JSON
East of England > Essex
The table below provides summary statistics for contract job vacancies advertised in Essex requiring JSON skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited JSON over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.
6 months to 1 May 2025 |
Same period 2024 | Same period 2023 | |
---|---|---|---|
Rank | 19 | 31 | 34 |
Rank change year-on-year | +12 | +3 | +9 |
Contract jobs citing JSON | 1 | 1 | 2 |
As % of all contract jobs advertised in Essex | 1.25% | 0.45% | 0.84% |
As % of the Libraries, Frameworks & Software Standards category | 7.14% | 1.96% | 3.45% |
Number of daily rates quoted | 0 | 1 | 0 |
Median daily rate (50th Percentile) | - | £475 | - |
East of England median daily rate | £300 | £523 | £475 |
% change year-on-year | -42.58% | +10.00% | -9.52% |
All Software Libraries and Frameworks
Essex
JSON 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 Essex.
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills | 14 | 51 | 58 |
As % of all contract IT jobs advertised in Essex | 17.50% | 22.97% | 24.27% |
Number of daily rates quoted | 11 | 35 | 31 |
10th Percentile | £315 | £325 | £464 |
25th Percentile | £318 | £444 | £500 |
Median daily rate (50th Percentile) | £325 | £500 | £514 |
Median % change year-on-year | -35.00% | -2.72% | -6.55% |
75th Percentile | £400 | £563 | £583 |
90th Percentile | £438 | £599 | £650 |
East of England median daily rate | £500 | £499 | £520 |
% change year-on-year | +0.25% | -4.09% | +4.00% |
Number of hourly rates quoted | 0 | 1 | 3 |
10th Percentile | - | - | £31.05 |
25th Percentile | - | - | £43.88 |
Median hourly rate | - | £40.31 | £65.50 |
Median % change year-on-year | - | -38.46% | -7.00% |
75th Percentile | - | - | £86.91 |
90th Percentile | - | - | £99.60 |
East of England median hourly rate | £80.68 | £43.00 | £65.00 |
% change year-on-year | +87.62% | -33.85% | +32.65% |
JSON
Job Vacancy Trend in Essex
Job postings citing JSON as a proportion of all IT jobs advertised in Essex.

JSON
Contractor Daily Rate Trend in Essex
3-month moving average daily rate quoted in jobs citing JSON in Essex.
JSON
Contractor Hourly Rate Trend in Essex
3-month moving average hourly rates quoted in jobs citing JSON in Essex.
JSON
Co-occurring Skills and Capabilities in Essex 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:
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