The following table provides summary statistics for contract job vacancies advertised in Salford 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 March 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
JSON
Manchester / Salford
Rank - 12 -
Contract jobs citing JSON 0 7 0
As % of all contract IT jobs advertised in Salford - 17.07% -
As % of the Libraries, Frameworks & Software Standards category - 20.00% -
Number of daily rates quoted 0 7 0
Median daily rate - £425 -
UK excluding London median daily rate £413 £375 £350
% change year-on-year +10.00% +7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.50 £55.00 £37.50
% change year-on-year -33.63% +46.66%  

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 Salford with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Salford
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 46 35 8
As % of all contract IT job vacancies advertised in Salford 59.74% 85.37% 34.78%
Number of daily rates quoted 43 28 5
Median daily rate £425 £425 £375
Median daily rate % change year-on-year - +13.33%  
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

JSON
Job Vacancy Trend in Salford

The job posting trend of jobs advertised in Salford 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 Salford

JSON
Contractor Daily Rate Trend in Salford

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

Contractor daily rate trend for JSON in Salford

JSON
Top 30 Related IT Skills in Salford

For the 6 months to 23 March 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 Salford region with a requirement for JSON.

1 4 (100.00%) Web Services
1 4 (100.00%) Software Engineering
1 4 (100.00%) Git (software)
1 4 (100.00%) Agile Software Development
1 4 (100.00%) BDD
1 4 (100.00%) REST
2 3 (75.00%) High Availability
2 3 (75.00%) Twitter
2 3 (75.00%) NoSQL
2 3 (75.00%) TDD
2 3 (75.00%) Amazon AWS
2 3 (75.00%) RESTful
2 3 (75.00%) Scala
2 3 (75.00%) HTTP
2 3 (75.00%) Scrum
2 3 (75.00%) XML
2 3 (75.00%) XSLT
2 3 (75.00%) Linux
2 3 (75.00%) Java
2 3 (75.00%) SQL
2 3 (75.00%) JUnit
3 2 (50.00%) Performance Tuning
4 1 (25.00%) React
4 1 (25.00%) React Native
4 1 (25.00%) ES6
4 1 (25.00%) Pixi.js
4 1 (25.00%) Agile Project Management
4 1 (25.00%) AngularJS
4 1 (25.00%) Mobile App
4 1 (25.00%) Apache Cordova

JSON
Top Related IT Skills in Salford 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:

Cloud Services
1 3 (75.00%) Amazon AWS
Communications & Networking
1 3 (75.00%) HTTP
Database & Business Intelligence
1 3 (75.00%) NoSQL
Development Applications
1 4 (100.00%) Git (software)
2 3 (75.00%) JUnit
3 1 (25.00%) JIRA
General
1 1 (25.00%) Games
Job Titles
1 4 (100.00%) Software Engineer
2 3 (75.00%) Scala Software Engineer
3 1 (25.00%) Android Engineer
3 1 (25.00%) Android Software Engineer
3 1 (25.00%) AWS Engineer
3 1 (25.00%) AWS Software Engineer
3 1 (25.00%) Java Engineer
3 1 (25.00%) Java Scala Software Engineer
3 1 (25.00%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 4 (100.00%) REST
1 4 (100.00%) Web Services
2 3 (75.00%) RESTful
2 3 (75.00%) XML
2 3 (75.00%) XSLT
3 1 (25.00%) AngularJS
3 1 (25.00%) Apache Cordova
3 1 (25.00%) Pixi.js
3 1 (25.00%) React
3 1 (25.00%) React Native
3 1 (25.00%) WebGL
Miscellaneous
1 1 (25.00%) 3D Graphics
1 1 (25.00%) Mobile App
1 1 (25.00%) Mobile Games
Operating Systems
1 3 (75.00%) Linux
2 1 (25.00%) Android
Processes & Methodologies
1 4 (100.00%) Agile Software Development
1 4 (100.00%) BDD
1 4 (100.00%) Software Engineering
2 3 (75.00%) High Availability
2 3 (75.00%) Scrum
2 3 (75.00%) TDD
3 2 (50.00%) Performance Tuning
4 1 (25.00%) 3D Programming
4 1 (25.00%) Agile Project Management
4 1 (25.00%) Android Development
4 1 (25.00%) Game Development
4 1 (25.00%) OOP
4 1 (25.00%) Project Management
Programming Languages
1 3 (75.00%) Java
1 3 (75.00%) Scala
1 3 (75.00%) SQL
2 1 (25.00%) ES6
2 1 (25.00%) JavaScript
Quality Assurance & Compliance
1 1 (25.00%) QA
Vendors
1 3 (75.00%) Twitter
Salford, Lancashire
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