The table below provides summary statistics for contract job vacancies advertised in London requiring JSF skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited JSF over the 6 months leading up to 7 July 2025, comparing them to the same period in the previous two years.
JSF falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills in London.
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills
3,504
4,753
6,837
As % of all contract IT jobs advertised in London
26.35%
27.05%
26.51%
Number of daily rates quoted
2,440
3,488
5,148
10th Percentile
£375
£375
£413
25th Percentile
£427
£461
£488
Median daily rate (50th Percentile)
£550
£575
£600
Median % change year-on-year
-4.35%
-4.17%
-
75th Percentile
£713
£713
£725
90th Percentile
£825
£850
£813
England median daily rate
£525
£550
£550
% change year-on-year
-4.55%
-
-4.35%
Number of hourly rates quoted
24
27
43
10th Percentile
£31.50
£16.25
£31.60
25th Percentile
£33.25
£23.80
£48.75
Median hourly rate
£48.22
£42.50
£67.50
Median % change year-on-year
+13.46%
-37.04%
+38.48%
75th Percentile
£62.81
£61.97
£75.00
90th Percentile
£81.88
£75.00
£85.85
England median hourly rate
£57.75
£58.30
£65.00
% change year-on-year
-0.94%
-10.31%
+19.82%
JSF Job Vacancy Trend in London
Job postings citing JSF as a proportion of all IT jobs advertised in London.
JSF Contractor Daily Rate Trend in London
3-month moving average daily rate quoted in jobs citing JSF in London.
JSF Contractor Hourly Rate Trend in London
3-month moving average hourly rates quoted in jobs citing JSF in London.
JSF Top 8 Co-occurring Skills and Capabilities in London
For the 6 months to 7 July 2025, contractor job vacancies citing JSF 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 London region with a requirement for JSF.
JSF Co-occurring Skills and Capabilities in London 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:
