The table below looks at the statistics for ISDN skills in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited ISDN over the 3 months to 6 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
6 May 2015
Same period 2014 Same period 2013
Integrated Service Digital Network (ISDN)
Rank 789 787 741
Rank change year-on-year
-2 -46
Permanent jobs citing ISDN 83 137 140
As % of all permanent IT jobs located in the UK 0.075% 0.12% 0.13%
As % of the Communications & Networking category 0.42% 0.68% 0.65%
Number of salaries quoted 66 125 115
Average salary £39,000 £35,000 £37,500
Average salary % change year-on-year
+11.42% -6.66%
90% offered a salary of more than £28,500 £23,000 £27,000
10% offered a salary of more than £65,000 £55,000 £57,000
UK excluding London average salary £42,500 £35,000 £36,000
% change year-on-year
+21.42% -2.77%

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

Communications & Networking Category
UK
Permanent IT job ads with a match in the
Communications & Networking category
19826 20141 21409
As % of all permanent IT jobs located in the UK 18.02% 17.01% 19.62%
Number of salaries quoted 15758 16031 17346
Average salary £45,000 £42,500 £42,500
Average salary % change year-on-year
+5.88% -
90% offered a salary of more than £27,500 £27,000 £27,000
10% offered a salary of more than £67,500 £65,000 £62,500
UK excluding London average salary £42,500 £40,000 £39,000
% change year-on-year
+6.25% +2.56%

ISDN
Jobs Demand Trend

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

ISDN Jobs Demand Trend in the UK

ISDN
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing ISDN within the UK.

ISDN Salary Trend in the UK

ISDN
Salary Histogram

This chart provides a salary histogram for IT jobs citing ISDN over the 3 months to 6 May 2015 within the UK.

ISDN Salary Histogram in the UK

ISDN
Top 30 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing ISDN within the UK over the 3 months to 6 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
England -36 76 £41,250 +17.85% 6
South East -27 30 £50,000 +42.85% 1
London +11 27 £32,500 -13.90% 2
Berkshire -12 12 £50,000 +42.85%
Surrey - 11 £65,000 -
Reading -17 9 £51,250 +46.42%
North West +5 5 £32,500 +28.71% 1
East of England - 5 £33,500 - 1
Guildford - 5 £65,000 -
Wales 0 4 £30,000 +100.00% 2
South Wales -2 4 £30,000 +100.00% 2
South West -12 4 £46,250 +15.62%
Bolton - 4 £32,500 -
Bridgend - 4 £30,000 - 2
Manchester - 4 £32,500 - 1
Hampshire -33 3 £42,500 +37.09% 1
Hertfordshire - 3 £29,000 -
Tyne and Wear - 3 £50,000 -
Wiltshire - 3 £42,500 -
Prudhoe - 3 £50,000 -
North East - 3 £50,000 -
West Yorkshire +11 2 £37,500 -11.76% 1
Leeds +7 2 £37,500 -11.76% 1
West Sussex +6 2 £41,000 +36.66%
Yorkshire +4 2 £37,500 -16.20% 1
Buckinghamshire -10 2 £26,500 -57.60%
Milton Keynes -13 2 £26,500 -57.60%
Reigate - 2 £77,500 -
Essex - 2 £38,500 -
Stevenage - 2 £29,000 -

ISDN
Top 30 Related IT Skills

For the 6 months to 6 May 2015, IT jobs within the UK 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.

1 111 (60.99%) Cisco
2 91 (50.00%) VoIP
3 88 (48.35%) Cisco Certification
4 81 (44.51%) TCP/IP
5 70 (38.46%) WAN
6 69 (37.91%) Firewall
7 67 (36.81%) CCNP
8 66 (36.26%) PBX
9 64 (35.16%) Windows
10 63 (34.62%) DNS
11 61 (33.52%) CCNA
12 59 (32.42%) MPLS
13 55 (30.22%) VMware
14 53 (29.12%) Microsoft
15 51 (28.02%) VLAN
16 49 (26.92%) LAN
17 45 (24.73%) Active Directory
17 45 (24.73%) BGP
18 44 (24.18%) VPN
19 42 (23.08%) VMware Infrastructure
20 41 (22.53%) OSPF
21 36 (19.78%) Telecoms
21 36 (19.78%) ITIL
22 33 (18.13%) ATM
23 32 (17.58%) Microsoft Certification
23 32 (17.58%) IPsec
24 30 (16.48%) Lync
25 29 (15.93%) EIGRP
26 28 (15.38%) DSL
26 28 (15.38%) MS Excel

