JSON Contract Job Trends in Essex

JSON
East of England > Essex

The table below provides summary statistics and contractor rates for jobs advertised in Essex requiring JSON skills. It covers contract job vacancies from the 6 months leading up to 18 December 2025, with comparisons to the same periods in the previous two years.

6 months to
18 Dec 2025
Same period 2024 Same period 2023
Rank 21 17 28
Rank change year-on-year -4 +11 +18
Contract jobs citing JSON 2 1 1
As % of all contract jobs in Essex 1.72% 1.16% 0.52%
As % of the Libraries, Frameworks & Software Standards category 33.33% 6.67% 1.89%
Number of daily rates quoted 2 0 1
10th Percentile £376 - -
25th Percentile £397 - £463
Median daily rate (50th Percentile) £438 - £475
Median % change year-on-year - - -18.10%
75th Percentile £472 - £488
90th Percentile £489 - -
East of England median daily rate £475 £300 £500
% change year-on-year +58.33% -40.00% -13.56%

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 6 15 53
As % of all contract IT jobs advertised in Essex 5.17% 17.44% 27.46%
Number of daily rates quoted 6 12 32
10th Percentile £394 - £300
25th Percentile £425 £213 £308
Median daily rate (50th Percentile) £463 £288 £475
Median % change year-on-year +60.87% -39.47% -8.65%
75th Percentile £506 £318 £541
90th Percentile £516 £320 £600
East of England median daily rate £500 £420 £500
% change year-on-year +19.05% -16.00% -9.09%
Number of hourly rates quoted 0 1 5
10th Percentile - - £41.74
25th Percentile - - £43.88
Median hourly rate - £20.00 £47.75
Median % change year-on-year - -58.12% -34.59%
75th Percentile - - £55.50
90th Percentile - - £55.54
East of England median hourly rate £65.00 £65.00 £50.13
% change year-on-year - +29.68% -23.18%

JSON
Job Vacancy Trend in Essex

Historical trend showing the proportion of contract IT job postings citing JSON relative to all contract IT jobs advertised in Essex.

JSON job vacancy trend in Essex

JSON
Daily Rate Trend in Essex

Contractor daily rate distribution trend for jobs in Essex citing JSON.

Contractor daily rate distribution trend for jobs in Essex citing JSON

JSON
Daily Rate Histogram in Essex

Daily rate distribution for jobs citing JSON in Essex over the 6 months to 18 December 2025.

Daily rate histogram for JSON in Essex

JSON
Hourly Rate Trend in Essex

Contractor hourly rate distribution trend for jobs in Essex citing JSON.

Contractor hourly rate distribution trend for jobs in Essex citing JSON

JSON
Contract Job Locations in Essex

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the Essex region over the 6 months to 18 December 2025. 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
Jobs
Chelmsford - 1 £375 - 4
JSON
East of England

JSON
Co-Occurring Skills & Capabilities in Essex by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Cloud Services
1 2 (100.00%) Azure
1 2 (100.00%) Microsoft 365
1 2 (100.00%) Power Automate
1 2 (100.00%) Power Platform
2 1 (50.00%) PowerApps
General
1 1 (50.00%) Finance
1 1 (50.00%) Local Government
1 1 (50.00%) Public Sector
1 1 (50.00%) Social Skills
Job Titles
1 2 (100.00%) Developer
1 2 (100.00%) Senior
1 2 (100.00%) Senior Developer
2 1 (50.00%) Applications Developer
2 1 (50.00%) Power Platform Developer
2 1 (50.00%) Senior Applications Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) HTML
2 1 (50.00%) HTML5 Canvas
Miscellaneous
1 2 (100.00%) Foreign Exchange (FX)
Processes & Methodologies
1 2 (100.00%) Clean Code
1 2 (100.00%) DevOps
2 1 (50.00%) AI
2 1 (50.00%) CI/CD
2 1 (50.00%) Continuous Improvement
2 1 (50.00%) Digital Transformation Programme
2 1 (50.00%) PRINCE2
2 1 (50.00%) Service Delivery
2 1 (50.00%) SFIA
Programming Languages
1 2 (100.00%) JavaScript
1 2 (100.00%) SQL
Qualifications
1 2 (100.00%) Microsoft Certification
2 1 (50.00%) Degree
Quality Assurance & Compliance
1 1 (50.00%) HMG Security Policy Framework
1 1 (50.00%) ISO 22301
1 1 (50.00%) ISO/IEC 20000
1 1 (50.00%) ISO/IEC 27001
Vendors
1 2 (100.00%) Microsoft