The table below looks at the statistics for ISDN skills in IT contracts advertised for the London region. Included is a guide to the contractor rates offered in IT contracts that have cited ISDN over the 3 months to 29 September 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
29 Sep 2016
Same period 2015 Same period 2014
Integrated Service Digital Network (ISDN)
Rank 424 429 425
Rank change year-on-year
+5 -4
Contract jobs citing ISDN 19 10 16
As % of all contract IT jobs located in London 0.083% 0.043% 0.065%
As % of the Communications & Networking category 0.58% 0.35% 0.49%
Number of daily rates quoted 13 8 10
Median daily rate £402 £379 £375
Median daily rate % change year-on-year
+6.07% +0.86%
90% offered a daily rate of more than £200 £285 £268
10% offered a daily rate of more than £475 £463 £513
UK excluding London median daily rate £263 £478 £275
% change year-on-year
-45.02% +73.63%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £24.12
ISDN
England

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

Communications & Networking Category
London
Contract IT job ads with a match in the
Communications & Networking category
3287 2875 3246
As % of all contract IT jobs located in London 14.40% 12.29% 13.19%
Number of daily rates quoted 2117 1901 2089
Median daily rate £445 £415 £400
Median daily rate % change year-on-year
+7.22% +3.75%
90% offered a daily rate of more than £275 £250 £250
10% offered a daily rate of more than £570 £525 £550
UK excluding London median daily rate £365 £360 £344
% change year-on-year
+1.38% +4.65%
Number of hourly rates quoted 81 85 91
Median hourly rate £20.00 £17.50 £22.69
Median hourly rate % change year-on-year
+14.28% -22.87%
90% offered a hourly rate of more than £12.15 £12.00 £14.50
10% offered a hourly rate of more than £50.00 £43.00 £45.00
UK excluding London median hourly rate £29.00 £21.01 £22.50
% change year-on-year
+38.06% -6.64%

ISDN
Jobs Demand Trend in London

The demand trend of contract jobs across the London region citing ISDN as a proportion of all IT contracts with a match in the Communications & Networking category.

ISDN Jobs Demand Trend in London

ISDN
Daily Rate Trend in London

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

ISDN Daily Rate Trend in London

ISDN
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing ISDN across the London region over the 3 months to 29 September 2016.

ISDN Daily Rate Histogram in London

ISDN
Hourly Rate Trend in London

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

ISDN Hourly Rate Trend in London

ISDN
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ISDN within the London region over the 3 months to 29 September 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +16 9 £402 -5.52%
ISDN
England

ISDN
Top 30 Related IT Skills in London

For the 6 months to 29 September 2016, IT contractor jobs citing ISDN also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for ISDN.

1 39 (92.86%) Cisco
2 29 (69.05%) WAN
3 27 (64.29%) TCP/IP
4 26 (61.90%) ITIL
5 23 (54.76%) Cisco Certification
5 23 (54.76%) Network Management
6 22 (52.38%) Firewall
7 21 (50.00%) Wireless
7 21 (50.00%) Network Security
8 20 (47.62%) Security Cleared
8 20 (47.62%) Network Monitoring
8 20 (47.62%) VPN
9 18 (42.86%) Broadband
9 18 (42.86%) Network Design
10 17 (40.48%) DV Cleared
11 12 (28.57%) Microsoft
12 11 (26.19%) DNS
12 11 (26.19%) LAN
13 10 (23.81%) Ethernet
14 9 (21.43%) CCNA
14 9 (21.43%) VoIP
15 8 (19.05%) DHCP
15 8 (19.05%) Change Management
15 8 (19.05%) Video Conferencing
16 7 (16.67%) Unified Communications
16 7 (16.67%) 802.1X
16 7 (16.67%) SSL
17 6 (14.29%) PSTN
17 6 (14.29%) Windows
17 6 (14.29%) IP Telephony

