The following table provides summary statistics for contract job vacancies advertised in 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 27 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.

Representational State Transfer (REST)
UK / Wales
3 months to
27 Mar 2017
Same period 2016 Same period 2015
Rank 46 55 59
Rank change year-on-year +9 +4  
Contract jobs citing REST 22 22 4
As % of all contract IT jobs advertised in Wales 3.15% 3.24% 0.55%
As % of the Libraries, Frameworks & Software Standards category 10.53% 8.37% 2.17%
Number of daily rates quoted 18 12 0
Median daily rate £488 £450 -
Median daily rate % change year-on-year +8.33% -  
UK excluding London median daily rate £425 £411 £400
% change year-on-year +3.34% +2.81%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £66.00 -
UK excluding London median hourly rate £50.00 £40.00 £32.25
% change year-on-year +25.00% +24.03%  

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

Contract Software Library & Framework Skills
Wales
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 209 263 184
As % of all contract IT job vacancies advertised in Wales 29.94% 38.73% 25.10%
Number of daily rates quoted 172 180 101
Median daily rate £385 £375 £350
Median daily rate % change year-on-year +2.66% +7.14%  
90% offered a daily rate of more than £200 £275 £263
10% offered a daily rate of more than £500 £473 £425
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 0 5 2
Median hourly rate - £66.00 £32.50
Median hourly rate % change year-on-year - +103.07%  
UK excluding London median hourly rate £40.50 £38.00 £36.00
% change year-on-year +6.57% +5.55%  

REST
Job Vacancy Trend in Wales

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

Job vacancy trend for REST in Wales

REST
Contractor Daily Rate Trend in Wales

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

Contractor daily rate trend for REST in Wales

REST
Contractor Daily Rate Histogram in Wales

The daily rate distribution of IT jobs citing REST in Wales over the 3 months to 27 March 2017.

Contractor daily rate histogram for REST in Wales

REST
Contractor Hourly Rate Trend in Wales

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing REST in Wales.

Contractor hourly rate trend for REST in Wales

REST
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 REST within the Wales region over the 3 months to 27 March 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
South Wales +8 14 £450 - 2
West Wales -9 6 £545 -
REST
UK

REST
Top 30 Co-occurring IT Skills in Wales

For the 6 months to 27 March 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 Wales region with a requirement for REST.

1 69 (89.61%) Java
1 69 (89.61%) Agile Software Development
2 48 (62.34%) Configuration Management
2 48 (62.34%) Continuous Integration
3 47 (61.04%) Jenkins
3 47 (61.04%) Relational Database
4 40 (51.95%) Web Services
5 39 (50.65%) Security Cleared
5 39 (50.65%) Domain-Driven Design
6 38 (49.35%) Amazon AWS
7 36 (46.75%) Ansible
7 36 (46.75%) JavaScript
8 33 (42.86%) Open Source
9 31 (40.26%) SC Cleared
10 29 (37.66%) Scrum
11 26 (33.77%) RESTful
12 25 (32.47%) Software Engineering
13 23 (29.87%) MongoDB
14 22 (28.57%) Microservices
14 22 (28.57%) Software Delivery
14 22 (28.57%) Finance
15 21 (27.27%) HTML
15 21 (27.27%) Dropwizard
16 20 (25.97%) Continuous Deployment
16 20 (25.97%) Linux
17 19 (24.68%) Spring
18 16 (20.78%) HTTP
18 16 (20.78%) Mac OS X
18 16 (20.78%) Unix
18 16 (20.78%) TDD

