Period
to 14 November 2019

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 November 2019 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 Nov 2019
Same period 2018 Same period 2017
Rank 735 835 800
Rank change year-on-year +100 -35 +24
Contract jobs citing ISDN 78 75 96
As % of all contract IT jobs advertised in the UK 0.093% 0.072% 0.093%
As % of the Communications & Networking category 0.69% 0.55% 0.68%
Number of daily rates quoted 49 40 65
UK median daily rate £375 £369 £375
Median daily rate % change year-on-year +1.69% -1.67% +27.66%
10th Percentile £259 £269 £216
90th Percentile £488 £538 £568
UK excluding London median daily rate £319 £369 £325
% change year-on-year -13.56% +13.46% +13.04%
Number of hourly rates quoted 4 5 2
UK median hourly rate £21.25 £29.00 £33.80
Median hourly rate % change year-on-year -26.72% -14.20% +30.00%
10th Percentile £20.00 £26.00 £31.90
90th Percentile £31.46 £34.22 £35.70
UK excluding London median hourly rate £22.50 £29.00 -
% change year-on-year -22.41% - -

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 11,325 13,680 14,028
As % of all contract IT jobs advertised in the UK 13.45% 13.11% 13.62%
Number of daily rates quoted 6,793 8,227 8,557
UK median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25% -
10th Percentile £194 £200 £184
90th Percentile £600 £606 £588
UK excluding London median daily rate £400 £400 £375
% change year-on-year - +6.67% -
Number of hourly rates quoted 642 649 750
UK median hourly rate £25.68 £19.39 £19.32
Median hourly rate % change year-on-year +32.47% +0.36% -14.16%
10th Percentile £13.26 £12.25 £11.25
90th Percentile £53.75 £48.35 £47.50
UK excluding London median hourly rate £23.50 £19.00 £19.00
% change year-on-year +23.68% - -24.00%

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 November 2019.

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 November 2019. 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 +89 60 £325 -7.14% 10
UK excluding London +93 57 £319 -13.56% 7
London +69 19 £404 +7.67% 4
South East +50 15 £300 -13.36% 2
Wales +44 13 £400 +6.67%
North of England +34 13 £288 -11.54%
South West +20 9 £413 +43.48% 3
Yorkshire +36 7 £288 -
North West +1 6 £325 -
Midlands +48 4 £308 -
Scotland +37 3 £165 -54.48% 1
West Midlands - 3 £313 -
East Midlands +23 1 £281 -

For the 6 months to 14 November 2019, 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 42 (53.85%) Cisco
2 38 (48.72%) Cisco Certification
3 33 (42.31%) Telecoms
4 31 (39.74%) Windows
5 28 (35.90%) TCP/IP
6 27 (34.62%) WAN
7 25 (32.05%) ITIL
8 24 (30.77%) CCNA
8 24 (30.77%) Security Cleared
8 24 (30.77%) Skype
9 23 (29.49%) Network Management
9 23 (29.49%) LAN
10 22 (28.21%) Skype for Business
11 20 (25.64%) VPN
12 19 (24.36%) Firewall
13 17 (21.79%) Wireless
13 17 (21.79%) MPLS
14 16 (20.51%) Microsoft
14 16 (20.51%) Oracle
14 16 (20.51%) Unix
15 15 (19.23%) Validation
15 15 (19.23%) SC Cleared
16 14 (17.95%) H.323
16 14 (17.95%) DHCP
16 14 (17.95%) EMC
17 13 (16.67%) VoIP
17 13 (16.67%) SQL
17 13 (16.67%) PBX
17 13 (16.67%) Software Testing
17 13 (16.67%) Test Scripting

