Period
to 23 October 2018

The following table provides summary statistics for contract job vacancies advertised in Devon 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 October 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)
South West > Devon
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 17 44 32
Rank change year-on-year +27 -12 +15
Contract jobs citing TDD 45 15 20
As % of all contract IT jobs advertised in Devon 9.72% 2.66% 4.23%
As % of the Processes & Methodologies category 11.48% 3.13% 5.21%
Number of daily rates quoted 29 8 16
Devon median daily rate £350 £425 £300
Median daily rate % change year-on-year -17.65% +41.67% -28.57%
10th Percentile £263 £343 £263
90th Percentile £535 £494 £332
South West median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -6.25%
Number of hourly rates quoted 0 0 2
Devon median hourly rate - - £37.50
South West median hourly rate £68.75 - £37.50

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 Devon with a requirement for process or methodology skills.

All Process and Methodology Skills
Devon
Contract vacancies with a requirement for process or methodology skills 392 480 384
As % of all contract IT jobs advertised in Devon 84.67% 85.26% 81.18%
Number of daily rates quoted 184 286 236
Devon median daily rate £382 £388 £350
Median daily rate % change year-on-year -1.41% +10.71% -0.07%
10th Percentile £266 £226 £185
90th Percentile £525 £509 £488
South West median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 21 24 42
Devon median hourly rate £17.50 £35.00 £40.75
Median hourly rate % change year-on-year -50.00% -14.11% +111.94%
10th Percentile £9.81 £11.72 £11.31
90th Percentile £35.25 £47.13 £51.59
South West median hourly rate £41.53 £35.00 £35.00
% change year-on-year +18.66% - -6.67%

TDD
Job Vacancy Trend in Devon

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

Job vacancy trend for TDD in Devon

TDD
Contractor Daily Rate Trend in Devon

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

Contractor daily rate trend for TDD in Devon

TDD
Contractor Daily Rate Histogram in Devon

The daily rate distribution of IT jobs citing TDD in Devon over the 6 months to 23 October 2018.

Contractor daily rate histogram for TDD in Devon

TDD
Contractor Hourly Rate Trend in Devon

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

Contractor hourly rate trend for TDD in Devon

TDD
Contract Job Locations in Devon

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Devon region over the 6 months to 23 October 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
Exeter +19 35 £340 -20.00% 13
Plymouth +15 2 £531 +28.79% 2
TDD
South West

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

1 38 (84.44%) Agile Software Development
2 34 (75.56%) BDD
3 24 (53.33%) JavaScript
4 18 (40.00%) Microsoft Azure
5 17 (37.78%) Amazon AWS
5 17 (37.78%) .NET
5 17 (37.78%) C#
5 17 (37.78%) Google Cloud Platform
6 16 (35.56%) Java
6 16 (35.56%) SQL
6 16 (35.56%) Python
6 16 (35.56%) Integration Testing
7 15 (33.33%) Test Automation
7 15 (33.33%) T-SQL
8 12 (26.67%) SQL Server
9 11 (24.44%) Continuous Integration
10 10 (22.22%) Unit Testing
10 10 (22.22%) HTML
10 10 (22.22%) CSS
10 10 (22.22%) AWS Certification
11 9 (20.00%) Digital Media
11 9 (20.00%) Telecoms
12 8 (17.78%) MVC
12 8 (17.78%) NUnit
12 8 (17.78%) AngularJS
12 8 (17.78%) Mentoring
13 7 (15.56%) Coaching
13 7 (15.56%) Front End Development
13 7 (15.56%) Continuous Deployment
13 7 (15.56%) Scrum

TDD
Co-occurring IT Skills in Devon 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:

