The table below looks at the statistics for PSTN skills in IT jobs advertised for the City of London region. Included is a guide to the average salaries offered in IT jobs that have cited PSTN over the 3 months to 26 November 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
26 Nov 2014
Same period 2013 Same period 2012
Public Switched Telecom Network (PSTN)
Rank 303 335 329
Rank change year-on-year
+32 -6
Permanent jobs citing PSTN 4 8 6
As % of all permanent IT jobs located in the City of London 0.037% 0.066% 0.050%
As % of the Communications & Networking category 0.22% 0.42% 0.24%
Number of salaries quoted 1 8 6
Average salary £45,000 £57,500 £32,500
Average salary % change year-on-year
-21.73% +76.92%
UK excluding London average salary £43,750 £42,500 £33,000
% change year-on-year
+2.94% +28.78%
PSTN
London

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

Communications & Networking Category
City of London
Permanent IT job ads with a match in the
Communications & Networking category
1856 1898 2529
As % of all permanent IT jobs located in the City of London 17.07% 15.60% 21.02%
Number of salaries quoted 1616 1666 2240
Average salary £48,000 £50,000 £47,500
Average salary % change year-on-year
-4.00% +5.26%
90% offered a salary of more than £28,500 £32,500 £31,500
10% offered a salary of more than £70,000 £70,000 £70,000
UK excluding London average salary £40,000 £40,000 £40,000

PSTN
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of permanent IT jobs citing PSTN across the City of London region as a proportion of the total demand within the Communications & Networking category.

PSTN Jobs Demand Trend in the City of London

PSTN
Salary Trend in the City of London

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

PSTN Salary Trend in the City of London

PSTN
Top 30 Related IT Skills in the City of London

For the 6 months to 26 November 2014, IT jobs across the City of London region citing PSTN also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited PSTN.

1 7 (87.50%) Cisco
1 7 (87.50%) IP Telephony
2 5 (62.50%) CCVP
2 5 (62.50%) Lync
2 5 (62.50%) CCNA
2 5 (62.50%) Cisco Certification
2 5 (62.50%) ITIL
2 5 (62.50%) VoIP
2 5 (62.50%) Change Management
3 4 (50.00%) Microsoft
4 3 (37.50%) MS Excel
4 3 (37.50%) Telecoms
5 2 (25.00%) Firewall
5 2 (25.00%) Wireless
5 2 (25.00%) IPsec
5 2 (25.00%) Internet
5 2 (25.00%) MPLS
5 2 (25.00%) OSPF
5 2 (25.00%) BGP
5 2 (25.00%) DSL
5 2 (25.00%) EIGRP
5 2 (25.00%) TACACS
5 2 (25.00%) LAN
5 2 (25.00%) PBX
5 2 (25.00%) WAN
5 2 (25.00%) DHCP
5 2 (25.00%) VPN
5 2 (25.00%) DNS
5 2 (25.00%) SSL
5 2 (25.00%) Citrix

PSTN
Top Related IT Skills in the City of London by Category

For the 6 months to 26 November 2014, IT jobs across the City of London region citing PSTN also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited PSTN. Up to 20 skills are shown per category.

Application Platforms
1 5 (62.50%) Lync
Applications
1 3 (37.50%) MS Excel
Communications & Networking
1 7 (87.50%) IP Telephony
2 5 (62.50%) VoIP
3 2 (25.00%) WAN
3 2 (25.00%) DHCP
3 2 (25.00%) VPN
3 2 (25.00%) DNS
3 2 (25.00%) SSL
3 2 (25.00%) DMZ
3 2 (25.00%) Internet
3 2 (25.00%) MPLS
3 2 (25.00%) OSPF
3 2 (25.00%) BGP
3 2 (25.00%) DSL
3 2 (25.00%) EIGRP
3 2 (25.00%) TACACS
3 2 (25.00%) Firewall
3 2 (25.00%) Wireless
3 2 (25.00%) IPsec
3 2 (25.00%) Fast Ethernet
3 2 (25.00%) VLAN
General
1 3 (37.50%) Telecoms
Job Titles
1 4 (50.00%) Support Technician
2 2 (25.00%) Network Engineer
3 1 (12.50%) Support Engineer
3 1 (12.50%) Telephony Engineer
3 1 (12.50%) Voice Engineer
3 1 (12.50%) Senior Voice Engineer
Processes & Methodologies
1 5 (62.50%) Change Management
1 5 (62.50%) ITIL
2 2 (25.00%) Load Balancing
2 2 (25.00%) Capacity Planning
2 2 (25.00%) Network Monitoring
3 1 (12.50%) CRM
Qualifications
1 5 (62.50%) CCNA
1 5 (62.50%) Cisco Certification
1 5 (62.50%) CCVP
Vendors
1 7 (87.50%) Cisco
2 4 (50.00%) Microsoft
3 2 (25.00%) Citrix
3 2 (25.00%) Avaya
3 2 (25.00%) Siemens
3 2 (25.00%) CheckPoint
3 2 (25.00%) Fortinet
3 2 (25.00%) SolarWinds
3 2 (25.00%) F5
3 2 (25.00%) Aerohive Networks
4 1 (12.50%) Acme Packet
4 1 (12.50%) Polycom