The table below looks at the statistics for ATDD skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited ATDD over the 3 months to 29 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
29 May 2016
Same period 2015 Same period 2014
Acceptance Test-Driven Development (ATDD)
Rank 588 607 553
Rank change year-on-year
+19 -54
Contract jobs citing ATDD 58 38 70
As % of all contract IT jobs located in the UK 0.11% 0.068% 0.13%
As % of the Processes & Methodologies category 0.13% 0.086% 0.17%
Number of daily rates quoted 52 29 57
Median daily rate £450 £413 £500
Median daily rate % change year-on-year
+9.09% -17.50%
90% offered a daily rate of more than £351 £325 £320
10% offered a daily rate of more than £550 £600 £700
UK excluding London median daily rate £388 £400 £350
% change year-on-year
-3.12% +14.28%
Number of hourly rates quoted 1 0 0
Median hourly rate £36.00 - -
UK excluding London median hourly rate £36.00 - -

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised across the UK.

Processes & Methodologies Category
UK
Contract IT job ads with a match in the
Processes & Methodologies category
44007 44399 41585
As % of all contract IT jobs located in the UK 81.96% 79.29% 77.65%
Number of daily rates quoted 29216 28157 26311
Median daily rate £438 £413 £400
Median daily rate % change year-on-year
+6.06% +3.12%
90% offered a daily rate of more than £300 £280 £275
10% offered a daily rate of more than £600 £575 £550
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 1026 1266 1219
Median hourly rate £28.50 £30.00 £27.50
Median hourly rate % change year-on-year
-5.00% +9.09%
90% offered a hourly rate of more than £12.75 £12.36 £13.00
10% offered a hourly rate of more than £47.50 £47.83 £50.00
UK excluding London median hourly rate £33.00 £30.50 £30.00
% change year-on-year
+8.19% +1.66%

ATDD
Jobs Demand Trend

The demand trend of contract jobs citing ATDD as a proportion of all IT contracts with a match in the Processes & Methodologies category.

ATDD Jobs Demand Trend in the UK

ATDD
Daily Rate Trend

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

ATDD Daily Rate Trend in the UK

ATDD
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing ATDD within the UK over the 3 months to 29 May 2016.

ATDD Daily Rate Histogram in the UK

ATDD
Top 15 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ATDD within the UK over the 3 months to 29 May 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +19 44 £475 +11.76% 9
London +31 35 £488 +16.41% 7
Wales - 14 £388 -
South Wales - 14 £388 -
Cardiff - 13 £388 -
City of London +46 11 £406 -4.41% 5
East of England +14 7 £450 -
Essex - 7 £450 -
Bromley - 4 £599 -
Yorkshire -3 1 - - 1
Leeds -4 1 - - 1
West Yorkshire -8 1 - - 1
West Midlands -11 1 £525 +61.53%
Westminster - 1 £425 -
Basildon - 1 - -

ATDD
Top 30 Related IT Skills

For the 6 months to 29 May 2016, 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 with a requirement for ATDD.

1 81 (96.43%) Agile Software Development
2 77 (91.67%) TDD
3 56 (66.67%) BDD
4 49 (58.33%) Scrum
4 49 (58.33%) Continuous Integration
5 47 (55.95%) AngularJS
6 42 (50.00%) JavaScript
7 41 (48.81%) HTML
7 41 (48.81%) HTML5
8 37 (44.05%) CSS3
8 37 (44.05%) C#
8 37 (44.05%) CSS
9 33 (39.29%) .NET
10 32 (38.10%) Finance
11 30 (35.71%) Mentoring
12 29 (34.52%) Cucumber
12 29 (34.52%) jQuery
13 27 (32.14%) Continuous Improvement
14 26 (30.95%) Unit Testing
14 26 (30.95%) NUnit
14 26 (30.95%) Visual Studio
15 25 (29.76%) Pair Programming
16 23 (27.38%) DevOps
17 22 (26.19%) Web Services
18 21 (25.00%) Web Development
18 21 (25.00%) MSTest
19 20 (23.81%) Git (software)
19 20 (23.81%) WCF
19 20 (23.81%) MVC
20 19 (22.62%) Java

