The following table provides summary statistics for contract job vacancies advertised in Winchester 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 23 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Hampshire / Winchester
Rank 27 33 -
Rank change year-on-year +6 -  
Contract jobs citing TDD 1 2 0
As % of all contract IT jobs advertised in Winchester 0.80% 1.03% -
As % of the Processes & Methodologies category 1.05% 1.18% -
Number of daily rates quoted 1 1 0
Median daily rate £288 £475 -
Median daily rate % change year-on-year -39.47% -  
UK excluding London median daily rate £405 £400 £375
% change year-on-year +1.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.00 £45.75 £36.00
% change year-on-year -14.75% +27.08%  

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 Winchester with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Winchester
Contract job vacancies with a requirement for process and methodology skills 95 170 82
As % of all contract IT job vacancies advertised in Winchester 76.00% 87.18% 82.00%
Number of daily rates quoted 83 149 58
Median daily rate £425 £350 £425
Median daily rate % change year-on-year +21.42% -17.64%  
90% offered a daily rate of more than £325 £300 £250
10% offered a daily rate of more than £475 £450 £550
UK excluding London median daily rate £410 £400 £399
% change year-on-year +2.50% +0.29%  
Number of hourly rates quoted 2 6 12
Median hourly rate £20.75 £40.25 £37.50
Median hourly rate % change year-on-year -48.44% +7.33%  
90% offered a hourly rate of more than £19.50 £38.50 £35.00
10% offered a hourly rate of more than £22.00 £42.00 £40.00
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

TDD
Job Vacancy Trend in Winchester

The job posting trend of jobs advertised in Winchester 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 Winchester

TDD
Contractor Daily Rate Trend in Winchester

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

Contractor daily rate trend for TDD in Winchester

TDD
Top 8 Related IT Skills in Winchester

For the 6 months to 23 March 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 Winchester region with a requirement for TDD.

1 1 (100.00%) C#
1 1 (100.00%) .NET
1 1 (100.00%) Agile Software Development
1 1 (100.00%) NUnit
1 1 (100.00%) .NET Framework
1 1 (100.00%) SaaS
1 1 (100.00%) NoSQL
1 1 (100.00%) Microservices

TDD
Top Related IT Skills in Winchester 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:

Cloud Services
1 1 (100.00%) SaaS
Database & Business Intelligence
1 1 (100.00%) NoSQL
Development Applications
1 1 (100.00%) NUnit
Job Titles
1 1 (100.00%) .NET Developer
1 1 (100.00%) .NET Software Developer
1 1 (100.00%) C# .NET Developer
1 1 (100.00%) C# Developer
1 1 (100.00%) C# Software Developer
1 1 (100.00%) Developer
1 1 (100.00%) Software Developer
Libraries, Frameworks & Software Standards
1 1 (100.00%) .NET
1 1 (100.00%) .NET Framework
Processes & Methodologies
1 1 (100.00%) Agile Software Development
1 1 (100.00%) Microservices
Programming Languages
1 1 (100.00%) C#