ISDN
Top Related IT Skills by Category

For the 6 months to 6 May 2015, IT jobs within the UK 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 30 (16.48%) Lync
2 28 (15.38%) MS Exchange
3 14 (7.69%) Confluence
4 11 (6.04%) Exchange Server 2010
5 10 (5.49%) Exchange Server 2007
6 9 (4.95%) Exchange Server 2013
7 5 (2.75%) SharePoint
8 4 (2.20%) IBM Notes
8 4 (2.20%) Apache
9 2 (1.10%) Tomcat
9 2 (1.10%) IIS
9 2 (1.10%) Blackberry Enterprise Server
9 2 (1.10%) CMS
9 2 (1.10%) nginx
10 1 (0.55%) BizTalk Server
Applications
1 28 (15.38%) MS Excel
2 11 (6.04%) MS Office
3 5 (2.75%) MS Visio
Business Applications
1 4 (2.20%) Remedy ITSM
Cloud Services
1 22 (12.09%) Office 365
2 14 (7.69%) PaaS
3 1 (0.55%) Microsoft Azure
3 1 (0.55%) Amazon AWS
Communications & Networking
1 91 (50.00%) VoIP
2 81 (44.51%) TCP/IP
3 70 (38.46%) WAN
4 69 (37.91%) Firewall
5 66 (36.26%) PBX
6 63 (34.62%) DNS
7 59 (32.42%) MPLS
8 51 (28.02%) VLAN
9 49 (26.92%) LAN
10 45 (24.73%) BGP
11 44 (24.18%) VPN
12 41 (22.53%) OSPF
13 33 (18.13%) ATM
14 32 (17.58%) IPsec
15 29 (15.93%) EIGRP
16 28 (15.38%) DSL
16 28 (15.38%) PPP
17 27 (14.84%) Ethernet
17 27 (14.84%) Wireless
18 25 (13.74%) Asterisk PBX
Database & Business Intelligence
1 10 (5.49%) SQL Server
2 3 (1.65%) MySQL
3 1 (0.55%) MS Access
3 1 (0.55%) SQL Server 2005
3 1 (0.55%) SQL Server 2008
Development Applications
1 14 (7.69%) JIRA
2 1 (0.55%) VSS/SourceSafe
General
1 36 (19.78%) Telecoms
2 19 (10.44%) Retail
3 8 (4.40%) Finance
4 6 (3.30%) Marketing
5 2 (1.10%) Banking
6 1 (0.55%) Multimedia
6 1 (0.55%) Aerospace
6 1 (0.55%) Legal
Job Titles
1 44 (24.18%) Network Engineer
2 37 (20.33%) Support Engineer
3 22 (12.09%) Technical Support
4 19 (10.44%) Voice Engineer
5 17 (9.34%) Systems Engineer
5 17 (9.34%) VoIP Engineer
6 16 (8.79%) IP Engineer
7 15 (8.24%) Infrastructure Engineer
8 13 (7.14%) Linux Engineer
8 13 (7.14%) Linux Systems Engineer
9 11 (6.04%) Technical Support Engineer
9 11 (6.04%) Technical Engineer
10 10 (5.49%) Infrastructure Support Engineer
10 10 (5.49%) 3rd Line Support
11 9 (4.95%) Cisco Engineer
12 8 (4.40%) Architect
13 7 (3.85%) Consultant
13 7 (3.85%) Cisco Network Engineer
14 6 (3.30%) NOC Engineer
14 6 (3.30%) IP Network Engineer
Libraries, Frameworks & Software Standards
1 8 (4.40%) Web Services
2 7 (3.85%) .NET
3 6 (3.30%) JTAPI
3 6 (3.30%) TAPI
4 4 (2.20%) HTML
4 4 (2.20%) COM
5 3 (1.65%) VXML
5 3 (1.65%) CCXML
5 3 (1.65%) Ajax
6 2 (1.10%) LAMP
6 2 (1.10%) CSS
7 1 (0.55%) SOAP
7 1 (0.55%) RSS
7 1 (0.55%) Software Packaging
Miscellaneous
1 19 (10.44%) Analytical Skills
2 14 (7.69%) Wiki
3 7 (3.85%) PKI
4 6 (3.30%) Enterprise Software
4 6 (3.30%) User Experience
5 5 (2.75%) IVR
6 4 (2.20%) Statistics
7 3 (1.65%) Mathematics
8 2 (1.10%) Blackberry
8 2 (1.10%) Open Source
9 1 (0.55%) AVVID
9 1 (0.55%) Tandem
9 1 (0.55%) Computer Science
Operating Systems
1 64 (35.16%) Windows
2 23 (12.64%) Linux
3 19 (10.44%) Windows 8
4 15 (8.24%) CentOS
5 14 (7.69%) Ubuntu
5 14 (7.69%) UNIX
6 13 (7.14%) Windows Server 2012
7 12 (6.59%) Windows 7
7 12 (6.59%) Windows Server 2008
8 11 (6.04%) Windows Server 2003
9 6 (3.30%) Windows XP