ATDD
Top Related IT Skills 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 18 (21.43%) Node.js
2 3 (3.57%) Confluence
3 1 (1.19%) Apache
3 1 (1.19%) Tomcat
Applications
1 3 (3.57%) MS Excel
1 3 (3.57%) MS Office
Business Applications
1 1 (1.19%) SAP Oil and Gas
Cloud Services
1 2 (2.38%) GitHub
1 2 (2.38%) Trello
2 1 (1.19%) Microsoft Azure
Database & Business Intelligence
1 15 (17.86%) MongoDB
2 12 (14.29%) SQL Server
3 2 (2.38%) Couchbase
3 2 (2.38%) NoSQL
4 1 (1.19%) Relational Database
4 1 (1.19%) SQL Server 2008
4 1 (1.19%) SQL Server 2012
4 1 (1.19%) SQL Server Integration Services
4 1 (1.19%) SQL Server Reporting Services
Development Applications
1 29 (34.52%) Cucumber
2 26 (30.95%) NUnit
2 26 (30.95%) Visual Studio
3 21 (25.00%) MSTest
4 20 (23.81%) Git (software)
5 19 (22.62%) Jasmine
5 19 (22.62%) MbUnit
6 18 (21.43%) SpecFlow
7 16 (19.05%) Mocha
7 16 (19.05%) Protractor
8 15 (17.86%) QUnit
8 15 (17.86%) Sinon.JS
9 14 (16.67%) Selenium
10 11 (13.10%) JUnit
10 11 (13.10%) Team Foundation Server
11 7 (8.33%) jMock
12 6 (7.14%) Jenkins
12 6 (7.14%) WebDriver
13 5 (5.95%) JIRA
13 5 (5.95%) SoapUI
General
1 32 (38.10%) Finance
2 10 (11.90%) Games
3 8 (9.52%) Banking
4 4 (4.76%) Retail
4 4 (4.76%) Wholesale Banking
5 2 (2.38%) Automotive
6 1 (1.19%) Electronics
6 1 (1.19%) Manufacturing
6 1 (1.19%) Marketing
6 1 (1.19%) Telecoms
Job Titles
1 51 (60.71%) Developer
2 24 (28.57%) Agile Developer
3 19 (22.62%) Senior Developer
4 18 (21.43%) Senior Agile Developer
5 16 (19.05%) JavaScript Developer
6 13 (15.48%) Scrum Master
7 10 (11.90%) Full Stack Developer
8 8 (9.52%) Analyst
8 8 (9.52%) Test Analyst
9 7 (8.33%) Angular Developer
10 5 (5.95%) Automation Test Analyst
10 5 (5.95%) Developer in Test
10 5 (5.95%) Java Developer
11 4 (4.76%) Front End Developer (Client-Side Developer)
11 4 (4.76%) QA Engineer
12 3 (3.57%) Agile Scrum Master
12 3 (3.57%) C# Developer
12 3 (3.57%) Java Programmer
12 3 (3.57%) Test Automation Developer
12 3 (3.57%) Test Automation Engineer
Libraries, Frameworks & Software Standards
1 47 (55.95%) AngularJS
2 41 (48.81%) HTML
2 41 (48.81%) HTML5
3 37 (44.05%) CSS
3 37 (44.05%) CSS3
4 33 (39.29%) .NET
5 29 (34.52%) jQuery
6 22 (26.19%) Web Services
7 20 (23.81%) WCF
8 19 (22.62%) ASP.NET Web API
8 19 (22.62%) KnockoutJS
9 16 (19.05%) Sass
10 15 (17.86%) MEAN Stack
11 14 (16.67%) XML
12 13 (15.48%) Twitter Bootstrap
13 11 (13.10%) Gherkin
13 11 (13.10%) Velocity
14 9 (10.71%) Express
15 8 (9.52%) RESTful
16 7 (8.33%) Spring MVC
Miscellaneous
1 16 (19.05%) Analytical Skills
2 14 (16.67%) User Experience
3 7 (8.33%) Management Information System
3 7 (8.33%) Video on Demand
4 6 (7.14%) IVR
4 6 (7.14%) Smartcard
5 4 (4.76%) Computer Science
6 3 (3.57%) Client/Server
6 3 (3.57%) Mobile App
7 1 (1.19%) Inversion of Control
Operating Systems
1 3 (3.57%) Unix
2 2 (2.38%) Apple iOS
3 1 (1.19%) Windows
Processes & Methodologies
1 81 (96.43%) Agile Software Development
2 77 (91.67%) TDD
3 56 (66.67%) BDD
4 49 (58.33%) Continuous Integration
4 49 (58.33%) Scrum
5 30 (35.71%) Mentoring
6 27 (32.14%) Continuous Improvement
7 26 (30.95%) Unit Testing
8 25 (29.76%) Pair Programming
9 23 (27.38%) DevOps
10 21 (25.00%) Web Development
11 20 (23.81%) MVC
12 19 (22.62%) Test-First Development
13 16 (19.05%) Kanban
13 16 (19.05%) User Stories
14 15 (17.86%) Automated Testing
15 14 (16.67%) OO
16 13 (15.48%) Don't repeat yourself (DRY)
16 13 (15.48%) SOLID
17 11 (13.10%) Test Automation
Programming Languages
1 42 (50.00%) JavaScript
2 37 (44.05%) C#
3 19 (22.62%) Java
3 19 (22.62%) TypeScript
4 14 (16.67%) SQL
5 13 (15.48%) ECMAScript
5 13 (15.48%) ES6
6 5 (5.95%) Ruby
7 3 (3.57%) Apple Swift
7 3 (3.57%) Scala
7 3 (3.57%) Shell Script
8 1 (1.19%) C++
8 1 (1.19%) Python
8 1 (1.19%) VB
Qualifications
1 11 (13.10%) Degree
2 9 (10.71%) ISTQB Foundation Certification
3 8 (9.52%) ISEB
4 6 (7.14%) ISTQB
5 1 (1.19%) Security Cleared
Quality Assurance & Compliance
1 6 (7.14%) QA
2 1 (1.19%) SDET
Vendors
1 10 (11.90%) Microsoft
2 3 (3.57%) Oracle
2 3 (3.57%) SAP
2 3 (3.57%) Xamarin
3 2 (2.38%) Infor
3 2 (2.38%) Rally
3 2 (2.38%) Salesforce.com
4 1 (1.19%) Atlassian