The following table provides summary statistics for contract job vacancies advertised in England 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 29 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.

Acceptance Test-Driven Development (ATDD)
UK / England
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 509 588 583
Rank change year-on-year +79 -5  
Contract jobs citing ATDD 68 38 23
As % of all contract IT jobs advertised in England 0.16% 0.077% 0.047%
As % of the Processes & Methodologies category 0.20% 0.092% 0.059%
Number of daily rates quoted 41 35 19
Median daily rate £500 £515 £410
Median daily rate % change year-on-year -2.91% +25.60%  
90% offered a daily rate of more than £425 £410 £325
10% offered a daily rate of more than £600 £540 £476
UK excluding London median daily rate £498 £394 £338
% change year-on-year +26.34% +16.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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 England with a requirement for process and methodology skills.

Contract Process & Methodology Skills
England
Contract job vacancies with a requirement for process and methodology skills 34744 41185 38836
As % of all contract IT job vacancies advertised in England 83.25% 82.92% 80.01%
Number of daily rates quoted 23057 27403 24454
Median daily rate £450 £438 £425
Median daily rate % change year-on-year +2.85% +2.94%  
90% offered a daily rate of more than £300 £300 £280
10% offered a daily rate of more than £600 £600 £580
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 869 998 1135
Median hourly rate £35.00 £36.00 £27.50
Median hourly rate % change year-on-year -2.77% +30.90%  
90% offered a hourly rate of more than £13.00 £13.00 £12.00
10% offered a hourly rate of more than £52.50 £52.50 £49.50
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

ATDD
Job Vacancy Trend in England

The job posting trend of jobs advertised in England 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 England

ATDD
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for ATDD in England

ATDD
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing ATDD in England over the 3 months to 29 March 2017.

Contractor daily rate histogram for ATDD in England

ATDD
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing ATDD within the England region over the 3 months to 29 March 2017. 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 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
London +40 41 £495 -4.11% 12
East of England +8 13 £500 +11.11% 2
South East - 5 £413 - 2
South West - 4 - - 4
West Midlands +16 3 £563 +7.14%
North West +29 1 - - 3
ATDD
UK

For the 6 months to 29 March 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 England region with a requirement for ATDD.

1 141 (98.60%) Agile Software Development
2 128 (89.51%) BDD
3 126 (88.11%) TDD
4 84 (58.74%) Scrum
5 73 (51.05%) Java
6 62 (43.36%) Kanban
7 56 (39.16%) JIRA
8 53 (37.06%) Jenkins
9 51 (35.66%) Git (software)
10 49 (34.27%) Continuous Integration
11 46 (32.17%) QA
12 45 (31.47%) Selenium
13 42 (29.37%) Test Automation
13 42 (29.37%) Cucumber
14 38 (26.57%) WebDriver
15 37 (25.87%) Maven
16 36 (25.17%) Continuous Delivery
17 33 (23.08%) DevOps
17 33 (23.08%) OO
18 32 (22.38%) Finance
18 32 (22.38%) Open Source
18 32 (22.38%) RESTful
19 31 (21.68%) AngularJS
20 30 (20.98%) Gherkin
20 30 (20.98%) JUnit
21 29 (20.28%) Confluence
22 27 (18.88%) Spring
23 26 (18.18%) Mentoring
24 25 (17.48%) User Stories
24 25 (17.48%) Software Testing

