Period
to 22 October 2018

The following table provides summary statistics for contract job vacancies advertised in Wales 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 22 October 2018 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
UK > Wales
6 months to
22 Oct 2018
Same period 2017 Same period 2016
Rank 85 64 52
Rank change year-on-year -21 -12 +57
Contract jobs citing JSON 27 26 53
As % of all contract IT jobs advertised in Wales 1.66% 2.27% 3.89%
As % of the Libraries, Frameworks & Software Standards category 4.95% 6.95% 14.36%
Number of daily rates quoted 23 18 32
Wales median daily rate £400 £425 £475
Median daily rate % change year-on-year -5.88% -10.53% +26.67%
10th Percentile £365 £309 £326
90th Percentile £587 £477 £594
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 0 0 0
Wales median hourly rate - - -
UK median hourly rate £35.00 £45.00 £42.50
% change year-on-year -22.22% +5.88% +21.43%

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 Wales with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Wales
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 545 374 369
As % of all contract IT jobs advertised in Wales 33.60% 32.72% 27.05%
Number of daily rates quoted 407 270 269
Wales median daily rate £420 £400 £425
Median daily rate % change year-on-year +5.00% -5.88% +13.33%
10th Percentile £321 £260 £293
90th Percentile £560 £538 £563
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 2 2 1
Wales median hourly rate £21.75 £21.57 £21.50
Median hourly rate % change year-on-year +0.81% +0.33% -27.12%
UK median hourly rate £41.61 £40.00 £37.50
% change year-on-year +4.03% +6.67% -

JSON
Job Vacancy Trend in Wales

Job postings citing JSON as a percentage of all IT jobs advertised in Wales.

Job vacancy trend for JSON in Wales

JSON
Contractor Daily Rate Trend in Wales

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

Contractor daily rate trend for JSON in Wales

JSON
Contractor Daily Rate Histogram in Wales

The daily rate distribution of IT jobs citing JSON in Wales over the 6 months to 22 October 2018.

Contractor daily rate histogram for JSON in Wales

JSON
Contract Job Locations in Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the Wales region over the 6 months to 22 October 2018. 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
South Wales -26 24 £400 -4.19% 5
North Wales +1 1 £388 -13.89%
JSON
UK

For the 6 months to 22 October 2018, 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 Wales region with a requirement for JSON.

1 18 (66.67%) SOAP
2 16 (59.26%) Agile Software Development
3 14 (51.85%) XML
3 14 (51.85%) Java
4 12 (44.44%) Git (software)
5 11 (40.74%) REST
5 11 (40.74%) HTML
5 11 (40.74%) CSS
6 10 (37.04%) AngularJS
6 10 (37.04%) DevOps
7 8 (29.63%) C#
7 8 (29.63%) .NET
7 8 (29.63%) Python
8 7 (25.93%) Linux
8 7 (25.93%) JBoss
8 7 (25.93%) SQL Server
8 7 (25.93%) Ant
8 7 (25.93%) Maven
8 7 (25.93%) Scrum
8 7 (25.93%) CSS3
8 7 (25.93%) Node.js
8 7 (25.93%) HTML5
8 7 (25.93%) npm
9 6 (22.22%) Sonatype Nexus
9 6 (22.22%) Test Automation
9 6 (22.22%) RESTful
9 6 (22.22%) Unit Testing
9 6 (22.22%) Ansible
9 6 (22.22%) Continuous Delivery
9 6 (22.22%) Rundeck