ISDN
Top Related IT Skills in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 6 (14.29%) Skype for Business
2 4 (9.52%) MS Exchange
3 2 (4.76%) CMS
4 1 (2.38%) Exchange Server 2010
4 1 (2.38%) Exchange Server 2013
4 1 (2.38%) SharePoint
Applications
1 3 (7.14%) MS Office
2 2 (4.76%) MS Excel
3 1 (2.38%) MS PowerPoint
Business Applications
1 1 (2.38%) Dynamics CRM
Cloud Services
1 4 (9.52%) Office 365
2 1 (2.38%) Amazon AWS
2 1 (2.38%) Virtual Private Cloud
Communications & Networking
1 29 (69.05%) WAN
2 27 (64.29%) TCP/IP
3 22 (52.38%) Firewall
4 21 (50.00%) Network Security
4 21 (50.00%) Wireless
5 20 (47.62%) VPN
6 18 (42.86%) Broadband
7 11 (26.19%) DNS
7 11 (26.19%) LAN
8 10 (23.81%) Ethernet
9 9 (21.43%) VoIP
10 8 (19.05%) DHCP
11 7 (16.67%) SSL
11 7 (16.67%) Unified Communications
12 6 (14.29%) IP Telephony
12 6 (14.29%) PSTN
13 4 (9.52%) Cisco ASA
13 4 (9.52%) Cisco Nexus
13 4 (9.52%) MPLS
13 4 (9.52%) SNMP
Database & Business Intelligence
1 4 (9.52%) SQL Server
1 4 (9.52%) SQL Server 2005
General
1 4 (9.52%) Finance
1 4 (9.52%) Telecoms
2 3 (7.14%) Financial Institution
2 3 (7.14%) Retail
3 1 (2.38%) Billing
3 1 (2.38%) Games
3 1 (2.38%) Legal
Job Titles
1 12 (28.57%) Analyst
1 12 (28.57%) Network Analyst
1 12 (28.57%) Network Engineer
2 5 (11.90%) Cisco Engineer
2 5 (11.90%) Network Support
2 5 (11.90%) Unified Communications Engineer
3 4 (9.52%) Cisco Analyst
3 4 (9.52%) Cisco Network Analyst
3 4 (9.52%) Cisco Network Engineer
4 3 (7.14%) DV Cleared Network Engineer
4 3 (7.14%) Lync Engineer
4 3 (7.14%) Senior Analyst
4 3 (7.14%) Senior Network Analyst
5 2 (4.76%) Cisco Architect
5 2 (4.76%) Cisco Support
5 2 (4.76%) Network Communications Engineer
5 2 (4.76%) Senior Cisco Analyst
5 2 (4.76%) Senior Cisco Network Analyst
5 2 (4.76%) Senior Firewall Analyst
5 2 (4.76%) Telephony Architect
Libraries, Frameworks & Software Standards
1 7 (16.67%) 802.1X
2 2 (4.76%) XMPP
3 1 (2.38%) Web Services
Miscellaneous
1 8 (19.05%) Video Conferencing
2 6 (14.29%) Data Centre
3 3 (7.14%) Equities
3 3 (7.14%) Fixed Income
3 3 (7.14%) Virtual Team
4 2 (4.76%) Cryptography
4 2 (4.76%) Informatics
4 2 (4.76%) Management Information System
4 2 (4.76%) Smartphone
4 2 (4.76%) Statistics
5 1 (2.38%) Distributed Denial-of-Service
5 1 (2.38%) RSA SecurID
5 1 (2.38%) Streaming Video
Operating Systems
1 6 (14.29%) Windows
2 5 (11.90%) Windows Server
2 5 (11.90%) Windows Server 2008
3 1 (2.38%) Linux
3 1 (2.38%) Windows Server 2003
3 1 (2.38%) Windows Server 2012
Processes & Methodologies
1 26 (61.90%) ITIL
2 23 (54.76%) Network Management
3 20 (47.62%) Network Monitoring
4 18 (42.86%) Network Design
5 8 (19.05%) Change Management
6 4 (9.52%) Asset Management
6 4 (9.52%) Disaster Recovery
7 3 (7.14%) Information Security
7 3 (7.14%) Load Balancing
7 3 (7.14%) Mentoring
8 2 (4.76%) Business Continuity
8 2 (4.76%) Business Continuity Planning
8 2 (4.76%) Capacity Management
8 2 (4.76%) Computer Security
8 2 (4.76%) Incident Management
8 2 (4.76%) Problem Management
8 2 (4.76%) Resource Management
8 2 (4.76%) Root Cause Analysis
8 2 (4.76%) Security Patching
8 2 (4.76%) Time Management
Programming Languages
1 1 (2.38%) C
Qualifications
1 23 (54.76%) Cisco Certification
2 20 (47.62%) Security Cleared
3 17 (40.48%) DV Cleared
4 9 (21.43%) CCNA
5 4 (9.52%) CCNP
6 2 (4.76%) MCITP
6 2 (4.76%) MCSE
6 2 (4.76%) MCTS
6 2 (4.76%) Microsoft Certification
6 2 (4.76%) PMI Certification
6 2 (4.76%) PMP
6 2 (4.76%) SC Cleared
7 1 (2.38%) CCSA
7 1 (2.38%) CCSE
7 1 (2.38%) CISSP
7 1 (2.38%) GIAC
Quality Assurance & Compliance
1 3 (7.14%) SLA
2 2 (4.76%) PCI DSS
System Software
1 3 (7.14%) Active Directory
1 3 (7.14%) VMware ESXi
2 2 (4.76%) Hyper-V
3 1 (2.38%) Firmware
3 1 (2.38%) VMware Infrastructure
Systems Management
1 6 (14.29%) Cisco UCCX
2 1 (2.38%) EnCase
2 1 (2.38%) Nagios
2 1 (2.38%) WSUS
Vendors
1 39 (92.86%) Cisco
2 12 (28.57%) Microsoft
3 4 (9.52%) Avaya
3 4 (9.52%) Polycom
4 3 (7.14%) F5
4 3 (7.14%) Sonus
4 3 (7.14%) VMware
5 2 (4.76%) CheckPoint
5 2 (4.76%) Citrix
5 2 (4.76%) Fortinet
5 2 (4.76%) Juniper
5 2 (4.76%) Mitel
6 1 (2.38%) Bloomberg
6 1 (2.38%) Blue Coat
6 1 (2.38%) Dell
6 1 (2.38%) HP
6 1 (2.38%) Huawei
6 1 (2.38%) Riverbed
6 1 (2.38%) Salesforce.com
6 1 (2.38%) Sophos