Period
to 14 December 2018

The following table provides summary statistics for contract job vacancies with a requirement for ISDN skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ISDN over the 6 months to 14 December 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Integrated Service Digital Network (ISDN)
UK
6 months to
14 Dec 2018
Same period 2017 Same period 2016
Rank 825 800 809
Rank change year-on-year -25 +9 +31
Contract jobs citing ISDN 78 88 80
As % of all contract IT jobs advertised in the UK 0.074% 0.085% 0.078%
As % of the Communications & Networking category 0.58% 0.63% 0.52%
Number of daily rates quoted 46 53 53
UK median daily rate £388 £395 £285
Median daily rate % change year-on-year -1.90% +38.60% -24.00%
10th Percentile £268 £214 £160
90th Percentile £538 £598 £475
UK excluding London median daily rate £400 £325 £285
% change year-on-year +23.08% +14.04% -24.00%
Number of hourly rates quoted 4 3 1
UK median hourly rate £29.00 £33.80 £26.00
Median hourly rate % change year-on-year -14.20% +30.00% +57.58%
10th Percentile £26.00 £31.90 £25.50
90th Percentile £34.59 £35.70 £26.50
UK excluding London median hourly rate £29.00 - -

ISDN is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Contract vacancies with a requirement for communications or computer networking skills 13,515 13,966 15,491
As % of all contract IT jobs advertised in the UK 12.88% 13.53% 15.03%
Number of daily rates quoted 8,156 8,606 9,423
UK median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +2.56%
10th Percentile £200 £180 £213
90th Percentile £613 £588 £575
UK excluding London median daily rate £400 £375 £375
% change year-on-year +6.67% - +0.67%
Number of hourly rates quoted 643 708 795
UK median hourly rate £20.00 £19.00 £22.50
Median hourly rate % change year-on-year +5.26% -15.56% +7.14%
10th Percentile £12.25 £11.19 £11.67
90th Percentile £48.17 £46.33 £47.50
UK excluding London median hourly rate £18.00 £19.00 £23.75
% change year-on-year -5.26% -20.00% +15.85%

ISDN
Job Vacancy Trend

Job postings citing ISDN as a percentage of all IT jobs advertised.

Job vacancy trend for ISDN in the UK

ISDN
Contractor Daily Rate Trend

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

Contractor daily rate trend for ISDN in the UK

ISDN
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing ISDN over the 6 months to 14 December 2018.

Contractor daily rate histogram for ISDN in the UK

ISDN
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for ISDN in the UK

ISDN
Top 13 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ISDN within the UK over the 6 months to 14 December 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -12 68 £350 -11.95% 16
UK excluding London -39 42 £400 +23.08% 15
London +14 35 £350 -17.65% 4
North of England -9 15 £430 +11.69% 4
South East -10 10 £346 +57.39% 2
North West -14 10 £325 -16.67% 1
South West -37 7 £288 -54.90% 4
Isle of Man +1 5 £425 - 1
Yorkshire - 5 £475 -
Scotland -14 2 £363 - 1
Wales -25 2 £388 +72.22% 1
East Midlands - 1 - - 1
Midlands - 1 - - 2

For the 6 months to 14 December 2018, IT contractor jobs citing ISDN also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for ISDN.

1 53 (67.95%) Cisco
2 42 (53.85%) LAN
3 40 (51.28%) WAN
3 40 (51.28%) Wireless
4 39 (50.00%) Cisco Certification
5 33 (42.31%) TCP/IP
5 33 (42.31%) Firewall
6 23 (29.49%) VoIP
6 23 (29.49%) Network Security
7 22 (28.21%) Juniper
7 22 (28.21%) Telecoms
8 21 (26.92%) CCNP
9 20 (25.64%) VPN
9 20 (25.64%) Cisco Nexus
10 19 (24.36%) Network Design
11 18 (23.08%) ITIL
11 18 (23.08%) MPLS
12 17 (21.79%) CCNA
13 16 (20.51%) Network Monitoring
14 15 (19.23%) Security Cleared
14 15 (19.23%) DNS
15 14 (17.95%) Ethernet
15 14 (17.95%) PBX
15 14 (17.95%) OSPF
15 14 (17.95%) BGP
15 14 (17.95%) MGCP
15 14 (17.95%) Wireshark
15 14 (17.95%) Data Centre
16 13 (16.67%) F5
16 13 (16.67%) DHCP

