The following table provides summary statistics for contract job vacancies 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 22 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)
UK
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 529 603 604
Rank change year-on-year +74 +1  
Contract jobs citing ATDD 86 42 39
As % of all contract IT jobs advertised in the UK 0.18% 0.078% 0.069%
As % of the Processes & Methodologies category 0.22% 0.093% 0.086%
Number of daily rates quoted 66 35 30
Median daily rate £473 £400 £419
Median daily rate % change year-on-year +18.05% -4.41%  
90% offered a daily rate of more than £300 £350 £325
10% offered a daily rate of more than £600 £543 £600
UK excluding London median daily rate £420 £388 £413
% change year-on-year +8.38% -6.06%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £36.00 -
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 with a requirement for process and methodology skills.

Contract Process & Methodology Skills
UK
Contract job vacancies with a requirement for process and methodology skills 39590 44959 45378
As % of all contract IT job vacancies advertised in the UK 84.46% 83.37% 80.72%
Number of daily rates quoted 25806 29818 29077
Median daily rate £450 £438 £413
Median daily rate % change year-on-year +2.85% +6.06%  
90% offered a daily rate of more than £313 £300 £285
10% offered a daily rate of more than £600 £600 £575
UK excluding London median daily rate £415 £400 £385
% change year-on-year +3.75% +3.89%  
Number of hourly rates quoted 1062 1087 1274
Median hourly rate £32.50 £27.50 £27.50
Median hourly rate % change year-on-year +18.18% -  
90% offered a hourly rate of more than £13.00 £12.58 £12.10
10% offered a hourly rate of more than £52.50 £47.80 £50.00
UK excluding London median hourly rate £33.50 £28.50 £30.00
% change year-on-year +17.54% -5.00%  

ATDD
Job Vacancy Trend

The job posting trend of jobs advertised 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 the UK

ATDD
Contractor Daily Rate Trend

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

Contractor daily rate trend for ATDD in the UK

ATDD
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing ATDD over the 3 months to 22 June 2017.

Contractor daily rate histogram for ATDD in the UK

ATDD
Top 30 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 22 June 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
England +95 84 £474 +18.36% 13
London +47 61 £475 +15.15% 9
City of London +9 14 £475 +16.92% 3
South East +29 11 £413 +10.00%
Hampshire +15 5 £450 -
Nottinghamshire - 4 £300 -
North West - 4 £600 - 1
East Midlands - 4 £300 -
Nottingham - 4 £300 -
Berkshire +18 3 £593 +58.00%
Manchester - 3 £600 - 1
Reading - 3 £593 -
Yorkshire +27 2 £558 -
West Yorkshire +23 2 £558 -
Bromley +1 2 £575 -3.96%
South West - 2 £435 -
Buckinghamshire - 2 £350 -
Southampton - 2 £400 -
Wiltshire - 2 £435 -
Milton Keynes - 2 £350 -
Leeds +12 1 - -
Surrey - 1 £413 -
Cheshire - 1 - -
Swindon - 1 £420 -
Malmesbury - 1 £450 -
Leatherhead - 1 £413 -
Halifax - 1 £558 -
Fareham - 1 £500 -
Eastleigh - 1 - -
Croydon - 1 - -

For the 6 months to 22 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 with a requirement for ATDD.

1 148 (94.87%) Agile Software Development
2 140 (89.74%) TDD
3 130 (83.33%) BDD
4 94 (60.26%) Test Automation
5 90 (57.69%) Scrum
6 72 (46.15%) Continuous Integration
7 65 (41.67%) Kanban
8 64 (41.03%) Java
9 56 (35.90%) JIRA
10 55 (35.26%) User Stories
11 53 (33.97%) Jenkins
11 53 (33.97%) Git (software)
12 49 (31.41%) Cucumber
13 44 (28.21%) AngularJS
14 39 (25.00%) Selenium
15 38 (24.36%) Web Services
16 37 (23.72%) QA
16 37 (23.72%) Confluence
17 34 (21.79%) JavaScript
17 34 (21.79%) HTML
18 33 (21.15%) Open Source
19 32 (20.51%) Continuous Delivery
20 31 (19.87%) Gherkin
20 31 (19.87%) RESTful
20 31 (19.87%) JSON
21 30 (19.23%) DevOps
22 29 (18.59%) Mentoring
22 29 (18.59%) WebDriver
23 28 (17.95%) CSS
23 28 (17.95%) Node.js

