The following table provides summary statistics for contract job vacancies advertised in Swindon with a requirement for JSON skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSON over the 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JSON
Wiltshire / Swindon
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 33 33 39
Rank change year-on-year 0 +6  
Contract jobs citing JSON 8 11 2
As % of all contract IT jobs advertised in Swindon 2.40% 3.17% 0.56%
As % of the Libraries, Frameworks & Software Standards category 6.67% 11.34% 4.26%
Number of daily rates quoted 5 9 2
Median daily rate £388 £315 £357
Median daily rate % change year-on-year +23.01% -11.64%  
90% offered a daily rate of more than £332 £313 £352
10% offered a daily rate of more than £423 £327 £361
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £38.75 £29.14 £55.00
% change year-on-year +32.97% -47.01%  

JSON is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Swindon with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Swindon
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 120 97 47
As % of all contract IT job vacancies advertised in Swindon 35.93% 27.95% 13.06%
Number of daily rates quoted 86 73 37
Median daily rate £350 £338 £363
Median daily rate % change year-on-year +3.70% -6.89%  
90% offered a daily rate of more than £320 £313 £213
10% offered a daily rate of more than £540 £435 £439
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 0 2 0
Median hourly rate - £50.00 -
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

JSON
Job Vacancy Trend in Swindon

The job posting trend of jobs advertised in Swindon citing JSON as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for JSON in Swindon

JSON
Contractor Daily Rate Trend in Swindon

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JSON in Swindon.

Contractor daily rate trend for JSON in Swindon

For the 6 months to 23 June 2017, IT contractor jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Swindon region with a requirement for JSON.

1 5 (55.56%) C#
1 5 (55.56%) JavaScript
1 5 (55.56%) .NET
1 5 (55.56%) Ajax
1 5 (55.56%) RESTful
1 5 (55.56%) Sencha
1 5 (55.56%) Sencha Touch
1 5 (55.56%) Ext JS
1 5 (55.56%) AngularJS
2 4 (44.44%) Finance
2 4 (44.44%) Agile Software Development
3 3 (33.33%) SQL
4 2 (22.22%) MVC
4 2 (22.22%) TDD
4 2 (22.22%) WCF
4 2 (22.22%) Continuous Integration
4 2 (22.22%) Ember.js
4 2 (22.22%) Backbone.js
5 1 (11.11%) ATDD
5 1 (11.11%) Responsive Web Design
5 1 (11.11%) Sass
5 1 (11.11%) LESS
5 1 (11.11%) Sitecore
5 1 (11.11%) RabbitMQ
5 1 (11.11%) REST
5 1 (11.11%) CSS3
5 1 (11.11%) Continuous Improvement
5 1 (11.11%) Hadoop
5 1 (11.11%) Open Source
5 1 (11.11%) HTML5

JSON
Co-occurring IT Skills in Swindon by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (11.11%) Apache
1 1 (11.11%) BizTalk Server
Database & Business Intelligence
1 1 (11.11%) Hadoop
1 1 (11.11%) SQL Server
Development Applications
1 1 (11.11%) Cucumber
1 1 (11.11%) Jenkins
General
1 4 (44.44%) Finance
2 1 (11.11%) Banking
Job Titles
1 8 (88.89%) Developer
2 3 (33.33%) .NET Developer
3 2 (22.22%) .NET Applications Developer
3 2 (22.22%) Applications Developer
3 2 (22.22%) C# .NET Developer
3 2 (22.22%) C# Application Developer
3 2 (22.22%) C# Developer
4 1 (11.11%) BizTalk Consultant
4 1 (11.11%) BizTalk Developer
4 1 (11.11%) Consultant
4 1 (11.11%) Java Developer
4 1 (11.11%) JavaScript Developer
4 1 (11.11%) Sencha Developer
4 1 (11.11%) Sitecore Developer
Libraries, Frameworks & Software Standards
1 5 (55.56%) .NET
1 5 (55.56%) Ajax
1 5 (55.56%) AngularJS
1 5 (55.56%) Ext JS
1 5 (55.56%) RESTful
1 5 (55.56%) Sencha Touch
2 2 (22.22%) Backbone.js
2 2 (22.22%) Ember.js
2 2 (22.22%) WCF
3 1 (11.11%) ASP.NET
3 1 (11.11%) CSS3
3 1 (11.11%) HTML
3 1 (11.11%) HTML5
3 1 (11.11%) LESS
3 1 (11.11%) RabbitMQ
3 1 (11.11%) React
3 1 (11.11%) REST
3 1 (11.11%) Sass
3 1 (11.11%) Spring
3 1 (11.11%) Velocity
Miscellaneous
1 1 (11.11%) Linux Command Line
Operating Systems
1 1 (11.11%) Linux
1 1 (11.11%) Unix
Processes & Methodologies
1 4 (44.44%) Agile Software Development
2 2 (22.22%) Continuous Integration
2 2 (22.22%) MVC
2 2 (22.22%) TDD
3 1 (11.11%) ATDD
3 1 (11.11%) BDD
3 1 (11.11%) Continuous Improvement
3 1 (11.11%) Data Modelling
3 1 (11.11%) Open Source
3 1 (11.11%) Pair Programming
3 1 (11.11%) Release Management
3 1 (11.11%) Responsive Web Design
3 1 (11.11%) Scrum
3 1 (11.11%) User Stories
Programming Languages
1 5 (55.56%) C#
1 5 (55.56%) JavaScript
2 3 (33.33%) SQL
3 1 (11.11%) Java
3 1 (11.11%) Shell Script
Vendors
1 5 (55.56%) Sencha
2 1 (11.11%) Microsoft
2 1 (11.11%) Sitecore