Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Nottingham 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 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)
Nottinghamshire > Nottingham
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 31 45 33
Rank change year-on-year +14 -12 +7
Contract jobs citing TDD 54 36 40
As % of all contract IT jobs advertised in Nottingham 6.21% 4.07% 4.86%
As % of the Processes & Methodologies category 7.27% 4.70% 5.89%
Number of daily rates quoted 41 24 34
Nottingham median daily rate £375 £375 £375
10th Percentile £313 £278 £313
90th Percentile £488 £538 £438
Nottinghamshire median daily rate £375 £375 £375
Number of hourly rates quoted 0 0 1
Nottingham median hourly rate - - £50.00
Nottinghamshire 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 Nottingham with a requirement for process or methodology skills.

All Process and Methodology Skills
Nottingham
Contract vacancies with a requirement for process or methodology skills 743 766 679
As % of all contract IT jobs advertised in Nottingham 85.40% 86.65% 82.50%
Number of daily rates quoted 503 402 457
Nottingham median daily rate £400 £400 £375
Median daily rate % change year-on-year -0.06% +6.73% +0.67%
10th Percentile £281 £288 £231
90th Percentile £563 £563 £500
Nottinghamshire median daily rate £400 £400 £375
% change year-on-year - +6.67% -
Number of hourly rates quoted 28 18 13
Nottingham median hourly rate £13.23 £12.75 £13.50
Median hourly rate % change year-on-year +3.73% -5.56% -22.86%
10th Percentile £9.00 £9.34 £11.00
90th Percentile £28.50 £22.55 £38.40
Nottinghamshire median hourly rate £13.23 £12.75 £14.40
% change year-on-year +3.73% -11.46% -17.71%

TDD
Job Vacancy Trend in Nottingham

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

Job vacancy trend for TDD in Nottingham

TDD
Contractor Daily Rate Trend in Nottingham

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

Contractor daily rate trend for TDD in Nottingham

TDD
Contractor Daily Rate Histogram in Nottingham

The daily rate distribution of IT jobs citing TDD in Nottingham over the 6 months to 23 November 2017.

Contractor daily rate histogram for TDD in Nottingham

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

1 43 (79.63%) Agile Software Development
2 27 (50.00%) Scrum
3 25 (46.30%) C#
4 23 (42.59%) .NET
5 20 (37.04%) Amazon AWS
6 19 (35.19%) Web Services
7 18 (33.33%) Computer Science
7 18 (33.33%) Git (software)
8 17 (31.48%) HTML
9 16 (29.63%) Docker
10 15 (27.78%) JavaScript
10 15 (27.78%) Mathematics
10 15 (27.78%) BDD
10 15 (27.78%) Jenkins
11 14 (25.93%) Test Automation
11 14 (25.93%) Java
11 14 (25.93%) CSS
12 13 (24.07%) Cucumber
13 12 (22.22%) Unit Testing
13 12 (22.22%) HTML5
14 11 (20.37%) QA
14 11 (20.37%) Selenium
14 11 (20.37%) Finance
14 11 (20.37%) Continuous Integration
14 11 (20.37%) CSS3
14 11 (20.37%) Microservices
15 10 (18.52%) Continuous Delivery
15 10 (18.52%) AngularJS
15 10 (18.52%) WCF
16 9 (16.67%) Node.js

