Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for REST skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited REST over the 6 months to 22 November 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)
South Wales > Cardiff
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 54 49 65
Rank change year-on-year -5 +16 -35
Contract jobs citing REST 8 10 17
As % of all contract IT jobs advertised in Cardiff 1.31% 1.79% 1.96%
As % of the Libraries, Frameworks & Software Standards category 4.49% 7.63% 5.92%
Number of daily rates quoted 7 9 16
Cardiff median daily rate £363 £450 £400
Median daily rate % change year-on-year -19.44% +12.50% -13.04%
10th Percentile £314 £288 £338
90th Percentile £450 £575 £425
South Wales median daily rate £400 £500 £430
% change year-on-year -20.00% +16.28% -4.44%
Number of hourly rates quoted 0 0 0
Cardiff median hourly rate - - -
South Wales median hourly rate - - £62.25

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

All Software Libraries and Frameworks
Cardiff
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 178 131 287
As % of all contract IT jobs advertised in Cardiff 29.04% 23.48% 33.03%
Number of daily rates quoted 128 102 246
Cardiff median daily rate £371 £381 £326
Median daily rate % change year-on-year -2.75% +16.86% -6.79%
10th Percentile £191 £263 £219
90th Percentile £475 £525 £450
South Wales median daily rate £375 £425 £363
% change year-on-year -11.76% +17.24% +7.41%
Number of hourly rates quoted 1 1 2
Cardiff median hourly rate £23.14 £21.50 £15.00
Median hourly rate % change year-on-year +7.63% +43.33% -89.66%
10th Percentile £21.87 £21.50 £10.15
90th Percentile £24.42 £21.50 £20.25
South Wales median hourly rate £23.14 £21.50 £16.00
% change year-on-year +7.63% +34.38% -36.00%

REST
Job Vacancy Trend in Cardiff

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

Job vacancy trend for REST in Cardiff

REST
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for REST in Cardiff

REST
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing REST in Cardiff over the 6 months to 22 November 2017.

Contractor daily rate histogram for REST in Cardiff

For the 6 months to 22 November 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 Cardiff region with a requirement for REST.

1 5 (62.50%) HTML
1 5 (62.50%) Test Automation
2 4 (50.00%) Java
2 4 (50.00%) Linux
2 4 (50.00%) HTTP
2 4 (50.00%) Mac OS X
2 4 (50.00%) MongoDB
3 3 (37.50%) Neo4j
3 3 (37.50%) Unix
3 3 (37.50%) JAX-RS
3 3 (37.50%) Relational Database
3 3 (37.50%) ASP.NET Web API
3 3 (37.50%) Microservices
3 3 (37.50%) Go
3 3 (37.50%) Dropwizard
3 3 (37.50%) Continuous Deployment
3 3 (37.50%) Configuration Management
3 3 (37.50%) Hibernate
3 3 (37.50%) Perl
3 3 (37.50%) .NET
3 3 (37.50%) TDD
4 2 (25.00%) NUnit
4 2 (25.00%) Spring
4 2 (25.00%) NHibernate
4 2 (25.00%) Domain-Driven Design
4 2 (25.00%) Continuous Integration
4 2 (25.00%) C#
4 2 (25.00%) Web Services
4 2 (25.00%) Scrum
4 2 (25.00%) Web Design

REST
Co-occurring IT Skills in Cardiff 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 (12.50%) IIS
Communications & Networking
1 4 (50.00%) HTTP
Database & Business Intelligence
1 4 (50.00%) MongoDB
2 3 (37.50%) Neo4j
2 3 (37.50%) Relational Database
3 1 (12.50%) SQL Server
3 1 (12.50%) SQL Server 2012
Development Applications
1 2 (25.00%) NUnit
2 1 (12.50%) Cucumber
2 1 (12.50%) Visual Studio
General
1 1 (12.50%) Telecoms
Job Titles
1 8 (100.00%) Developer
2 4 (50.00%) Java Developer
3 3 (37.50%) .NET Developer
4 2 (25.00%) C# .NET Developer
4 2 (25.00%) C# Developer
4 2 (25.00%) Full Stack Developer
5 1 (12.50%) ASP.NET Developer
5 1 (12.50%) Front End Developer (Client-Side Developer)
Libraries, Frameworks & Software Standards
1 5 (62.50%) HTML
2 3 (37.50%) .NET
2 3 (37.50%) ASP.NET Web API
2 3 (37.50%) Dropwizard
2 3 (37.50%) Hibernate
2 3 (37.50%) JAX-RS
3 2 (25.00%) NHibernate
3 2 (25.00%) Spring
3 2 (25.00%) Spring Boot
3 2 (25.00%) Web Services
4 1 (12.50%) AngularJS
4 1 (12.50%) ASP.NET
4 1 (12.50%) ASP.NET MVC
4 1 (12.50%) CSS
4 1 (12.50%) Kafka
4 1 (12.50%) React
4 1 (12.50%) RxJS
4 1 (12.50%) WCF
Operating Systems
1 4 (50.00%) Linux
1 4 (50.00%) Mac OS X
2 3 (37.50%) Unix
3 1 (12.50%) Mac OS
Processes & Methodologies
1 5 (62.50%) Test Automation
2 3 (37.50%) Configuration Management
2 3 (37.50%) Continuous Deployment
2 3 (37.50%) Microservices
2 3 (37.50%) TDD
3 2 (25.00%) Agile Software Development
3 2 (25.00%) API Design
3 2 (25.00%) Continuous Integration
3 2 (25.00%) Domain-Driven Design
3 2 (25.00%) Responsive Web Design
3 2 (25.00%) Scrum
3 2 (25.00%) Web Design
4 1 (12.50%) BDD
4 1 (12.50%) Front End Development
4 1 (12.50%) MVC
4 1 (12.50%) Unit Testing
4 1 (12.50%) Web Development
Programming Languages
1 4 (50.00%) Java
2 3 (37.50%) Go
2 3 (37.50%) Perl
3 2 (25.00%) C#
4 1 (12.50%) JavaScript
4 1 (12.50%) TypeScript
Qualifications
1 2 (25.00%) BPSS Clearance
2 1 (12.50%) SC Cleared
2 1 (12.50%) Security Cleared