Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Wolverhampton with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD 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.

Test-Driven Development (TDD)
West Midlands > Wolverhampton
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 9 10 7
Rank change year-on-year +1 -3 +14
Contract jobs citing TDD 5 3 7
As % of all contract IT jobs advertised in Wolverhampton 7.94% 4.84% 10.45%
As % of the Processes & Methodologies category 8.93% 6.98% 12.73%
Number of daily rates quoted 5 3 4
Wolverhampton median daily rate £350 £400 £225
Median daily rate % change year-on-year -12.50% +77.78% -7.22%
10th Percentile £325 £323 £183
90th Percentile £375 £425 £343
West Midlands median daily rate £400 £400 £375
% change year-on-year -0.06% +6.73% -
Number of hourly rates quoted 0 0 0
Wolverhampton median hourly rate - - -
West Midlands median hourly rate £33.00 - -

TDD 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 Wolverhampton with a requirement for process or methodology skills.

All Process and Methodology Skills
Wolverhampton
Contract vacancies with a requirement for process or methodology skills 56 43 55
As % of all contract IT jobs advertised in Wolverhampton 88.89% 69.35% 82.09%
Number of daily rates quoted 36 35 35
Wolverhampton median daily rate £343 £356 £335
Median daily rate % change year-on-year -3.79% +6.27% +3.08%
10th Percentile £106 £233 £163
90th Percentile £450 £475 £441
West Midlands median daily rate £400 £400 £375
% change year-on-year - +6.67% +6.80%
Number of hourly rates quoted 10 1 2
Wolverhampton median hourly rate £15.95 £13.00 £12.75
Median hourly rate % change year-on-year +22.71% +1.96% -15.00%
10th Percentile £12.15 £12.00 £11.33
90th Percentile £21.00 £14.00 £14.38
West Midlands median hourly rate £25.00 £18.00 £20.00
% change year-on-year +38.89% -10.00% -

TDD
Job Vacancy Trend in Wolverhampton

Job postings citing TDD as a percentage of all IT jobs advertised in Wolverhampton.

Job vacancy trend for TDD in Wolverhampton

TDD
Contractor Daily Rate Trend in Wolverhampton

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

Contractor daily rate trend for TDD in Wolverhampton

For the 6 months to 21 November 2017, IT contractor jobs citing TDD 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 Wolverhampton region with a requirement for TDD.

1 5 (100.00%) SQL Server
1 5 (100.00%) Visual Studio
1 5 (100.00%) CSS
1 5 (100.00%) Migration
1 5 (100.00%) CMS
1 5 (100.00%) HTML
1 5 (100.00%) JavaScript
1 5 (100.00%) Agile Software Development
1 5 (100.00%) Business Analysis
1 5 (100.00%) Web Development
1 5 (100.00%) DNN
1 5 (100.00%) jQuery
1 5 (100.00%) HTML5
1 5 (100.00%) BDD
1 5 (100.00%) CSS3
1 5 (100.00%) Backbone.js
1 5 (100.00%) Responsive Web Design
1 5 (100.00%) Web Application Development
1 5 (100.00%) Ember.js
1 5 (100.00%) Twitter Bootstrap
1 5 (100.00%) User Experience
1 5 (100.00%) Microservices
1 5 (100.00%) Microsoft Azure
1 5 (100.00%) Progressive Web App
2 3 (60.00%) Content Management
2 3 (60.00%) .NET
2 3 (60.00%) MVC
3 2 (40.00%) Front End Development

TDD
Co-occurring IT Skills in Wolverhampton 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 5 (100.00%) CMS
1 5 (100.00%) DNN
Cloud Services
1 5 (100.00%) Microsoft Azure
Database & Business Intelligence
1 5 (100.00%) SQL Server
Development Applications
1 5 (100.00%) Visual Studio
Job Titles
1 5 (100.00%) Agile Developer
1 5 (100.00%) Developer
1 5 (100.00%) HTML CSS Developer
1 5 (100.00%) HTML Developer
1 5 (100.00%) JavaScript Developer
1 5 (100.00%) Web Developer
2 3 (60.00%) Front End Developer (Client-Side Developer)
2 3 (60.00%) Front End Web Developer (Client-Side Developer)
3 2 (40.00%) .NET Developer
3 2 (40.00%) .NET Web Developer
3 2 (40.00%) Agile .NET Developer
Libraries, Frameworks & Software Standards
1 5 (100.00%) Backbone.js
1 5 (100.00%) CSS
1 5 (100.00%) CSS3
1 5 (100.00%) Ember.js
1 5 (100.00%) HTML
1 5 (100.00%) HTML5
1 5 (100.00%) jQuery
1 5 (100.00%) Twitter Bootstrap
2 3 (60.00%) .NET
Miscellaneous
1 5 (100.00%) User Experience
Processes & Methodologies
1 5 (100.00%) Agile Software Development
1 5 (100.00%) BDD
1 5 (100.00%) Business Analysis
1 5 (100.00%) Microservices
1 5 (100.00%) Migration
1 5 (100.00%) Progressive Web App
1 5 (100.00%) Responsive Web Design
1 5 (100.00%) Web Application Development
1 5 (100.00%) Web Development
2 3 (60.00%) Content Management
2 3 (60.00%) MVC
3 2 (40.00%) Front End Development
Programming Languages
1 5 (100.00%) JavaScript