The following table provides summary statistics for contract job vacancies advertised in Wales with a requirement for BDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited BDD over the 3 months to 28 May 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.

Behaviour-Driven Development (BDD)
UK / Wales
3 months to
28 May 2017
Same period 2016 Same period 2015
Rank 49 28 19
Rank change year-on-year -21 -9  
Contract jobs citing BDD 14 36 63
As % of all contract IT jobs advertised in Wales 2.20% 6.52% 7.90%
As % of the Processes & Methodologies category 2.60% 8.37% 9.42%
Number of daily rates quoted 10 27 57
Median daily rate £369 £388 £408
Median daily rate % change year-on-year -4.83% -4.90%  
90% offered a daily rate of more than £325 £323 £325
10% offered a daily rate of more than £525 £550 £463
UK excluding London median daily rate £400 £400 £373
% change year-on-year - +7.38%  
Number of hourly rates quoted 0 3 0
Median hourly rate - £43.50 -
UK excluding London median hourly rate £50.00 £44.25 -
% change year-on-year +12.99% -  

BDD 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 Wales with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Wales
Contract job vacancies with a requirement for process and methodology skills 539 430 669
As % of all contract IT job vacancies advertised in Wales 84.75% 77.90% 83.94%
Number of daily rates quoted 387 298 444
Median daily rate £380 £388 £365
Median daily rate % change year-on-year -1.93% +6.16%  
90% offered a daily rate of more than £270 £290 £275
10% offered a daily rate of more than £525 £525 £463
UK excluding London median daily rate £413 £400 £388
% change year-on-year +3.12% +3.22%  
Number of hourly rates quoted 48 26 27
Median hourly rate £36.50 £41.50 £15.25
Median hourly rate % change year-on-year -12.04% +172.13%  
90% offered a hourly rate of more than £14.50 £12.58 £12.07
10% offered a hourly rate of more than £60.00 £47.00 £34.50
UK excluding London median hourly rate £35.00 £32.50 £30.00
% change year-on-year +7.69% +8.33%  

BDD
Job Vacancy Trend in Wales

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

Job vacancy trend for BDD in Wales

BDD
Contractor Daily Rate Trend in Wales

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

Contractor daily rate trend for BDD in Wales

BDD
Contractor Daily Rate Histogram in Wales

The daily rate distribution of IT jobs citing BDD in Wales over the 3 months to 28 May 2017.

Contractor daily rate histogram for BDD in Wales

BDD
Contractor Hourly Rate Trend in Wales

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing BDD in Wales.

Contractor hourly rate trend for BDD in Wales

BDD
Contract Job Locations in Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing BDD within the Wales region over the 3 months to 28 May 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
South Wales -10 14 £369 -4.83% 1
BDD
UK

For the 6 months to 28 May 2017, IT contractor jobs citing BDD 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 Wales region with a requirement for BDD.

1 25 (92.59%) TDD
2 22 (81.48%) Agile Software Development
3 13 (48.15%) Scrum
4 12 (44.44%) Java
5 10 (37.04%) Kanban
5 10 (37.04%) RESTful
6 9 (33.33%) Test Automation
6 9 (33.33%) Python
7 8 (29.63%) NoSQL
7 8 (29.63%) Jenkins
7 8 (29.63%) DevOps
8 7 (25.93%) AngularJS
8 7 (25.93%) JavaScript
8 7 (25.93%) HTML
8 7 (25.93%) CSS
9 6 (22.22%) Analytical Skills
9 6 (22.22%) Greenfield Project
10 5 (18.52%) Microservices
10 5 (18.52%) Mentoring
10 5 (18.52%) Web Services
10 5 (18.52%) Oracle
10 5 (18.52%) Cucumber
10 5 (18.52%) HTML5
10 5 (18.52%) CSS3
11 4 (14.81%) Node.js
11 4 (14.81%) REST
11 4 (14.81%) Cloudera
11 4 (14.81%) Business Analytics
11 4 (14.81%) PaaS
11 4 (14.81%) MongoDB

