The following table provides summary statistics for contract job vacancies advertised in South Wales with a requirement for REST skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited REST over the 3 months to 29 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.

Representational State Transfer (REST)
Wales > South Wales
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 55 42 28
Rank change year-on-year -13 -14  
Contract jobs citing REST 2 10 40
As % of all contract IT jobs advertised in South Wales 0.38% 2.09% 6.91%
As % of the Libraries, Frameworks & Software Standards category 1.46% 8.06% 20.00%
Number of daily rates quoted 1 10 34
South Wales median daily rate £260 £500 £428
Median daily rate % change year-on-year -48.00% +16.95%  
10th Percentile £230 £364 £375
90th Percentile £290 £575 £450
Wales median daily rate £405 £500 £425
% change year-on-year -19.00% +17.64%  
Number of hourly rates quoted 0 0 0
South Wales median hourly rate - - -
Wales median hourly rate - - £55.00

REST 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 South Wales with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
South Wales
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 137 124 200
As % of all contract IT job vacancies advertised in South Wales 25.85% 25.94% 34.54%
Number of daily rates quoted 446 320 831
South Wales median daily rate £370 £400 £375
Median daily rate % change year-on-year -7.50% +6.66%  
10th Percentile £294 £275 £215
90th Percentile £463 £513 £450
Wales median daily rate £370 £400 £375
% change year-on-year -7.50% +6.66%  
Number of hourly rates quoted 2 1 0
South Wales median hourly rate £18.14 £41.50 -
Median hourly rate % change year-on-year -56.28% -  
Wales median hourly rate £18.14 £41.50 £55.00
% change year-on-year -56.28% -24.54%  

REST
Job Vacancy Trend in South Wales

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

Job vacancy trend for REST in South Wales

REST
Contractor Daily Rate Trend in South Wales

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

Contractor daily rate trend for REST in South Wales

REST
Contract Job Locations in South Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing REST within the South Wales region over the 3 months to 29 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cardiff -10 2 £260 -48.00%
REST
Wales

For the 6 months to 29 June 2017, IT contractor jobs citing REST 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 South Wales region with a requirement for REST.

1 14 (87.50%) Java
2 12 (75.00%) Agile Software Development
3 11 (68.75%) Linux
4 10 (62.50%) Microservices
4 10 (62.50%) Dropwizard
4 10 (62.50%) Continuous Deployment
5 9 (56.25%) Scrum
5 9 (56.25%) Spring
5 9 (56.25%) RESTful
5 9 (56.25%) MongoDB
6 8 (50.00%) Software Engineering
6 8 (50.00%) HTML
7 7 (43.75%) JSON
7 7 (43.75%) Test Automation
7 7 (43.75%) DevOps
8 6 (37.50%) Relational Database
8 6 (37.50%) Kafka
8 6 (37.50%) JAX-RS
8 6 (37.50%) Spring Boot
8 6 (37.50%) Neo4j
8 6 (37.50%) HTTP
8 6 (37.50%) Mac OS X
8 6 (37.50%) Configuration Management
8 6 (37.50%) Unix
8 6 (37.50%) Hibernate
9 5 (31.25%) Web Design
9 5 (31.25%) Responsive Web Design
9 5 (31.25%) iXBRL
9 5 (31.25%) Cucumber
10 4 (25.00%) BDD

REST
Co-occurring IT Skills in South 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 1 (6.25%) Apache
1 1 (6.25%) SharePoint
1 1 (6.25%) SharePoint 2013
Communications & Networking
1 6 (37.50%) HTTP
Database & Business Intelligence
1 9 (56.25%) MongoDB
2 6 (37.50%) Neo4j
2 6 (37.50%) Relational Database
3 3 (18.75%) Apache Cassandra
3 3 (18.75%) NoSQL
4 1 (6.25%) MySQL
Development Applications
1 5 (31.25%) Cucumber
2 3 (18.75%) Jenkins
3 2 (12.50%) gulp
4 1 (6.25%) Babel
4 1 (6.25%) Grunt
4 1 (6.25%) Jasmine
4 1 (6.25%) Mocha
4 1 (6.25%) WebDriver
4 1 (6.25%) webpack
General
1 4 (25.00%) Finance
2 1 (6.25%) Banking
2 1 (6.25%) Investment Banking
Job Titles
1 10 (62.50%) Developer
2 8 (50.00%) Java Developer
3 3 (18.75%) Architect
3 3 (18.75%) Java Architect
3 3 (18.75%) Java Engineer
3 3 (18.75%) Java Software Engineer
3 3 (18.75%) Java Solutions Architect
3 3 (18.75%) Software Engineer
3 3 (18.75%) Solutions Architect
4 2 (12.50%) Senior Developer
5 1 (6.25%) PHP Developer
5 1 (6.25%) Python Software Engineer
5 1 (6.25%) Senior Java Developer
5 1 (6.25%) Senior Web Developer
5 1 (6.25%) Web Developer
Libraries, Frameworks & Software Standards
1 10 (62.50%) Dropwizard
2 9 (56.25%) RESTful
2 9 (56.25%) Spring
3 8 (50.00%) HTML
4 7 (43.75%) JSON
5 6 (37.50%) Hibernate
5 6 (37.50%) JAX-RS
5 6 (37.50%) Kafka
5 6 (37.50%) Spring Boot
6 5 (31.25%) iXBRL
7 4 (25.00%) Java EE
7 4 (25.00%) Web Services
8 2 (12.50%) AngularJS
8 2 (12.50%) CSS
8 2 (12.50%) Sass
9 1 (6.25%) Express
9 1 (6.25%) Handlebars
9 1 (6.25%) Laravel
9 1 (6.25%) React
9 1 (6.25%) Twitter Bootstrap
Miscellaneous
1 3 (18.75%) Greenfield Project
2 1 (6.25%) User Experience
2 1 (6.25%) W3C
Operating Systems
1 11 (68.75%) Linux
2 6 (37.50%) Mac OS X
2 6 (37.50%) Unix
Processes & Methodologies
1 12 (75.00%) Agile Software Development
2 10 (62.50%) Continuous Deployment
2 10 (62.50%) Microservices
3 9 (56.25%) Scrum
4 8 (50.00%) Software Engineering
5 7 (43.75%) DevOps
5 7 (43.75%) Test Automation
6 6 (37.50%) Configuration Management
7 5 (31.25%) Responsive Web Design
7 5 (31.25%) Web Design
8 4 (25.00%) API Design
8 4 (25.00%) BDD
8 4 (25.00%) Continuous Integration
8 4 (25.00%) CQRS
8 4 (25.00%) TDD
9 3 (18.75%) High Availability
9 3 (18.75%) Kanban
9 3 (18.75%) Open Source
10 2 (12.50%) Mobile First
11 1 (6.25%) Software Delivery
Programming Languages
1 14 (87.50%) Java
2 4 (25.00%) Go
3 3 (18.75%) Python
4 2 (12.50%) JavaScript
5 1 (6.25%) C#
5 1 (6.25%) PHP
5 1 (6.25%) TypeScript
Qualifications
1 2 (12.50%) BPSS Clearance
1 2 (12.50%) Security Cleared
2 1 (6.25%) SC Cleared
Quality Assurance & Compliance
1 1 (6.25%) Disclosure Scotland
System Software
1 1 (6.25%) Docker