The table below looks at the statistics for ISDN skills in IT jobs advertised for the London region. Included is a guide to the average salaries offered in IT jobs that have cited ISDN over the 3 months to 5 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
5 May 2015
Same period 2014 Same period 2013
Integrated Service Digital Network (ISDN)
Rank 609 610 599
Rank change year-on-year
+1 -11
Permanent jobs citing ISDN 27 43 31
As % of all permanent IT jobs located in London 0.060% 0.087% 0.069%
As % of the Communications & Networking category 0.35% 0.55% 0.37%
Number of salaries quoted 13 40 27
Average salary £32,500 £37,750 £45,000
Average salary % change year-on-year
-13.90% -16.11%
90% offered a salary of more than £30,000 £22,500 £27,600
10% offered a salary of more than £47,000 £57,750 £51,000
UK excluding London average salary £42,500 £35,000 £35,000
% change year-on-year
+21.42% -
ISDN
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
7652 7760 8297
As % of all permanent IT jobs located in London 17.12% 15.77% 18.47%
Number of salaries quoted 6401 6383 6867
Average salary £51,500 £50,000 £50,000
Average salary % change year-on-year
+3.00% -
90% offered a salary of more than £30,000 £30,000 £32,500
10% offered a salary of more than £75,000 £70,000 £70,000
UK excluding London average salary £42,500 £40,000 £39,000
% change year-on-year
+6.25% +2.56%

ISDN
Jobs Demand Trend in London

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

ISDN Jobs Demand Trend in London

ISDN
Salary Trend in London

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

ISDN Salary Trend in London

ISDN
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing ISDN across the London region over the 3 months to 5 May 2015.

ISDN Salary Histogram in London

ISDN
Job Locations in London

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing ISDN within the London region over the 3 months to 5 May 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +23 1 £47,500 +80.95%
ISDN
England

ISDN
Top 30 Related IT Skills in London

For the 6 months to 5 May 2015, IT jobs across the 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 28 (47.46%) ITIL
2 27 (45.76%) VoIP
3 26 (44.07%) VMware
3 26 (44.07%) VMware Infrastructure
4 25 (42.37%) PBX
4 25 (42.37%) Cisco Certification
5 23 (38.98%) CCNA
6 22 (37.29%) Cisco
7 21 (35.59%) TCP/IP
7 21 (35.59%) LAN
8 20 (33.90%) Windows
9 19 (32.20%) Microsoft
10 18 (30.51%) CCNP
10 18 (30.51%) Active Directory
10 18 (30.51%) Mentoring
11 17 (28.81%) Firewall
11 17 (28.81%) Microsoft Certification
11 17 (28.81%) WAN
11 17 (28.81%) MCSE
12 16 (27.12%) DNS
13 15 (25.42%) FTP
13 15 (25.42%) MS Excel
13 15 (25.42%) E-Commerce
13 15 (25.42%) Performance Tuning
14 14 (23.73%) Coaching
14 14 (23.73%) AppDynamics
14 14 (23.73%) Opscode Chef
14 14 (23.73%) CentOS
14 14 (23.73%) PaaS
14 14 (23.73%) Bash Shell

