Period
to 11 December 2018

The following table provides summary statistics for contract job vacancies advertised in North Yorkshire 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)
Yorkshire > North Yorkshire
6 months to
11 Dec 2018
Same period 2017 Same period 2016
Rank 34 28 42
Rank change year-on-year -6 +14 -15
Contract jobs citing TDD 7 10 7
As % of all contract IT jobs advertised in North Yorkshire 1.83% 2.94% 1.70%
As % of the Processes & Methodologies category 2.15% 3.50% 2.18%
Number of daily rates quoted 7 6 7
North Yorkshire median daily rate £425 £450 £300
Median daily rate % change year-on-year -5.56% +50.00% +4.35%
10th Percentile £297 £384 £293
90th Percentile £499 £475 £423
Yorkshire median daily rate £425 £425 £425
Number of hourly rates quoted 0 0 0
North Yorkshire median hourly rate - - -
Yorkshire median hourly rate - - -

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 North Yorkshire with a requirement for process or methodology skills.

All Process and Methodology Skills
North Yorkshire
Contract vacancies with a requirement for process or methodology skills 326 286 321
As % of all contract IT jobs advertised in North Yorkshire 85.12% 84.12% 77.91%
Number of daily rates quoted 229 203 178
North Yorkshire median daily rate £400 £375 £350
Median daily rate % change year-on-year +6.67% +7.14% -6.67%
10th Percentile £219 £115 £163
90th Percentile £501 £499 £475
Yorkshire median daily rate £413 £405 £400
% change year-on-year +1.85% +1.25% +6.67%
Number of hourly rates quoted 10 10 27
North Yorkshire median hourly rate £15.25 £13.23 £14.63
Median hourly rate % change year-on-year +15.31% -9.57% -8.59%
10th Percentile £11.04 £10.75 £11.85
90th Percentile £41.50 £16.85 £39.20
Yorkshire median hourly rate £17.00 £16.00 £14.53
% change year-on-year +6.25% +10.10% +0.22%

TDD
Job Vacancy Trend in North Yorkshire

Job postings citing TDD as a percentage of all IT jobs advertised in North Yorkshire.

Job vacancy trend for TDD in North Yorkshire

TDD
Contractor Daily Rate Trend in North Yorkshire

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

Contractor daily rate trend for TDD in North Yorkshire

TDD
Contractor Daily Rate Histogram in North Yorkshire

The daily rate distribution of IT jobs citing TDD in North Yorkshire over the 6 months to 11 December 2018.

Contractor daily rate histogram for TDD in North Yorkshire

TDD
Contractor Hourly Rate Trend in North Yorkshire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing TDD in North Yorkshire.

Contractor hourly rate trend for TDD in North Yorkshire

TDD
Contract Job Locations in North Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the North Yorkshire 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
York -1 5 £438 +7.69% 6
Middlesbrough +4 1 £340 -24.44%
Harrogate - 1 £275 - 5
TDD
Yorkshire

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 North Yorkshire region with a requirement for TDD.

1 5 (71.43%) JavaScript
2 4 (57.14%) CSS
2 4 (57.14%) Web Services
2 4 (57.14%) Software Engineering
2 4 (57.14%) Git (software)
2 4 (57.14%) Amazon AWS
3 3 (42.86%) Maven
3 3 (42.86%) Agile Software Development
3 3 (42.86%) MVC
3 3 (42.86%) Java
3 3 (42.86%) OO
3 3 (42.86%) Self-Motivation
4 2 (28.57%) Computer Science Degree
4 2 (28.57%) JBoss
4 2 (28.57%) Tomcat
4 2 (28.57%) E-Commerce
4 2 (28.57%) Client/Server
4 2 (28.57%) XML
4 2 (28.57%) OOP
4 2 (28.57%) SOAP
4 2 (28.57%) C#
4 2 (28.57%) HTML
4 2 (28.57%) .NET
4 2 (28.57%) J2EE
4 2 (28.57%) WebSphere Application Server
4 2 (28.57%) Scrum
4 2 (28.57%) Finance
4 2 (28.57%) Eclipse
4 2 (28.57%) IBM
4 2 (28.57%) Subversion

TDD
Co-occurring IT Skills in North Yorkshire 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 2 (28.57%) JBoss
1 2 (28.57%) Tomcat
1 2 (28.57%) WebSphere
1 2 (28.57%) WebSphere Application Server
Cloud Services
1 4 (57.14%) Amazon AWS
2 2 (28.57%) Cloud Computing
3 1 (14.29%) Microsoft Azure
Development Applications
1 4 (57.14%) Git (software)
2 3 (42.86%) Maven
3 2 (28.57%) Eclipse
3 2 (28.57%) Jenkins
3 2 (28.57%) PostCSS
3 2 (28.57%) Subversion
General
1 2 (28.57%) Finance
Job Titles
1 7 (100.00%) Developer
2 3 (42.86%) Java Developer
3 2 (28.57%) J2EE Developer
3 2 (28.57%) J2EE Web Developer
3 2 (28.57%) Java Web Developer
3 2 (28.57%) Java/J2EE Developer
3 2 (28.57%) Java/J2EE Web Developer
3 2 (28.57%) React Developer
3 2 (28.57%) Web Developer
4 1 (14.29%) .NET Developer
4 1 (14.29%) Software Developer
Libraries, Frameworks & Software Standards
1 4 (57.14%) CSS
1 4 (57.14%) Web Services
2 2 (28.57%) .NET
2 2 (28.57%) CSS3
2 2 (28.57%) HTML
2 2 (28.57%) HTML5
2 2 (28.57%) J2EE
2 2 (28.57%) Java EE
2 2 (28.57%) jQuery
2 2 (28.57%) JSF
2 2 (28.57%) REST
2 2 (28.57%) Sass
2 2 (28.57%) SOAP
2 2 (28.57%) XML
3 1 (14.29%) Angular 2
3 1 (14.29%) AngularJS
3 1 (14.29%) ASP.NET MVC
3 1 (14.29%) ASP.NET Web API
3 1 (14.29%) RESTful
3 1 (14.29%) Spring Boot
Miscellaneous
1 3 (42.86%) Self-Motivation
2 2 (28.57%) Client/Server
3 1 (14.29%) Greenfield Project
Processes & Methodologies
1 4 (57.14%) Software Engineering
2 3 (42.86%) Agile Software Development
2 3 (42.86%) MVC
2 3 (42.86%) OO
3 2 (28.57%) BDD
3 2 (28.57%) Computer Science
3 2 (28.57%) Continuous Integration
3 2 (28.57%) Cross-Browser Compatibility
3 2 (28.57%) E-Commerce
3 2 (28.57%) Kanban
3 2 (28.57%) Microservices
3 2 (28.57%) OOP
3 2 (28.57%) Responsive Web Design
3 2 (28.57%) Scrum
3 2 (28.57%) Web Development
4 1 (14.29%) Data Protection
4 1 (14.29%) SOA
4 1 (14.29%) Test Automation
Programming Languages
1 5 (71.43%) JavaScript
2 3 (42.86%) Java
3 2 (28.57%) C#
4 1 (14.29%) Java 8
4 1 (14.29%) SQL
4 1 (14.29%) TypeScript
Qualifications
1 2 (28.57%) Computer Science Degree
1 2 (28.57%) Degree
Vendors
1 2 (28.57%) Coverity
1 2 (28.57%) IBM