10 5 (2.75%) Windows 2000
10 5 (2.75%) Windows NT
10 5 (2.75%) Windows 2000 Server
11 4 (2.20%) Windows Vista
12 1 (0.55%) Apple iOS
12 1 (0.55%) Mac OS X
Processes & Methodologies
1 36 (19.78%) ITIL
2 20 (10.99%) Mentoring
3 19 (10.44%) Configuration Management
4 18 (9.89%) Network Design
4 18 (9.89%) Coaching
5 17 (9.34%) E-Commerce
6 16 (8.79%) Load Balancing
7 15 (8.24%) Performance Tuning
8 12 (6.59%) CRM
9 10 (5.49%) Service Delivery
9 10 (5.49%) Change Management
10 9 (4.95%) Project Management
10 9 (4.95%) Test Management
11 7 (3.85%) Migration
11 7 (3.85%) Performance Monitoring
11 7 (3.85%) Line Management
12 6 (3.30%) Agile Software Development
12 6 (3.30%) Incident Management
12 6 (3.30%) Network Management
13 5 (2.75%) Network Architecture
Programming Languages
1 14 (7.69%) Python
1 14 (7.69%) Bash Shell
2 7 (3.85%) Java
3 5 (2.75%) PowerShell
3 5 (2.75%) VB
4 4 (2.20%) C
4 4 (2.20%) C#
4 4 (2.20%) C++
5 3 (1.65%) JavaScript
6 2 (1.10%) PHP
6 2 (1.10%) SQL
Qualifications
1 88 (48.35%) Cisco Certification
2 67 (36.81%) CCNP
3 61 (33.52%) CCNA
4 32 (17.58%) Microsoft Certification
5 28 (15.38%) MCSE
6 20 (10.99%) JNCIS
7 18 (9.89%) MCSA
8 17 (9.34%) CCDP
9 15 (8.24%) CCSP
10 13 (7.14%) MCP
10 13 (7.14%) Security Cleared
11 12 (6.59%) SC Cleared
12 9 (4.95%) Degree
12 9 (4.95%) JNCIA
13 8 (4.40%) CCIE
14 7 (3.85%) MCTS
15 6 (3.30%) CCVP
16 4 (2.20%) CNE
16 4 (2.20%) Novell Certification
17 3 (1.65%) CCIP
Quality Assurance & Compliance
1 25 (13.74%) SLA
2 9 (4.95%) PCI DSS
3 2 (1.10%) ISO/IEC 27001
4 1 (0.55%) QA
System Software
1 45 (24.73%) Active Directory
2 42 (23.08%) VMware Infrastructure
3 24 (13.19%) VMware ESX
4 16 (8.79%) VirtualBox
5 7 (3.85%) Hyper-V
6 2 (1.10%) Firmware
6 2 (1.10%) Terminal Services
6 2 (1.10%) VMware Workstation
7 1 (0.55%) Microsoft Virtual Server
7 1 (0.55%) ISA Server
7 1 (0.55%) vSphere
7 1 (0.55%) VMware ESXi
Systems Management
1 14 (7.69%) Nagios
1 14 (7.69%) Puppet
1 14 (7.69%) Opscode Chef
2 8 (4.40%) Cisco CUCM
2 8 (4.40%) CiscoWorks
3 5 (2.75%) SCOM
4 4 (2.20%) WhatsUp Gold
4 4 (2.20%) OpenView
5 3 (1.65%) Backup Exec
6 2 (1.10%) DameWare
6 2 (1.10%) SCCM
7 1 (0.55%) Cisco IPCC
7 1 (0.55%) WSUS
Vendors
1 111 (60.99%) Cisco
2 55 (30.22%) VMware
3 53 (29.12%) Microsoft
4 23 (12.64%) Juniper
5 21 (11.54%) Avaya
6 15 (8.24%) Red Hat
7 14 (7.69%) hybris
7 14 (7.69%) AppDynamics
8 13 (7.14%) F5
8 13 (7.14%) CheckPoint
9 10 (5.49%) Apple
10 8 (4.40%) Siemens
11 7 (3.85%) Nortel
12 6 (3.30%) Genesys
12 6 (3.30%) Nokia
13 5 (2.75%) 3Com
13 5 (2.75%) Mitel
13 5 (2.75%) Sybase
14 4 (2.20%) Oracle
14 4 (2.20%) HP
Fareham, Hampshire
ENTERPRISE RECRUITMENT LTD
Salary: £40000 - £50000 per annum, Benefits BUPA pension 25 days GYM
Posted: 2 days ago
Leeds, West Yorkshire
Circle Recruitment
Salary: £30000 - £35000 per annum + Benefits
Posted: 5 days ago
Manchester, Lancashire
Harvey Nash plc
Posted: 5 days ago
Bridgend, Mid Glamorgan
CGI
Salary: £28000 - £35000 per annum + benefits
Posted: 8 days ago
Bridgend, Mid Glamorgan
CGI
Salary: £24000 - £30000 per annum + benefits
Posted: 8 days ago
London
HFG
Salary: Competitive
Posted: 12 days ago