The following table provides summary statistics for permanent job vacancies advertised in Canary Wharf with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 3 months to 23 April 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
London / Canary Wharf
3 months to
23 Apr 2017
Same period 2016 Same period 2015
Rank 31 23 29
Rank change year-on-year -8 +6  
Permanent jobs citing TDD 7 11 5
As % of all permanent IT jobs advertised in Canary Wharf 3.61% 7.05% 2.75%
As % of the Processes & Methodologies category 3.89% 9.40% 2.87%
Number of salaries quoted 7 11 5
Median salary £72,500 £55,000 £60,000
Median salary % change year-on-year +31.81% -8.33%  
90% offered a salary of more than £70,000 £50,000 £54,000
10% offered a salary of more than £77,500 £75,000 £90,000
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year +2.27% +3.52%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Canary Wharf with a requirement for process and methodology skills.

Process & Methodology Skills
Canary Wharf
Permanent job vacancies with a requirement for process and methodology skills 180 117 174
As % of all permanent IT job vacancies advertised in Canary Wharf 92.78% 75.00% 95.60%
Number of salaries quoted 139 109 141
Median salary £67,500 £67,500 £65,000
Median salary % change year-on-year - +3.84%  
90% offered a salary of more than £50,000 £47,500 £50,000
10% offered a salary of more than £85,000 £80,000 £82,500
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

TDD
Job Vacancy Trend in Canary Wharf

The job posting trend of jobs advertised in Canary Wharf citing TDD as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Canary Wharf

TDD
Salary Trend in Canary Wharf

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD in Canary Wharf.

Salary trend for TDD in Canary Wharf

For the 6 months to 23 April 2017, 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 Canary Wharf region with a requirement for TDD.

1 31 (91.18%) Agile Software Development
2 28 (82.35%) Banking
3 22 (64.71%) Multithreading
4 20 (58.82%) C#
5 18 (52.94%) .NET
6 14 (41.18%) JIRA
6 14 (41.18%) HTML
6 14 (41.18%) CSS
6 14 (41.18%) AngularJS
7 13 (38.24%) Jenkins
7 13 (38.24%) SOAP
8 11 (32.35%) MVC
8 11 (32.35%) Infragistics
8 11 (32.35%) WPF
8 11 (32.35%) Unit Testing
8 11 (32.35%) NUnit
8 11 (32.35%) Unity DI Container
8 11 (32.35%) Managed Extensibility Framework
8 11 (32.35%) SpecFlow
8 11 (32.35%) Dependency Injection
8 11 (32.35%) MVVM
8 11 (32.35%) Rhino Mocks
8 11 (32.35%) Moq
9 10 (29.41%) SDLC
9 10 (29.41%) Scrum
9 10 (29.41%) OO
9 10 (29.41%) JUnit
10 8 (23.53%) SQL
10 8 (23.53%) Java
10 8 (23.53%) Degree

