Period
to 18 November 2017

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 18 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)
Yorkshire > North Yorkshire
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 33 41 34
Rank change year-on-year +8 -7 -5
Contract jobs citing TDD 8 7 21
As % of all contract IT jobs advertised in North Yorkshire 2.35% 1.65% 4.48%
As % of the Processes & Methodologies category 3.03% 2.14% 5.83%
Number of daily rates quoted 6 7 10
North Yorkshire median daily rate £450 £300 £288
Median daily rate % change year-on-year +50.00% +4.35% -4.17%
10th Percentile £384 £293 £225
90th Percentile £475 £423 £440
Yorkshire median daily rate £425 £425 £375
% change year-on-year - +13.33% +6.38%
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 264 327 360
As % of all contract IT jobs advertised in North Yorkshire 77.65% 77.30% 76.76%
Number of daily rates quoted 187 180 217
North Yorkshire median daily rate £350 £350 £375
Median daily rate % change year-on-year - -6.67% +7.14%
10th Percentile £115 £163 £225
90th Percentile £488 £488 £488
Yorkshire median daily rate £400 £400 £375
% change year-on-year - +6.67% +7.14%
Number of hourly rates quoted 9 28 16
North Yorkshire median hourly rate £13.81 £14.69 £16.00
Median hourly rate % change year-on-year -5.97% -8.20% +24.90%
10th Percentile £10.75 £12.31 £12.00
90th Percentile £24.35 £38.65 £39.75
Yorkshire median hourly rate £15.93 £14.81 £14.50
% change year-on-year +7.58% +2.12% -

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 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 18 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
York +11 5 £406 +35.42% 4
Middlesbrough +3 1 £450 - 1
Selby - 1 - -
Skipton - 1 £450 -
TDD
Yorkshire

For the 6 months to 18 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 North Yorkshire region with a requirement for TDD.

1 7 (87.50%) Agile Software Development
2 6 (75.00%) BDD
3 4 (50.00%) Test Scripting
3 4 (50.00%) Test Automation
3 4 (50.00%) Open Source
3 4 (50.00%) Capybara
3 4 (50.00%) Calabash
3 4 (50.00%) Java
3 4 (50.00%) Cucumber
4 3 (37.50%) Selenium
4 3 (37.50%) Unit Testing
4 3 (37.50%) WebDriver
5 2 (25.00%) Kanban
5 2 (25.00%) Test Strategy
5 2 (25.00%) Big Data
5 2 (25.00%) Integration Testing
5 2 (25.00%) Degree
5 2 (25.00%) Computer Science
5 2 (25.00%) Pair Programming
5 2 (25.00%) Artificial Intelligence
5 2 (25.00%) Ruby
5 2 (25.00%) Scrum
5 2 (25.00%) Web Services
5 2 (25.00%) Cross-Browser Testing
6 1 (12.50%) Docker
6 1 (12.50%) Microservices
6 1 (12.50%) AWS CloudFormation
6 1 (12.50%) Spring Boot
6 1 (12.50%) React Native
6 1 (12.50%) Kotlin

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 1 (12.50%) Elasticsearch
Cloud Services
1 1 (12.50%) Amazon AWS
1 1 (12.50%) Amazon SQS
1 1 (12.50%) AWS CloudFormation
Database & Business Intelligence
1 2 (25.00%) Big Data
2 1 (12.50%) Apache Cassandra
2 1 (12.50%) Hadoop
2 1 (12.50%) MongoDB
2 1 (12.50%) NoSQL
2 1 (12.50%) SQL Server
Development Applications
1 4 (50.00%) Calabash
1 4 (50.00%) Capybara
1 4 (50.00%) Cucumber
2 3 (37.50%) Selenium
2 3 (37.50%) WebDriver
3 1 (12.50%) Git (software)
3 1 (12.50%) JHipster
3 1 (12.50%) JIRA
General
1 1 (12.50%) Finance
Job Titles
1 4 (50.00%) Automation Tester
1 4 (50.00%) Tester
2 3 (37.50%) Developer
3 2 (25.00%) Java Automation Tester
3 2 (25.00%) Selenium Automation Tester
3 2 (25.00%) Selenium Tester
4 1 (12.50%) .NET Developer
4 1 (12.50%) ASP.NET Developer
4 1 (12.50%) ASP.NET MVC Developer
4 1 (12.50%) C# .NET Developer
4 1 (12.50%) C# ASP.NET Developer
4 1 (12.50%) C# Developer
4 1 (12.50%) Java Developer
4 1 (12.50%) MongoDB Developer
4 1 (12.50%) NoSQL Developer
4 1 (12.50%) Scrum Master
Libraries, Frameworks & Software Standards
1 2 (25.00%) Web Services
2 1 (12.50%) .NET
2 1 (12.50%) .NET Framework
2 1 (12.50%) ActiveMQ
2 1 (12.50%) ASP.NET
2 1 (12.50%) ASP.NET MVC
2 1 (12.50%) Dropwizard
2 1 (12.50%) Entity Framework
2 1 (12.50%) JAX-RS
2 1 (12.50%) Jest
2 1 (12.50%) Play Framework
2 1 (12.50%) RabbitMQ
2 1 (12.50%) React Native
2 1 (12.50%) Spring
2 1 (12.50%) Spring Boot
2 1 (12.50%) Velocity
Miscellaneous
1 2 (25.00%) Computer Science
2 1 (12.50%) Enterprise Software
2 1 (12.50%) Mobile App
Operating Systems
1 1 (12.50%) Android
1 1 (12.50%) Apple iOS
Processes & Methodologies
1 7 (87.50%) Agile Software Development
2 6 (75.00%) BDD
3 4 (50.00%) Open Source
3 4 (50.00%) Test Automation
3 4 (50.00%) Test Scripting
4 3 (37.50%) Unit Testing
5 2 (25.00%) Artificial Intelligence
5 2 (25.00%) Cross-Browser Testing
5 2 (25.00%) Integration Testing
5 2 (25.00%) Kanban
5 2 (25.00%) Pair Programming
5 2 (25.00%) Scrum
5 2 (25.00%) Test Strategy
6 1 (12.50%) Android Development
6 1 (12.50%) ATDD
6 1 (12.50%) Microservices
6 1 (12.50%) MVC
6 1 (12.50%) OO
6 1 (12.50%) OOP
6 1 (12.50%) Software Engineering
Programming Languages
1 4 (50.00%) Java
2 2 (25.00%) Ruby
3 1 (12.50%) C#
3 1 (12.50%) Groovy
3 1 (12.50%) JavaScript
3 1 (12.50%) Kotlin
3 1 (12.50%) SQL
Qualifications
1 2 (25.00%) Degree
System Software
1 1 (12.50%) Docker
Vendors
1 1 (12.50%) Microsoft
1 1 (12.50%) Oracle