ATDD
Co-occurring 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 37 (23.72%) Confluence
2 18 (11.54%) Tomcat
3 13 (8.33%) Apache
4 6 (3.85%) Anypoint
4 6 (3.85%) Mule
4 6 (3.85%) Mule ESB
5 4 (2.56%) WebLogic
6 3 (1.92%) ATG Dynamo
6 3 (1.92%) Cloud Foundry
6 3 (1.92%) NServiceBus
7 2 (1.28%) Apache Pig
7 2 (1.28%) Apache Spark
7 2 (1.28%) GlassFish
7 2 (1.28%) JBoss
8 1 (0.64%) CMS
8 1 (0.64%) Elasticsearch
8 1 (0.64%) Sitecore CMS
Applications
1 1 (0.64%) Microsoft Office
Business Applications
1 2 (1.28%) SAP Oil and Gas
Cloud Services
1 15 (9.62%) Microsoft Azure
2 12 (7.69%) Amazon AWS
3 7 (4.49%) PaaS
4 4 (2.56%) GitHub
4 4 (2.56%) IaaS
5 3 (1.92%) BrowserStack
5 3 (1.92%) CloudBees
5 3 (1.92%) Google Play
5 3 (1.92%) OpenShift
6 1 (0.64%) AWS CloudFormation
Communications & Networking
1 9 (5.77%) HTTP
2 7 (4.49%) LDAP
3 2 (1.28%) Firewall
4 1 (0.64%) MQTT
4 1 (0.64%) Wireshark
Database & Business Intelligence
1 16 (10.26%) SQL Server
2 11 (7.05%) MongoDB
3 10 (6.41%) NoSQL
4 8 (5.13%) Apache Cassandra
4 8 (5.13%) Big Data
5 7 (4.49%) MySQL
6 5 (3.21%) Hadoop
7 4 (2.56%) Relational Database
7 4 (2.56%) SQL Server 2012
8 2 (1.28%) Apache Hive
8 2 (1.28%) SQL Server Integration Services
9 1 (0.64%) Couchbase
9 1 (0.64%) SQL Server 2008
Development Applications
1 56 (35.90%) JIRA
2 53 (33.97%) Git (software)
2 53 (33.97%) Jenkins
3 49 (31.41%) Cucumber
4 39 (25.00%) Selenium
5 29 (18.59%) WebDriver
6 23 (14.74%) JUnit
6 23 (14.74%) TeamCity
7 21 (13.46%) SpecFlow
7 21 (13.46%) Subversion
8 20 (12.82%) Maven
9 17 (10.90%) Atlassian Bamboo
10 12 (7.69%) Mockito
11 10 (6.41%) JBehave
11 10 (6.41%) SoapUI
12 8 (5.13%) Capybara
12 8 (5.13%) JMeter
12 8 (5.13%) Moq
12 8 (5.13%) Octopus Deploy
13 7 (4.49%) Log4j
General
1 22 (14.10%) Finance
2 17 (10.90%) Games
3 16 (10.26%) Banking
4 9 (5.77%) Retail
5 7 (4.49%) Investment Banking
6 4 (2.56%) Marketing
7 2 (1.28%) Advertising
7 2 (1.28%) Electronics
7 2 (1.28%) Manufacturing
7 2 (1.28%) Telecoms
8 1 (0.64%) Back Office
8 1 (0.64%) Law
8 1 (0.64%) Legal
8 1 (0.64%) Retail Banking
Job Titles
1 74 (47.44%) Developer
2 18 (11.54%) .NET Developer
3 16 (10.26%) Developer in Test
3 16 (10.26%) Scrum Master
4 15 (9.62%) Test Manager
5 13 (8.33%) Analyst
6 12 (7.69%) Agile Test Manager
7 11 (7.05%) Java Developer
7 11 (7.05%) Scala Developer
8 10 (6.41%) Business Analyst
8 10 (6.41%) Senior Developer
9 9 (5.77%) Azure Developer
9 9 (5.77%) Test Engineer
10 8 (5.13%) Architect
11 7 (4.49%) JavaScript Developer
12 6 (3.85%) Agile Business Analyst
12 6 (3.85%) Front End Developer (Client-Side Developer)
12 6 (3.85%) Tester
13 5 (3.21%) Junior
13 5 (3.21%) Senior .NET Developer
Libraries, Frameworks & Software Standards
1 44 (28.21%) AngularJS
2 38 (24.36%) Web Services
3 34 (21.79%) HTML
4 31 (19.87%) Gherkin
4 31 (19.87%) JSON
4 31 (19.87%) RESTful