TDD
Co-occurring IT Skills in Canary Wharf 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 6 (17.65%) Apache
1 6 (17.65%) Apache Spark
Cloud Services
1 1 (2.94%) Amazon AWS
Database & Business Intelligence
1 6 (17.65%) Apache Hive
1 6 (17.65%) Hadoop
1 6 (17.65%) HBase
2 4 (11.76%) MySQL
3 3 (8.82%) SQL Server
4 2 (5.88%) BusinessObjects
4 2 (5.88%) DB2
4 2 (5.88%) QlikView
4 2 (5.88%) Relational Database
Development Applications
1 14 (41.18%) JIRA
2 13 (38.24%) Jenkins
3 11 (32.35%) Moq
3 11 (32.35%) NUnit
3 11 (32.35%) Rhino Mocks
3 11 (32.35%) SpecFlow
4 10 (29.41%) JUnit
5 3 (8.82%) Git (software)
6 2 (5.88%) Ant
6 2 (5.88%) Concordion
6 2 (5.88%) Cucumber
6 2 (5.88%) Gradle
6 2 (5.88%) Hudson
6 2 (5.88%) JBehave
6 2 (5.88%) Maven
6 2 (5.88%) Selenium
7 1 (2.94%) Bitbucket
7 1 (2.94%) Visual Studio
General
1 28 (82.35%) Banking
2 5 (14.71%) Finance
3 1 (2.94%) Investment Banking
Job Titles
1 33 (97.06%) Developer
2 17 (50.00%) C# Developer
3 14 (41.18%) HTML Developer
4 8 (23.53%) C# WPF Developer
4 8 (23.53%) Java Developer
4 8 (23.53%) WPF Developer
5 6 (17.65%) Angular Developer
5 6 (17.65%) Apache Spark Developer
5 6 (17.65%) Front End Developer (Client-Side Developer)
5 6 (17.65%) HTML CSS Developer
5 6 (17.65%) JavaScript Developer
6 4 (11.76%) .NET Developer
6 4 (11.76%) C# .NET Developer
7 3 (8.82%) Software Engineer
7 3 (8.82%) UI Developer
8 2 (5.88%) Core Java Developer
8 2 (5.88%) Developer/Software Engineer
8 2 (5.88%) Scala Developer
8 2 (5.88%) Software Developer
8 2 (5.88%) SQL Developer
Libraries, Frameworks & Software Standards
1 18 (52.94%) .NET
2 14 (41.18%) AngularJS
2 14 (41.18%) CSS
2 14 (41.18%) HTML
3 13 (38.24%) SOAP
4 11 (32.35%) Managed Extensibility Framework
4 11 (32.35%) Unity DI Container
4 11 (32.35%) WPF
5 8 (23.53%) CSS3
5 8 (23.53%) HTML5
5 8 (23.53%) Twitter Bootstrap
6 6 (17.65%) React
6 6 (17.65%) REST
6 6 (17.65%) Spring
7 4 (11.76%) Hibernate
7 4 (11.76%) J2EE
8 3 (8.82%) XML
9 2 (5.88%) JSON
10 1 (2.94%) .NET Framework
10 1 (2.94%) XSLT
Miscellaneous
1 4 (11.76%) Computer Science
2 3 (8.82%) Derivative
3 2 (5.88%) Enterprise Software
4 1 (2.94%) N-Tier
Operating Systems
1 2 (5.88%) Unix
Processes & Methodologies
1 31 (91.18%) Agile Software Development
2 22 (64.71%) Multithreading
3 11 (32.35%) Dependency Injection
3 11 (32.35%) MVC
3 11 (32.35%) MVVM
3 11 (32.35%) Unit Testing
4 10 (29.41%) OO
4 10 (29.41%) Scrum
4 10 (29.41%) SDLC
5 8 (23.53%) Collateral Management
6 7 (20.59%) Software Engineering
7 6 (17.65%) Continuous Integration
7 6 (17.65%) Front End Development
7 6 (17.65%) Functional Programming
7 6 (17.65%) OOP
8 4 (11.76%) Release Management
9 3 (8.82%) Analytics
9 3 (8.82%) Software Delivery
10 2 (5.88%) Mathematics
10 2 (5.88%) User Acceptance Testing
Programming Languages
1 20 (58.82%) C#
2 8 (23.53%) Java
2 8 (23.53%) SQL
2 8 (23.53%) TypeScript
3 7 (20.59%) Python
4 6 (17.65%) C++
4 6 (17.65%) JavaScript
5 4 (11.76%) Scala
6 2 (5.88%) Clojure
6 2 (5.88%) Erlang
6 2 (5.88%) F#
6 2 (5.88%) Haskell
6 2 (5.88%) OCaml
6 2 (5.88%) Ruby
6 2 (5.88%) Shell Script
Qualifications
1 8 (23.53%) Degree
System Software
1 6 (17.65%) HDFS
2 2 (5.88%) Docker
Vendors
1 11 (32.35%) Infragistics
2 2 (5.88%) Perforce
3 1 (2.94%) Solace