The table below looks at the statistics for ISDN skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited ISDN over the 3 months to 25 July 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
25 Jul 2016
Same period 2015 Same period 2014
Integrated Service Digital Network (ISDN)
Rank 161 207 195
Rank change year-on-year
+46 -12
Contract jobs citing ISDN 3 4 6
As % of all contract IT jobs located in the City of London 0.088% 0.068% 0.10%
As % of the Communications & Networking category 0.57% 0.53% 0.85%
Number of daily rates quoted 2 2 6
Median daily rate £392 £425 £375
Median daily rate % change year-on-year
-7.82% +13.33%
UK excluding London median daily rate £288 £350 £325
% change year-on-year
-17.85% +7.69%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £12.38 £41.29 £25.00
% change year-on-year
-70.02% +65.16%
ISDN
London

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

Communications & Networking Category
City of London
Contract IT job ads with a match in the
Communications & Networking category
527 756 709
As % of all contract IT jobs located in the City of London 15.45% 12.76% 12.22%
Number of daily rates quoted 420 554 479
Median daily rate £469 £425 £388
Median daily rate % change year-on-year
+10.29% +9.67%
90% offered a daily rate of more than £315 £300 £235
10% offered a daily rate of more than £575 £550 £550
UK excluding London median daily rate £365 £350 £330
% change year-on-year
+4.28% +6.06%
Number of hourly rates quoted 4 29 22
Median hourly rate £22.00 £17.98 £20.50
Median hourly rate % change year-on-year
+22.35% -12.29%
UK excluding London median hourly rate £30.00 £21.53 £20.00
% change year-on-year
+39.37% +7.62%

ISDN
Jobs Demand Trend in the City of London

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

ISDN Jobs Demand Trend in the City of London

ISDN
Daily Rate Trend in the City of London

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

ISDN Daily Rate Trend in the City of London

ISDN
Hourly Rate Trend in the City of London

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

ISDN Hourly Rate Trend in the City of London

ISDN
Top 30 Related IT Skills in the City of London

For the 6 months to 25 July 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 City of London region with a requirement for ISDN.

1 8 (100.00%) Cisco
2 5 (62.50%) ITIL
3 4 (50.00%) WAN
3 4 (50.00%) DNS
3 4 (50.00%) Cisco Certification
3 4 (50.00%) Change Management
3 4 (50.00%) Wireless
3 4 (50.00%) Firewall
4 3 (37.50%) Polycom
4 3 (37.50%) Video Conferencing
4 3 (37.50%) Network Security
4 3 (37.50%) Network Management
4 3 (37.50%) Skype for Business
4 3 (37.50%) H.323
4 3 (37.50%) CCNP
4 3 (37.50%) TCP/IP
4 3 (37.50%) Microsoft
4 3 (37.50%) DHCP
4 3 (37.50%) Ethernet
4 3 (37.50%) Office 365
5 2 (25.00%) Release Management
5 2 (25.00%) LAN
5 2 (25.00%) Windows
5 2 (25.00%) C
5 2 (25.00%) MS Office
5 2 (25.00%) MS Excel
5 2 (25.00%) CRM
5 2 (25.00%) SharePoint
5 2 (25.00%) MS Exchange
5 2 (25.00%) VPN