ISDN
Top Related IT Skills in London by Category

For the 6 months to 5 May 2015, IT jobs across the 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 14 (23.73%) Confluence
1 14 (23.73%) Lync
2 12 (20.34%) MS Exchange
3 2 (3.39%) Exchange Server 2007
3 2 (3.39%) Exchange Server 2010
4 1 (1.69%) Exchange Server 2013
4 1 (1.69%) IIS
Applications
1 15 (25.42%) MS Excel
2 1 (1.69%) MS Office
Cloud Services
1 14 (23.73%) PaaS
1 14 (23.73%) Office 365
Communications & Networking
1 27 (45.76%) VoIP
2 25 (42.37%) PBX
3 21 (35.59%) LAN
3 21 (35.59%) TCP/IP
4 17 (28.81%) WAN
4 17 (28.81%) Firewall
5 16 (27.12%) DNS
6 15 (25.42%) FTP
7 14 (23.73%) HTTP
7 14 (23.73%) HTTPS
7 14 (23.73%) SMTP
7 14 (23.73%) Unified Communications
8 13 (22.03%) Wireless
9 10 (16.95%) VLAN
9 10 (16.95%) MPLS
10 7 (11.86%) OSPF
10 7 (11.86%) VPN
11 6 (10.17%) BGP
11 6 (10.17%) IP Telephony
11 6 (10.17%) Cisco ASA
Database & Business Intelligence
1 1 (1.69%) SQL Server
1 1 (1.69%) SQL Server 2005
1 1 (1.69%) SQL Server 2008
Development Applications
1 14 (23.73%) JIRA
2 1 (1.69%) VSS/SourceSafe
General
1 14 (23.73%) Retail
2 3 (5.08%) Telecoms
3 2 (3.39%) Banking
4 1 (1.69%) Finance
Job Titles
1 18 (30.51%) Support Engineer
2 13 (22.03%) Systems Engineer
2 13 (22.03%) Linux Engineer
2 13 (22.03%) Linux Systems Engineer
3 11 (18.64%) Technical Support
3 11 (18.64%) 3rd Line Support
3 11 (18.64%) Infrastructure Engineer
3 11 (18.64%) Infrastructure Support Engineer
4 7 (11.86%) Network Engineer
5 6 (10.17%) Service Desk Engineer
6 5 (8.47%) Consultant
6 5 (8.47%) Technical Support Engineer
6 5 (8.47%) Technical Engineer
7 4 (6.78%) Voice Engineer
7 4 (6.78%) Technology Consultant
8 3 (5.08%) Cisco Support Engineer
8 3 (5.08%) Cisco Support
8 3 (5.08%) Cisco Engineer
8 3 (5.08%) Network Support
8 3 (5.08%) Cisco Network Engineer
Libraries, Frameworks & Software Standards
1 1 (1.69%) CSS
Miscellaneous
1 14 (23.73%) Wiki
2 6 (10.17%) Enterprise Software
2 6 (10.17%) User Experience
3 3 (5.08%) Mathematics
4 2 (3.39%) IVR
5 1 (1.69%) AVVID
Operating Systems
1 20 (33.90%) Windows
2 14 (23.73%) Linux
2 14 (23.73%) Ubuntu
2 14 (23.73%) CentOS
3 5 (8.47%) Windows 8
3 5 (8.47%) Windows Server 2012
4 4 (6.78%) Windows 7
5 1 (1.69%) Windows Server 2008
5 1 (1.69%) Windows Server 2003
Processes & Methodologies
1 28 (47.46%) ITIL
2 18 (30.51%) Mentoring
3 15 (25.42%) E-Commerce
3 15 (25.42%) Performance Tuning
4 14 (23.73%) Configuration Management
4 14 (23.73%) Coaching
5 5 (8.47%) Change Management
6 4 (6.78%) Migration
6 4 (6.78%) Project Management
6 4 (6.78%) Network Design
6 4 (6.78%) Data Analysis
7 3 (5.08%) Cyber Security
8 2 (3.39%) Load Balancing
8 2 (3.39%) Problem Management
8 2 (3.39%) Service Delivery
8 2 (3.39%) Stakeholder Management
8 2 (3.39%) Asset Management
9 1 (1.69%) ITIL V3
9 1 (1.69%) Change Control
9 1 (1.69%) Infrastructure Management
Programming Languages
1 14 (23.73%) Python
1 14 (23.73%) Bash Shell
2 3 (5.08%) C
Qualifications
1 25 (42.37%) Cisco Certification
2 23 (38.98%) CCNA
3 18 (30.51%) CCNP
4 17 (28.81%) MCSE
4 17 (28.81%) Microsoft Certification
5 14 (23.73%) MCSA
6 10 (16.95%) JNCIA
7 4 (6.78%) MCP
7 4 (6.78%) Degree
8 3 (5.08%) LPIC
8 3 (5.08%) MCTS
9 1 (1.69%) CCIE
9 1 (1.69%) CCDP
Quality Assurance & Compliance
1 5 (8.47%) SLA
System Software
1 26 (44.07%) VMware Infrastructure
2 18 (30.51%) Active Directory
3 14 (23.73%) VMware ESX
3 14 (23.73%) VirtualBox
4 1 (1.69%) Hyper-V
4 1 (1.69%) VMware ESXi
4 1 (1.69%) Microsoft Virtual Server
4 1 (1.69%) ISA Server
Systems Management
1 14 (23.73%) Nagios
1 14 (23.73%) Puppet
1 14 (23.73%) Opscode Chef
2 8 (13.56%) Cisco CUCM
3 4 (6.78%) CiscoWorks
3 4 (6.78%) SCOM
4 1 (1.69%) WSUS
Vendors
1 26 (44.07%) VMware
2 22 (37.29%) Cisco
3 19 (32.20%) Microsoft
4 14 (23.73%) Red Hat
4 14 (23.73%) hybris
4 14 (23.73%) AppDynamics
5 5 (8.47%) CheckPoint
5 5 (8.47%) Juniper
6 4 (6.78%) Avaya
6 4 (6.78%) SolarWinds
7 3 (5.08%) Mitel
8 2 (3.39%) Verint
9 1 (1.69%) Aruba
9 1 (1.69%) F5
9 1 (1.69%) Brocade
9 1 (1.69%) IronPort
9 1 (1.69%) ProCurve
9 1 (1.69%) HP
9 1 (1.69%) BT
9 1 (1.69%) 3Com
London
HFG
Salary: Competitive
Posted: 11 days ago