Period
to 17 November 2017

The following table provides summary statistics for contract job vacancies advertised in Swindon 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 17 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)
Wiltshire > Swindon
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 45 43 58
Rank change year-on-year -2 +15 -10
Contract jobs citing TDD 20 20 10
As % of all contract IT jobs advertised in Swindon 2.84% 2.92% 1.15%
As % of the Processes & Methodologies category 3.39% 3.58% 1.45%
Number of daily rates quoted 18 15 10
Swindon median daily rate £384 £345 £325
Median daily rate % change year-on-year +11.23% +6.15% +4.84%
10th Percentile £321 £310 £293
90th Percentile £411 £433 £344
Wiltshire median daily rate £388 £345 £325
% change year-on-year +12.32% +6.15% +1.56%
Number of hourly rates quoted 0 0 0
Swindon median hourly rate - - -
Wiltshire median hourly rate - - £29.00

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 Swindon with a requirement for process or methodology skills.

All Process and Methodology Skills
Swindon
Contract vacancies with a requirement for process or methodology skills 590 559 691
As % of all contract IT jobs advertised in Swindon 83.93% 81.73% 79.43%
Number of daily rates quoted 425 415 518
Swindon median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - -3.15%
10th Percentile £308 £275 £265
90th Percentile £600 £575 £550
Wiltshire median daily rate £425 £400 £385
% change year-on-year +6.25% +3.90% -3.75%
Number of hourly rates quoted 7 3 13
Swindon median hourly rate £13.00 £21.00 £17.50
Median hourly rate % change year-on-year -38.10% +20.03% -22.57%
10th Percentile £11.80 £18.50 £12.50
90th Percentile £28.75 £24.70 £44.20
Wiltshire median hourly rate £35.00 £38.50 £34.00
% change year-on-year -9.09% +13.24% +23.64%

TDD
Job Vacancy Trend in Swindon

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

Job vacancy trend for TDD in Swindon

TDD
Contractor Daily Rate Trend in Swindon

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

Contractor daily rate trend for TDD in Swindon

TDD
Contractor Daily Rate Histogram in Swindon

The daily rate distribution of IT jobs citing TDD in Swindon over the 6 months to 17 November 2017.

Contractor daily rate histogram for TDD in Swindon

For the 6 months to 17 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 Swindon region with a requirement for TDD.

1 14 (70.00%) Agile Software Development
1 14 (70.00%) BDD
2 13 (65.00%) MVC
2 13 (65.00%) JavaScript
3 11 (55.00%) Scrum
3 11 (55.00%) MVVM
3 11 (55.00%) Jasmine
3 11 (55.00%) AngularJS
4 10 (50.00%) Cucumber
4 10 (50.00%) OO
5 9 (45.00%) Selenium
5 9 (45.00%) Ext JS
5 9 (45.00%) Gherkin
6 7 (35.00%) React
7 6 (30.00%) jQuery
7 6 (30.00%) Sencha
8 5 (25.00%) Finance
9 4 (20.00%) Unit Testing
9 4 (20.00%) Front End Development
9 4 (20.00%) Service Design
10 3 (15.00%) Angular 2
10 3 (15.00%) Web Development
10 3 (15.00%) Kanban
10 3 (15.00%) Test Automation
10 3 (15.00%) HTML
10 3 (15.00%) Java
10 3 (15.00%) CSS
11 2 (10.00%) Spring
11 2 (10.00%) Git (software)
11 2 (10.00%) Confluence

TDD
Co-occurring IT Skills in Swindon 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 2 (10.00%) Confluence
2 1 (5.00%) Liferay
Cloud Services
1 1 (5.00%) Sauce Labs
Database & Business Intelligence
1 1 (5.00%) MongoDB
1 1 (5.00%) Redis
Development Applications
1 11 (55.00%) Jasmine
2 10 (50.00%) Cucumber
3 9 (45.00%) Selenium
4 2 (10.00%) Git (software)
4 2 (10.00%) JIRA
5 1 (5.00%) Atlassian Bamboo
5 1 (5.00%) Bitbucket
5 1 (5.00%) Gradle
5 1 (5.00%) HP UFT
5 1 (5.00%) Jenkins
5 1 (5.00%) JMeter
5 1 (5.00%) Maven
5 1 (5.00%) SpecFlow
5 1 (5.00%) WebDriver
General
1 5 (25.00%) Finance
2 1 (5.00%) Banking
Job Titles
1 15 (75.00%) Developer
2 4 (20.00%) Sencha Developer
2 4 (20.00%) Web Developer
3 3 (15.00%) Front End Developer (Client-Side Developer)
3 3 (15.00%) JavaScript Developer
3 3 (15.00%) UI Developer
4 2 (10.00%) Agile Business Analyst
4 2 (10.00%) Analyst
4 2 (10.00%) Business Analyst
4 2 (10.00%) Digital Analyst
4 2 (10.00%) Digital Business Analyst
4 2 (10.00%) Java Developer
4 2 (10.00%) Lead Business Analyst
5 1 (5.00%) Java Team Leader
5 1 (5.00%) Lead Developer
5 1 (5.00%) QA Engineer
5 1 (5.00%) Senior Developer
5 1 (5.00%) Senior QA Engineer
5 1 (5.00%) Team Leader
5 1 (5.00%) Test Manager
Libraries, Frameworks & Software Standards
1 11 (55.00%) AngularJS
2 9 (45.00%) Ext JS
2 9 (45.00%) Gherkin
3 7 (35.00%) React
4 6 (30.00%) jQuery
5 3 (15.00%) Angular 2
5 3 (15.00%) CSS
5 3 (15.00%) HTML
6 2 (10.00%) HTML5
6 2 (10.00%) Node.js
6 2 (10.00%) REST
6 2 (10.00%) Sass
6 2 (10.00%) Spring
6 2 (10.00%) Spring MVC
7 1 (5.00%) CSS3
7 1 (5.00%) LESS
7 1 (5.00%) Redux
7 1 (5.00%) Spring Boot
7 1 (5.00%) Twitter Bootstrap
7 1 (5.00%) WebdriverIO
Operating Systems
1 1 (5.00%) Apple iOS
Processes & Methodologies
1 14 (70.00%) Agile Software Development
1 14 (70.00%) BDD
2 13 (65.00%) MVC
3 11 (55.00%) MVVM
3 11 (55.00%) Scrum
4 10 (50.00%) OO
5 4 (20.00%) Front End Development
5 4 (20.00%) Service Design
5 4 (20.00%) Unit Testing
6 3 (15.00%) Kanban
6 3 (15.00%) Test Automation
6 3 (15.00%) Web Development
7 2 (10.00%) Continuous Integration
8 1 (5.00%) Compatibility Testing
8 1 (5.00%) Integration Testing
8 1 (5.00%) OOD
8 1 (5.00%) OOP
8 1 (5.00%) Regression Testing
8 1 (5.00%) Security Testing
8 1 (5.00%) User Acceptance Testing
Programming Languages
1 13 (65.00%) JavaScript
2 3 (15.00%) Java
3 1 (5.00%) C#
3 1 (5.00%) Objective-C
3 1 (5.00%) SQL
Quality Assurance & Compliance
1 1 (5.00%) QA
System Software
1 1 (5.00%) Docker
Vendors
1 6 (30.00%) Sencha
2 1 (5.00%) Oracle
2 1 (5.00%) Veracode