Period
to 25 May 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 25 May 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
25 May 2019
Same period 2018 Same period 2017
Rank 783 833 754
Rank change year-on-year +50 -79 +18
Contract jobs citing ISDN 67 65 81
As % of all contract IT jobs advertised in the UK 0.073% 0.064% 0.090%
As % of the Communications & Networking category 0.58% 0.48% 0.64%
Number of daily rates quoted 37 25 53
UK median daily rate £400 £375 £350
Median daily rate % change year-on-year +6.67% +7.14% +4.17%
10th Percentile £252 £176 £218
90th Percentile £554 £448 £475
UK excluding London median daily rate £425 £325 £323
% change year-on-year +30.77% +0.78% -4.30%
Number of hourly rates quoted 6 5 3
UK median hourly rate £29.09 £15.50 £24.86
Median hourly rate % change year-on-year +87.65% -37.65% -4.38%
10th Percentile £23.46 £15.25 £23.83
90th Percentile £41.88 £34.02 £25.29
UK excluding London median hourly rate £25.67 £15.50 -
% change year-on-year +65.61% - -

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 11,524 13,582 12,637
As % of all contract IT jobs advertised in the UK 12.58% 13.38% 13.98%
Number of daily rates quoted 7,129 8,396 7,724
UK median daily rate £429 £424 £412
Median daily rate % change year-on-year +1.19% +2.90% +3.00%
10th Percentile £205 £204 £208
90th Percentile £613 £600 £575
UK excluding London median daily rate £413 £390 £388
% change year-on-year +5.77% +0.65% +3.33%
Number of hourly rates quoted 544 749 731
UK median hourly rate £20.00 £19.49 £20.76
Median hourly rate % change year-on-year +2.64% -6.12% -16.98%
10th Percentile £12.00 £11.80 £11.25
90th Percentile £50.00 £47.50 £52.50
UK excluding London median hourly rate £17.50 £19.24 £19.90
% change year-on-year -9.06% -3.30% -20.40%

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 25 May 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
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing ISDN over the 6 months to 25 May 2019.

Contractor hourly rate histogram for ISDN in the UK

ISDN
Top 15 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 25 May 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 +40 55 £456 +40.38% 8
UK excluding London +38 42 £425 +30.77% 4
London +30 20 £400 -5.88% 4
North of England +28 13 £475 +46.15% 2
Midlands +17 10 £301 -
Yorkshire - 9 £475 - 1
West Midlands +7 7 £540 -
South East +10 6 £500 +81.82%
North West +17 4 £500 +53.85% 1
East Midlands +25 3 £275 -
Isle of Man +2 3 £350 -12.50%
East of England +1 3 £230 -
Wales - 3 £400 -
Northern Ireland - 2 £465 -
South West - 2 - - 2

For the 6 months to 25 May 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 33 (49.25%) Telecoms
2 31 (46.27%) Cisco
3 27 (40.30%) Cisco Certification
4 23 (34.33%) WAN
5 21 (31.34%) PBX
6 19 (28.36%) Migration
6 19 (28.36%) Firewall
7 18 (26.87%) TCP/IP
7 18 (26.87%) ITIL
8 17 (25.37%) Network Management
9 16 (23.88%) Unified Communications
9 16 (23.88%) VPN
10 14 (20.90%) PSTN
10 14 (20.90%) CCNA
10 14 (20.90%) LAN
11 13 (19.40%) VoIP
11 13 (19.40%) Wireless
11 13 (19.40%) Data Centre
12 12 (17.91%) Skype
12 12 (17.91%) Microsoft
12 12 (17.91%) Avaya
12 12 (17.91%) Skype for Business
12 12 (17.91%) Security Cleared
12 12 (17.91%) Network Design
13 11 (16.42%) Sonus
13 11 (16.42%) Juniper
13 11 (16.42%) CCNP
13 11 (16.42%) DNS
13 11 (16.42%) Validation
14 10 (14.93%) MPLS

