The table below looks at the statistics for TDD skills in IT jobs advertised for the Street region. Included is a guide to the salaries offered in IT jobs that have cited TDD over the 3 months to 24 May 2016 with a comparison to the same period over the previous 2 years.

3 months to
24 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 16 11 16
Rank change year-on-year
-5 +5
Permanent jobs citing TDD 5 4 5
As % of all permanent IT jobs located in Street 7.94% 9.30% 10.00%
As % of the Processes & Methodologies category 11.63% 11.43% 10.87%
Number of salaries quoted 5 4 5
Median salary £65,000 £48,750 £80,000
Median salary % change year-on-year
+33.33% -39.06%
UK excluding London median salary £44,000 £42,500 £40,500
% change year-on-year
+3.52% +4.93%
TDD
Somerset

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in permanent jobs advertised in the Street region.

Processes & Methodologies Category
Street
Permanent IT job ads with a match in the
Processes & Methodologies category
43 35 46
As % of all permanent IT jobs located in Street 68.25% 81.40% 92.00%
Number of salaries quoted 32 26 45
Median salary £60,000 £42,500 £42,500
Median salary % change year-on-year
+41.17% -
90% offered a salary of more than £30,000 £26,500 £30,000
10% offered a salary of more than £70,000 £80,000 £55,000
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

TDD
Jobs Demand Trend in Street

The demand trend of job ads across the Street region citing TDD as a proportion of all IT jobs with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Street

TDD
Salary Trend in Street

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD across the Street region.

TDD Salary Trend in Street

TDD
Salary Histogram in Street

This chart provides a salary histogram for IT jobs citing TDD across the Street region over the 3 months to 24 May 2016.

TDD Salary Histogram in Street

TDD
Top 30 Related IT Skills in Street

For the 6 months to 24 May 2016, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Street region with a requirement for TDD.

1 9 (100.00%) JavaScript
2 8 (88.89%) HTML
2 8 (88.89%) Agile Software Development
3 5 (55.56%) Java
3 5 (55.56%) Web Services
3 5 (55.56%) OO
4 4 (44.44%) C#
4 4 (44.44%) SQL
4 4 (44.44%) .NET
4 4 (44.44%) Android
4 4 (44.44%) BDD
4 4 (44.44%) Apple iOS
4 4 (44.44%) Mobile Development
5 3 (33.33%) Agile Testing
5 3 (33.33%) Selenium IDE
5 3 (33.33%) Defect Management
5 3 (33.33%) WebDriver
5 3 (33.33%) Open Source
5 3 (33.33%) HTML5
5 3 (33.33%) Cucumber
5 3 (33.33%) Telecoms
5 3 (33.33%) JIRA
5 3 (33.33%) QA
5 3 (33.33%) Selenium
5 3 (33.33%) Test Scripting
5 3 (33.33%) PHP
5 3 (33.33%) CSS
5 3 (33.33%) Unix
5 3 (33.33%) Linux
5 3 (33.33%) SOA

TDD
Top Related IT Skills in Street 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 (22.22%) Elasticsearch
1 2 (22.22%) Mule
1 2 (22.22%) Node.js
Communications & Networking
1 2 (22.22%) HTTP
Database & Business Intelligence
1 2 (22.22%) Redis
2 1 (11.11%) CouchDB
2 1 (11.11%) MongoDB
2 1 (11.11%) NoSQL
2 1 (11.11%) RavenDB
Development Applications
1 3 (33.33%) Cucumber
1 3 (33.33%) JIRA
1 3 (33.33%) Selenium
1 3 (33.33%) Selenium IDE
1 3 (33.33%) WebDriver
2 2 (22.22%) Git (software)
General
1 3 (33.33%) Telecoms
Job Titles
1 6 (66.67%) Developer
2 3 (33.33%) Automation Tester
2 3 (33.33%) JavaScript Developer
2 3 (33.33%) Selenium Automation Tester
2 3 (33.33%) Selenium Tester
2 3 (33.33%) Tester
2 3 (33.33%) Web Developer
3 2 (22.22%) ASP.NET MVC Developer
3 2 (22.22%) C# .NET Developer
3 2 (22.22%) Developer/Software Engineer
3 2 (22.22%) Full Stack Developer
3 2 (22.22%) Full Stack Web Developer
3 2 (22.22%) iOS Android Developer
3 2 (22.22%) iOS Developer
3 2 (22.22%) JavaScript Engineer
3 2 (22.22%) Node.js Developer
3 2 (22.22%) Senior Android Developer
3 2 (22.22%) Senior iOS Android Developer
3 2 (22.22%) Senior iOS Developer
3 2 (22.22%) Senior Mobile Developer
Libraries, Frameworks & Software Standards
1 8 (88.89%) HTML
2 5 (55.56%) Web Services
3 4 (44.44%) .NET
4 3 (33.33%) CSS
4 3 (33.33%) HTML5
5 2 (22.22%) ASP.NET
5 2 (22.22%) ASP.NET MVC
5 2 (22.22%) jQuery
6 1 (11.11%) .NET Framework
6 1 (11.11%) AngularJS
6 1 (11.11%) ASP.NET MVC 5
6 1 (11.11%) CSS3
6 1 (11.11%) Fluent NHibernate
6 1 (11.11%) Ruby on Rails
Miscellaneous
1 2 (22.22%) e-Learning
1 2 (22.22%) Social Network
2 1 (11.11%) Enterprise Software
Operating Systems
1 4 (44.44%) Android
1 4 (44.44%) Apple iOS
2 3 (33.33%) Linux
2 3 (33.33%) Unix
Processes & Methodologies
1 8 (88.89%) Agile Software Development
2 5 (55.56%) OO
3 4 (44.44%) BDD
3 4 (44.44%) Mobile Development
4 3 (33.33%) Agile Testing
4 3 (33.33%) Automated Testing
4 3 (33.33%) Configuration Management
4 3 (33.33%) Defect Management
4 3 (33.33%) Open Source
4 3 (33.33%) SOA
4 3 (33.33%) Test Scripting
5 2 (22.22%) Analytics
5 2 (22.22%) API Design
5 2 (22.22%) DevOps
5 2 (22.22%) MVC
5 2 (22.22%) Network Architecture
5 2 (22.22%) Performance Testing
5 2 (22.22%) Software Engineering
5 2 (22.22%) Use Case
5 2 (22.22%) Web Development
Programming Languages
1 9 (100.00%) JavaScript
2 5 (55.56%) Java
3 4 (44.44%) C#
3 4 (44.44%) SQL
4 3 (33.33%) PHP
5 2 (22.22%) Clojure
6 1 (11.11%) F#
6 1 (11.11%) Ruby
Qualifications
1 1 (11.11%) Degree
Quality Assurance & Compliance
1 3 (33.33%) QA
Vendors
1 2 (22.22%) Oracle
2 1 (11.11%) Microsoft