ATDD
Co-occurring IT Skills in England 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 29 (20.28%) Confluence
2 19 (13.29%) Tomcat
3 11 (7.69%) Cloud Foundry
4 5 (3.50%) Apache
4 5 (3.50%) WebLogic
5 4 (2.80%) ATG Dynamo
6 3 (2.10%) Apache Spark
6 3 (2.10%) Mule
6 3 (2.10%) NServiceBus
7 2 (1.40%) GlassFish
7 2 (1.40%) JBoss
8 1 (0.70%) Jetty
Applications
1 4 (2.80%) MS Excel
2 3 (2.10%) MS Office
Business Applications
1 2 (1.40%) SAP Oil and Gas
Cloud Services
1 23 (16.08%) Amazon AWS
2 16 (11.19%) Microsoft Azure
3 12 (8.39%) PaaS
4 11 (7.69%) OpenShift
5 9 (6.29%) GitHub
6 8 (5.59%) IaaS
7 7 (4.90%) CloudBees
8 5 (3.50%) Heroku
9 3 (2.10%) Google Cloud Platform
9 3 (2.10%) Google Play
10 2 (1.40%) Amazon EMR
11 1 (0.70%) Google App Engine
Communications & Networking
1 4 (2.80%) HTTP
2 1 (0.70%) Firewall
Database & Business Intelligence
1 6 (4.20%) SQL Server
2 5 (3.50%) Hadoop
3 4 (2.80%) Big Data
3 4 (2.80%) MongoDB
3 4 (2.80%) PostgreSQL
3 4 (2.80%) Relational Database
3 4 (2.80%) SQL Server 2012
4 3 (2.10%) HDInsight
4 3 (2.10%) Spark SQL
5 2 (1.40%) Electronic Patient Records
5 2 (1.40%) NoSQL
6 1 (0.70%) Apache Cassandra
6 1 (0.70%) Couchbase
6 1 (0.70%) CouchDB
6 1 (0.70%) Data Warehouse
6 1 (0.70%) MySQL
Development Applications
1 56 (39.16%) JIRA
2 53 (37.06%) Jenkins
3 51 (35.66%) Git (software)
4 45 (31.47%) Selenium
5 42 (29.37%) Cucumber
6 38 (26.57%) WebDriver
7 37 (25.87%) Maven
8 30 (20.98%) JUnit
9 24 (16.78%) TeamCity
10 23 (16.08%) JBehave
11 18 (12.59%) Ant
11 18 (12.59%) SoapUI
12 17 (11.89%) SpecFlow
13 16 (11.19%) Atlassian Bamboo
13 16 (11.19%) Gradle
14 14 (9.79%) Mockito
15 11 (7.69%) Moq
15 11 (7.69%) Subversion
16 9 (6.29%) FitNesse
16 9 (6.29%) Robot Framework
General
1 32 (22.38%) Finance
2 13 (9.09%) Banking
3 11 (7.69%) Games
3 11 (7.69%) Retail
4 7 (4.90%) Investment Banking
5 3 (2.10%) Marketing
5 3 (2.10%) Telecoms
6 2 (1.40%) Advertising
6 2 (1.40%) Electronics
6 2 (1.40%) Manufacturing
7 1 (0.70%) Financial Institution
7 1 (0.70%) Finnish Language
7 1 (0.70%) Legal
Job Titles
1 63 (44.06%) Developer
2 20 (13.99%) Java Developer
3 15 (10.49%) Scrum Master
4 14 (9.79%) Developer in Test
4 14 (9.79%) Scala Developer
5 13 (9.09%) Test Manager
5 13 (9.09%) Tester
6 11 (7.69%) Automation Tester
6 11 (7.69%) Test Engineer
7 10 (6.99%) Architect
8 9 (6.29%) Agile Test Manager
8 9 (6.29%) Senior Developer
9 8 (5.59%) .NET Developer
9 8 (5.59%) Test Automation Engineer
10 7 (4.90%) Java Engineer
11 6 (4.20%) Agile Developer
11 6 (4.20%) Front End Developer (Client-Side Developer)
11 6 (4.20%) Software Developer
12 5 (3.50%) Agile Scrum Master
12 5 (3.50%) C# Developer
Libraries, Frameworks & Software Standards
1 32 (22.38%) RESTful
2 31 (21.68%) AngularJS
3 30 (20.98%) Gherkin
4 27 (18.88%) Spring
5 21 (14.69%) Node.js
6 20 (13.99%) jQuery
7 19 (13.29%) CSS
7 19 (13.29%) JSON
8 18 (12.59%) Hibernate
8 18 (12.59%) HTML
9 17 (11.89%) React
9 17 (11.89%) Web Services
10 16 (11.19%) HTML5
10 16 (11.19%) REST
11 14 (9.79%) CSS3
12 13 (9.09%) Sass
13 11 (7.69%) .NET
13 11 (7.69%) LESS
13 11 (7.69%) SOAP
14 10 (6.99%) Backbone.js
Miscellaneous
1 18 (12.59%) Algorithms
2 15 (10.49%) Data Structures
3 13 (9.09%) User Experience
4 10 (6.99%) Mobile App
5 4 (2.80%) W3C
6 3 (2.10%) Analytical Skills
6 3 (2.10%) Video on Demand
7 2 (1.40%) Computer Science
7 2 (1.40%) FMCG
8 1 (0.70%) Linux Command Line
8 1 (0.70%) Management Information System
Operating Systems
1 5 (3.50%) Unix
2 4 (2.80%) Linux
3 3 (2.10%) Android
3 3 (2.10%) Apple iOS
3 3 (2.10%) Windows
Processes & Methodologies
1 141 (98.60%) Agile Software Development
2 128 (89.51%) BDD
3 126 (88.11%) TDD
4 84 (58.74%) Scrum
5 62 (43.36%) Kanban
6 49 (34.27%) Continuous Integration
7 42 (29.37%) Test Automation
8 36 (25.17%) Continuous Delivery
9 33 (23.08%) DevOps
9 33 (23.08%) OO
10 32 (22.38%) Open Source
11 26 (18.18%) Mentoring
12 25 (17.48%) Software Testing
12 25 (17.48%) User Stories
13 23 (16.08%) Test Strategy
14 22 (15.38%) Feature Driven Development
14 22 (15.38%) OOD
15 21 (14.69%) Software Engineering
16 20 (13.99%) Continuous Improvement
17 18 (12.59%) Automation Testing
Programming Languages
1 73 (51.05%) Java
2 25 (17.48%) C#
3 23 (16.08%) JavaScript
4 16 (11.19%) SQL
5 13 (9.09%) Clojure
5 13 (9.09%) Go
5 13 (9.09%) Rust
5 13 (9.09%) Scala
6 11 (7.69%) F#
6 11 (7.69%) Python
7 5 (3.50%) Ruby
8 4 (2.80%) Perl
9 3 (2.10%) Apple Swift
9 3 (2.10%) Objective-C
9 3 (2.10%) PHP
9 3 (2.10%) PowerShell
9 3 (2.10%) Shell Script
9 3 (2.10%) T-SQL
10 2 (1.40%) C++
11 1 (0.70%) C
Qualifications
1 9 (6.29%) Degree
2 5 (3.50%) ISEB
3 3 (2.10%) BPSS Clearance
4 2 (1.40%) ISTQB
5 1 (0.70%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 46 (32.17%) QA
2 15 (10.49%) SDET
3 4 (2.80%) PCI DSS
4 2 (1.40%) Disclosure Scotland
System Software
1 5 (3.50%) Docker
Systems Management
1 15 (10.49%) Ansible
1 15 (10.49%) Opscode Chef
1 15 (10.49%) Puppet
Vendors
1 15 (10.49%) Atlassian
2 7 (4.90%) Microsoft
3 6 (4.20%) Google
4 5 (3.50%) ATG
5 4 (2.80%) Apple
5 4 (2.80%) MuleSoft
5 4 (2.80%) Telerik
5 4 (2.80%) Xamarin
6 2 (1.40%) Oracle
6 2 (1.40%) SAP
7 1 (0.70%) BEA
7 1 (0.70%) ForgeRock
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