Period
to 29 July 2021

The following table provides summary statistics for contract job vacancies advertised in Yorkshire with a requirement for JSON skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSON over the 6 months to 29 July 2021 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
England > Yorkshire
6 months to
29 Jul 2021
Same period 2020 Same period 2019
Rank 88 68 71
Rank change year-on-year -20 +3 +60
Contract jobs citing JSON 40 40 127
As % of all contract jobs advertised in Yorkshire 1.71% 2.56% 3.04%
As % of the Libraries, Frameworks & Software Standards category 7.78% 10.23% 9.69%
Number of daily rates quoted 27 27 78
10th Percentile £288 £368 £400
25th Percentile £413 £394 £425
Median daily rate (50th Percentile) £450 £550 £500
Median % change year-on-year -18.18% +10.00% +11.11%
75th Percentile £525 £600 £538
90th Percentile £595 £639 £588
England median daily rate £500 £500 £500

JSON is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Yorkshire with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Yorkshire
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 514 391 1,311
As % of all contract IT jobs advertised in Yorkshire 21.95% 25.03% 31.39%
Number of daily rates quoted 375 275 911
10th Percentile £325 £313 £313
25th Percentile £399 £363 £363
Median daily rate (50th Percentile) £475 £450 £450
Median % change year-on-year +5.56% - +12.50%
75th Percentile £538 £538 £525
90th Percentile £587 £582 £550
England median daily rate £525 £500 £500
% change year-on-year +5.00% - +5.26%
Number of hourly rates quoted 9 3 9
10th Percentile " £20.95 £15.10
25th Percentile £15.04 £21.21 £16.00
Median hourly rate £26.00 £24.10 £16.86
Median % change year-on-year +7.88% +42.94% -57.85%
75th Percentile £28.00 £26.00 £45.00
90th Percentile £39.60 £26.32 £46.10
England median hourly rate £47.25 £45.00 £45.00
% change year-on-year +5.00% - +8.36%

JSON
Job Vacancy Trend in Yorkshire

Job postings citing JSON as a proportion of all IT jobs advertised in Yorkshire.

Job vacancy trend for JSON in Yorkshire

JSON
Contractor Daily Rate Trend in Yorkshire

3-month moving average daily rate quoted in jobs citing JSON in Yorkshire.

Daily rate trend for JSON in Yorkshire

JSON
Daily Rate Histogram in Yorkshire

Daily rate distribution for jobs citing JSON in Yorkshire over the 6 months to 29 July 2021.

Daily rate histogram for JSON in Yorkshire

JSON
Contractor Hourly Rate Trend in Yorkshire

3-month moving average hourly rates quoted in jobs citing JSON in Yorkshire.

Hourly rate trend for JSON in Yorkshire

JSON
Contract Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the Yorkshire region over the 6 months to 29 July 2021. 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
Job
Vacancies
West Yorkshire -15 34 £450 -14.29% 12
South Yorkshire +7 4 £529 +35.58% 3
North Yorkshire - 2 £363 - 4
JSON
England

For the 6 months to 29 July 2021, IT contractor jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Yorkshire region with a requirement for JSON.

1 18 (45.00%) REST
2 17 (42.50%) Git (software)
3 15 (37.50%) Agile Software Development
4 14 (35.00%) Finance
4 14 (35.00%) GitHub
5 13 (32.50%) Mobile App
5 13 (32.50%) SQL
5 13 (32.50%) Test Automation
6 12 (30.00%) Spring
6 12 (30.00%) JIRA
6 12 (30.00%) JavaScript
6 12 (30.00%) .NET
6 12 (30.00%) Jenkins
6 12 (30.00%) Sonatype Nexus
7 11 (27.50%) Splunk
7 11 (27.50%) Kotlin
7 11 (27.50%) Node.js
8 10 (25.00%) Confluence
8 10 (25.00%) Kanban
8 10 (25.00%) Maven
8 10 (25.00%) ASP.NET
8 10 (25.00%) Java
8 10 (25.00%) XML
8 10 (25.00%) Scrum
8 10 (25.00%) AppDynamics
8 10 (25.00%) React
8 10 (25.00%) Spring Boot
8 10 (25.00%) Slack
8 10 (25.00%) Java 8
9 9 (22.50%) Lean UX

