Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in West Lothian 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 23 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)
Scotland > West Lothian
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 12 16 23
Rank change year-on-year +4 +7 -9
Contract jobs citing TDD 10 7 7
As % of all contract IT jobs advertised in West Lothian 10.99% 10.00% 4.17%
As % of the Processes & Methodologies category 12.20% 10.94% 4.67%
Number of daily rates quoted 6 6 6
West Lothian median daily rate £375 £378 £375
Median daily rate % change year-on-year -0.66% +0.67% -
10th Percentile £359 £364 £363
90th Percentile £510 £434 £393
Scotland median daily rate £400 £388 £375
% change year-on-year +3.23% +3.33% -3.23%
Number of hourly rates quoted 0 0 0
West Lothian median hourly rate - - -
Scotland median hourly rate £41.50 - £34.80

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 Lothian with a requirement for process or methodology skills.

All Process and Methodology Skills
West Lothian
Contract vacancies with a requirement for process or methodology skills 82 64 150
As % of all contract IT jobs advertised in West Lothian 90.11% 91.43% 89.29%
Number of daily rates quoted 58 48 74
West Lothian median daily rate £408 £338 £369
Median daily rate % change year-on-year +20.74% -8.47% -1.67%
10th Percentile £232 £281 £265
90th Percentile £434 £427 £470
Scotland median daily rate £390 £360 £375
% change year-on-year +8.33% -4.00% -
Number of hourly rates quoted 1 4 1
West Lothian median hourly rate £30.00 £8.69 £10.00
Median hourly rate % change year-on-year +245.42% -13.15% -76.19%
10th Percentile £29.00 £8.14 £9.50
90th Percentile £31.00 £26.39 £10.50
Scotland median hourly rate £24.50 £21.00 £25.00
% change year-on-year +16.67% -16.00% +11.11%

TDD
Job Vacancy Trend in West Lothian

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

Job vacancy trend for TDD in West Lothian

TDD
Contractor Daily Rate Trend in West Lothian

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

Contractor daily rate trend for TDD in West Lothian

TDD
Contract Job Locations in West Lothian

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 Lothian region over the 6 months to 23 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
Livingston 0 10 £375 -0.66% 1
TDD
Scotland

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

1 10 (100.00%) JavaScript
1 10 (100.00%) Agile Software Development
2 8 (80.00%) HTML
2 8 (80.00%) CSS
2 8 (80.00%) BDD
3 7 (70.00%) Java
3 7 (70.00%) Spring
4 6 (60.00%) CRM
4 6 (60.00%) Cucumber
4 6 (60.00%) Front End Development
5 5 (50.00%) Aurelia
5 5 (50.00%) ES6
5 5 (50.00%) Transpiler
5 5 (50.00%) AngularJS
5 5 (50.00%) React
5 5 (50.00%) Test Automation
5 5 (50.00%) Continuous Integration
5 5 (50.00%) Selenium
5 5 (50.00%) KnockoutJS
5 5 (50.00%) Jasmine
6 3 (30.00%) Sass
6 3 (30.00%) LESS
6 3 (30.00%) Continuous Improvement
6 3 (30.00%) Maven
6 3 (30.00%) Web Development
6 3 (30.00%) Spring MVC
6 3 (30.00%) MVC
6 3 (30.00%) SDLC
6 3 (30.00%) gulp
6 3 (30.00%) Bower

TDD
Co-occurring IT Skills in West Lothian 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:

Database & Business Intelligence
1 2 (20.00%) RDBMS
1 2 (20.00%) Relational Database
Development Applications
1 6 (60.00%) Cucumber
2 5 (50.00%) Jasmine
2 5 (50.00%) Selenium
3 3 (30.00%) Bower
3 3 (30.00%) Grunt
3 3 (30.00%) gulp
3 3 (30.00%) Jenkins
3 3 (30.00%) jspm
3 3 (30.00%) Maven
4 2 (20.00%) FitNesse
4 2 (20.00%) JUnit
Job Titles
1 10 (100.00%) Developer
2 6 (60.00%) Front End Developer (Client-Side Developer)
3 4 (40.00%) Java Developer
4 2 (20.00%) Senior Developer
4 2 (20.00%) Senior Java Developer
5 1 (10.00%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 8 (80.00%) CSS
1 8 (80.00%) HTML
2 7 (70.00%) Spring
3 5 (50.00%) AngularJS
3 5 (50.00%) Aurelia
3 5 (50.00%) KnockoutJS
3 5 (50.00%) React
4 3 (30.00%) LESS
4 3 (30.00%) Sass
4 3 (30.00%) Spring MVC
5 2 (20.00%) Hibernate
5 2 (20.00%) JDBC
5 2 (20.00%) JMS
5 2 (20.00%) RESTful
5 2 (20.00%) XML
Miscellaneous
1 3 (30.00%) Enterprise Software
2 2 (20.00%) User Experience
Processes & Methodologies
1 10 (100.00%) Agile Software Development
2 8 (80.00%) BDD
3 6 (60.00%) CRM
3 6 (60.00%) Front End Development
4 5 (50.00%) Continuous Integration
4 5 (50.00%) Test Automation
4 5 (50.00%) Transpiler
5 3 (30.00%) Continuous Improvement
5 3 (30.00%) MVC
5 3 (30.00%) SDLC
5 3 (30.00%) Web Development
6 2 (20.00%) High Availability
6 2 (20.00%) High-Fidelity Prototypes
6 2 (20.00%) Kanban
6 2 (20.00%) Scrum
Programming Languages
1 10 (100.00%) JavaScript
2 7 (70.00%) Java
3 5 (50.00%) ES6
4 2 (20.00%) SQL