5 28 (17.95%) CSS
5 28 (17.95%) Node.js
6 27 (17.31%) jQuery
6 27 (17.31%) React
7 25 (16.03%) XML
8 24 (15.38%) HTML5
9 23 (14.74%) .NET
9 23 (14.74%) CSS3
10 22 (14.10%) REST
11 21 (13.46%) Sass
11 21 (13.46%) Spring
12 20 (12.82%) LESS
13 19 (12.18%) Velocity
14 12 (7.69%) Hibernate
Miscellaneous
1 12 (7.69%) Mobile App
1 12 (7.69%) Video on Demand
2 10 (6.41%) User Experience
3 9 (5.77%) Algorithms
4 8 (5.13%) Greenfield Project
5 7 (4.49%) Client/Server
6 5 (3.21%) Data Structures
7 3 (1.92%) Management Information System
7 3 (1.92%) Public Cloud
7 3 (1.92%) W3C
8 2 (1.28%) Computer Science
8 2 (1.28%) FMCG
9 1 (0.64%) Analytical Skills
9 1 (0.64%) Equities
9 1 (0.64%) Linux Command Line
9 1 (0.64%) NHS
9 1 (0.64%) Virtual Team
Operating Systems
1 10 (6.41%) Windows
2 9 (5.77%) Linux
3 6 (3.85%) Unix
4 4 (2.56%) Android
4 4 (2.56%) Apple iOS
Processes & Methodologies
1 148 (94.87%) Agile Software Development
2 140 (89.74%) TDD
3 130 (83.33%) BDD
4 94 (60.26%) Test Automation
5 90 (57.69%) Scrum
6 72 (46.15%) Continuous Integration
7 65 (41.67%) Kanban
8 55 (35.26%) User Stories
9 33 (21.15%) Open Source
10 32 (20.51%) Continuous Delivery
11 30 (19.23%) DevOps
12 29 (18.59%) Mentoring
13 27 (17.31%) OO
14 26 (16.67%) Feature Driven Development
15 22 (14.10%) Continuous Improvement
16 20 (12.82%) OOD
16 20 (12.82%) Scrum-ban
16 20 (12.82%) SOA
17 19 (12.18%) High Availability
18 18 (11.54%) Test Strategy
Programming Languages
1 64 (41.03%) Java
2 34 (21.79%) JavaScript
3 24 (15.38%) SQL
4 21 (13.46%) C#
5 15 (9.62%) Python
5 15 (9.62%) Scala
6 12 (7.69%) Ruby
7 9 (5.77%) Go
8 7 (4.49%) Bash Shell
8 7 (4.49%) C++
9 6 (3.85%) Apple Swift
10 5 (3.21%) Clojure
10 5 (3.21%) F#
10 5 (3.21%) PHP
10 5 (3.21%) Rust
10 5 (3.21%) Shell Script
11 3 (1.92%) Groovy
11 3 (1.92%) Objective-C
11 3 (1.92%) Perl
11 3 (1.92%) PowerShell
Qualifications
1 24 (15.38%) Degree
2 5 (3.21%) ISEB
3 4 (2.56%) ISTQB
4 2 (1.28%) Computer Science Degree
5 1 (0.64%) BPSS Clearance
Quality Assurance & Compliance
1 37 (23.72%) QA
2 1 (0.64%) Disclosure Scotland
System Software
1 2 (1.28%) Docker
Systems Management
1 9 (5.77%) Ansible
2 8 (5.13%) Graphite
3 7 (4.49%) Grafana
3 7 (4.49%) HP SiteScope
3 7 (4.49%) Nagios
3 7 (4.49%) ZABBIX
4 6 (3.85%) Opscode Chef
4 6 (3.85%) Puppet
5 3 (1.92%) Mesos
6 2 (1.28%) Kibana
7 1 (0.64%) Consul
7 1 (0.64%) HP Quality Center
7 1 (0.64%) logstash
7 1 (0.64%) Terraform
Vendors
1 9 (5.77%) Atlassian
2 8 (5.13%) HP
2 8 (5.13%) Microsoft
3 7 (4.49%) Dynatrace
3 7 (4.49%) MuleSoft
4 6 (3.85%) Xamarin
5 5 (3.21%) Apple
5 5 (3.21%) Telerik
6 4 (2.56%) ATG
7 3 (1.92%) Google
7 3 (1.92%) SOASTA, Inc
8 2 (1.28%) Cisco
8 2 (1.28%) ForgeRock
8 2 (1.28%) SAP
9 1 (0.64%) BEA
9 1 (0.64%) CA Agile Central
9 1 (0.64%) GoldenSource
9 1 (0.64%) Oracle
9 1 (0.64%) Sitecore
9 1 (0.64%) Splunk