The following table provides summary statistics for contract job vacancies advertised in Warrington 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 23 April 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)
Cheshire / Warrington
3 months to
23 Apr 2017
Same period 2016 Same period 2015
Rank 14 52 40
Rank change year-on-year +38 -12  
Contract jobs citing BDD 2 3 2
As % of all contract IT jobs advertised in Warrington 2.08% 0.79% 0.91%
As % of the Processes & Methodologies category 2.63% 0.87% 0.98%
Number of daily rates quoted 2 3 2
Median daily rate £348 £350 £425
Median daily rate % change year-on-year -0.50% -17.64%  
UK excluding London median daily rate £408 £400 £375
% change year-on-year +1.87% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £50.00 £47.25 -
% change year-on-year +5.82% -  

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 Warrington with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Warrington
Contract job vacancies with a requirement for process and methodology skills 76 345 204
As % of all contract IT job vacancies advertised in Warrington 79.17% 90.79% 93.15%
Number of daily rates quoted 49 234 131
Median daily rate £388 £475 £470
Median daily rate % change year-on-year -18.42% +1.06%  
90% offered a daily rate of more than £140 £325 £260
10% offered a daily rate of more than £600 £600 £660
UK excluding London median daily rate £413 £400 £395
% change year-on-year +3.12% +1.26%  
Number of hourly rates quoted 2 3 7
Median hourly rate £45.00 £50.00 £35.00
Median hourly rate % change year-on-year -10.00% +42.85%  
UK excluding London median hourly rate £36.00 £37.50 £31.00
% change year-on-year -4.00% +20.96%  

BDD
Job Vacancy Trend in Warrington

The job posting trend of jobs advertised in Warrington 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 Warrington

BDD
Contractor Daily Rate Trend in Warrington

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

Contractor daily rate trend for BDD in Warrington

BDD
Contractor Daily Rate Histogram in Warrington

The daily rate distribution of IT jobs citing BDD in Warrington over the 3 months to 23 April 2017.

Contractor daily rate histogram for BDD in Warrington

For the 6 months to 23 April 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 Warrington region with a requirement for BDD.

1 5 (100.00%) TDD
2 4 (80.00%) Agile Software Development
3 3 (60.00%) Scrum
3 3 (60.00%) .NET
3 3 (60.00%) C#
4 2 (40.00%) SQL Server
4 2 (40.00%) Greenfield Project
4 2 (40.00%) Stakeholder Engagement
5 1 (20.00%) Entity Framework
5 1 (20.00%) Node.js
5 1 (20.00%) REST
5 1 (20.00%) CSS3
5 1 (20.00%) Continuous Improvement
5 1 (20.00%) User Stories
5 1 (20.00%) Trello
5 1 (20.00%) ASP.NET Web Forms
5 1 (20.00%) ASP.NET Web API
5 1 (20.00%) DevOps
5 1 (20.00%) User Experience
5 1 (20.00%) Software Delivery
5 1 (20.00%) AirWatch
5 1 (20.00%) SOLID
5 1 (20.00%) SFIA
5 1 (20.00%) Exploratory Testing
5 1 (20.00%) ASP.NET
5 1 (20.00%) CSS
5 1 (20.00%) DSDM
5 1 (20.00%) MS Visio
5 1 (20.00%) Data Modelling
5 1 (20.00%) ISEB

BDD
Co-occurring IT Skills in Warrington 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 1 (20.00%) Confluence
Applications
1 1 (20.00%) MS Visio
Cloud Services
1 1 (20.00%) Trello
Database & Business Intelligence
1 2 (40.00%) SQL Server
2 1 (20.00%) SQL Server 2008
Development Applications
1 1 (20.00%) JIRA
1 1 (20.00%) Selenium
General
1 1 (20.00%) Finance
Job Titles
1 2 (40.00%) Developer
2 1 (20.00%) .NET Developer
2 1 (20.00%) Analyst
2 1 (20.00%) ASP.NET Developer
2 1 (20.00%) Automation Tester
2 1 (20.00%) Business Analyst
2 1 (20.00%) C# .NET Developer
2 1 (20.00%) C# Developer
2 1 (20.00%) PL/SQL Developer
2 1 (20.00%) Selenium Tester
2 1 (20.00%) Senior .NET Developer
2 1 (20.00%) Senior ASP.NET Developer
2 1 (20.00%) Senior C# .NET Developer
2 1 (20.00%) Senior C# Developer
2 1 (20.00%) Senior Developer
2 1 (20.00%) Senior PL/SQL Developer
2 1 (20.00%) Senior SQL Developer
2 1 (20.00%) Software Developer
2 1 (20.00%) SQL Developer
2 1 (20.00%) Tester
Libraries, Frameworks & Software Standards
1 3 (60.00%) .NET
2 1 (20.00%) .NET Framework
2 1 (20.00%) ASP.NET
2 1 (20.00%) ASP.NET Web API
2 1 (20.00%) ASP.NET Web Forms
2 1 (20.00%) CSS
2 1 (20.00%) CSS3
2 1 (20.00%) Entity Framework
2 1 (20.00%) HTML
2 1 (20.00%) HTML5
2 1 (20.00%) jQuery
2 1 (20.00%) JSON
2 1 (20.00%) NHibernate
2 1 (20.00%) Node.js
2 1 (20.00%) REST
2 1 (20.00%) WCF
Miscellaneous
1 2 (40.00%) Greenfield Project
2 1 (20.00%) User Experience
Processes & Methodologies
1 5 (100.00%) TDD
2 4 (80.00%) Agile Software Development
3 3 (60.00%) Scrum
4 2 (40.00%) Stakeholder Engagement
5 1 (20.00%) Automated Testing
5 1 (20.00%) Business Analysis
5 1 (20.00%) Change Management
5 1 (20.00%) Continuous Improvement
5 1 (20.00%) DevOps
5 1 (20.00%) DSDM
5 1 (20.00%) MVC
5 1 (20.00%) Open Source
5 1 (20.00%) Project Management
5 1 (20.00%) Requirements Engineering
5 1 (20.00%) Software Delivery
5 1 (20.00%) Stakeholder Management
5 1 (20.00%) Test Scripting
5 1 (20.00%) Use Case
5 1 (20.00%) User Stories
5 1 (20.00%) Web Development
Programming Languages
1 3 (60.00%) C#
2 1 (20.00%) JavaScript
2 1 (20.00%) PL/SQL
2 1 (20.00%) SQL
Qualifications
1 1 (20.00%) ISEB
Systems Management
1 1 (20.00%) AirWatch
Vendors
1 1 (20.00%) Apple