BDD
Co-occurring IT Skills in Wales 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 4 (14.81%) Apache Spark
1 4 (14.81%) Elasticsearch
2 1 (3.70%) Confluence
2 1 (3.70%) WebLogic
Applications
1 1 (3.70%) Photoshop
Cloud Services
1 4 (14.81%) PaaS
2 3 (11.11%) GitHub
3 1 (3.70%) Amazon AWS
3 1 (3.70%) BrowserStack
3 1 (3.70%) Microsoft Azure
Communications & Networking
1 1 (3.70%) HTTP
Database & Business Intelligence
1 8 (29.63%) NoSQL
2 4 (14.81%) Hadoop
2 4 (14.81%) MongoDB
3 3 (11.11%) Apache Cassandra
4 2 (7.41%) Relational Database
5 1 (3.70%) Couchbase
5 1 (3.70%) MySQL
5 1 (3.70%) SQL Server
5 1 (3.70%) SQL Server 2008
5 1 (3.70%) SQL Server 2012
Development Applications
1 8 (29.63%) Jenkins
2 5 (18.52%) Cucumber
3 4 (14.81%) Selenium
4 1 (3.70%) Git (software)
4 1 (3.70%) Jasmine
4 1 (3.70%) JBehave
4 1 (3.70%) JIRA
4 1 (3.70%) JUnit
4 1 (3.70%) MbUnit
4 1 (3.70%) Mercurial
4 1 (3.70%) Mocha
4 1 (3.70%) MSTest
4 1 (3.70%) NUnit
4 1 (3.70%) SpecFlow
4 1 (3.70%) Subversion
4 1 (3.70%) TeamCity
4 1 (3.70%) Visual Studio
4 1 (3.70%) WebDriver
4 1 (3.70%) webpack
4 1 (3.70%) Xcode
General
1 2 (7.41%) Banking
2 1 (3.70%) Finance
2 1 (3.70%) Investment Banking
2 1 (3.70%) Legal
2 1 (3.70%) Marketing
Job Titles
1 16 (59.26%) Developer
2 4 (14.81%) Java Engineer
2 4 (14.81%) Java Software Engineer
2 4 (14.81%) Scala Developer
2 4 (14.81%) Software Engineer
3 3 (11.11%) Architect
3 3 (11.11%) Front End Developer (Client-Side Developer)
3 3 (11.11%) Technical Architect
4 2 (7.41%) .NET Developer
4 2 (7.41%) Agile Developer
4 2 (7.41%) Java Architect
4 2 (7.41%) Java Developer
4 2 (7.41%) Java Technical Architect
4 2 (7.41%) Senior Developer
4 2 (7.41%) Senior Front-End Developer
5 1 (3.70%) Angular Developer
5 1 (3.70%) DevOps Developer
5 1 (3.70%) HTML CSS Developer
5 1 (3.70%) Java Automation Tester
5 1 (3.70%) Selenium Automation Tester
Libraries, Frameworks & Software Standards
1 10 (37.04%) RESTful
2 7 (25.93%) AngularJS
2 7 (25.93%) CSS
2 7 (25.93%) HTML
3 5 (18.52%) CSS3
3 5 (18.52%) HTML5
3 5 (18.52%) Web Services
4 4 (14.81%) Node.js
4 4 (14.81%) REST
4 4 (14.81%) Swagger
5 3 (11.11%) JSON
5 3 (11.11%) Kafka
5 3 (11.11%) RabbitMQ
6 2 (7.41%) .NET
6 2 (7.41%) Gherkin
6 2 (7.41%) jQuery
6 2 (7.41%) KnockoutJS
6 2 (7.41%) React
6 2 (7.41%) Sass
7 1 (3.70%) Express
Miscellaneous
1 6 (22.22%) Analytical Skills
1 6 (22.22%) Greenfield Project
2 4 (14.81%) Algorithms
3 1 (3.70%) Enterprise Software
3 1 (3.70%) User Experience
3 1 (3.70%) W3C
Operating Systems
1 1 (3.70%) Apple iOS
1 1 (3.70%) Linux
1 1 (3.70%) Mac OS
Processes & Methodologies
1 25 (92.59%) TDD
2 22 (81.48%) Agile Software Development
3 13 (48.15%) Scrum
4 10 (37.04%) Kanban
5 9 (33.33%) Test Automation
6 8 (29.63%) DevOps
7 5 (18.52%) Mentoring
7 5 (18.52%) Microservices
8 4 (14.81%) Analytics
8 4 (14.81%) Business Analytics
8 4 (14.81%) Business Intelligence
8 4 (14.81%) Continuous Integration
8 4 (14.81%) Mobile First
8 4 (14.81%) Open Source
8 4 (14.81%) Software Engineering
9 3 (11.11%) Event-Driven Architecture
9 3 (11.11%) Front End Development
9 3 (11.11%) High Availability
9 3 (11.11%) Service Design
9 3 (11.11%) Unit Testing
Programming Languages
1 12 (44.44%) Java
2 9 (33.33%) Python
3 7 (25.93%) JavaScript
4 4 (14.81%) SQL
5 1 (3.70%) Apple Swift
5 1 (3.70%) C#
5 1 (3.70%) Objective-C
5 1 (3.70%) PHP
5 1 (3.70%) Ruby
5 1 (3.70%) Scala
5 1 (3.70%) TypeScript
Qualifications
1 2 (7.41%) Security Cleared
2 1 (3.70%) SC Cleared
Quality Assurance & Compliance
1 3 (11.11%) QA
2 1 (3.70%) WAI
2 1 (3.70%) WCAG
System Software
1 1 (3.70%) Docker
Vendors
1 5 (18.52%) Oracle
2 4 (14.81%) Cloudera
2 4 (14.81%) SAP
2 4 (14.81%) Teradata
3 1 (3.70%) Apple
3 1 (3.70%) CA Agile Central