The table below looks at the statistics for TDD skills in IT jobs advertised for the Chiswick region. Included is a guide to the salaries offered in IT jobs that have cited TDD over the 3 months to 20 February 2017 with a comparison to the same period over the previous 2 years.

3 months to
20 Feb 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
London / Chiswick
Rank 31 12 14
Rank change year-on-year
-19 +2
Permanent jobs citing TDD 1 9 3
As % of all permanent IT jobs located in Chiswick 1.32% 13.64% 6.98%
As % of the Processes & Methodologies category 1.35% 14.29% 9.09%
Number of salaries quoted 1 9 2
Median salary £60,000 £70,000 £51,250
Median salary % change year-on-year
-14.28% +36.58%
UK excluding London median salary £45,000 £45,000 £40,000
% change year-on-year
- +12.50%

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

Processes & Methodologies Category
Chiswick
Permanent IT job ads with a match in the
Processes & Methodologies category
74 63 33
As % of all permanent IT jobs located in Chiswick 97.37% 95.45% 76.74%
Number of salaries quoted 71 59 30
Median salary £57,500 £60,000 £45,000
Median salary % change year-on-year
-4.16% +33.33%
90% offered a salary of more than £45,000 £32,500 £20,000
10% offered a salary of more than £70,000 £57,500 £72,500
UK excluding London median salary £45,000 £45,000 £42,500
% change year-on-year
- +5.88%

TDD
Jobs Demand Trend in Chiswick

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

TDD Jobs Demand Trend in Chiswick

TDD
Salary Trend in Chiswick

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

TDD Salary Trend in Chiswick

TDD
Top 30 Related IT Skills in Chiswick

For the 6 months to 20 February 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 Chiswick region with a requirement for TDD.

1 2 (100.00%) Agile Software Development
1 2 (100.00%) SQL
2 1 (50.00%) T-SQL
2 1 (50.00%) SQL Server
2 1 (50.00%) Data Warehouse
2 1 (50.00%) Data Mining
2 1 (50.00%) Business Intelligence
2 1 (50.00%) ISEB
2 1 (50.00%) Electronics
2 1 (50.00%) SEO
2 1 (50.00%) Manufacturing
2 1 (50.00%) Validation
2 1 (50.00%) Scrum
2 1 (50.00%) Java
2 1 (50.00%) SQL Server Reporting Services
2 1 (50.00%) Data Analysis
2 1 (50.00%) Business Analysis
2 1 (50.00%) MS PowerPoint
2 1 (50.00%) SQL Server 2005
2 1 (50.00%) SQL Server Integration Services
2 1 (50.00%) ISTQB
2 1 (50.00%) MDX
2 1 (50.00%) JIRA
2 1 (50.00%) QA
2 1 (50.00%) Selenium
2 1 (50.00%) SQL Server Analysis Services
2 1 (50.00%) SQL Server 2008
2 1 (50.00%) Test Automation
2 1 (50.00%) Cucumber
2 1 (50.00%) Continuous Improvement

TDD
Top Related IT Skills in Chiswick 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:

Applications
1 1 (50.00%) MS PowerPoint
Database & Business Intelligence
1 1 (50.00%) Data Mining
1 1 (50.00%) Data Warehouse
1 1 (50.00%) PowerPivot
1 1 (50.00%) SQL Server
1 1 (50.00%) SQL Server 2005
1 1 (50.00%) SQL Server 2008
1 1 (50.00%) SQL Server Analysis Services
1 1 (50.00%) SQL Server Integration Services
1 1 (50.00%) SQL Server Reporting Services
Development Applications
1 1 (50.00%) Cucumber
1 1 (50.00%) eggPlant
1 1 (50.00%) Jenkins
1 1 (50.00%) JIRA
1 1 (50.00%) Selenium
General
1 1 (50.00%) Electronics
1 1 (50.00%) Manufacturing
Job Titles
1 1 (50.00%) Business Intelligence Developer
1 1 (50.00%) Developer
1 1 (50.00%) QA Automation Engineer
1 1 (50.00%) QA Engineer
1 1 (50.00%) QA Test Engineer
1 1 (50.00%) Senior QA Engineer
1 1 (50.00%) Senior Test Automation Engineer
1 1 (50.00%) Senior Test Engineer
1 1 (50.00%) SQL BI Developer
1 1 (50.00%) SQL Developer
1 1 (50.00%) SSIS Developer
1 1 (50.00%) SSRS Developer
1 1 (50.00%) Test Automation Engineer
1 1 (50.00%) Test Engineer
1 1 (50.00%) T-SQL Developer
Libraries, Frameworks & Software Standards
1 1 (50.00%) Gherkin
1 1 (50.00%) MDX
Miscellaneous
1 1 (50.00%) Analytical Skills
Processes & Methodologies
1 2 (100.00%) Agile Software Development
2 1 (50.00%) Automation Testing
2 1 (50.00%) Business Analysis
2 1 (50.00%) Business Intelligence
2 1 (50.00%) Continuous Improvement
2 1 (50.00%) Data Analysis
2 1 (50.00%) QA Automation
2 1 (50.00%) Scrum
2 1 (50.00%) SEO
2 1 (50.00%) Test Automation
2 1 (50.00%) Validation
Programming Languages
1 2 (100.00%) SQL
2 1 (50.00%) Java
2 1 (50.00%) T-SQL
Qualifications
1 1 (50.00%) ISEB
1 1 (50.00%) ISTQB
Quality Assurance & Compliance
1 1 (50.00%) QA