The table below looks at the statistics for ISDN 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 ISDN over the 3 months to 28 August 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
28 Aug 2014
Same period 2013 Same period 2012
Integrated Service Digital Network (ISDN)
Rank 314 313 328
Rank change year-on-year
-1 +15
Permanent jobs citing ISDN 8 6 11
As % of all permanent IT jobs located in the City of London 0.068% 0.051% 0.085%
As % of the Communications & Networking category 0.41% 0.33% 0.50%
Number of salaries quoted 7 3 7
Average salary £44,500 £50,000 £31,700
Average salary % change year-on-year
-11.00% +57.72%
90% offered a salary of more than £40,500 £32,000 £23,850
10% offered a salary of more than £47,000 £54,000 £58,000
UK excluding London average salary £37,250 £37,500 £38,500
% change year-on-year
-0.66% -2.59%
ISDN
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
1957 1805 2198
As % of all permanent IT jobs located in the City of London 16.70% 15.26% 17.07%
Number of salaries quoted 1651 1594 1957
Average salary £50,000 £52,500 £50,000
Average salary % change year-on-year
-4.76% +5.00%
90% offered a salary of more than £31,500 £34,500 £31,700
10% offered a salary of more than £67,500 £70,000 £70,000
UK excluding London average salary £40,000 £40,000 £40,000

ISDN
Jobs Demand Trend in the City of London

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

ISDN Jobs Demand Trend in the City of London

ISDN
Salary Trend in the City of London

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

ISDN Salary Trend in the City of London

ISDN
Salary Histogram in the City of London

This chart provides a salary histogram for IT jobs citing ISDN across the City of London region over the 3 months to 28 August 2014.

ISDN Salary Histogram in the City of London

ISDN
Top 30 Related IT Skills in the City of London

For the 6 months to 28 August 2014, IT jobs across the City of London region citing ISDN 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 ISDN.

1 9 (52.94%) Windows
2 8 (47.06%) Cisco Certification
3 7 (41.18%) Cisco
3 7 (41.18%) CCNP
3 7 (41.18%) CCNA
3 7 (41.18%) Lync
4 6 (35.29%) Firewall
4 6 (35.29%) Microsoft
5 5 (29.41%) Active Directory
5 5 (29.41%) Microsoft Certification
5 5 (29.41%) Juniper
5 5 (29.41%) MPLS
5 5 (29.41%) MCSE
5 5 (29.41%) MCSA
5 5 (29.41%) ITIL
5 5 (29.41%) MS Exchange
5 5 (29.41%) LAN
5 5 (29.41%) WAN
5 5 (29.41%) Finance
5 5 (29.41%) VMware
5 5 (29.41%) JNCIA
6 4 (23.53%) Internet
7 3 (17.65%) CiscoWorks
7 3 (17.65%) TACACS
7 3 (17.65%) Mitel
7 3 (17.65%) Network Design
7 3 (17.65%) Load Balancing
7 3 (17.65%) HTTP
7 3 (17.65%) VoIP
7 3 (17.65%) Avaya

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

For the 6 months to 28 August 2014, IT jobs across the City of London region citing ISDN 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 ISDN. Up to 20 skills are shown per category.

Application Platforms
1 7 (41.18%) Lync
2 5 (29.41%) MS Exchange
3 2 (11.76%) WebSphere
3 2 (11.76%) CMS
Applications
1 2 (11.76%) MS Excel
Communications & Networking
1 6 (35.29%) Firewall
2 5 (29.41%) MPLS
2 5 (29.41%) LAN
2 5 (29.41%) WAN
3 4 (23.53%) Internet
4 3 (17.65%) TACACS
4 3 (17.65%) HTTP
4 3 (17.65%) VoIP
5 2 (11.76%) Unified Communications
5 2 (11.76%) HSRP
5 2 (11.76%) OSPF
5 2 (11.76%) BGP
5 2 (11.76%) DNS
5 2 (11.76%) SSL
5 2 (11.76%) TCP/IP
5 2 (11.76%) SMTP
5 2 (11.76%) LDAP
5 2 (11.76%) VRRP
5 2 (11.76%) Frame Relay
6 1 (5.88%) Wireless
General
1 5 (29.41%) Finance
2 3 (17.65%) Telecoms
Job Titles
1 7 (41.18%) Support Engineer
2 6 (35.29%) Network Engineer
3 5 (29.41%) 3rd Line Support
3 5 (29.41%) Infrastructure Engineer
3 5 (29.41%) Infrastructure Support Engineer
4 1 (5.88%) Coordinator
4 1 (5.88%) 2nd Line Support
4 1 (5.88%) Network Design Engineer
4 1 (5.88%) Design Engineer
4 1 (5.88%) Systems Manager
4 1 (5.88%) Senior Network Engineer
4 1 (5.88%) Audio Engineer
4 1 (5.88%) Voice Specialist
4 1 (5.88%) Graduate
4 1 (5.88%) 2nd Line Support Engineer
4 1 (5.88%) Graduate Network Engineer
Libraries, Frameworks & Software Standards
1 2 (11.76%) SOAP
Miscellaneous
1 2 (11.76%) Video Conferencing
2 1 (5.88%) AVVID
2 1 (5.88%) DTV
2 1 (5.88%) iPhone
Operating Systems
1 9 (52.94%) Windows
Processes & Methodologies
1 5 (29.41%) ITIL
2 3 (17.65%) Network Design
2 3 (17.65%) Load Balancing
3 2 (11.76%) Network Architecture
3 2 (11.76%) Capacity Planning
3 2 (11.76%) Network Management
3 2 (11.76%) Capacity Management
4 1 (5.88%) Service Delivery
4 1 (5.88%) Change Management
Qualifications
1 8 (47.06%) Cisco Certification
2 7 (41.18%) CCNP
2 7 (41.18%) CCNA
3 5 (29.41%) Microsoft Certification
3 5 (29.41%) MCSE
3 5 (29.41%) MCSA
3 5 (29.41%) JNCIA
4 1 (5.88%) Degree
System Software
1 5 (29.41%) Active Directory
Systems Management
1 3 (17.65%) CiscoWorks
2 2 (11.76%) HP NNM
3 1 (5.88%) SCOM
3 1 (5.88%) Cisco CUCM
Vendors
1 7 (41.18%) Cisco
2 6 (35.29%) Microsoft
3 5 (29.41%) Juniper
3 5 (29.41%) VMware
4 3 (17.65%) Mitel
4 3 (17.65%) Avaya
5 2 (11.76%) F5
5 2 (11.76%) Red Hat
5 2 (11.76%) HP
6 1 (5.88%) IronPort
6 1 (5.88%) BroadSoft
6 1 (5.88%) SolarWinds