Period
to 18 February 2019

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 18 February 2019 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
18 Feb 2019
Same period 2018 Same period 2017
Rank 31 31 47
Rank change year-on-year 0 +16 -18
Contract jobs citing Unit Testing 48 41 15
As % of all contract IT jobs advertised in Cardiff 5.54% 5.67% 2.47%
As % of the Processes & Methodologies category 6.43% 6.51% 2.91%
Number of daily rates quoted 32 27 14
Cardiff median daily rate £390 £410 £265
Median daily rate % change year-on-year -4.88% +54.72% -18.46%
10th Percentile £326 £325 £180
90th Percentile £486 £479 £578
South Wales median daily rate £400 £410 £375
% change year-on-year -2.44% +9.33% -11.76%
Number of hourly rates quoted 1 0 0
Cardiff median hourly rate £35.00 - -
South Wales median hourly rate £35.00 - -

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 746 630 515
As % of all contract IT jobs advertised in Cardiff 86.04% 87.14% 84.70%
Number of daily rates quoted 529 437 417
Cardiff median daily rate £415 £383 £388
Median daily rate % change year-on-year +8.50% -1.29% +10.71%
10th Percentile £287 £190 £174
90th Percentile £625 £490 £538
South Wales median daily rate £425 £395 £400
% change year-on-year +7.59% -1.25% +14.29%
Number of hourly rates quoted 16 17 17
Cardiff median hourly rate £30.55 £17.50 £20.50
Median hourly rate % change year-on-year +74.59% -14.63% +57.69%
10th Percentile £10.96 £13.00 £12.17
90th Percentile £44.35 £21.53 £40.00
South Wales median hourly rate £22.01 £25.00 £20.50
% change year-on-year -11.97% +21.95% +46.43%

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 18 February 2019.

Contractor daily rate histogram for Unit Testing in Cardiff

For the 6 months to 18 February 2019, IT contractor jobs citing Unit Testing 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 Cardiff region with a requirement for Unit Testing.

1 35 (72.92%) Agile Software Development
2 23 (47.92%) .NET
3 22 (45.83%) NUnit
3 22 (45.83%) MSTest
4 21 (43.75%) AngularJS
4 21 (43.75%) .NET Framework
4 21 (43.75%) Java
5 20 (41.67%) MVC
6 19 (39.58%) ASP.NET
6 19 (39.58%) SQL
7 18 (37.50%) SOAP
7 18 (37.50%) Git (software)
7 18 (37.50%) Relational Database
8 17 (35.42%) ASP.NET MVC
8 17 (35.42%) Entity Framework
8 17 (35.42%) HTML
8 17 (35.42%) OOP
8 17 (35.42%) RDBMS
8 17 (35.42%) Microsoft
8 17 (35.42%) LINQ
9 16 (33.33%) CSS
9 16 (33.33%) HTML5
10 15 (31.25%) CSS3
10 15 (31.25%) JIRA
10 15 (31.25%) Mentoring
11 14 (29.17%) Android Development
11 14 (29.17%) Android
12 13 (27.08%) Xamarin
12 13 (27.08%) REST
12 13 (27.08%) Apple iOS