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 22 (28.21%) Skype for Business
2 9 (11.54%) MS Exchange
3 7 (8.97%) Exchange Server 2010
3 7 (8.97%) Exchange Server 2013
4 4 (5.13%) SharePoint
5 3 (3.85%) SharePoint Server
Applications
1 1 (1.28%) Microsoft Excel
1 1 (1.28%) Microsoft Office
1 1 (1.28%) Microsoft PowerPoint
1 1 (1.28%) MS Visio
1 1 (1.28%) Spreadsheet
Cloud Services
1 13 (16.67%) Azure
2 12 (15.38%) Office 365
3 1 (1.28%) AWS
Communications & Networking
1 28 (35.90%) TCP/IP
2 27 (34.62%) WAN
3 24 (30.77%) Skype
4 23 (29.49%) LAN
5 20 (25.64%) VPN
6 19 (24.36%) Firewall
7 17 (21.79%) MPLS
7 17 (21.79%) Wireless
8 14 (17.95%) DHCP
8 14 (17.95%) H.323
9 13 (16.67%) PBX
9 13 (16.67%) VoIP
10 12 (15.38%) DNS
11 10 (12.82%) PSTN
12 9 (11.54%) BGP
12 9 (11.54%) Unified Communications
13 8 (10.26%) Broadband
14 7 (8.97%) IP Telephony
14 7 (8.97%) Network Security
14 7 (8.97%) Wi-Fi
Database & Business Intelligence
1 7 (8.97%) SQL Server
2 1 (1.28%) DB2
2 1 (1.28%) Informix
2 1 (1.28%) Oracle Reports
Development Applications
1 12 (15.38%) Rational DOORS
General
1 33 (42.31%) Telecoms
2 9 (11.54%) Public Sector
3 5 (6.41%) Banking
3 5 (6.41%) Finance
4 2 (2.56%) Local Government
5 1 (1.28%) Electronics
5 1 (1.28%) Manufacturing
5 1 (1.28%) Marketing
Job Titles
1 23 (29.49%) Network Engineer
2 12 (15.38%) Support Engineer
3 10 (12.82%) Validation Engineer
3 10 (12.82%) Verification Engineer
4 9 (11.54%) Cisco Engineer
5 7 (8.97%) 3rd Line Engineer
5 7 (8.97%) 3rd Line Support
5 7 (8.97%) 3rd Line Support Engineer
6 6 (7.69%) Telecoms Engineer
6 6 (7.69%) Voice Engineer
7 5 (6.41%) Analyst
8 4 (5.13%) Cisco Voice Engineer
8 4 (5.13%) Consultant
8 4 (5.13%) DV Cleared Network Engineer
8 4 (5.13%) Infrastructure Analyst
8 4 (5.13%) Network Analyst
8 4 (5.13%) Network Infrastructure Analyst
8 4 (5.13%) Network Support
8 4 (5.13%) Network Support Engineer
9 3 (3.85%) Test and Validation Engineer
Miscellaneous
1 13 (16.67%) Self-Motivation
2 12 (15.38%) Cyber Defence
3 7 (8.97%) Data Centre
4 6 (7.69%) Analytical Skills
4 6 (7.69%) Smartphone
5 5 (6.41%) Video Conferencing
6 2 (2.56%) Clustering
6 2 (2.56%) Digital Signage
6 2 (2.56%) NHS
7 1 (1.28%) Data Structures
7 1 (1.28%) Handset
7 1 (1.28%) Management Information System
Operating Systems
1 31 (39.74%) Windows
2 16 (20.51%) Unix
3 9 (11.54%) Windows 10
4 8 (10.26%) Windows 7
4 8 (10.26%) Windows 8
4 8 (10.26%) Windows Server
5 3 (3.85%) Windows 2000
5 3 (3.85%) Windows NT
Processes & Methodologies
1 25 (32.05%) ITIL
2 23 (29.49%) Network Management
3 15 (19.23%) Validation
4 13 (16.67%) Black-Box Testing
4 13 (16.67%) Data Development
4 13 (16.67%) Project Delivery
4 13 (16.67%) Software Testing
4 13 (16.67%) Test Automation
4 13 (16.67%) Test Scripting
5 12 (15.38%) Requirements Management
6 10 (12.82%) Migration
7 8 (10.26%) Change Management
7 8 (10.26%) Disaster Recovery
7 8 (10.26%) Network Monitoring
7 8 (10.26%) Problem Management
8 7 (8.97%) Infrastructure Engineering
8 7 (8.97%) Network Design
9 6 (7.69%) Project Planning
9 6 (7.69%) Root Cause Analysis
9 6 (7.69%) Service Management
Programming Languages
1 13 (16.67%) SQL
2 8 (10.26%) C
Qualifications
1 38 (48.72%) Cisco Certification
2 24 (30.77%) CCNA
2 24 (30.77%) Security Cleared
3 15 (19.23%) SC Cleared
4 13 (16.67%) ISTQB
5 9 (11.54%) CCNP
6 7 (8.97%) DV Cleared
7 5 (6.41%) Degree
8 3 (3.85%) Computer Science Degree
8 3 (3.85%) ISEB
8 3 (3.85%) ISTQB Foundation Certification
9 2 (2.56%) CCIE
9 2 (2.56%) CCIE Collaboration
9 2 (2.56%) CCNP Voice
10 1 (1.28%) APMP
10 1 (1.28%) CCIP
Quality Assurance & Compliance
1 2 (2.56%) SLA
2 1 (1.28%) JSP 440
System Software
1 10 (12.82%) Active Directory
2 1 (1.28%) Hyper-V
2 1 (1.28%) Virtual Machines
2 1 (1.28%) VMware ESXi
2 1 (1.28%) VMware Infrastructure
2 1 (1.28%) vSphere
2 1 (1.28%) XenApp
Systems Management
1 11 (14.10%) Cisco CUCM
2 10 (12.82%) Cisco UCCX
3 5 (6.41%) Cisco Prime
4 1 (1.28%) Cisco CME
4 1 (1.28%) WhatsUp Gold
Vendors
1 42 (53.85%) Cisco
2 16 (20.51%) Microsoft
2 16 (20.51%) Oracle
3 14 (17.95%) EMC
4 7 (8.97%) Avaya
5 6 (7.69%) Juniper
6 5 (6.41%) CheckPoint
6 5 (6.41%) SolarWinds
7 4 (5.13%) Meraki
7 4 (5.13%) Polycom
7 4 (5.13%) Sybase
8 3 (3.85%) BT
8 3 (3.85%) Huawei
8 3 (3.85%) VMware
9 2 (2.56%) Citrix
9 2 (2.56%) Mitel
9 2 (2.56%) Sonus
10 1 (1.28%) Blue Coat
10 1 (1.28%) Remedy
10 1 (1.28%) SAP