REST
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 3 (3.90%) SharePoint
2 2 (2.60%) SharePoint 2013
3 1 (1.30%) Elasticsearch
3 1 (1.30%) Mule
3 1 (1.30%) Mule ESB
Business Applications
1 14 (18.18%) SAP Oil and Gas
Cloud Services
1 38 (49.35%) Amazon AWS
2 1 (1.30%) SaaS
Communications & Networking
1 16 (20.78%) HTTP
Database & Business Intelligence
1 47 (61.04%) Relational Database
2 23 (29.87%) MongoDB
3 16 (20.78%) Neo4j
4 7 (9.09%) Apache Cassandra
4 7 (9.09%) NoSQL
5 2 (2.60%) PostgreSQL
Development Applications
1 47 (61.04%) Jenkins
2 13 (16.88%) Cucumber
3 8 (10.39%) Git (software)
4 4 (5.19%) NUnit
5 3 (3.90%) gulp
5 3 (3.90%) Maven
6 2 (2.60%) DbUnit
6 2 (2.60%) Grunt
6 2 (2.60%) jMock
6 2 (2.60%) JUnit
6 2 (2.60%) Mockito
6 2 (2.60%) SonarQube
7 1 (1.30%) Babel
7 1 (1.30%) Jasmine
7 1 (1.30%) Mocha
7 1 (1.30%) Sonatype Nexus
7 1 (1.30%) WebDriver
7 1 (1.30%) webpack
General
1 22 (28.57%) Finance
2 14 (18.18%) Electronics
2 14 (18.18%) Manufacturing
2 14 (18.18%) Marketing
2 14 (18.18%) Telecoms
3 2 (2.60%) Publishing
4 1 (1.30%) Banking
4 1 (1.30%) Investment Banking
Job Titles
1 67 (87.01%) Developer
2 47 (61.04%) Java Developer
3 24 (31.17%) Cloud Developer
4 18 (23.38%) Applications Developer
5 11 (14.29%) AWS Developer
6 8 (10.39%) Java Applications Developer
7 7 (9.09%) Java Engineer
7 7 (9.09%) Senior Developer
8 6 (7.79%) SC Cleared Java Developer
9 5 (6.49%) Senior Java Developer
10 4 (5.19%) AWS Engineer
10 4 (5.19%) Full Stack Developer
10 4 (5.19%) Software Engineer
11 3 (3.90%) .NET Developer
11 3 (3.90%) Agile Java Developer
11 3 (3.90%) Architect
11 3 (3.90%) Cloud Engineer
11 3 (3.90%) Java Architect
11 3 (3.90%) Java Solutions Architect
11 3 (3.90%) Solutions Architect
Libraries, Frameworks & Software Standards
1 40 (51.95%) Web Services
2 26 (33.77%) RESTful
3 21 (27.27%) Dropwizard
3 21 (27.27%) HTML
4 19 (24.68%) Spring
5 16 (20.78%) Hibernate
5 16 (20.78%) JAX-RS
5 16 (20.78%) JSON
6 14 (18.18%) Kafka
6 14 (18.18%) Spring Boot
7 13 (16.88%) iXBRL
8 6 (7.79%) .NET
9 4 (5.19%) AngularJS
9 4 (5.19%) ASP.NET Web API
9 4 (5.19%) CSS
9 4 (5.19%) Java EE
9 4 (5.19%) NHibernate
10 3 (3.90%) Ajax
10 3 (3.90%) Sass
10 3 (3.90%) SOAP
Miscellaneous
1 3 (3.90%) User Experience
2 2 (2.60%) W3C
3 1 (1.30%) Fintech
Operating Systems
1 20 (25.97%) Linux
2 16 (20.78%) Mac OS X
2 16 (20.78%) Unix
Processes & Methodologies
1 69 (89.61%) Agile Software Development
2 48 (62.34%) Configuration Management
2 48 (62.34%) Continuous Integration
3 39 (50.65%) Domain-Driven Design
4 33 (42.86%) Open Source
5 29 (37.66%) Scrum
6 25 (32.47%) Software Engineering
7 22 (28.57%) Microservices
7 22 (28.57%) Software Delivery
8 20 (25.97%) Continuous Deployment
9 16 (20.78%) TDD
10 15 (19.48%) Responsive Web Design
10 15 (19.48%) Web Design
11 14 (18.18%) Business Intelligence
11 14 (18.18%) Digital Marketing
11 14 (18.18%) Programme Management
12 11 (14.29%) DevOps
13 10 (12.99%) BDD
14 9 (11.69%) Kanban
15 8 (10.39%) High Availability
Programming Languages
1 69 (89.61%) Java
2 36 (46.75%) JavaScript
3 12 (15.58%) Go
4 6 (7.79%) C#
5 3 (3.90%) Python
5 3 (3.90%) SQL
6 2 (2.60%) TypeScript
7 1 (1.30%) PHP
Qualifications
1 39 (50.65%) Security Cleared
2 31 (40.26%) SC Cleared
3 5 (6.49%) BPSS Clearance
Quality Assurance & Compliance
1 1 (1.30%) Disclosure Scotland
System Software
1 3 (3.90%) Docker
2 1 (1.30%) Virtual Machines
Systems Management
1 36 (46.75%) Ansible
Vendors
1 14 (18.18%) SAP