The following table provides summary statistics for contract job vacancies advertised in Peterborough with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 24 March 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.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Cambridgeshire / Peterborough
Rank 12 17 26
Rank change year-on-year +5 +9  
Contract jobs citing TDD 6 2 3
As % of all contract IT jobs advertised in Peterborough 6.32% 2.41% 2.17%
As % of the Processes & Methodologies category 8.96% 3.03% 2.65%
Number of daily rates quoted 3 2 3
Median daily rate £275 £325 £375
Median daily rate % change year-on-year -15.38% -13.33%  
UK excluding London median daily rate £408 £400 £375
% change year-on-year +1.87% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.00 £45.75 £36.00
% change year-on-year -14.75% +27.08%  

TDD 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 Peterborough with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Peterborough
Contract job vacancies with a requirement for process and methodology skills 67 66 113
As % of all contract IT job vacancies advertised in Peterborough 70.53% 79.52% 81.88%
Number of daily rates quoted 38 32 68
Median daily rate £350 £338 £320
Median daily rate % change year-on-year +3.70% +5.46%  
90% offered a daily rate of more than £170 £265 £163
10% offered a daily rate of more than £475 £500 £500
UK excluding London median daily rate £410 £400 £400
% change year-on-year +2.50% -  
Number of hourly rates quoted 6 8 27
Median hourly rate £15.50 £32.85 £14.00
Median hourly rate % change year-on-year -52.81% +134.64%  
90% offered a hourly rate of more than £13.50 £10.00 £12.00
10% offered a hourly rate of more than £24.00 £42.50 £24.50
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

TDD
Job Vacancy Trend in Peterborough

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

Job vacancy trend for TDD in Peterborough

TDD
Contractor Daily Rate Trend in Peterborough

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

Contractor daily rate trend for TDD in Peterborough

TDD
Top 30 Related IT Skills in Peterborough

For the 6 months to 24 March 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 Peterborough region with a requirement for TDD.

1 17 (94.44%) Agile Software Development
2 16 (88.89%) Selenium
3 13 (72.22%) Jenkins
3 13 (72.22%) Automation Testing
3 13 (72.22%) Atlassian Bamboo
3 13 (72.22%) WebDriver
3 13 (72.22%) Eclipse
3 13 (72.22%) Java
3 13 (72.22%) Appium
4 10 (55.56%) QA
4 10 (55.56%) Cucumber
4 10 (55.56%) JBehave
5 8 (44.44%) Test Scripting
5 8 (44.44%) Regression Testing
5 8 (44.44%) Back Office
6 7 (38.89%) Finance
6 7 (38.89%) Manual Testing
6 7 (38.89%) Test Automation
7 5 (27.78%) BDD
7 5 (27.78%) Analytical Skills
7 5 (27.78%) Defect Management
8 4 (22.22%) Banking
8 4 (22.22%) C#
9 3 (16.67%) Software Testing
9 3 (16.67%) Degree
10 2 (11.11%) Scrum
10 2 (11.11%) Automated Testing
10 2 (11.11%) Ruby
10 2 (11.11%) JavaScript
10 2 (11.11%) .NET

TDD
Top Related IT Skills in Peterborough 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 (5.56%) SQL Server
Development Applications
1 16 (88.89%) Selenium
2 13 (72.22%) Appium
2 13 (72.22%) Atlassian Bamboo
2 13 (72.22%) Eclipse
2 13 (72.22%) Jenkins
2 13 (72.22%) WebDriver
3 10 (55.56%) Cucumber
3 10 (55.56%) JBehave
4 2 (11.11%) JUnit
5 1 (5.56%) Grunt
5 1 (5.56%) gulp
5 1 (5.56%) Karma Test Runner
5 1 (5.56%) Mocha
5 1 (5.56%) Moq
5 1 (5.56%) NUnit
General
1 8 (44.44%) Back Office
2 7 (38.89%) Finance
3 4 (22.22%) Banking
Job Titles
1 12 (66.67%) Analyst
1 12 (66.67%) Test Analyst
2 5 (27.78%) Developer
3 4 (22.22%) Automation Test Analyst
4 3 (16.67%) Agile Test Analyst
4 3 (16.67%) QA Analyst
4 3 (16.67%) QA Test Analyst
4 3 (16.67%) Test Automation Engineer
4 3 (16.67%) Test Engineer
5 2 (11.11%) .NET Developer
5 2 (11.11%) Developer in Test
5 2 (11.11%) QA Automation Engineer
5 2 (11.11%) QA Engineer
5 2 (11.11%) QA Test Engineer
5 2 (11.11%) Software Tester
5 2 (11.11%) Test Automation Developer
5 2 (11.11%) Tester
6 1 (5.56%) JavaScript Developer
6 1 (5.56%) Software Analyst
6 1 (5.56%) XML Developer
Libraries, Frameworks & Software Standards
1 2 (11.11%) .NET
1 2 (11.11%) CSS
2 1 (5.56%) .NET Framework
2 1 (5.56%) Angular 2
2 1 (5.56%) AngularJS
2 1 (5.56%) ASP.NET
2 1 (5.56%) ASP.NET Web API
2 1 (5.56%) Backbone.js
2 1 (5.56%) CSS3
2 1 (5.56%) Highcharts JS
2 1 (5.56%) HTML
2 1 (5.56%) HTML5
2 1 (5.56%) Node.js
2 1 (5.56%) XML
2 1 (5.56%) XSLT
Miscellaneous
1 5 (27.78%) Analytical Skills
2 2 (11.11%) Mobile App
Processes & Methodologies
1 17 (94.44%) Agile Software Development
2 13 (72.22%) Automation Testing
3 8 (44.44%) Regression Testing
3 8 (44.44%) Test Scripting
4 7 (38.89%) Manual Testing
4 7 (38.89%) Test Automation
5 5 (27.78%) BDD
5 5 (27.78%) Defect Management
6 3 (16.67%) Software Testing
7 2 (11.11%) Automated Testing
7 2 (11.11%) Continuous Improvement
7 2 (11.11%) Scrum
8 1 (5.56%) E-Commerce
8 1 (5.56%) Front End Development
8 1 (5.56%) MVC
8 1 (5.56%) OO
8 1 (5.56%) Responsive Web Design
8 1 (5.56%) SOLID
8 1 (5.56%) Web Design
Programming Languages
1 13 (72.22%) Java
2 4 (22.22%) C#
3 2 (11.11%) JavaScript
3 2 (11.11%) Ruby
4 1 (5.56%) PHP
Qualifications
1 3 (16.67%) Degree
Quality Assurance & Compliance
1 10 (55.56%) QA