JSON
Co-occurring IT Skills in Yorkshire 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 10 (25.00%) Confluence
2 2 (5.00%) Oracle Workflow
3 1 (2.50%) Apache
3 1 (2.50%) Cloud Foundry
3 1 (2.50%) Mule
Cloud Services
1 14 (35.00%) GitHub
2 10 (25.00%) Slack
3 8 (20.00%) Azure
4 5 (12.50%) Azure Cosmos DB
4 5 (12.50%) Azure Data Factory
4 5 (12.50%) Azure Storage
4 5 (12.50%) Azure Synapse Analytics
5 4 (10.00%) AWS
6 1 (2.50%) GCP
6 1 (2.50%) IaaS
6 1 (2.50%) npm
6 1 (2.50%) PaaS
6 1 (2.50%) SaaS
Communications & Networking
1 1 (2.50%) DNS
1 1 (2.50%) F5 BIG-IP GTM
1 1 (2.50%) FTP
1 1 (2.50%) HTTP
1 1 (2.50%) LAN
1 1 (2.50%) SAN
1 1 (2.50%) WAN
1 1 (2.50%) X.500
Database & Business Intelligence
1 6 (15.00%) Data Lake
2 5 (12.50%) Azure SQL Database
2 5 (12.50%) Delta Lake
3 2 (5.00%) PostgreSQL
3 2 (5.00%) Riak
3 2 (5.00%) SQL Server
3 2 (5.00%) SQL Server 2016
4 1 (2.50%) Big Data
4 1 (2.50%) Data Warehouse
4 1 (2.50%) MongoDB
4 1 (2.50%) NoSQL
4 1 (2.50%) RDBMS
4 1 (2.50%) Redis
4 1 (2.50%) Relational Database
4 1 (2.50%) Star Schema
Development Applications
1 17 (42.50%) Git (software)
2 12 (30.00%) Jenkins
2 12 (30.00%) JIRA
2 12 (30.00%) Sonatype Nexus
3 10 (25.00%) Maven
4 9 (22.50%) Android Studio
5 2 (5.00%) CocoaPods
5 2 (5.00%) fastlane
5 2 (5.00%) Oracle Forms
5 2 (5.00%) Visual Studio
5 2 (5.00%) Xcode
6 1 (2.50%) Babel
6 1 (2.50%) Cypress.io
6 1 (2.50%) IntelliJ
6 1 (2.50%) JUnit
6 1 (2.50%) Mockito
6 1 (2.50%) Selenium
6 1 (2.50%) SonarQube
6 1 (2.50%) Storybook
6 1 (2.50%) webpack
General
1 14 (35.00%) Finance
2 7 (17.50%) Social Skills
3 4 (10.00%) Analytical Skills
3 4 (10.00%) Influencing Skills
4 3 (7.50%) Public Sector
5 2 (5.00%) Banking
Job Titles
1 23 (57.50%) Developer
2 9 (22.50%) Android Developer
3 5 (12.50%) Data Engineer
3 5 (12.50%) Front End Developer (Client-Side Developer)
4 4 (10.00%) Designer
4 4 (10.00%) Solutions Designer
5 3 (7.50%) .NET Developer
5 3 (7.50%) Digital Designer
5 3 (7.50%) Digital Transformation
6 2 (5.00%) C# .NET Developer
6 2 (5.00%) C# Developer
6 2 (5.00%) iOS Developer
6 2 (5.00%) JavaScript Developer
6 2 (5.00%) SQL Developer
6 2 (5.00%) Web Developer
7 1 (2.50%) Data Analyst
7 1 (2.50%) Implementation Engineer
7 1 (2.50%) Java Developer
7 1 (2.50%) Mobile Applications Developer
7 1 (2.50%) Test Leader
Libraries, Frameworks & Software Standards