Cloud Services
1 18 (40.00%) Microsoft Azure
2 17 (37.78%) Amazon AWS
2 17 (37.78%) Google Cloud Platform
3 5 (11.11%) SaaS
4 3 (6.67%) npm
5 1 (2.22%) GitHub
5 1 (2.22%) Yarn
Database & Business Intelligence
1 12 (26.67%) SQL Server
Development Applications
1 8 (17.78%) NUnit
2 6 (13.33%) Git (software)
3 2 (4.44%) SpecFlow
4 1 (2.22%) Atlassian Bamboo
4 1 (2.22%) Bitbucket
4 1 (2.22%) Jasmine
4 1 (2.22%) JIRA
4 1 (2.22%) Karma Test Runner
General
1 9 (20.00%) Telecoms
2 3 (6.67%) Finance
Job Titles
1 43 (95.56%) Developer
2 10 (22.22%) .NET Developer
2 10 (22.22%) Senior Developer
3 7 (15.56%) C# Developer
4 6 (13.33%) SQL Developer
5 5 (11.11%) C# .NET Developer
5 5 (11.11%) Front End Developer (Client-Side Developer)
5 5 (11.11%) Java Developer
5 5 (11.11%) JavaScript Developer
5 5 (11.11%) Python Developer
6 4 (8.89%) Software Developer
6 4 (8.89%) SQL Server Developer
7 3 (6.67%) Software Tester
7 3 (6.67%) Tester
8 2 (4.44%) Angular Developer
8 2 (4.44%) ASP.NET Developer
8 2 (4.44%) ASP.NET MVC Developer
8 2 (4.44%) React Developer
9 1 (2.22%) Full Stack Developer
9 1 (2.22%) HTML CSS Developer
Libraries, Frameworks & Software Standards
1 17 (37.78%) .NET
2 10 (22.22%) CSS
2 10 (22.22%) HTML
3 8 (17.78%) AngularJS
4 7 (15.56%) RESTful
5 6 (13.33%) ASP.NET
5 6 (13.33%) HTML5
6 5 (11.11%) ASP.NET MVC
6 5 (11.11%) React
6 5 (11.11%) Web Services
7 4 (8.89%) CSS3
7 4 (8.89%) jQuery
7 4 (8.89%) JSON
7 4 (8.89%) Sass
8 3 (6.67%) .NET Core
8 3 (6.67%) .NET Framework
8 3 (6.67%) Ajax
8 3 (6.67%) Entity Framework
8 3 (6.67%) Node.js
8 3 (6.67%) Redux
Miscellaneous
1 9 (20.00%) Digital Media
2 3 (6.67%) Analytical Skills
2 3 (6.67%) Mobile App
3 2 (4.44%) Self-Motivation
3 2 (4.44%) User Experience
Processes & Methodologies
1 38 (84.44%) Agile Software Development
2 34 (75.56%) BDD
3 16 (35.56%) Integration Testing
4 15 (33.33%) Test Automation
5 11 (24.44%) Continuous Integration
6 10 (22.22%) Unit Testing
7 8 (17.78%) Mentoring
7 8 (17.78%) MVC
8 7 (15.56%) Coaching
8 7 (15.56%) Continuous Deployment
8 7 (15.56%) Front End Development
8 7 (15.56%) Scrum
9 5 (11.11%) Data Development
10 3 (6.67%) Responsive Web Design
10 3 (6.67%) SOLID
10 3 (6.67%) Web Design
11 2 (4.44%) Continuous Delivery
11 2 (4.44%) Kanban
11 2 (4.44%) Mobile Development
11 2 (4.44%) Software Engineering
Programming Languages
1 24 (53.33%) JavaScript
2 17 (37.78%) C#
3 16 (35.56%) Java
3 16 (35.56%) Python
3 16 (35.56%) SQL
4 15 (33.33%) T-SQL
5 6 (13.33%) TypeScript
6 3 (6.67%) ES6
7 2 (4.44%) C
Qualifications
1 10 (22.22%) AWS Certification
2 6 (13.33%) Security Cleared
3 4 (8.89%) SC Cleared
Vendors
1 1 (2.22%) Atlassian
1 1 (2.22%) Microsoft