TDD
Co-occurring IT Skills in Nottingham 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 (5.56%) OpenStack
2 1 (1.85%) CMS
2 1 (1.85%) Confluence
Cloud Services
1 20 (37.04%) Amazon AWS
2 8 (14.81%) Microsoft Azure
3 1 (1.85%) GitHub
Database & Business Intelligence
1 9 (16.67%) NoSQL
2 8 (14.81%) SQL Server
3 6 (11.11%) MySQL
3 6 (11.11%) PostgreSQL
4 5 (9.26%) MongoDB
5 4 (7.41%) Redis
5 4 (7.41%) Relational Database
6 3 (5.56%) Couchbase
7 1 (1.85%) SQL Server 2016
Development Applications
1 18 (33.33%) Git (software)
2 15 (27.78%) Jenkins
3 13 (24.07%) Cucumber
4 11 (20.37%) Selenium
5 7 (12.96%) gulp
5 7 (12.96%) webpack
6 5 (9.26%) Jasmine
7 4 (7.41%) Bower
7 4 (7.41%) RSpec
7 4 (7.41%) WebDriver
7 4 (7.41%) Yeoman
8 3 (5.56%) Capybara
8 3 (5.56%) FitNesse
8 3 (5.56%) Protractor
9 2 (3.70%) Karma Test Runner
9 2 (3.70%) Moq
9 2 (3.70%) NUnit
9 2 (3.70%) Octopus Deploy
9 2 (3.70%) TeamCity
10 1 (1.85%) Team Foundation Server
General
1 11 (20.37%) Finance
2 2 (3.70%) Marketing
3 1 (1.85%) Pharmaceutical
3 1 (1.85%) Retail
3 1 (1.85%) Telecoms
Job Titles
1 36 (66.67%) Developer
2 12 (22.22%) .NET Developer
3 6 (11.11%) C# Developer
3 6 (11.11%) Front End Developer (Client-Side Developer)
3 6 (11.11%) QA Automation Engineer
3 6 (11.11%) QA Engineer
4 5 (9.26%) Automation Engineer
4 5 (9.26%) Test Leader
5 4 (7.41%) Lead Developer
6 3 (5.56%) Agile Developer
6 3 (5.56%) Ruby on Rails Developer
6 3 (5.56%) WPF Developer
7 2 (3.70%) Agile .NET Developer
7 2 (3.70%) ASP.NET Developer
7 2 (3.70%) JavaScript Developer
7 2 (3.70%) QA Tester
7 2 (3.70%) Senior .NET Developer
7 2 (3.70%) Senior Developer
7 2 (3.70%) Test Manager
7 2 (3.70%) WCF Developer
Libraries, Frameworks & Software Standards
1 23 (42.59%) .NET
2 19 (35.19%) Web Services
3 17 (31.48%) HTML
4 14 (25.93%) CSS
5 12 (22.22%) HTML5
6 11 (20.37%) CSS3
7 10 (18.52%) AngularJS
7 10 (18.52%) WCF
8 9 (16.67%) .NET Framework
8 9 (16.67%) ASP.NET
8 9 (16.67%) Node.js
9 8 (14.81%) RESTful
9 8 (14.81%) WPF
10 6 (11.11%) Angular 2
10 6 (11.11%) ASP.NET MVC
10 6 (11.11%) Sass
11 5 (9.26%) ASP.NET Web API
11 5 (9.26%) Twitter Bootstrap
12 4 (7.41%) jQuery
12 4 (7.41%) XML
Miscellaneous
1 18 (33.33%) Computer Science
2 2 (3.70%) Analytical Skills
2 2 (3.70%) Credit Risk
2 2 (3.70%) Enterprise Software
3 1 (1.85%) Life Science
Processes & Methodologies
1 43 (79.63%) Agile Software Development
2 27 (50.00%) Scrum
3 15 (27.78%) BDD
3 15 (27.78%) Mathematics
4 14 (25.93%) Test Automation
5 12 (22.22%) Unit Testing
6 11 (20.37%) Continuous Integration
6 11 (20.37%) Microservices
7 10 (18.52%) Continuous Delivery
8 9 (16.67%) DevOps
8 9 (16.67%) OO
8 9 (16.67%) QA Automation
9 7 (12.96%) MVC
10 6 (11.11%) Front End Development
10 6 (11.11%) MVVM
10 6 (11.11%) SOLID
11 5 (9.26%) Dependency Injection
11 5 (9.26%) Open Source
11 5 (9.26%) SOA
12 4 (7.41%) Workflow
Programming Languages
1 25 (46.30%) C#
2 15 (27.78%) JavaScript
3 14 (25.93%) Java
4 7 (12.96%) SQL
5 4 (7.41%) Ruby
5 4 (7.41%) TypeScript
6 1 (1.85%) Clojure
6 1 (1.85%) PL/SQL
6 1 (1.85%) Python
6 1 (1.85%) Scala
Qualifications
1 3 (5.56%) Computer Science Degree
1 3 (5.56%) Degree
1 3 (5.56%) Master's Degree
2 1 (1.85%) Security Cleared
Quality Assurance & Compliance
1 11 (20.37%) QA
2 1 (1.85%) Disclosure Scotland
System Software
1 16 (29.63%) Docker
Systems Management
1 3 (5.56%) Ansible
1 3 (5.56%) Opscode Chef
1 3 (5.56%) Puppet
Vendors
1 6 (11.11%) Microsoft
2 4 (7.41%) Oracle
3 1 (1.85%) Sitecore