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 February 2016 with a comparison to the same period in the previous 2 years.

Location
3 months to
5 Feb 2016
Same period 2015 Same period 2014
Integrated Service Digital Network (ISDN)
Rank 590 609 642
Rank change year-on-year
+19 +33
Permanent jobs citing ISDN 49 32 23
As % of all permanent IT jobs located in London 0.12% 0.078% 0.054%
As % of the Communications & Networking category 0.75% 0.44% 0.34%
Number of salaries quoted 48 27 10
Average salary £52,500 £47,500 £50,000
Average salary % change year-on-year
+10.52% -5.00%
90% offered a salary of more than £33,200 £32,400 £35,850
10% offered a salary of more than £75,000 £69,000 £80,000
UK excluding London average salary £37,000 £40,000 £35,000
% change year-on-year
-7.50% +14.28%
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
6498 7193 6845
As % of all permanent IT jobs located in London 15.82% 17.57% 16.16%
Number of salaries quoted 5522 6066 5530
Average salary £50,000 £50,000 £50,000
90% offered a salary of more than £32,500 £30,000 £30,500
10% offered a salary of more than £75,000 £72,500 £72,500
UK excluding London average salary £42,500 £40,000 £40,000
% change year-on-year
+6.25% -

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 February 2016.

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 February 2016. 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 +58 13 £55,000 +15.78% 1
ISDN
England

ISDN
Top 30 Related IT Skills in London

For the 6 months to 5 February 2016, 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 68 (83.95%) VoIP
2 57 (70.37%) Cisco
3 41 (50.62%) Cisco Certification
4 38 (46.91%) Video Conferencing
5 33 (40.74%) ITIL
6 31 (38.27%) CCNP
6 31 (38.27%) Finance
7 28 (34.57%) WebEx
8 27 (33.33%) Unified Communications
8 27 (33.33%) PSTN
9 25 (30.86%) Banking
9 25 (30.86%) Cisco IPT
9 25 (30.86%) Red Box
10 22 (27.16%) COBIT
11 21 (25.93%) Telecoms
11 21 (25.93%) VPN
12 19 (23.46%) DNS
13 18 (22.22%) Firewall
14 17 (20.99%) MPLS
14 17 (20.99%) Microsoft
14 17 (20.99%) Windows
15 16 (19.75%) Cisco CUCM
16 15 (18.52%) Cisco ASA
16 15 (18.52%) DHCP
16 15 (18.52%) Active Directory
17 13 (16.05%) WAN
17 13 (16.05%) Project Management
18 12 (14.81%) PBX
18 12 (14.81%) MS Excel
19 11 (13.58%) H.323

