Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for Unit Testing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unit Testing over the 6 months to 21 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.

Unit Testing
South Wales > Cardiff
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 25 38 50
Rank change year-on-year +13 +12 +10
Contract jobs citing Unit Testing 37 17 35
As % of all contract IT jobs advertised in Cardiff 6.04% 3.10% 4.00%
As % of the Processes & Methodologies category 6.98% 3.72% 4.92%
Number of daily rates quoted 28 16 32
Cardiff median daily rate £375 £425 £320
Median daily rate % change year-on-year -11.76% +32.81% +6.67%
10th Percentile £191 £331 £245
90th Percentile £475 £513 £442
South Wales median daily rate £375 £425 £425
% change year-on-year -11.76% - +17.24%
Number of hourly rates quoted 1 0 0
Cardiff median hourly rate £23.14 - -
South Wales median hourly rate £23.14 - £62.25

Unit Testing is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
Cardiff
Contract vacancies with a requirement for process or methodology skills 530 457 712
As % of all contract IT jobs advertised in Cardiff 86.46% 83.24% 81.46%
Number of daily rates quoted 369 369 593
Cardiff median daily rate £375 £375 £350
Median daily rate % change year-on-year - +7.14% -
10th Percentile £175 £187 £221
90th Percentile £500 £525 £462
South Wales median daily rate £375 £400 £350
% change year-on-year -6.25% +14.29% -
Number of hourly rates quoted 19 17 14
Cardiff median hourly rate £17.50 £15.25 £14.88
Median hourly rate % change year-on-year +14.75% +2.52% +21.43%
10th Percentile £13.00 £10.75 £10.05
90th Percentile £35.45 £36.55 £21.05
South Wales median hourly rate £19.00 £18.38 £15.88
% change year-on-year +3.40% +15.75% +9.48%

Unit Testing
Job Vacancy Trend in Cardiff

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

Job vacancy trend for Unit Testing in Cardiff

Unit Testing
Contractor Daily Rate Trend in Cardiff

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

Contractor daily rate trend for Unit Testing in Cardiff

Unit Testing
Contractor Daily Rate Histogram in Cardiff

The daily rate distribution of IT jobs citing Unit Testing in Cardiff over the 6 months to 21 November 2017.

Contractor daily rate histogram for Unit Testing in Cardiff

For the 6 months to 21 November 2017, IT contractor jobs citing Unit Testing 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 Unit Testing.

1 27 (72.97%) Agile Software Development
2 24 (64.86%) SQL
3 23 (62.16%) .NET
4 21 (56.76%) RDBMS
4 21 (56.76%) OOP
4 21 (56.76%) .NET Framework
4 21 (56.76%) Relational Database
5 20 (54.05%) Microsoft
6 19 (51.35%) Entity Framework
6 19 (51.35%) LINQ
7 17 (45.95%) ASP.NET MVC
7 17 (45.95%) ASP.NET
7 17 (45.95%) MVC
8 16 (43.24%) NUnit
9 15 (40.54%) JavaScript
10 14 (37.84%) HTML
10 14 (37.84%) CSS
10 14 (37.84%) Scrum
10 14 (37.84%) MSTest
10 14 (37.84%) Test Automation
11 13 (35.14%) jQuery
11 13 (35.14%) TDD
11 13 (35.14%) Mentoring
11 13 (35.14%) Coaching
12 12 (32.43%) Degree
12 12 (32.43%) HTML5
12 12 (32.43%) Node.js
12 12 (32.43%) CSS3
12 12 (32.43%) Responsive Web Design
13 11 (29.73%) JSON