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 12 (17.91%) Skype for Business
2 9 (13.43%) MS Exchange
3 2 (2.99%) CMS
4 1 (1.49%) Exchange Server 2010
4 1 (1.49%) IIS
4 1 (1.49%) SharePoint
Applications
1 1 (1.49%) Microsoft Office
Cloud Services
1 10 (14.93%) Office 365
2 4 (5.97%) Microsoft Azure
3 3 (4.48%) Amazon AWS
4 1 (1.49%) Amazon CloudWatch
4 1 (1.49%) Amazon EC2
4 1 (1.49%) Amazon ELB
4 1 (1.49%) Amazon S3
4 1 (1.49%) AWS Lambda
4 1 (1.49%) Cloud Computing
4 1 (1.49%) CloudFront
4 1 (1.49%) Route 53
4 1 (1.49%) Virtual Private Cloud
Communications & Networking
1 23 (34.33%) WAN
2 21 (31.34%) PBX
3 19 (28.36%) Firewall
4 18 (26.87%) TCP/IP
5 16 (23.88%) Unified Communications
5 16 (23.88%) VPN
6 14 (20.90%) LAN
6 14 (20.90%) PSTN
7 13 (19.40%) VoIP
7 13 (19.40%) Wireless
8 12 (17.91%) Skype
9 11 (16.42%) DNS
10 10 (14.93%) Cisco IOS
10 10 (14.93%) MPLS
11 9 (13.43%) IP Telephony
11 9 (13.43%) Network Security
11 9 (13.43%) SSL
11 9 (13.43%) Telepresence
12 8 (11.94%) DHCP
12 8 (11.94%) SAN
Database & Business Intelligence
1 1 (1.49%) Amazon RDS
Development Applications
1 3 (4.48%) Rational DOORS
General
1 33 (49.25%) Telecoms
2 7 (10.45%) Finance
3 5 (7.46%) Banking
4 3 (4.48%) Back Office
4 3 (4.48%) Billing
4 3 (4.48%) Investment Banking
5 1 (1.49%) Advertising
5 1 (1.49%) Local Government
Job Titles
1 15 (22.39%) Network Engineer
2 7 (10.45%) Architect
3 6 (8.96%) Analyst
3 6 (8.96%) Consultant
3 6 (8.96%) Network Analyst
4 5 (7.46%) Avaya Engineer
4 5 (7.46%) Cisco Engineer
4 5 (7.46%) Senior Network Engineer
4 5 (7.46%) Unified Communications Engineer
5 4 (5.97%) Lead Architect
5 4 (5.97%) Network Consultant
6 3 (4.48%) IT Manager
6 3 (4.48%) Migration Engineer
6 3 (4.48%) Network Specialist
6 3 (4.48%) Senior Voice Engineer
6 3 (4.48%) Senior Voice Network Engineer
6 3 (4.48%) Validation Engineer
6 3 (4.48%) Verification Engineer
6 3 (4.48%) Voice Engineer
6 3 (4.48%) Voice Network Engineer
Libraries, Frameworks & Software Standards
1 3 (4.48%) XMPP
2 1 (1.49%) LDAP
2 1 (1.49%) Regular Expression
2 1 (1.49%) Velocity
Miscellaneous
1 13 (19.40%) Data Centre
2 8 (11.94%) Analytical Skills
3 6 (8.96%) Video Conferencing
4 5 (7.46%) PKI
5 4 (5.97%) IVR
6 3 (4.48%) Cyber Defence
6 3 (4.48%) Smartphone
7 2 (2.99%) CCTV
7 2 (2.99%) Management Information System
8 1 (1.49%) CMDB
8 1 (1.49%) Fat Client
8 1 (1.49%) Thin Client
8 1 (1.49%) User Experience
8 1 (1.49%) Virtual Team
Operating Systems
1 9 (13.43%) Windows
2 3 (4.48%) Unix
3 2 (2.99%) Windows Server 2003
4 1 (1.49%) Windows 10
4 1 (1.49%) Windows Server
4 1 (1.49%) Windows Server 2008
4 1 (1.49%) Windows Server 2012
Processes & Methodologies
1 19 (28.36%) Migration
2 18 (26.87%) ITIL
3 17 (25.37%) Network Management
4 12 (17.91%) Network Design
5 11 (16.42%) Validation
6 9 (13.43%) Capacity Planning
7 8 (11.94%) Disaster Recovery
7 8 (11.94%) Network Monitoring
8 7 (10.45%) Presales
9 6 (8.96%) Customer Requirements
9 6 (8.96%) Service Delivery
10 5 (7.46%) Problem-Solving
10 5 (7.46%) Project Planning
11 4 (5.97%) Incident Management
11 4 (5.97%) Infrastructure Engineering
11 4 (5.97%) ITIL V3
12 3 (4.48%) Business Continuity
12 3 (4.48%) Requirements Management
12 3 (4.48%) Software Testing
12 3 (4.48%) Test Scripting
Programming Languages
1 4 (5.97%) SQL
2 2 (2.99%) C
Qualifications
1 27 (40.30%) Cisco Certification
2 14 (20.90%) CCNA
3 12 (17.91%) Security Cleared
4 11 (16.42%) CCNP
5 9 (13.43%) CCIE
6 7 (10.45%) DV Cleared
7 5 (7.46%) CCVP
7 5 (7.46%) MCSE
7 5 (7.46%) Microsoft Certification
7 5 (7.46%) SC Cleared
8 4 (5.97%) CCIE Routing and Switching
8 4 (5.97%) MCSA
9 3 (4.48%) CCIE Collaboration
9 3 (4.48%) CCIE Service Provider
9 3 (4.48%) CCNP Voice
9 3 (4.48%) CCSP
9 3 (4.48%) Degree
9 3 (4.48%) ISTQB
10 2 (2.99%) ISEB
10 2 (2.99%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 1 (1.49%) COBIT
1 1 (1.49%) PMO
1 1 (1.49%) QA
1 1 (1.49%) SLA
System Software
1 2 (2.99%) Active Directory
1 2 (2.99%) Firmware
1 2 (2.99%) Hyper-V
1 2 (2.99%) VMware Infrastructure
1 2 (2.99%) vSphere
1 2 (2.99%) XenApp
2 1 (1.49%) VMware ESXi
Systems Management
1 7 (10.45%) Cisco CUCM
2 6 (8.96%) Cisco Prime
3 3 (4.48%) Cisco IPCC
3 3 (4.48%) Cisco UCCX
4 2 (2.99%) SolarWinds Orion
5 1 (1.49%) Backup Exec
5 1 (1.49%) Nagios
5 1 (1.49%) NetBackup
5 1 (1.49%) OpenView
5 1 (1.49%) OVPM
5 1 (1.49%) SCCM
Vendors
1 31 (46.27%) Cisco
2 12 (17.91%) Avaya
2 12 (17.91%) Microsoft
3 11 (16.42%) Juniper
3 11 (16.42%) Sonus
4 4 (5.97%) CheckPoint
4 4 (5.97%) EMC
4 4 (5.97%) Oracle
5 3 (4.48%) Citrix
5 3 (4.48%) F5
5 3 (4.48%) Palo Alto
5 3 (4.48%) Red Box
5 3 (4.48%) SolarWinds
5 3 (4.48%) VMware
6 2 (2.99%) Barracuda Networks
6 2 (2.99%) BroadSoft
6 2 (2.99%) BT
6 2 (2.99%) Ericsson
6 2 (2.99%) Huawei
6 2 (2.99%) Mitel