The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for ATDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ATDD over the 3 months to 25 June 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.

Acceptance Test-Driven Development (ATDD)
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 89 107 91
Rank change year-on-year +18 -16  
Contract jobs citing ATDD 1 1 12
As % of all contract IT jobs advertised in Leeds 0.092% 0.068% 0.78%
As % of the Processes & Methodologies category 0.10% 0.076% 0.90%
Number of daily rates quoted 0 0 10
Median daily rate - - £588
UK excluding London median daily rate £420 £388 £413
% change year-on-year +8.38% -6.06%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £36.00 -

ATDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leeds with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Leeds
Contract job vacancies with a requirement for process and methodology skills 957 1310 1326
As % of all contract IT job vacancies advertised in Leeds 88.45% 88.87% 86.72%
Number of daily rates quoted 653 931 984
Median daily rate £403 £425 £351
Median daily rate % change year-on-year -5.29% +21.08%  
90% offered a daily rate of more than £315 £320 £275
10% offered a daily rate of more than £525 £565 £515
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 9 12 22
Median hourly rate £15.25 £14.50 £16.50
Median hourly rate % change year-on-year +5.17% -12.12%  
90% offered a hourly rate of more than £12.00 £10.20 £9.38
10% offered a hourly rate of more than £29.34 £170.00 £175.00
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

ATDD
Job Vacancy Trend in Leeds

The job posting trend of jobs advertised in Leeds citing ATDD as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for ATDD in Leeds

ATDD
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for ATDD in Leeds

For the 6 months to 25 June 2017, IT contractor jobs citing ATDD 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 Leeds region with a requirement for ATDD.

1 2 (100.00%) Agile Software Development
1 2 (100.00%) BDD
2 1 (50.00%) SoapUI
2 1 (50.00%) CSS3
2 1 (50.00%) Continuous Improvement
2 1 (50.00%) Responsive Web Design
2 1 (50.00%) Sass
2 1 (50.00%) LESS
2 1 (50.00%) AngularJS
2 1 (50.00%) User Stories
2 1 (50.00%) React
2 1 (50.00%) Scenario Testing
2 1 (50.00%) HTML
2 1 (50.00%) JavaScript
2 1 (50.00%) SQL
2 1 (50.00%) T-SQL
2 1 (50.00%) Visual Studio
2 1 (50.00%) CSS
2 1 (50.00%) Web Services
2 1 (50.00%) Microsoft
2 1 (50.00%) HP
2 1 (50.00%) HP UFT
2 1 (50.00%) TDD
2 1 (50.00%) Pair Programming
2 1 (50.00%) SQL Server Integration Services
2 1 (50.00%) QA
2 1 (50.00%) Velocity
2 1 (50.00%) Selenium
2 1 (50.00%) Release Management
2 1 (50.00%) Usability Testing

ATDD
Co-occurring IT Skills in Leeds 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:

Database & Business Intelligence
1 1 (50.00%) SQL Server Integration Services
Development Applications
1 1 (50.00%) Cucumber
1 1 (50.00%) HP UFT
1 1 (50.00%) Selenium
1 1 (50.00%) SoapUI
1 1 (50.00%) Team Foundation Server
1 1 (50.00%) Visual Studio
Job Titles
1 1 (50.00%) Analyst
1 1 (50.00%) Automation Test Analyst
1 1 (50.00%) Developer
1 1 (50.00%) JavaScript Developer
1 1 (50.00%) SQL Analyst
1 1 (50.00%) SSIS Analyst
1 1 (50.00%) Test Analyst
Libraries, Frameworks & Software Standards
1 1 (50.00%) AngularJS
1 1 (50.00%) CSS
1 1 (50.00%) CSS3
1 1 (50.00%) HTML
1 1 (50.00%) HTML5
1 1 (50.00%) LESS
1 1 (50.00%) React
1 1 (50.00%) Sass
1 1 (50.00%) Velocity
1 1 (50.00%) Web Services
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) BDD
2 1 (50.00%) Continuous Improvement
2 1 (50.00%) Continuous Integration
2 1 (50.00%) Open Source
2 1 (50.00%) Pair Programming
2 1 (50.00%) Release Management
2 1 (50.00%) Responsive Web Design
2 1 (50.00%) Scenario Testing
2 1 (50.00%) TDD
2 1 (50.00%) Test Automation
2 1 (50.00%) Test Management
2 1 (50.00%) Usability Testing
2 1 (50.00%) User Stories
Programming Languages
1 1 (50.00%) JavaScript
1 1 (50.00%) SQL
1 1 (50.00%) T-SQL
Quality Assurance & Compliance
1 1 (50.00%) QA
Systems Management
1 1 (50.00%) HP Quality Center
Vendors
1 1 (50.00%) HP
1 1 (50.00%) Microsoft