ISDN
Top Related IT Skills in the City of 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 3 (37.50%) Skype for Business
2 2 (25.00%) MS Exchange
2 2 (25.00%) SharePoint
3 1 (12.50%) Exchange Server 2010
3 1 (12.50%) Exchange Server 2013
Applications
1 2 (25.00%) MS Excel
1 2 (25.00%) MS Office
Business Applications
1 2 (25.00%) Dynamics CRM
Cloud Services
1 3 (37.50%) Office 365
2 1 (12.50%) Amazon AWS
2 1 (12.50%) Virtual Private Cloud
Communications & Networking
1 4 (50.00%) DNS
1 4 (50.00%) Firewall
1 4 (50.00%) WAN
1 4 (50.00%) Wireless
2 3 (37.50%) DHCP
2 3 (37.50%) Ethernet
2 3 (37.50%) H.323
2 3 (37.50%) Network Security
2 3 (37.50%) TCP/IP
3 2 (25.00%) Cisco Nexus
3 2 (25.00%) Intrusion Detection
3 2 (25.00%) IPsec
3 2 (25.00%) LAN
3 2 (25.00%) MPLS
3 2 (25.00%) OSPF
3 2 (25.00%) SSL
3 2 (25.00%) Telepresence
3 2 (25.00%) VLAN
3 2 (25.00%) VPN
4 1 (12.50%) BGP
General
1 2 (25.00%) Finance
2 1 (12.50%) Financial Institution
2 1 (12.50%) Games
2 1 (12.50%) Legal
2 1 (12.50%) Retail
Job Titles
1 2 (25.00%) Analyst
1 2 (25.00%) Audio Visual Engineer
1 2 (25.00%) Network Analyst
1 2 (25.00%) Network Engineer
2 1 (12.50%) Administrator
2 1 (12.50%) Cisco Consultant
2 1 (12.50%) Cisco Engineer
2 1 (12.50%) Cisco Network Consultant
2 1 (12.50%) Cisco Network Engineer
2 1 (12.50%) Consultant
2 1 (12.50%) Information Security Administrator
2 1 (12.50%) Lync Engineer
2 1 (12.50%) Network Administrator
2 1 (12.50%) Network Consultant
2 1 (12.50%) Network Security Administrator
2 1 (12.50%) Security Administrator
2 1 (12.50%) Unified Communications Engineer
Libraries, Frameworks & Software Standards
1 1 (12.50%) 802.1X
1 1 (12.50%) Web Services
Miscellaneous
1 3 (37.50%) Video Conferencing
2 2 (25.00%) Streaming Video
3 1 (12.50%) Cryptography
3 1 (12.50%) Data Centre
3 1 (12.50%) Distributed Denial-of-Service
3 1 (12.50%) EqualLogic
3 1 (12.50%) Equities
3 1 (12.50%) Fixed Income
3 1 (12.50%) Management Information System
3 1 (12.50%) Virtual Team
Operating Systems
1 2 (25.00%) Windows
2 1 (12.50%) Linux
2 1 (12.50%) Windows Server
2 1 (12.50%) Windows Server 2003
2 1 (12.50%) Windows Server 2008
2 1 (12.50%) Windows Server 2012
Processes & Methodologies
1 5 (62.50%) ITIL
2 4 (50.00%) Change Management
3 3 (37.50%) Network Management
4 2 (25.00%) CRM
4 2 (25.00%) Information Security
4 2 (25.00%) Network Design
4 2 (25.00%) Network Monitoring
4 2 (25.00%) Release Management
4 2 (25.00%) Time Management
5 1 (12.50%) DDoS Mitigation
5 1 (12.50%) Incident Management
5 1 (12.50%) Investment Management
5 1 (12.50%) Load Balancing
5 1 (12.50%) Mentoring
5 1 (12.50%) Multi-Factor Authentication
5 1 (12.50%) Penetration Testing
5 1 (12.50%) Problem Management
5 1 (12.50%) Project Management
5 1 (12.50%) Security Patching
5 1 (12.50%) Wealth Management
Programming Languages
1 2 (25.00%) C
Qualifications
1 4 (50.00%) Cisco Certification
2 3 (37.50%) CCNP
3 1 (12.50%) CCNA
3 1 (12.50%) CCNP Voice
3 1 (12.50%) CCSA
3 1 (12.50%) CCSE
3 1 (12.50%) CISSP
3 1 (12.50%) DV Cleared
3 1 (12.50%) GIAC
3 1 (12.50%) Security Cleared
Quality Assurance & Compliance
1 1 (12.50%) PCI DSS
System Software
1 1 (12.50%) Active Directory
1 1 (12.50%) Firmware
1 1 (12.50%) VMware ESXi
1 1 (12.50%) VMware Infrastructure
Systems Management
1 1 (12.50%) EnCase
1 1 (12.50%) Nagios
1 1 (12.50%) WSUS
Vendors
1 8 (100.00%) Cisco
2 3 (37.50%) Microsoft
2 3 (37.50%) Polycom
3 2 (25.00%) NetSuite
3 2 (25.00%) Salesforce.com
4 1 (12.50%) Avaya
4 1 (12.50%) Bloomberg
4 1 (12.50%) CheckPoint
4 1 (12.50%) Dell
4 1 (12.50%) F5
4 1 (12.50%) Fortinet
4 1 (12.50%) HP
4 1 (12.50%) Infoblox
4 1 (12.50%) Riverbed
4 1 (12.50%) Sonus
4 1 (12.50%) Sophos
4 1 (12.50%) VMware