%) SONET
6 3 (27.27%) SDH
6 3 (27.27%) Gigabit Ethernet
6 3 (27.27%) Analytical Skills
7 2 (18.18%) Huawei
7 2 (18.18%) Docker

SS7
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 7 (63.64%) Apache
Applications
1 1 (9.09%) LightWave 3D
Communications & Networking
1 10 (90.91%) TCP/IP
2 7 (63.64%) DNS
2 7 (63.64%) LDAP
2 7 (63.64%) RTP
2 7 (63.64%) SSL
2 7 (63.64%) VoIP
2 7 (63.64%) WAN
3 3 (27.27%) Ethernet
3 3 (27.27%) Gigabit Ethernet
3 3 (27.27%) SDH
3 3 (27.27%) SONET
4 2 (18.18%) BGP
4 2 (18.18%) DWDM
4 2 (18.18%) EIGRP
4 2 (18.18%) MPLS
4 2 (18.18%) OSPF
5 1 (9.09%) 3GPP
5 1 (9.09%) GSM
5 1 (9.09%) UMTS
5 1 (9.09%) Wireshark
Database & Business Intelligence
1 7 (63.64%) MySQL
Development Applications
1 1 (9.09%) JMeter
General
1 7 (63.64%) Telecoms
2 3 (27.27%) Finance
3 1 (9.09%) Aerospace
3 1 (9.09%) Banking
Job Titles
1 4 (36.36%) Network Engineer
2 3 (27.27%) Network Manager
2 3 (27.27%) Systems Manager
3 2 (18.18%) IP Engineer
3 2 (18.18%) Linux Engineer
3 2 (18.18%) Network Systems Engineer
3 2 (18.18%) NOC Engineer
3 2 (18.18%) Systems Engineer
3 2 (18.18%) Transmission Engineer
3 2 (18.18%) VoIP Engineer
4 1 (9.09%) Electrical Engineer
4 1 (9.09%) Mechanical Engineer
4 1 (9.09%) Senior Electrical Engineer
4 1 (9.09%) Senior IP Engineer
4 1 (9.09%) Senior Mechanical Engineer
4 1 (9.09%) Tester
Libraries, Frameworks & Software Standards
1 7 (63.64%) FreeSWITCH
1 7 (63.64%) LAMP
Miscellaneous
1 3 (27.27%) Analytical Skills
Operating Systems
1 8 (72.73%) Linux
2 7 (63.64%) CentOS
Processes & Methodologies
1 2 (18.18%) Change Management
1 2 (18.18%) DNA
1 2 (18.18%) ITIL
2 1 (9.09%) Asset Management
2 1 (9.09%) Coaching
2 1 (9.09%) Mentoring
2 1 (9.09%) Network Monitoring
2 1 (9.09%) Performance Testing
2 1 (9.09%) Test Scripting
2 1 (9.09%) User Acceptance Testing
Programming Languages
1 8 (72.73%) Bash Shell
2 7 (63.64%) PHP
3 6 (54.55%) C++
4 5 (45.45%) C
5 1 (9.09%) Java
5 1 (9.09%) SQL
Qualifications
1 7 (63.64%) RHCSA
2 2 (18.18%) RHCE
System Software
1 7 (63.64%) OpenSIPS
1 7 (63.64%) Xen
2 2 (18.18%) Docker
2 2 (18.18%) Firmware
Systems Management
1 7 (63.64%) Nagios
Vendors
1 2 (18.18%) Alcatel-Lucent
1 2 (18.18%) Ciena
1 2 (18.18%) Huawei