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 12 (25.00%) Confluence
2 1 (2.08%) Apache Spark
2 1 (2.08%) IIS
2 1 (2.08%) JBoss
Cloud Services
1 12 (25.00%) npm
Communications & Networking
1 1 (2.08%) Bluetooth
Database & Business Intelligence
1 18 (37.50%) Relational Database
2 17 (35.42%) RDBMS
3 3 (6.25%) SQL Server
4 2 (4.17%) MongoDB
4 2 (4.17%) NoSQL
4 2 (4.17%) SQL Server 2012
5 1 (2.08%) Couchbase
5 1 (2.08%) SQL Server 2008
5 1 (2.08%) SQLite
Development Applications
1 22 (45.83%) MSTest
1 22 (45.83%) NUnit
2 18 (37.50%) Git (software)
3 15 (31.25%) JIRA
4 5 (10.42%) JUnit
4 5 (10.42%) Maven
4 5 (10.42%) Visual Studio
5 3 (6.25%) Jenkins
5 3 (6.25%) MbUnit
5 3 (6.25%) Mercurial
5 3 (6.25%) TeamCity
6 1 (2.08%) Android Studio
6 1 (2.08%) Selenium
6 1 (2.08%) SpecFlow
6 1 (2.08%) Subversion
6 1 (2.08%) Visual Studio Team System
General
1 5 (10.42%) Finance
1 5 (10.42%) Marketing
2 1 (2.08%) Games
Job Titles
1 44 (91.67%) Developer
2 17 (35.42%) .NET Developer
3 12 (25.00%) Front End Developer (Client-Side Developer)
4 10 (20.83%) Angular Developer
5 7 (14.58%) Lead Developer
5 7 (14.58%) SQL Developer
6 6 (12.50%) C# Developer
6 6 (12.50%) Java Developer
7 4 (8.33%) C# .NET Developer
7 4 (8.33%) Lead Software Developer
7 4 (8.33%) Software Developer
8 3 (6.25%) Agile .NET Developer
8 3 (6.25%) Agile Developer
8 3 (6.25%) Lead .NET Developer
9 2 (4.17%) Agile C# Developer
9 2 (4.17%) Android Developer
9 2 (4.17%) ASP.NET Developer
9 2 (4.17%) C# ASP.NET Developer
9 2 (4.17%) HTML Developer
9 2 (4.17%) Software Engineer
Libraries, Frameworks & Software Standards
1 23 (47.92%) .NET
2 21 (43.75%) .NET Framework
2 21 (43.75%) AngularJS
3 19 (39.58%) ASP.NET
4 18 (37.50%) SOAP
5 17 (35.42%) ASP.NET MVC
5 17 (35.42%) Entity Framework
5 17 (35.42%) HTML
5 17 (35.42%) LINQ
6 16 (33.33%) CSS
6 16 (33.33%) HTML5
7 15 (31.25%) CSS3
8 13 (27.08%) REST
9 12 (25.00%) JSON
9 12 (25.00%) LESS
9 12 (25.00%) Node.js
9 12 (25.00%) WPF
10 7 (14.58%) Spring
10 7 (14.58%) Web Services
11 6 (12.50%) J2EE
Miscellaneous
1 7 (14.58%) Mobile App
2 4 (8.33%) NHS
3 1 (2.08%) 3D Graphics
3 1 (2.08%) Greenfield Project
3 1 (2.08%) iPad
Operating Systems
1 14 (29.17%) Android
2 13 (27.08%) Apple iOS
3 12 (25.00%) Windows
Processes & Methodologies
1 35 (72.92%) Agile Software Development
2 20 (41.67%) MVC
3 17 (35.42%) OOP
4 15 (31.25%) Mentoring
5 14 (29.17%) Android Development
6 13 (27.08%) Coaching
6 13 (27.08%) iOS Development
7 12 (25.00%) Front End Development
8 10 (20.83%) Decision-Making
9 9 (18.75%) Scrum
9 9 (18.75%) Sprint Retrospective
10 6 (12.50%) Mobile Application Development
10 6 (12.50%) Web Application Development
11 5 (10.42%) Microservices
11 5 (10.42%) SDLC
11 5 (10.42%) Web Development
12 4 (8.33%) BDD
12 4 (8.33%) Software Engineering
12 4 (8.33%) TDD
13 3 (6.25%) ATDD
Programming Languages
1 21 (43.75%) Java
2 19 (39.58%) SQL
3 12 (25.00%) XAML
4 7 (14.58%) C#
5 4 (8.33%) JavaScript
6 1 (2.08%) R
6 1 (2.08%) TypeScript
Qualifications
1 10 (20.83%) Degree
2 3 (6.25%) BPSS Clearance
2 3 (6.25%) Security Cleared
3 2 (4.17%) DBS Check
3 2 (4.17%) SC Cleared
4 1 (2.08%) Computer Science Degree
Quality Assurance & Compliance
1 1 (2.08%) Disclosure Scotland
1 1 (2.08%) QA
System Software
1 1 (2.08%) Apache ZooKeeper
Vendors
1 17 (35.42%) Microsoft
2 13 (27.08%) Xamarin
3 1 (2.08%) Apple