1 18 (45.00%) REST
2 12 (30.00%) .NET
2 12 (30.00%) Spring
3 11 (27.50%) Node.js
4 10 (25.00%) ASP.NET
4 10 (25.00%) React
4 10 (25.00%) Spring Boot
4 10 (25.00%) XML
5 8 (20.00%) .NET Framework
5 8 (20.00%) HTML
6 7 (17.50%) SOAP
7 6 (15.00%) CSS
8 5 (12.50%) .NET Core
8 5 (12.50%) ASP.NET MVC
9 4 (10.00%) Nunjucks
9 4 (10.00%) Sass
10 3 (7.50%) ASP.NET Web API
10 3 (7.50%) CSS3
10 3 (7.50%) HTML5
10 3 (7.50%) Web Services
Miscellaneous
1 13 (32.50%) Mobile App
2 9 (22.50%) User Experience
3 5 (12.50%) Data Protection Act
4 4 (10.00%) NHS
5 2 (5.00%) Greenfield Project
5 2 (5.00%) iPad
5 2 (5.00%) iPhone
6 1 (2.50%) Cloud Native
6 1 (2.50%) Reference Data
Operating Systems
1 9 (22.50%) Android
2 2 (5.00%) Apple iOS
2 2 (5.00%) Linux
2 2 (5.00%) Mac OS X
2 2 (5.00%) Windows
3 1 (2.50%) Ubuntu
Processes & Methodologies
1 15 (37.50%) Agile Software Development
2 13 (32.50%) Test Automation
3 10 (25.00%) Kanban
3 10 (25.00%) Scrum
4 9 (22.50%) Android Development
4 9 (22.50%) Lean UX
5 8 (20.00%) MVC
6 7 (17.50%) API Development
6 7 (17.50%) Mentoring
7 6 (15.00%) Data Management
7 6 (15.00%) High Availability
7 6 (15.00%) Workflow
8 5 (12.50%) Analytics
8 5 (12.50%) Data Protection
8 5 (12.50%) Disaster Recovery
8 5 (12.50%) Web Development
9 4 (10.00%) DevOps
9 4 (10.00%) GAP Analysis
9 4 (10.00%) Technical Analysis
9 4 (10.00%) Web Accessibility
Programming Languages
1 13 (32.50%) SQL
2 12 (30.00%) JavaScript
3 11 (27.50%) Kotlin
4 10 (25.00%) Java
4 10 (25.00%) Java 8
5 8 (20.00%) C#
5 8 (20.00%) Python
6 7 (17.50%) Scala
7 3 (7.50%) COBOL
7 3 (7.50%) PHP
8 2 (5.00%) Apple Swift
8 2 (5.00%) PL/SQL
8 2 (5.00%) Shell Script
8 2 (5.00%) VB.NET
8 2 (5.00%) VBA
9 1 (2.50%) Erlang
9 1 (2.50%) ES6
9 1 (2.50%) TypeScript
Qualifications
1 2 (5.00%) Degree
1 2 (5.00%) Security Cleared
2 1 (2.50%) Computer Science Degree
2 1 (2.50%) ISEB
2 1 (2.50%) ISTQB
2 1 (2.50%) Master's Degree
Quality Assurance & Compliance
1 4 (10.00%) Accessibility
1 4 (10.00%) HL7
2 3 (7.50%) WCAG
3 1 (2.50%) ISO 9000
System Software
1 1 (2.50%) Docker
Systems Management
1 2 (5.00%) Ansible
2 1 (2.50%) Nagios
2 1 (2.50%) Terraform
Vendors
1 11 (27.50%) Splunk
2 10 (25.00%) AppDynamics
3 5 (12.50%) Databricks
4 4 (10.00%) Oracle
5 2 (5.00%) Apple
5 2 (5.00%) Brio
5 2 (5.00%) Infoblox
5 2 (5.00%) OutSystems
6 1 (2.50%) F5
6 1 (2.50%) IBM