JSON
Co-occurring IT Skills in Wales 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 7 (25.93%) JBoss
2 2 (7.41%) Apache ServiceMix
2 2 (7.41%) CMS
2 2 (7.41%) Mule
2 2 (7.41%) Mule ESB
2 2 (7.41%) Sitecore CMS
3 1 (3.70%) Anypoint
3 1 (3.70%) Tomcat
Cloud Services
1 7 (25.93%) npm
2 4 (14.81%) Microsoft Azure
3 1 (3.70%) Amazon AWS
Communications & Networking
1 5 (18.52%) HTTP
Database & Business Intelligence
1 7 (25.93%) SQL Server
2 2 (7.41%) Hadoop
3 1 (3.70%) Big Data
3 1 (3.70%) NoSQL
3 1 (3.70%) Oracle Database
3 1 (3.70%) Oracle Database 12c
3 1 (3.70%) RDBMS
3 1 (3.70%) Relational Database
Development Applications
1 12 (44.44%) Git (software)
2 7 (25.93%) Ant
2 7 (25.93%) Maven
3 6 (22.22%) Jenkins
3 6 (22.22%) Selenium
3 6 (22.22%) Sonatype Nexus
4 4 (14.81%) Subversion
5 3 (11.11%) SpecFlow
5 3 (11.11%) Visual Studio
5 3 (11.11%) Visual Studio Team System
5 3 (11.11%) WebDriver
6 1 (3.70%) ER Studio
6 1 (3.70%) ERwin
6 1 (3.70%) JUnit
6 1 (3.70%) PowerDesigner
General
1 3 (11.11%) Marketing
2 1 (3.70%) Back Office
2 1 (3.70%) Banking
2 1 (3.70%) Investment Banking
Job Titles
1 16 (59.26%) Developer
2 6 (22.22%) Front End Developer (Client-Side Developer)
3 4 (14.81%) .NET Developer
3 4 (14.81%) Angular Developer
3 4 (14.81%) Build Engineer
4 3 (11.11%) Architect
4 3 (11.11%) Automation Tester
4 3 (11.11%) Deployment Engineer
4 3 (11.11%) DevOps Engineer
4 3 (11.11%) Tester
5 2 (7.41%) Data Architect
5 2 (7.41%) Developer in Test
5 2 (7.41%) Linux Engineer
5 2 (7.41%) MuleSoft Developer
5 2 (7.41%) Software Developer
5 2 (7.41%) Software Tester
5 2 (7.41%) Test Automation Developer
6 1 (3.70%) C# .NET Developer
6 1 (3.70%) Linux/Unix DevOps
6 1 (3.70%) Unix Linux Engineer
Libraries, Frameworks & Software Standards
1 18 (66.67%) SOAP
2 14 (51.85%) XML
3 11 (40.74%) CSS
3 11 (40.74%) HTML
3 11 (40.74%) REST
4 10 (37.04%) AngularJS
5 8 (29.63%) .NET
6 7 (25.93%) CSS3
6 7 (25.93%) HTML5
6 7 (25.93%) Node.js
7 6 (22.22%) .NET Framework
7 6 (22.22%) RESTful
7 6 (22.22%) WSDL
8 5 (18.52%) jQuery
9 3 (11.11%) ASP.NET MVC
9 3 (11.11%) Aurelia
9 3 (11.11%) Entity Framework
9 3 (11.11%) LESS
9 3 (11.11%) React
9 3 (11.11%) WCF
Miscellaneous
1 1 (3.70%) Greenfield Project
1 1 (3.70%) Mobile App
1 1 (3.70%) Reference Data
Operating Systems
1 7 (25.93%) Linux
2 6 (22.22%) Unix
3 1 (3.70%) Windows
Processes & Methodologies
1 16 (59.26%) Agile Software Development
2 10 (37.04%) DevOps
3 7 (25.93%) Scrum
4 6 (22.22%) Continuous Delivery
4 6 (22.22%) Front End Development
4 6 (22.22%) SOA
4 6 (22.22%) Test Automation
4 6 (22.22%) Unit Testing
5 5 (18.52%) Continuous Integration
5 5 (18.52%) TDD
6 4 (14.81%) Configuration Management
6 4 (14.81%) MVC
7 3 (11.11%) API Testing
7 3 (11.11%) Exploratory Testing
7 3 (11.11%) Functional Testing
7 3 (11.11%) Kanban
7 3 (11.11%) Non-Functional Testing
7 3 (11.11%) Project Management
7 3 (11.11%) SDET
8 2 (7.41%) Metadata Management
Programming Languages
1 14 (51.85%) Java
2 8 (29.63%) C#
2 8 (29.63%) Python
3 5 (18.52%) JavaScript
4 3 (11.11%) TypeScript
5 2 (7.41%) Bash Shell
5 2 (7.41%) SQL
6 1 (3.70%) R
6 1 (3.70%) Scala
Qualifications
1 4 (14.81%) Security Cleared
System Software
1 5 (18.52%) Postfix
2 1 (3.70%) Active Directory
Systems Management
1 6 (22.22%) Ansible
1 6 (22.22%) Rundeck
2 1 (3.70%) Single Sign-On
Vendors
1 3 (11.11%) Microsoft
2 2 (7.41%) Cloudera
2 2 (7.41%) MuleSoft
2 2 (7.41%) Sitecore
3 1 (3.70%) Google
3 1 (3.70%) Oracle