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 23 January 2017 with a comparison to the same period over the previous 2 years.

3 months to
23 Jan 2017
Same period 2016 Same period 2015
Signaling System No. 7 (SS7)
England / London
Rank - 623 627
Permanent jobs citing SS7 0 18 14
As % of all permanent IT jobs located in London - 0.045% 0.034%
As % of the Communications & Networking category - 0.28% 0.20%
Number of salaries quoted 0 10 13
Median salary - £42,500 £62,500
Median salary % change year-on-year
- -32.00%
UK excluding London median salary £45,000 £50,000 £40,000
% change year-on-year
-10.00% +25.00%

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
5376 6326 7134
As % of all permanent IT jobs located in London 16.02% 15.77% 17.27%
Number of salaries quoted 4575 5350 6040
Median salary £52,500 £50,000 £48,000
Median salary % change year-on-year
+5.00% +4.16%
90% offered a salary of more than £31,500 £31,500 £30,000
10% offered a salary of more than £77,500 £71,000 £75,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

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 23 January 2017, 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 5 (100.00%) TCP/IP
1 5 (100.00%) WAN
2 4 (80.00%) Nagios
2 4 (80.00%) RTP
2 4 (80.00%) DNS
2 4 (80.00%) SSL
2 4 (80.00%) PHP
2 4 (80.00%) MySQL
2 4 (80.00%) Linux
2 4 (80.00%) Apache
2 4 (80.00%) LDAP
2 4 (80.00%) LAMP
2 4 (80.00%) Xen
2 4 (80.00%) CentOS
2 4 (80.00%) Bash Shell
2 4 (80.00%) FreeSWITCH
2 4 (80.00%) OpenSIPS
2 4 (80.00%) VoIP
2 4 (80.00%) RHCSA
3 2 (40.00%) Docker
3 2 (40.00%) C
3 2 (40.00%) C++
3 2 (40.00%) RHCE
4 1 (20.00%) Avaya
4 1 (20.00%) Juniper
4 1 (20.00%) CheckPoint
4 1 (20.00%) Ethernet
4 1 (20.00%) Firewall
4 1 (20.00%) OSPF
4 1 (20.00%) BGP

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 4 (80.00%) Apache
Communications & Networking
1 5 (100.00%) TCP/IP
1 5 (100.00%) WAN
2 4 (80.00%) DNS
2 4 (80.00%) LDAP
2 4 (80.00%) RTP
2 4 (80.00%) SSL
2 4 (80.00%) VoIP
3 1 (20.00%) ADSL
3 1 (20.00%) BGP
3 1 (20.00%) Cisco ASA
3 1 (20.00%) Cisco Nexus
3 1 (20.00%) EIGRP
3 1 (20.00%) Ethernet
3 1 (20.00%) Firewall
3 1 (20.00%) LAN
3 1 (20.00%) Multicast
3 1 (20.00%) OSPF
3 1 (20.00%) PBX
3 1 (20.00%) VLAN
Database & Business Intelligence
1 4 (80.00%) MySQL
Job Titles
1 4 (80.00%) Network Engineer
2 3 (60.00%) NOC Engineer
3 2 (40.00%) Linux Engineer
3 2 (40.00%) Network Systems Engineer
3 2 (40.00%) Systems Engineer
3 2 (40.00%) VoIP Engineer
4 1 (20.00%) 2nd Line Engineer
4 1 (20.00%) Voice Engineer
Libraries, Frameworks & Software Standards
1 4 (80.00%) FreeSWITCH
1 4 (80.00%) LAMP
Operating Systems
1 4 (80.00%) CentOS
1 4 (80.00%) Linux
Programming Languages
1 4 (80.00%) Bash Shell
1 4 (80.00%) PHP
2 2 (40.00%) C
2 2 (40.00%) C++
3 1 (20.00%) Lua
Qualifications
1 4 (80.00%) RHCSA
2 2 (40.00%) RHCE
3 1 (20.00%) CCNA
3 1 (20.00%) CCNP
3 1 (20.00%) Cisco Certification
3 1 (20.00%) JNCIA
3 1 (20.00%) JNCIP
System Software
1 4 (80.00%) OpenSIPS
1 4 (80.00%) Xen
2 2 (40.00%) Docker
3 1 (20.00%) Kamailio
Systems Management
1 4 (80.00%) Nagios
Vendors
1 1 (20.00%) Avaya
1 1 (20.00%) BroadSoft
1 1 (20.00%) CheckPoint
1 1 (20.00%) Cisco
1 1 (20.00%) Dialogic
1 1 (20.00%) Fortinet
1 1 (20.00%) HP
1 1 (20.00%) Juniper
1 1 (20.00%) Mitel
1 1 (20.00%) SolarWinds
1 1 (20.00%) SonicWALL
1 1 (20.00%) WatchGuard