The following table provides summary statistics for contract job vacancies advertised in Taunton with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 26 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.

Test-Driven Development (TDD)
Somerset / Taunton
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 15 - 21
Rank change year-on-year - 0  
Contract jobs citing TDD 8 0 3
As % of all contract IT jobs advertised in Taunton 14.81% - 3.26%
As % of the Processes & Methodologies category 16.33% - 3.61%
Number of daily rates quoted 7 0 3
Median daily rate £423 - £313
UK excluding London median daily rate £420 £413 £375
% change year-on-year +1.81% +10.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.50 £40.00 £43.75
% change year-on-year +3.75% -8.57%  

TDD 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 Taunton with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Taunton
Contract job vacancies with a requirement for process and methodology skills 49 31 83
As % of all contract IT job vacancies advertised in Taunton 90.74% 77.50% 90.22%
Number of daily rates quoted 40 21 66
Median daily rate £388 £500 £350
Median daily rate % change year-on-year -22.50% +42.85%  
90% offered a daily rate of more than £350 £317 £310
10% offered a daily rate of more than £425 £900 £500
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £21.83 -
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

TDD
Job Vacancy Trend in Taunton

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

Job vacancy trend for TDD in Taunton

TDD
Contractor Daily Rate Trend in Taunton

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

Contractor daily rate trend for TDD in Taunton

For the 6 months to 26 June 2017, IT contractor jobs citing TDD 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 Taunton region with a requirement for TDD.

1 14 (82.35%) Agile Software Development
2 13 (76.47%) Test Automation
3 10 (58.82%) C#
3 10 (58.82%) Java
3 10 (58.82%) .NET
4 9 (52.94%) Selenium
5 8 (47.06%) Continuous Integration
5 8 (47.06%) BDD
5 8 (47.06%) SpecFlow
5 8 (47.06%) Gherkin
5 8 (47.06%) Test Planning
6 7 (41.18%) Open Source
6 7 (41.18%) Scrum
7 6 (35.29%) Software Engineering
7 6 (35.29%) .NET Framework
7 6 (35.29%) Team Foundation Server
7 6 (35.29%) Hadoop
7 6 (35.29%) Security Cleared
7 6 (35.29%) Big Data
7 6 (35.29%) Cloudera
7 6 (35.29%) Continuous Delivery
8 5 (29.41%) Data Analytics
8 5 (29.41%) Analytics
8 5 (29.41%) Ansible
8 5 (29.41%) Machine Learning
8 5 (29.41%) Vagrant
8 5 (29.41%) SC Cleared
8 5 (29.41%) Apache Hive
8 5 (29.41%) QA
9 4 (23.53%) XML

TDD
Co-occurring IT Skills in Taunton 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 (23.53%) Apache Pig
1 4 (23.53%) Apache Spark
2 2 (11.76%) NServiceBus
Cloud Services
1 4 (23.53%) Amazon AWS
1 4 (23.53%) Microsoft Azure
2 1 (5.88%) Cloud Computing
Database & Business Intelligence
1 6 (35.29%) Big Data
1 6 (35.29%) Hadoop
2 5 (29.41%) Apache Hive
3 4 (23.53%) Apache Accumulo
3 4 (23.53%) HBase
4 2 (11.76%) SQL Server
5 1 (5.88%) Geospatial Data
Development Applications
1 9 (52.94%) Selenium
2 8 (47.06%) SpecFlow
3 6 (35.29%) Team Foundation Server
4 5 (29.41%) Vagrant
5 4 (23.53%) Cucumber
6 3 (17.65%) HP UFT
6 3 (17.65%) Sahi
6 3 (17.65%) WATIR
7 1 (5.88%) Atlassian Bamboo
Job Titles
1 15 (88.24%) Developer
2 6 (35.29%) C# Developer
2 6 (35.29%) Java Developer
3 5 (29.41%) Developer in Test
4 3 (17.65%) .NET Developer
4 3 (17.65%) Cloud Developer
5 2 (11.76%) Agile Developer
5 2 (11.76%) Agile Java Developer
5 2 (11.76%) Hadoop Developer
5 2 (11.76%) Java Hadoop Developer
5 2 (11.76%) SQL Developer
6 1 (5.88%) Analyst
6 1 (5.88%) Automation Test Analyst
6 1 (5.88%) C# Software Developer
6 1 (5.88%) Software Developer
6 1 (5.88%) Test Analyst
6 1 (5.88%) Test Engineer
6 1 (5.88%) UAT Engineer
Libraries, Frameworks & Software Standards
1 10 (58.82%) .NET
2 8 (47.06%) Gherkin
3 6 (35.29%) .NET Framework
4 4 (23.53%) XML
5 3 (17.65%) Web Services
6 2 (11.76%) ASP.NET
6 2 (11.76%) ASP.NET MVC
6 2 (11.76%) WPF
Miscellaneous
1 2 (11.76%) Greenfield Project
Operating Systems
1 4 (23.53%) Linux
Processes & Methodologies
1 14 (82.35%) Agile Software Development
2 13 (76.47%) Test Automation
3 8 (47.06%) BDD
3 8 (47.06%) Continuous Integration
3 8 (47.06%) Test Planning
4 7 (41.18%) Open Source
4 7 (41.18%) Scrum
5 6 (35.29%) Continuous Delivery
5 6 (35.29%) Software Engineering
6 5 (29.41%) Analytics
6 5 (29.41%) Data Analytics
6 5 (29.41%) Machine Learning
7 2 (11.76%) Kanban
7 2 (11.76%) MVC
7 2 (11.76%) SDLC
7 2 (11.76%) Unit Testing
8 1 (5.88%) Line Management
8 1 (5.88%) Quality Management
8 1 (5.88%) Task Automation
8 1 (5.88%) Test Scripting
Programming Languages
1 10 (58.82%) C#
1 10 (58.82%) Java
2 3 (17.65%) Ruby
2 3 (17.65%) SQL
Qualifications
1 6 (35.29%) Security Cleared
2 5 (29.41%) SC Cleared
3 2 (11.76%) BPSS Clearance
3 2 (11.76%) DV Cleared
4 1 (5.88%) DBS Check
Quality Assurance & Compliance
1 5 (29.41%) QA
2 1 (5.88%) Disclosure Scotland
System Software
1 4 (23.53%) Docker
Systems Management
1 5 (29.41%) Ansible
2 4 (23.53%) Oozie
Vendors
1 6 (35.29%) Cloudera