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 16 January 2017 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
16 Jan 2017
Same period 2016 Same period 2015
Integrated Service Digital Network (ISDN)
England / London
Rank 389 383 404
Rank change year-on-year
-6 +21
Contract jobs citing ISDN 15 15 4
As % of all contract IT jobs located in London 0.077% 0.073% 0.019%
As % of the Communications & Networking category 0.61% 0.58% 0.14%
Number of daily rates quoted 11 14 0
Median daily rate £275 £375 -
Median daily rate % change year-on-year
-26.66% -
UK excluding London median daily rate £285 £288 £250
% change year-on-year
-0.86% +15.00%
Number of hourly rates quoted 0 1 0
Median hourly rate - £22.00 -
UK excluding London median hourly rate - £16.50 -

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
2461 2607 2767
As % of all contract IT jobs located in London 12.70% 12.70% 13.09%
Number of daily rates quoted 1655 1703 1854
Median daily rate £438 £425 £388
Median daily rate % change year-on-year
+2.94% +9.67%
90% offered a daily rate of more than £275 £255 £230
10% offered a daily rate of more than £575 £600 £525
UK excluding London median daily rate £370 £375 £350
% change year-on-year
-1.33% +7.14%
Number of hourly rates quoted 56 77 69
Median hourly rate £47.00 £26.00 £18.70
Median hourly rate % change year-on-year
+80.76% +39.03%
90% offered a hourly rate of more than £15.50 £16.00 £13.57
10% offered a hourly rate of more than £55.00 £50.00 £30.00
UK excluding London median hourly rate £26.58 £30.00 £23.75
% change year-on-year
-11.41% +26.31%

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 16 January 2017.

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 16 January 2017. 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 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 -8 3 £169 -59.15% 1
Lewisham - 1 £275 -
ISDN
England

ISDN
Top 30 Related IT Skills in London

For the 6 months to 16 January 2017, 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 28 (77.78%) Cisco
2 22 (61.11%) Microsoft
3 14 (38.89%) LAN
3 14 (38.89%) VoIP
3 14 (38.89%) WAN
4 13 (36.11%) DNS
4 13 (36.11%) Firewall
5 12 (33.33%) Windows
6 11 (30.56%) ITIL
6 11 (30.56%) TCP/IP
6 11 (30.56%) DHCP
6 11 (30.56%) Ethernet
6 11 (30.56%) Unified Communications
7 10 (27.78%) Skype for Business
7 10 (27.78%) Video Conferencing
8 9 (25.00%) SSL
8 9 (25.00%) MS Office
8 9 (25.00%) Wireless
9 8 (22.22%) Change Management
9 8 (22.22%) Skype
9 8 (22.22%) 802.1X
9 8 (22.22%) Windows Server
10 7 (19.44%) Cisco Nexus
10 7 (19.44%) Finance
10 7 (19.44%) Smartphone
10 7 (19.44%) MS Exchange
10 7 (19.44%) Active Directory
10 7 (19.44%) Citrix
10 7 (19.44%) Cisco Certification
11 6 (16.67%) MGCP