ISDN
Top Related IT Skills in London by Category

For the 6 months to 5 February 2016, 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 10 (12.35%) Lync
2 5 (6.17%) Office Communications Server
3 4 (4.94%) MS Exchange
4 2 (2.47%) Exchange Server 2007
4 2 (2.47%) Exchange Server 2010
4 2 (2.47%) Exchange Server 2013
4 2 (2.47%) IIS
4 2 (2.47%) SharePoint
5 1 (1.23%) SharePoint Server
Applications
1 12 (14.81%) MS Excel
2 2 (2.47%) MS Office
Cloud Services
1 6 (7.41%) Amazon AWS
1 6 (7.41%) GitHub
Communications & Networking
1 68 (83.95%) VoIP
2 28 (34.57%) WebEx
3 27 (33.33%) PSTN
3 27 (33.33%) Unified Communications
4 25 (30.86%) Cisco IPT
5 21 (25.93%) VPN
6 19 (23.46%) DNS
7 18 (22.22%) Firewall
8 17 (20.99%) MPLS
9 15 (18.52%) Cisco ASA
9 15 (18.52%) DHCP
10 13 (16.05%) WAN
11 12 (14.81%) PBX
12 11 (13.58%) Cisco Nexus
12 11 (13.58%) H.323
12 11 (13.58%) IPsec
13 9 (11.11%) DSL
14 8 (9.88%) BGP
14 8 (9.88%) MGCP
14 8 (9.88%) OSPF
Database & Business Intelligence
1 6 (7.41%) Amazon RDS
1 6 (7.41%) MySQL
2 2 (2.47%) SQL Server
2 2 (2.47%) SQL Server 2005
2 2 (2.47%) SQL Server 2008
2 2 (2.47%) SQL Server 2012
Development Applications
1 8 (9.88%) Git (software)
2 5 (6.17%) VSS/SourceSafe
General
1 31 (38.27%) Finance
2 25 (30.86%) Banking
3 21 (25.93%) Telecoms
4 4 (4.94%) French Language
4 4 (4.94%) German Language
4 4 (4.94%) Italian Language
4 4 (4.94%) Japanese Language
4 4 (4.94%) Mandarin Language
4 4 (4.94%) Spanish Language
5 1 (1.23%) Billing
5 1 (1.23%) Marketing
Job Titles
1 35 (43.21%) Network Engineer
2 29 (35.80%) Support Engineer
3 27 (33.33%) Network Support
3 27 (33.33%) Voice Engineer
4 25 (30.86%) Network Support Engineer
4 25 (30.86%) Voice Network Engineer
4 25 (30.86%) Voice Support Engineer
5 9 (11.11%) Unified Communications Engineer
6 8 (9.88%) Communications Engineer
7 6 (7.41%) Cisco Engineer
7 6 (7.41%) Cisco Network Engineer
7 6 (7.41%) Developer
7 6 (7.41%) Microsoft Engineer
7 6 (7.41%) PHP Developer
8 5 (6.17%) Analyst
8 5 (6.17%) Architect
8 5 (6.17%) PRINCE2 Programme Manager
8 5 (6.17%) Programme Manager
8 5 (6.17%) Project Manager
8 5 (6.17%) WAN Project Manager
Libraries, Frameworks & Software Standards
1 6 (7.41%) CSS
1 6 (7.41%) HTML
1 6 (7.41%) HTML5
1 6 (7.41%) Symfony
1 6 (7.41%) XHTML
2 5 (6.17%) 802.1X
3 3 (3.70%) XMPP
4 2 (2.47%) FreeSWITCH
4 2 (2.47%) LAMP
4 2 (2.47%) Ruby on Rails
5 1 (1.23%) .NET
5 1 (1.23%) RFC 2833
Miscellaneous
1 38 (46.91%) Video Conferencing
2 9 (11.11%) Analytical Skills
3 7 (8.64%) Data Centre
4 6 (7.41%) PKI
5 5 (6.17%) PMI
6 4 (4.94%) Handset
7 2 (2.47%) Smartphone
8 1 (1.23%) Computer Science
8 1 (1.23%) Driving Licence
8 1 (1.23%) Enterprise Software
8 1 (1.23%) Management Information System
8 1 (1.23%) SecurID
Operating Systems
1 17 (20.99%) Windows
2 5 (6.17%) Windows Server
3 4 (4.94%) Linux
4 3 (3.70%) Windows Server 2008
5 2 (2.47%) Android
5 2 (2.47%) Apple iOS
5 2 (2.47%) Windows 8
5 2 (2.47%) Windows Phone
5 2 (2.47%) Windows XP
6 1 (1.23%) VMS
Processes & Methodologies
1 33 (40.74%) ITIL
2 13 (16.05%) Project Management
3 6 (7.41%) Agile Software Development
3 6 (7.41%) Information Security
3 6 (7.41%) MVC
3 6 (7.41%) OOP
3 6 (7.41%) TDD
4 5 (6.17%) Capacity Planning
4 5 (6.17%) Change Control
4 5 (6.17%) Coaching
4 5 (6.17%) Communications Security
4 5 (6.17%) Computer Security
4 5 (6.17%) Matrix Management
4 5 (6.17%) Mentoring
4 5 (6.17%) Network Architecture
4 5 (6.17%) PRINCE2
4 5 (6.17%) Service Management
5 4 (4.94%) Disaster Recovery
5 4 (4.94%) Network Management
5 4 (4.94%) Usability Testing
Programming Languages
1 9 (11.11%) C
2 8 (9.88%) C#
3 6 (7.41%) PHP
3 6 (7.41%) PHP 5
4 3 (3.70%) Java
5 2 (2.47%) C++
5 2 (2.47%) Objective-C
5 2 (2.47%) PowerShell
5 2 (2.47%) Python
5 2 (2.47%) Ruby
5 2 (2.47%) SQL
Qualifications
1 41 (50.62%) Cisco Certification
2 31 (38.27%) CCNP
3 10 (12.35%) CCNA
3 10 (12.35%) CCSA
4 7 (8.64%) Degree
4 7 (8.64%) ITIL Certification
4 7 (8.64%) MCSE
4 7 (8.64%) Microsoft Certification
5 5 (6.17%) CCIE
5 5 (6.17%) PMI Certification
5 5 (6.17%) PMP
6 2 (2.47%) MCITP
7 1 (1.23%) MBA
7 1 (1.23%) Six Sigma Green Belt
7 1 (1.23%) Six Sigma Yellow Belt
Quality Assurance & Compliance
1 22 (27.16%) COBIT
2 5 (6.17%) Sarbanes-Oxley
3 4 (4.94%) SLA
4 1 (1.23%) PA-DSS
4 1 (1.23%) PCI DSS
System Software
1 15 (18.52%) Active Directory
2 3 (3.70%) VMware Infrastructure
3 2 (2.47%) Kamailio
3 2 (2.47%) XenApp
4 1 (1.23%) Hyper-V
4 1 (1.23%) VMware ESXi
Systems Management
1 16 (19.75%) Cisco CUCM
2 10 (12.35%) Nagios
3 6 (7.41%) FortiGate
4 5 (6.17%) Cisco UCCE
4 5 (6.17%) Cisco UCCX
5 1 (1.23%) OSSEC
Vendors
1 57 (70.37%) Cisco
2 25 (30.86%) Red Box
3 17 (20.99%) Microsoft
4 11 (13.58%) Blue Coat
5 9 (11.11%) Avaya
5 9 (11.11%) Polycom
5 9 (11.11%) Tandberg
6 6 (7.41%) IronPort
7 5 (6.17%) CheckPoint
7 5 (6.17%) F5
7 5 (6.17%) Palo Alto
8 4 (4.94%) Acme Packet
8 4 (4.94%) BroadSoft
8 4 (4.94%) VMware
9 3 (3.70%) Aastra
9 3 (3.70%) FireEye
9 3 (3.70%) Meraki
9 3 (3.70%) SolarWinds
9 3 (3.70%) Sourcefire
10 2 (2.47%) Bloomberg
London
Deerfoot IT Resources Ltd
Salary: £50000 - £55000 per annum + banking bonus + comp. package
Posted: 2 days ago
City, London
Benedict Cole Limited
Salary: £50000 - £60000 per annum + Excellent Benefits + Bonus
Posted: 5 days ago