Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in West Wales with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 21 November 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)
Wales > West Wales
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 34 27 27
Rank change year-on-year -7 0 -10
Contract jobs citing TDD 2 12 2
As % of all contract IT jobs advertised in West Wales 1.67% 7.32% 1.10%
As % of the Processes & Methodologies category 1.85% 8.00% 1.32%
Number of daily rates quoted 2 11 3
West Wales median daily rate £375 £500 £300
Median daily rate % change year-on-year -25.00% +66.67% -40.00%
10th Percentile £330 £413 £290
90th Percentile £420 £575 £310
Wales median daily rate £425 £475 £400
% change year-on-year -10.53% +18.75% -2.44%
Number of hourly rates quoted 0 0 0
West Wales median hourly rate - - -
Wales median hourly rate - - £43.50

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in West Wales with a requirement for process or methodology skills.

All Process and Methodology Skills
West Wales
Contract vacancies with a requirement for process or methodology skills 108 150 152
As % of all contract IT jobs advertised in West Wales 90.00% 91.46% 83.52%
Number of daily rates quoted 71 106 87
West Wales median daily rate £500 £475 £425
Median daily rate % change year-on-year +5.26% +11.76% -
10th Percentile £275 £187 £254
90th Percentile £605 £638 £575
Wales median daily rate £388 £400 £356
% change year-on-year -3.13% +12.36% -2.47%
Number of hourly rates quoted 0 2 6
West Wales median hourly rate - £17.36 £15.50
Median hourly rate % change year-on-year - +12.00% -28.90%
Wales median hourly rate £19.00 £18.00 £15.75
% change year-on-year +5.56% +14.29% -5.86%

TDD
Job Vacancy Trend in West Wales

Job postings citing TDD as a percentage of all IT jobs advertised in West Wales.

Job vacancy trend for TDD in West Wales

TDD
Contractor Daily Rate Trend in West Wales

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

Contractor daily rate trend for TDD in West Wales

TDD
Contract Job Locations in West Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the West Wales region over the 6 months to 21 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Swansea -6 2 £375 -25.00% 3
TDD
Wales

For the 6 months to 21 November 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 West Wales region with a requirement for TDD.

1 2 (100.00%) Agile Software Development
1 2 (100.00%) Java
2 1 (50.00%) HTML
2 1 (50.00%) JavaScript
2 1 (50.00%) SQL
2 1 (50.00%) CSS
2 1 (50.00%) Web Services
2 1 (50.00%) Python
2 1 (50.00%) Unit Testing
2 1 (50.00%) Android
2 1 (50.00%) Git (software)
2 1 (50.00%) RESTful
2 1 (50.00%) Amazon AWS
2 1 (50.00%) Open Source
2 1 (50.00%) PaaS
2 1 (50.00%) NoSQL
2 1 (50.00%) Node.js
2 1 (50.00%) CQRS
2 1 (50.00%) Android Development
2 1 (50.00%) Android Studio
2 1 (50.00%) BPSS Clearance
2 1 (50.00%) Dropwizard
2 1 (50.00%) Serverless

TDD
Co-occurring IT Skills in West 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:

Cloud Services
1 1 (50.00%) Amazon AWS
1 1 (50.00%) PaaS
1 1 (50.00%) Serverless
Database & Business Intelligence
1 1 (50.00%) NoSQL
Development Applications
1 1 (50.00%) Android Studio
1 1 (50.00%) Git (software)
Job Titles
1 2 (100.00%) Developer
2 1 (50.00%) Android Developer
2 1 (50.00%) Java Developer
Libraries, Frameworks & Software Standards
1 1 (50.00%) CSS
1 1 (50.00%) Dropwizard
1 1 (50.00%) HTML
1 1 (50.00%) Node.js
1 1 (50.00%) RESTful
1 1 (50.00%) Web Services
Operating Systems
1 1 (50.00%) Android
Processes & Methodologies
1 2 (100.00%) Agile Software Development
2 1 (50.00%) Android Development
2 1 (50.00%) CQRS
2 1 (50.00%) Open Source
2 1 (50.00%) Unit Testing
Programming Languages
1 2 (100.00%) Java
2 1 (50.00%) JavaScript
2 1 (50.00%) Python
2 1 (50.00%) SQL
Qualifications
1 1 (50.00%) BPSS Clearance