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 10 (27.78%) Skype for Business
2 7 (19.44%) MS Exchange
3 2 (5.56%) CMS
3 2 (5.56%) Exchange Server 2010
4 1 (2.78%) Apache
4 1 (2.78%) Blackberry Enterprise Server
4 1 (2.78%) IIS
Applications
1 9 (25.00%) MS Office
2 5 (13.89%) MS Excel
3 1 (2.78%) MS PowerPoint
Cloud Services
1 6 (16.67%) Office 365
2 3 (8.33%) Amazon AWS
2 3 (8.33%) Virtual Private Cloud
3 1 (2.78%) Mimecast
3 1 (2.78%) SaaS
Communications & Networking
1 14 (38.89%) LAN
1 14 (38.89%) VoIP
1 14 (38.89%) WAN
2 13 (36.11%) DNS
2 13 (36.11%) Firewall
3 11 (30.56%) DHCP
3 11 (30.56%) Ethernet
3 11 (30.56%) TCP/IP
3 11 (30.56%) Unified Communications
4 9 (25.00%) SSL
4 9 (25.00%) Wireless
5 8 (22.22%) Skype
6 7 (19.44%) Cisco Nexus
7 6 (16.67%) MGCP
7 6 (16.67%) Network Security
7 6 (16.67%) PBX
7 6 (16.67%) PSTN
8 5 (13.89%) MPLS
8 5 (13.89%) OSPF
8 5 (13.89%) VPN
Database & Business Intelligence
1 4 (11.11%) SQL Server
1 4 (11.11%) SQL Server 2005
2 1 (2.78%) MySQL
General
1 7 (19.44%) Finance
2 3 (8.33%) Financial Institution
2 3 (8.33%) Retail
3 2 (5.56%) Legal
4 1 (2.78%) Banking
4 1 (2.78%) Billing
4 1 (2.78%) Corporate Banking
4 1 (2.78%) Games
4 1 (2.78%) Local Government
4 1 (2.78%) Telecoms
Job Titles
1 8 (22.22%) Network Engineer
1 8 (22.22%) Unified Communications Engineer
2 6 (16.67%) Cisco Engineer
3 5 (13.89%) Cisco Network Engineer
3 5 (13.89%) Lync Engineer
4 4 (11.11%) Administrator
4 4 (11.11%) Architect
4 4 (11.11%) Audio Visual Technician
5 3 (8.33%) Analyst
5 3 (8.33%) Information Security Administrator
5 3 (8.33%) Network Administrator
5 3 (8.33%) Network Security Administrator
5 3 (8.33%) Security Administrator
5 3 (8.33%) Telephony Architect
6 2 (5.56%) Cisco Architect
6 2 (5.56%) Cisco Solutions Architect
6 2 (5.56%) Infrastructure Engineer
6 2 (5.56%) Network Communications Engineer
6 2 (5.56%) Solutions Architect
6 2 (5.56%) Support Engineer
Libraries, Frameworks & Software Standards
1 8 (22.22%) 802.1X
2 3 (8.33%) Web Services
3 2 (5.56%) XMPP
4 1 (2.78%) RFC 2833
Miscellaneous
1 10 (27.78%) Video Conferencing
2 7 (19.44%) Smartphone
3 6 (16.67%) Data Centre
4 5 (13.89%) Management Information System
4 5 (13.89%) Virtual Team
5 3 (8.33%) Distributed Denial-of-Service
5 3 (8.33%) Equities
5 3 (8.33%) Fixed Income
6 2 (5.56%) Cryptography
6 2 (5.56%) IVR
6 2 (5.56%) Statistics
7 1 (2.78%) Blackberry
7 1 (2.78%) RSA SecurID
Operating Systems
1 12 (33.33%) Windows
2 8 (22.22%) Windows Server
3 5 (13.89%) Linux
3 5 (13.89%) Windows Server 2008
4 3 (8.33%) Unix
4 3 (8.33%) Windows Server 2012
5 2 (5.56%) Red Hat Enterprise Linux
6 1 (2.78%) Android
6 1 (2.78%) Windows 7
Processes & Methodologies
1 11 (30.56%) ITIL
2 8 (22.22%) Change Management
3 6 (16.67%) Information Security
4 5 (13.89%) Disaster Recovery
4 5 (13.89%) Load Balancing
4 5 (13.89%) Mentoring
4 5 (13.89%) Project Management
5 4 (11.11%) Asset Management
5 4 (11.11%) Network Management
5 4 (11.11%) Service Delivery
6 3 (8.33%) DDoS Mitigation
6 3 (8.33%) E-Discovery
6 3 (8.33%) Incident Management
6 3 (8.33%) Multi-Factor Authentication
6 3 (8.33%) Network Design
6 3 (8.33%) Network Monitoring
6 3 (8.33%) Penetration Testing
6 3 (8.33%) Problem Management
7 2 (5.56%) Matrix Management
7 2 (5.56%) Security Patching
Programming Languages
1 1 (2.78%) SQL
Qualifications
1 7 (19.44%) Cisco Certification
2 4 (11.11%) CCNP
3 3 (8.33%) CCNA
3 3 (8.33%) Microsoft Certification
4 2 (5.56%) MCITP
4 2 (5.56%) MCSE
4 2 (5.56%) MCTS
4 2 (5.56%) PMI Certification
4 2 (5.56%) PMP
4 2 (5.56%) SC Cleared
4 2 (5.56%) Security Cleared
5 1 (2.78%) CCSA
5 1 (2.78%) CCSE
5 1 (2.78%) CISSP
5 1 (2.78%) GIAC
5 1 (2.78%) ITIL Certification
Quality Assurance & Compliance
1 3 (8.33%) PCI DSS
2 1 (2.78%) SLA
System Software
1 7 (19.44%) Active Directory
2 4 (11.11%) Hyper-V
3 3 (8.33%) Firmware
4 2 (5.56%) VMware ESXi
5 1 (2.78%) Microsoft Virtual Server
5 1 (2.78%) ProxySG
5 1 (2.78%) Virtual Servers
5 1 (2.78%) VMware Infrastructure
5 1 (2.78%) vSphere
Systems Management
1 5 (13.89%) Cisco UCCX
2 3 (8.33%) EnCase
2 3 (8.33%) Nagios
3 2 (5.56%) Foglight
3 2 (5.56%) WSUS
4 1 (2.78%) AirWatch
4 1 (2.78%) Cisco CME
4 1 (2.78%) Cisco CUCM
Vendors
1 28 (77.78%) Cisco
2 22 (61.11%) Microsoft
3 7 (19.44%) Citrix
4 6 (16.67%) Sonus
5 5 (13.89%) Polycom
5 5 (13.89%) VMware
6 4 (11.11%) Avaya
6 4 (11.11%) CheckPoint
6 4 (11.11%) F5
7 3 (8.33%) Infoblox
7 3 (8.33%) Riverbed
8 2 (5.56%) Aruba
8 2 (5.56%) Dell
8 2 (5.56%) Dell KACE
8 2 (5.56%) Fortinet
8 2 (5.56%) Juniper
8 2 (5.56%) Mitel
8 2 (5.56%) Palo Alto
8 2 (5.56%) Red Hat
8 2 (5.56%) Ruckus Wireless