Period
to 11 December 2018

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 11 December 2018 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
11 Dec 2018
Same period 2017 Same period 2016
Rank 10 12 18
Rank change year-on-year +2 +6 +4
Contract jobs citing TDD 5 10 6
As % of all contract IT jobs advertised in West Lothian 6.94% 11.49% 8.70%
As % of the Processes & Methodologies category 8.06% 12.82% 9.52%
Number of daily rates quoted 1 5 5
West Lothian median daily rate £305 £375 £378
Median daily rate % change year-on-year -18.67% -0.66% +0.67%
10th Percentile £278 £359 £364
90th Percentile £333 £461 £419
Scotland median daily rate £438 £400 £400
% change year-on-year +9.38% - +6.67%
Number of hourly rates quoted 0 0 0
West Lothian median hourly rate - - -
Scotland median hourly rate £35.00 £41.50 -
% change year-on-year -15.66% - -

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 62 78 63
As % of all contract IT jobs advertised in West Lothian 86.11% 89.66% 91.30%
Number of daily rates quoted 39 55 45
West Lothian median daily rate £375 £400 £338
Median daily rate % change year-on-year -6.25% +18.52% -5.26%
10th Percentile £218 £213 £259
90th Percentile £530 £434 £425
Scotland median daily rate £400 £390 £363
% change year-on-year +2.56% +7.59% -3.33%
Number of hourly rates quoted 4 1 4
West Lothian median hourly rate £14.64 £30.00 £8.69
Median hourly rate % change year-on-year -51.20% +245.42% -13.15%
10th Percentile £11.17 £29.00 £8.14
90th Percentile £28.88 £31.00 £26.39
Scotland median hourly rate £23.50 £23.25 £21.00
% change year-on-year +1.08% +10.71% +3.70%

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 11 December 2018. 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 +2 5 £305 -18.67% 2
TDD
Scotland

For the 6 months to 11 December 2018, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the West Lothian region with a requirement for TDD.

1 5 (100.00%) Java
1 5 (100.00%) Agile Software Development
2 4 (80.00%) Spring
2 4 (80.00%) HTML
2 4 (80.00%) Continuous Integration
2 4 (80.00%) Scrum
2 4 (80.00%) CSS
3 3 (60.00%) Web Services
3 3 (60.00%) Oracle
3 3 (60.00%) Software Engineering
3 3 (60.00%) Test Automation
3 3 (60.00%) MongoDB
3 3 (60.00%) RabbitMQ
3 3 (60.00%) Oracle Database 11g
3 3 (60.00%) Spring Integration
3 3 (60.00%) Oracle Database 12c
3 3 (60.00%) Oracle Database
3 3 (60.00%) Cloud Foundry
3 3 (60.00%) Private Cloud
3 3 (60.00%) AngularJS
3 3 (60.00%) Angular 2
4 1 (20.00%) gRPC
4 1 (20.00%) Grunt
4 1 (20.00%) gulp
4 1 (20.00%) JIRA Agile
4 1 (20.00%) jspm
4 1 (20.00%) Bower
4 1 (20.00%) Docker
4 1 (20.00%) Kubernetes
4 1 (20.00%) React

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:

Application Platforms
1 3 (60.00%) Cloud Foundry
Communications & Networking
1 1 (20.00%) HTTP
Database & Business Intelligence
1 3 (60.00%) MongoDB
1 3 (60.00%) Oracle Database
1 3 (60.00%) Oracle Database 11g
1 3 (60.00%) Oracle Database 12c
2 1 (20.00%) PostgreSQL
Development Applications
1 1 (20.00%) Bower
1 1 (20.00%) Grunt
1 1 (20.00%) gulp
1 1 (20.00%) Jasmine
1 1 (20.00%) JIRA
1 1 (20.00%) JIRA Agile
1 1 (20.00%) jspm
1 1 (20.00%) JUnit
1 1 (20.00%) Maven
1 1 (20.00%) Selenium
Job Titles
1 5 (100.00%) Developer
2 4 (80.00%) Java Developer
3 1 (20.00%) Web Developer
Libraries, Frameworks & Software Standards
1 4 (80.00%) CSS
1 4 (80.00%) HTML
1 4 (80.00%) Spring
2 3 (60.00%) Angular 2
2 3 (60.00%) AngularJS
2 3 (60.00%) RabbitMQ
2 3 (60.00%) Spring Integration
2 3 (60.00%) Web Services
3 1 (20.00%) gRPC
3 1 (20.00%) LESS
3 1 (20.00%) React
3 1 (20.00%) REST
3 1 (20.00%) Sass
Miscellaneous
1 3 (60.00%) Private Cloud
Processes & Methodologies
1 5 (100.00%) Agile Software Development
2 4 (80.00%) Continuous Integration
2 4 (80.00%) Scrum
3 3 (60.00%) Software Engineering
3 3 (60.00%) Test Automation
4 1 (20.00%) OO
4 1 (20.00%) Web Development
Programming Languages
1 5 (100.00%) Java
2 1 (20.00%) JavaScript
System Software
1 1 (20.00%) Docker
Systems Management
1 1 (20.00%) Kubernetes
Vendors
1 3 (60.00%) Oracle