Integrated Service Digital Network (ISDN) South Yorkshire> Sheffield
The table below provides summary statistics for contract job vacancies advertised in Sheffield requiring ISDN skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited ISDN over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.
ISDN falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring communications or computer networking skills in Sheffield.
Contract vacancies with a requirement for communications or computer networking skills
59
61
55
As % of all contract IT jobs advertised in Sheffield
18.50%
16.09%
12.11%
Number of daily rates quoted
34
48
37
10th Percentile
£220
£259
£385
25th Percentile
£352
£430
£500
Median daily rate (50th Percentile)
£450
£517
£650
Median % change year-on-year
-12.96%
-20.46%
+44.44%
75th Percentile
£609
£588
£700
90th Percentile
£650
£647
-
South Yorkshire median daily rate
£450
£514
£525
% change year-on-year
-12.45%
-2.10%
+16.67%
Number of hourly rates quoted
0
0
1
10th Percentile
-
-
-
25th Percentile
-
-
£17.50
Median hourly rate
-
-
£20.00
Median % change year-on-year
-
-
+19.40%
75th Percentile
-
-
£22.50
90th Percentile
-
-
-
South Yorkshire median hourly rate
-
-
£10.63
% change year-on-year
-
-
-39.74%
ISDN Job Vacancy Trend in Sheffield
Job postings citing ISDN as a proportion of all IT jobs advertised in Sheffield.
ISDN Top 13 Co-occurring Skills and Capabilities in Sheffield
For the 6 months to 1 May 2025, contractor job vacancies citing ISDN also mentioned the following skills and capabilities in order of popularity.
The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Sheffield region with a requirement for ISDN.
ISDN Co-occurring Skills and Capabilities in Sheffield by Category
The follow tables expand on the table above by listing co-occurrences grouped by category.
The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:
