Period
to 22 June 2018

The following table provides summary statistics for contract job vacancies advertised in Crewe 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 22 June 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)
Cheshire > Crewe
6 months to
22 Jun 2018
Same period 2017 Same period 2016
Rank 20 13 -
Rank change year-on-year -7 - +20
Contract jobs citing TDD 7 1 0
As % of all contract IT jobs advertised in Crewe 4.83% 2.04% -
As % of the Processes & Methodologies category 5.51% 2.56% -
Number of daily rates quoted 7 1 0
Crewe median daily rate £425 £275 -
Median daily rate % change year-on-year +54.55% - -
Cheshire median daily rate £395 £415 £413
% change year-on-year -4.82% +0.61% +10.00%
Number of hourly rates quoted 0 0 0
Crewe median hourly rate - - -
Cheshire median hourly rate - £50.00 -

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 Crewe with a requirement for process or methodology skills.

All Process and Methodology Skills
Crewe
Contract vacancies with a requirement for process or methodology skills 127 39 26
As % of all contract IT jobs advertised in Crewe 87.59% 79.59% 65.00%
Number of daily rates quoted 100 19 8
Crewe median daily rate £450 £400 £315
Median daily rate % change year-on-year +12.50% +26.98% -13.70%
10th Percentile £318 £225 £161
90th Percentile £564 £500 £427
Cheshire median daily rate £400 £400 £425
% change year-on-year - -5.88% +6.25%
Number of hourly rates quoted 5 6 1
Crewe median hourly rate £20.00 £42.98 £21.00
Median hourly rate % change year-on-year -53.46% +104.64% +29.95%
10th Percentile £14.48 £37.49 £20.50
90th Percentile £31.00 £44.95 £21.50
Cheshire median hourly rate £19.27 £30.00 £19.00
% change year-on-year -35.78% +57.89% +2.70%

TDD
Job Vacancy Trend in Crewe

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

Job vacancy trend for TDD in Crewe

TDD
Contractor Daily Rate Trend in Crewe

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

Contractor daily rate trend for TDD in Crewe

TDD
Contractor Daily Rate Histogram in Crewe

The daily rate distribution of IT jobs citing TDD in Crewe over the 6 months to 22 June 2018.

Contractor daily rate histogram for TDD in Crewe

For the 6 months to 22 June 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 Crewe region with a requirement for TDD.

1 5 (71.43%) Java
1 5 (71.43%) Agile Software Development
2 4 (57.14%) Node.js
2 4 (57.14%) AngularJS
2 4 (57.14%) Java 8
3 3 (42.86%) Protractor
3 3 (42.86%) Spring
3 3 (42.86%) C#
4 2 (28.57%) SOA
4 2 (28.57%) SQL
4 2 (28.57%) .NET
4 2 (28.57%) SQL Server
4 2 (28.57%) Finance
4 2 (28.57%) Hibernate
4 2 (28.57%) Scrum
4 2 (28.57%) Software Engineering
4 2 (28.57%) .NET Framework
4 2 (28.57%) JPA
4 2 (28.57%) TeamCity
4 2 (28.57%) Git (software)
4 2 (28.57%) NServiceBus
4 2 (28.57%) CQRS
4 2 (28.57%) Continuous Integration
4 2 (28.57%) Microsoft Azure
4 2 (28.57%) Angular 2
4 2 (28.57%) Analytical Skills
4 2 (28.57%) Microservices
4 2 (28.57%) React
4 2 (28.57%) TypeScript
4 2 (28.57%) Octopus Deploy

TDD
Co-occurring IT Skills in Crewe 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%) NServiceBus
2 1 (14.29%) CMS
Cloud Services
1 2 (28.57%) Microsoft Azure
2 1 (14.29%) GitHub
Database & Business Intelligence
1 2 (28.57%) SQL Server
1 2 (28.57%) SQL Server 2012
Development Applications
1 3 (42.86%) Protractor
2 2 (28.57%) Git (software)
2 2 (28.57%) Octopus Deploy
2 2 (28.57%) TeamCity
3 1 (14.29%) Cucumber
3 1 (14.29%) JMeter
3 1 (14.29%) RSpec
General
1 2 (28.57%) Finance
Job Titles
1 5 (71.43%) Developer
2 2 (28.57%) .NET Developer
2 2 (28.57%) C# .NET Developer
2 2 (28.57%) C# Developer
2 2 (28.57%) Java Developer
2 2 (28.57%) Java Engineer
2 2 (28.57%) Java Software Engineer
2 2 (28.57%) Software Engineer
3 1 (14.29%) Developer in Test
3 1 (14.29%) Software Developer
Libraries, Frameworks & Software Standards
1 4 (57.14%) AngularJS
1 4 (57.14%) Node.js
2 3 (42.86%) Spring
3 2 (28.57%) .NET
3 2 (28.57%) .NET Framework
3 2 (28.57%) Angular 2
3 2 (28.57%) Entity Framework
3 2 (28.57%) Hibernate
3 2 (28.57%) JPA
3 2 (28.57%) React
4 1 (14.29%) Dropwizard
4 1 (14.29%) Spring Boot
Miscellaneous
1 2 (28.57%) Analytical Skills
1 2 (28.57%) Greenfield Project
Processes & Methodologies
1 5 (71.43%) Agile Software Development
2 2 (28.57%) Continuous Integration
2 2 (28.57%) CQRS
2 2 (28.57%) Digital Transformation Programme
2 2 (28.57%) Microservices
2 2 (28.57%) Problem-Solving
2 2 (28.57%) Scrum
2 2 (28.57%) SOA
2 2 (28.57%) Software Engineering
3 1 (14.29%) DevOps
3 1 (14.29%) Kanban
3 1 (14.29%) Non-Functional Testing
3 1 (14.29%) OO
3 1 (14.29%) Performance Testing
3 1 (14.29%) SDET
3 1 (14.29%) Test Automation
Programming Languages
1 5 (71.43%) Java
2 4 (57.14%) Java 8
3 3 (42.86%) C#
4 2 (28.57%) SQL
4 2 (28.57%) TypeScript
Quality Assurance & Compliance
1 2 (28.57%) Disclosure Scotland