ISDN
Co-occurring IT Skills 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 (7.69%) CMS
2 1 (1.28%) Exchange Server 2010
2 1 (1.28%) IIS
2 1 (1.28%) MS Exchange
2 1 (1.28%) Skype for Business
Applications
1 7 (8.97%) Microsoft Excel
1 7 (8.97%) MS Visio
2 3 (3.85%) Microsoft Office
Cloud Services
1 2 (2.56%) Office 365
2 1 (1.28%) Microsoft Azure
Communications & Networking
1 42 (53.85%) LAN
2 40 (51.28%) WAN
2 40 (51.28%) Wireless
3 33 (42.31%) Firewall
3 33 (42.31%) TCP/IP
4 23 (29.49%) Network Security
4 23 (29.49%) VoIP
5 20 (25.64%) Cisco Nexus
5 20 (25.64%) VPN
6 18 (23.08%) MPLS
7 15 (19.23%) DNS
8 14 (17.95%) BGP
8 14 (17.95%) Ethernet
8 14 (17.95%) MGCP
8 14 (17.95%) OSPF
8 14 (17.95%) PBX
8 14 (17.95%) Wireshark
9 13 (16.67%) DHCP
10 12 (15.38%) Broadband
10 12 (15.38%) PSTN
Database & Business Intelligence
1 2 (2.56%) Oracle Database
Development Applications
1 2 (2.56%) Rational DOORS
1 2 (2.56%) Sonatype Nexus
2 1 (1.28%) VSS/SourceSafe
General
1 22 (28.21%) Telecoms
2 4 (5.13%) Finance
2 4 (5.13%) German Language
3 3 (3.85%) Billing
4 1 (1.28%) Back Office
4 1 (1.28%) Military
Job Titles
1 29 (37.18%) Network Engineer
2 10 (12.82%) Network Support
3 9 (11.54%) Voice Engineer
4 7 (8.97%) Analyst
4 7 (8.97%) Cisco Engineer
4 7 (8.97%) Network Analyst
5 5 (6.41%) Field Engineer
5 5 (6.41%) Network Field Engineer
5 5 (6.41%) Network Security Engineer
5 5 (6.41%) Network Specialist
5 5 (6.41%) PABX Engineer
5 5 (6.41%) Security Engineer
5 5 (6.41%) Voice Network Engineer
6 4 (5.13%) Avaya Engineer
6 4 (5.13%) Cisco Voice Engineer
6 4 (5.13%) Mitel Engineer
6 4 (5.13%) Mitel Voice Engineer
6 4 (5.13%) Network Security Specialist
6 4 (5.13%) Security Specialist
6 4 (5.13%) Unified Communications Engineer
Libraries, Frameworks & Software Standards
1 6 (7.69%) XMPP
2 5 (6.41%) 802.1X
3 1 (1.28%) LDAP
Miscellaneous
1 14 (17.95%) Data Centre
2 7 (8.97%) Analytical Skills
3 5 (6.41%) Linux Command Line
4 3 (3.85%) BYOD
4 3 (3.85%) Mobile App
4 3 (3.85%) Self-Motivation
4 3 (3.85%) Video Conferencing
5 2 (2.56%) Cyberthreat
5 2 (2.56%) Smartphone
6 1 (1.28%) Algorithms
6 1 (1.28%) Cyber Defence
6 1 (1.28%) Fat Client
6 1 (1.28%) IVR
6 1 (1.28%) NHS
6 1 (1.28%) PKI
6 1 (1.28%) Thin Client
Operating Systems
1 8 (10.26%) Windows
2 6 (7.69%) Linux
3 2 (2.56%) Unix
4 1 (1.28%) AIX
4 1 (1.28%) Mac OS X
4 1 (1.28%) Solaris
4 1 (1.28%) Windows 7
4 1 (1.28%) Windows 8
4 1 (1.28%) Windows Server
4 1 (1.28%) Windows Server 2003
Processes & Methodologies
1 19 (24.36%) Network Design
2 18 (23.08%) ITIL
3 16 (20.51%) Network Monitoring
4 11 (14.10%) Network Management
5 10 (12.82%) Problem Management
6 9 (11.54%) Migration
6 9 (11.54%) Validation
7 8 (10.26%) Load Balancing
8 7 (8.97%) Disaster Recovery
9 6 (7.69%) Incident Management
9 6 (7.69%) Service Delivery
10 5 (6.41%) Configuration Management
10 5 (6.41%) Demand Management
10 5 (6.41%) Information Security
10 5 (6.41%) Patch Management
10 5 (6.41%) Stakeholder Management
11 4 (5.13%) Capacity Planning
11 4 (5.13%) Change Control
11 4 (5.13%) Project Management
11 4 (5.13%) Service Delivery Management
Programming Languages
1 3 (3.85%) SQL
2 2 (2.56%) C
Qualifications
1 39 (50.00%) Cisco Certification
2 21 (26.92%) CCNP
3 17 (21.79%) CCNA
4 15 (19.23%) Security Cleared
5 9 (11.54%) DV Cleared
6 7 (8.97%) JNCIA
6 7 (8.97%) JNCIE
6 7 (8.97%) JNCIP
6 7 (8.97%) JNCIS
7 5 (6.41%) GIAC
8 4 (5.13%) CCNP Voice
9 3 (3.85%) CCIE
9 3 (3.85%) CCIE Routing and Switching
9 3 (3.85%) CCIE Service Provider
9 3 (3.85%) CCSP
9 3 (3.85%) Degree
9 3 (3.85%) MOS
9 3 (3.85%) SC Cleared
10 2 (2.56%) HP APS
10 2 (2.56%) ISTQB
Quality Assurance & Compliance
1 3 (3.85%) SLA
System Software
1 6 (7.69%) ProxySG
2 4 (5.13%) Active Directory
3 2 (2.56%) VMware Infrastructure
4 1 (1.28%) KVM
4 1 (1.28%) Microsoft Virtual Server
4 1 (1.28%) Virtual Servers
4 1 (1.28%) VMware ESXi
4 1 (1.28%) Xen
4 1 (1.28%) XenApp
Systems Management
1 12 (15.38%) Cisco CUCM
2 8 (10.26%) Nagios
3 6 (7.69%) Cisco UCCX
4 3 (3.85%) Cisco IPCC
Vendors
1 53 (67.95%) Cisco
2 22 (28.21%) Juniper
3 13 (16.67%) CheckPoint
3 13 (16.67%) F5
4 11 (14.10%) Avaya
4 11 (14.10%) Microsoft
5 10 (12.82%) SolarWinds
6 8 (10.26%) Oracle
6 8 (10.26%) Riverbed
7 7 (8.97%) Meraki
7 7 (8.97%) Ruckus Wireless
8 6 (7.69%) Blue Coat
9 5 (6.41%) Infoblox
9 5 (6.41%) VMware
10 4 (5.13%) Mitel
11 3 (3.85%) HP
12 2 (2.56%) EMC
12 2 (2.56%) Nokia
12 2 (2.56%) Sony
13 1 (1.28%) Red Hat