JSON Job Trends in South Wales

JSON
Wales > South Wales

The table below provides summary statistics and salary benchmarking for jobs advertised in South Wales requiring JSON skills. It covers permanent job vacancies from the 6 months leading up to 17 July 2026, with comparisons to the same periods in the previous two years.

6 months to
17 Jul 2026
Same period 2025 Same period 2024
Rank 88 - 63
Rank change year-on-year - - +13
Permanent jobs citing JSON 6 0 24
As % of all permanent jobs in South Wales 0.39% - 1.73%
As % of the Libraries, Frameworks & Software Standards category 5.31% - 9.49%
Number of salaries quoted 1 0 11
10th Percentile - - -
25th Percentile £52,500 - £23,750
Median annual salary (50th Percentile) £55,000 - £40,000
Median % change year-on-year - - +47.79%
75th Percentile £57,500 - £58,750
90th Percentile - - -
Wales median annual salary £55,000 - £40,000
% change year-on-year - - +30.59%

All Software Libraries and Frameworks
South Wales

JSON falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring technical specification, industry standards, software libraries and framework skills in South Wales.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 113 64 253
As % of all permanent jobs advertised in South Wales 7.25% 12.03% 18.23%
Number of salaries quoted 92 59 215
10th Percentile £42,500 £49,500 £32,500
25th Percentile £50,468 £52,500 £42,750
Median annual salary (50th Percentile) £57,500 £60,000 £55,000
Median % change year-on-year -4.17% +9.09% +6.17%
75th Percentile £72,813 £70,000 £68,125
90th Percentile £75,000 £73,750 £77,500
Wales median annual salary £60,000 £62,500 £52,500
% change year-on-year -4.00% +19.05% +10.53%

JSON
Job Vacancy Trend in South Wales

Historical trend showing the proportion of permanent IT job postings citing JSON relative to all permanent IT jobs advertised in South Wales.

JSON job vacancy trend in South Wales

JSON
Salary Trend in South Wales

Salary distribution trend for jobs in South Wales citing JSON.

Salary distribution trend for jobs in South Wales citing JSON

JSON
Job Locations in South Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JSON within the South Wales region over the 6 months to 17 July 2026. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Cardiff - 5 - -
Newport - 1 £55,000 -
JSON
Wales

JSON
Co-Occurring Skills & Capabilities in South Wales 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:

Application Platforms
1 2 (33.33%) Apache
Cloud Services
1 2 (33.33%) npm
Communications & Networking
1 5 (83.33%) Intranet
Database & Business Intelligence
1 5 (83.33%) Relational Database
2 1 (16.67%) SQL Server
Development Applications
1 5 (83.33%) Git
2 2 (33.33%) Bower
2 2 (33.33%) Jenkins
2 2 (33.33%) JIRA
General
1 2 (33.33%) Inclusion and Diversity
Job Titles
1 6 (100.00%) Developer
1 6 (100.00%) Web Developer
2 1 (16.67%) .NET Developer
2 1 (16.67%) .NET Web Developer
2 1 (16.67%) Full-Stack .NET Developer
2 1 (16.67%) Full-Stack Developer
2 1 (16.67%) Full-Stack Web Developer
2 1 (16.67%) PHP Developer
2 1 (16.67%) PHP Web Developer
Libraries, Frameworks & Software Standards
1 6 (100.00%) XML
2 5 (83.33%) Ajax
2 5 (83.33%) CSS
2 5 (83.33%) HTML
2 5 (83.33%) jQuery
3 2 (33.33%) LESS
3 2 (33.33%) React
3 2 (33.33%) RESTful
3 2 (33.33%) Sass
3 2 (33.33%) SOAP
3 2 (33.33%) Web Services
4 1 (16.67%) .NET
4 1 (16.67%) .NET Framework
4 1 (16.67%) ASP.NET
4 1 (16.67%) ASP.NET MVC
4 1 (16.67%) Classic ASP
4 1 (16.67%) Entity Framework
4 1 (16.67%) Google Maps API
Operating Systems
1 2 (33.33%) Linux
Processes & Methodologies
1 6 (100.00%) Agile
1 6 (100.00%) Web Development
2 5 (83.33%) OO
2 5 (83.33%) OOP
2 5 (83.33%) Prototyping
2 5 (83.33%) Responsive Web Design
2 5 (83.33%) Waterfall
2 5 (83.33%) Web Design
3 3 (50.00%) MVC
4 2 (33.33%) Computer Science
5 1 (16.67%) Data Management
5 1 (16.67%) Full-Stack Development
Programming Languages
1 6 (100.00%) JavaScript
2 5 (83.33%) PHP
3 2 (33.33%) SQL
4 1 (16.67%) C#
Qualifications
1 2 (33.33%) Degree
1 2 (33.33%) Master's Degree
System Software
1 2 (33.33%) Docker
Vendors
1 1 (16.67%) Google
1 1 (16.67%) Microsoft