The table below looks at the statistics for TDD skills in IT jobs advertised for the Chiswick region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 11 February 2016 with a comparison to the same period in the previous 2 years.

Location
3 months to
11 Feb 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 12 11 9
Rank change year-on-year
-1 -2
Permanent jobs citing TDD 8 3 1
As % of all permanent IT jobs located in Chiswick 13.56% 7.89% 4.35%
As % of the Processes & Methodologies category 14.29% 11.11% 5.88%
Number of salaries quoted 8 2 1
Average salary £65,000 £51,250 £40,000
Average salary % change year-on-year
+26.82% +28.12%
UK excluding London average salary £45,000 £40,000 £40,000
% change year-on-year
+12.50% -
TDD
London

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
56 27 17
As % of all permanent IT jobs located in Chiswick 94.92% 71.05% 73.91%
Number of salaries quoted 54 24 14
Average salary £60,000 £45,000 £34,000
Average salary % change year-on-year
+33.33% +32.35%
90% offered a salary of more than £32,500 £20,000 £32,500
10% offered a salary of more than £72,500 £64,000 £55,000
UK excluding London average salary £45,000 £42,500 £42,500
% change year-on-year
+5.88% -

TDD
Jobs Demand Trend in Chiswick

This chart provides a 3-month moving total of permanent IT jobs citing TDD across the Chiswick region as a proportion of the total demand within 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
Salary Histogram in Chiswick

This chart provides a salary histogram for IT jobs citing TDD across the Chiswick region over the 3 months to 11 February 2016.

TDD Salary Histogram in Chiswick

TDD
Top 30 Related IT Skills in Chiswick

For the 6 months to 11 February 2016, IT jobs across the Chiswick region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD.

1 12 (100.00%) Agile Software Development
2 8 (66.67%) Continuous Improvement
3 7 (58.33%) SQL
4 5 (41.67%) Scrum
4 5 (41.67%) Telecoms
4 5 (41.67%) ATDD
4 5 (41.67%) Coaching
4 5 (41.67%) JIRA
4 5 (41.67%) Velocity
4 5 (41.67%) Continuous Integration
4 5 (41.67%) Automated Testing
5 4 (33.33%) Legal
5 4 (33.33%) Ruby
5 4 (33.33%) OOP
5 4 (33.33%) Python
5 4 (33.33%) C
5 4 (33.33%) C++
5 4 (33.33%) Java
5 4 (33.33%) Perl
5 4 (33.33%) PHP
6 3 (25.00%) T-SQL
6 3 (25.00%) SQL Server
6 3 (25.00%) Data Warehouse
6 3 (25.00%) Data Mining
6 3 (25.00%) Business Intelligence
6 3 (25.00%) MS PowerPoint
6 3 (25.00%) SQL Server 2005
6 3 (25.00%) SQL Server Integration Services
6 3 (25.00%) Web Development
6 3 (25.00%) MDX

TDD
Top Related IT Skills in Chiswick by Category

For the 6 months to 11 February 2016, IT jobs across the Chiswick region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Applications
1 3 (25.00%) MS PowerPoint
Database & Business Intelligence
1 3 (25.00%) Data Mining
1 3 (25.00%) Data Warehouse
1 3 (25.00%) PowerPivot
1 3 (25.00%) SQL Server
1 3 (25.00%) SQL Server 2005
1 3 (25.00%) SQL Server 2008
1 3 (25.00%) SQL Server Analysis Services
1 3 (25.00%) SQL Server Integration Services
1 3 (25.00%) SQL Server Reporting Services
Development Applications
1 5 (41.67%) JIRA
General
1 5 (41.67%) Telecoms
2 4 (33.33%) Legal
3 3 (25.00%) Manufacturing
Job Titles
1 7 (58.33%) Developer
1 7 (58.33%) SQL Developer
2 5 (41.67%) Scrum Master
3 4 (33.33%) Agile Developer
3 4 (33.33%) Software Developer
4 3 (25.00%) Administrator
4 3 (25.00%) Database Developer
4 3 (25.00%) DBA
4 3 (25.00%) SQL Database Developer
4 3 (25.00%) SQL DBA
5 2 (16.67%) LAMP Developer
5 2 (16.67%) Linux Developer
6 1 (8.33%) Agile Scrum Master
6 1 (8.33%) Applications Developer
6 1 (8.33%) Web Applications Developer
Libraries, Frameworks & Software Standards
1 5 (41.67%) Velocity
2 3 (25.00%) MDX
3 2 (16.67%) LAMP
Miscellaneous
1 3 (25.00%) Analytical Skills
Operating Systems
1 2 (16.67%) Linux
Processes & Methodologies
1 12 (100.00%) Agile Software Development
2 8 (66.67%) Continuous Improvement
3 5 (41.67%) ATDD
3 5 (41.67%) Automated Testing
3 5 (41.67%) Coaching
3 5 (41.67%) Continuous Integration
3 5 (41.67%) Scrum
4 4 (33.33%) OOP
5 3 (25.00%) Business Analysis
5 3 (25.00%) Business Intelligence
5 3 (25.00%) Data Analysis
5 3 (25.00%) Validation
5 3 (25.00%) Web Development
6 2 (16.67%) Kanban
6 2 (16.67%) Waterfall
Programming Languages
1 7 (58.33%) SQL
2 4 (33.33%) C
2 4 (33.33%) C++
2 4 (33.33%) Java
2 4 (33.33%) Perl
2 4 (33.33%) PHP
2 4 (33.33%) Python
2 4 (33.33%) Ruby
3 3 (25.00%) T-SQL