Unit Testing
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 (2.70%) Elasticsearch
1 1 (2.70%) IIS
Business Applications
1 1 (2.70%) Dynamics CRM
Cloud Services
1 10 (27.03%) npm
2 1 (2.70%) Microsoft Azure
Database & Business Intelligence
1 21 (56.76%) RDBMS
1 21 (56.76%) Relational Database
2 6 (16.22%) SQL Server
3 5 (13.51%) Oracle Database
3 5 (13.51%) Oracle Database 11g
3 5 (13.51%) Oracle9i Database
4 1 (2.70%) Apache Cassandra
4 1 (2.70%) MongoDB
4 1 (2.70%) NoSQL
4 1 (2.70%) SQL Server 2012
4 1 (2.70%) SQL Server Reporting Services
Development Applications
1 16 (43.24%) NUnit
2 14 (37.84%) MSTest
3 11 (29.73%) Git (software)
4 10 (27.03%) Grunt
4 10 (27.03%) gulp
4 10 (27.03%) SonarQube
5 6 (16.22%) Visual Studio
6 5 (13.51%) Oracle Forms
6 5 (13.51%) Team Foundation Server
7 4 (10.81%) MSBuild
8 3 (8.11%) Eclipse
8 3 (8.11%) Gradle
8 3 (8.11%) JProfiler
8 3 (8.11%) JUnit
9 2 (5.41%) JIRA
9 2 (5.41%) JSUnit
10 1 (2.70%) FxCop
10 1 (2.70%) Jenkins
10 1 (2.70%) ReSharper
10 1 (2.70%) Subversion
General
1 5 (13.51%) Finance
2 3 (8.11%) Banking
3 2 (5.41%) Back Office
4 1 (2.70%) Telecoms
Job Titles
1 35 (94.59%) Developer
2 17 (45.95%) .NET Developer
3 8 (21.62%) UI Developer
4 7 (18.92%) SQL Developer
5 6 (16.22%) Senior Developer
6 4 (10.81%) ASP.NET Developer
7 3 (8.11%) Software Developer
7 3 (8.11%) Web Developer
8 2 (5.41%) ASP.NET MVC Developer
8 2 (5.41%) Front End Developer (Client-Side Developer)
8 2 (5.41%) Java Developer
8 2 (5.41%) JavaScript Developer
8 2 (5.41%) Lead Developer
8 2 (5.41%) Senior .NET Developer
8 2 (5.41%) Senior Web Developer
9 1 (2.70%) .NET Software Engineer
9 1 (2.70%) C# .NET Developer
9 1 (2.70%) Developer/Software Engineer
9 1 (2.70%) HTML CSS Developer
9 1 (2.70%) Microsoft Developer
Libraries, Frameworks & Software Standards
1 23 (62.16%) .NET
2 21 (56.76%) .NET Framework
3 19 (51.35%) Entity Framework
3 19 (51.35%) LINQ
4 17 (45.95%) ASP.NET
4 17 (45.95%) ASP.NET MVC
5 14 (37.84%) CSS
5 14 (37.84%) HTML
6 13 (35.14%) jQuery
7 12 (32.43%) CSS3
7 12 (32.43%) HTML5
7 12 (32.43%) Node.js
8 11 (29.73%) JSON
9 10 (27.03%) Ajax
10 5 (13.51%) Code First Entity Framework
10 5 (13.51%) WCF
10 5 (13.51%) WinForms
11 4 (10.81%) AngularJS
12 3 (8.11%) JPA
12 3 (8.11%) RESTful
Miscellaneous
1 4 (10.81%) NHS
2 1 (2.70%) Computer Science
2 1 (2.70%) Management Information System
2 1 (2.70%) User Experience
Operating Systems
1 5 (13.51%) Windows
2 1 (2.70%) Android
2 1 (2.70%) Apple iOS
Processes & Methodologies
1 27 (72.97%) Agile Software Development
2 21 (56.76%) OOP
3 17 (45.95%) MVC
4 14 (37.84%) Scrum
4 14 (37.84%) Test Automation
5 13 (35.14%) Coaching
5 13 (35.14%) Mentoring
5 13 (35.14%) TDD
6 12 (32.43%) Responsive Web Design
7 10 (27.03%) Performance Optimisation
8 7 (18.92%) OO
9 6 (16.22%) BDD
9 6 (16.22%) Continuous Integration
10 4 (10.81%) Data Protection
10 4 (10.81%) Informatics
10 4 (10.81%) Mobile Development
10 4 (10.81%) MVVM
10 4 (10.81%) UML
11 3 (8.11%) Data Modelling
11 3 (8.11%) RAD
Programming Languages
1 24 (64.86%) SQL
2 15 (40.54%) JavaScript
3 10 (27.03%) C#
4 5 (13.51%) PL/SQL
5 4 (10.81%) Java
6 1 (2.70%) Apple Swift
6 1 (2.70%) ES6
6 1 (2.70%) Kotlin
6 1 (2.70%) Objective-C
Qualifications
1 12 (32.43%) Degree
2 4 (10.81%) Security Cleared
3 2 (5.41%) SC Cleared
4 1 (2.70%) BPSS Clearance
4 1 (2.70%) Computer Science Degree
4 1 (2.70%) CTC Cleared
4 1 (2.70%) DV Cleared
Quality Assurance & Compliance
1 2 (5.41%) Disclosure Scotland
Vendors
1 20 (54.05%) Microsoft
2 10 (27.03%) Perforce
3 8 (21.62%) Oracle
4 2 (5.41%) HP
5 1 (2.70%) Apple