The following table provides summary statistics for contract job vacancies advertised in Kingston Upon Thames with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 25 March 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
London / Kingston Upon Thames
Rank 16 - -
Rank change year-on-year - 0  
Contract jobs citing TDD 3 0 0
As % of all contract IT jobs advertised in Kingston Upon Thames 4.84% - -
As % of the Processes & Methodologies category 6.25% - -
Number of daily rates quoted 1 0 0
Median daily rate £450 - -
UK excluding London median daily rate £405 £400 £375
% change year-on-year +1.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.00 £45.75 £36.00
% change year-on-year -14.75% +27.08%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Kingston Upon Thames with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Kingston Upon Thames
Contract job vacancies with a requirement for process and methodology skills 48 42 64
As % of all contract IT job vacancies advertised in Kingston Upon Thames 77.42% 97.67% 87.67%
Number of daily rates quoted 34 20 29
Median daily rate £375 £339 £342
Median daily rate % change year-on-year +10.78% -1.02%  
90% offered a daily rate of more than £300 £275 £147
10% offered a daily rate of more than £488 £475 £450
UK excluding London median daily rate £410 £400 £400
% change year-on-year +2.50% +0.06%  
Number of hourly rates quoted 2 1 1
Median hourly rate £88.13 £20.00 £20.00
Median hourly rate % change year-on-year +340.62% -  
UK excluding London median hourly rate £36.00 £38.75 £30.00
% change year-on-year -7.09% +29.16%  

TDD
Job Vacancy Trend in Kingston Upon Thames

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

Job vacancy trend for TDD in Kingston Upon Thames

TDD
Contractor Daily Rate Trend in Kingston Upon Thames

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

Contractor daily rate trend for TDD in Kingston Upon Thames

TDD
Top 30 Related IT Skills in Kingston Upon Thames

For the 6 months to 25 March 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 Kingston Upon Thames region with a requirement for TDD.

1 3 (60.00%) Finance
1 3 (60.00%) Agile Software Development
2 2 (40.00%) PhD
2 2 (40.00%) Subversion
2 2 (40.00%) TOGAF
2 2 (40.00%) SOA
2 2 (40.00%) Business Intelligence
2 2 (40.00%) IBM
2 2 (40.00%) Middleware
2 2 (40.00%) Continuous Integration
2 2 (40.00%) Android
2 2 (40.00%) TeamCity
2 2 (40.00%) Git (software)
2 2 (40.00%) Hadoop
2 2 (40.00%) Microsoft Azure
2 2 (40.00%) Amazon AWS
2 2 (40.00%) Open Source
2 2 (40.00%) BDD
2 2 (40.00%) Puppet
2 2 (40.00%) Apple iOS
2 2 (40.00%) Big Data
2 2 (40.00%) Big Data Analytics
2 2 (40.00%) Hortonworks
2 2 (40.00%) Cloudera
2 2 (40.00%) Data Analytics
2 2 (40.00%) GitHub
2 2 (40.00%) Mathematics
2 2 (40.00%) Analytics
2 2 (40.00%) Jenkins
2 2 (40.00%) Xamarin

TDD
Top Related IT Skills in Kingston Upon Thames 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:

Cloud Services
1 2 (40.00%) Amazon AWS
1 2 (40.00%) GitHub
1 2 (40.00%) Microsoft Azure
Database & Business Intelligence
1 2 (40.00%) Big Data
1 2 (40.00%) Enterprise Data Warehouse
1 2 (40.00%) Hadoop
2 1 (20.00%) SQL Server
Development Applications
1 2 (40.00%) Git (software)
1 2 (40.00%) Jenkins
1 2 (40.00%) Subversion
1 2 (40.00%) TeamCity
2 1 (20.00%) Android Studio
2 1 (20.00%) Artifactory
2 1 (20.00%) CocoaPods
2 1 (20.00%) Gradle
2 1 (20.00%) JIRA
2 1 (20.00%) Team Foundation Server
General
1 3 (60.00%) Finance
2 1 (20.00%) Retail
Job Titles
1 3 (60.00%) Developer
2 2 (40.00%) Architect
2 2 (40.00%) Big Data Architect
2 2 (40.00%) Data Analytics Architect
2 2 (40.00%) Data Architect
3 1 (20.00%) .NET Developer
3 1 (20.00%) Agile .NET Developer
3 1 (20.00%) Agile C# Developer
3 1 (20.00%) Agile Developer
3 1 (20.00%) Android Developer
3 1 (20.00%) ASP.NET Developer
3 1 (20.00%) C# .NET Developer
3 1 (20.00%) C# ASP.NET Developer
3 1 (20.00%) C# Developer
3 1 (20.00%) C# VB.NET Developer
3 1 (20.00%) iOS Developer
3 1 (20.00%) Lead C# Developer
3 1 (20.00%) Lead Developer
3 1 (20.00%) VB.NET Developer
3 1 (20.00%) VB.NET/ASP.NET Developer
Libraries, Frameworks & Software Standards
1 2 (40.00%) Middleware
2 1 (20.00%) .NET
2 1 (20.00%) Android SDK
2 1 (20.00%) ASP.NET
2 1 (20.00%) ASP.NET Web API
2 1 (20.00%) iOS SDK
2 1 (20.00%) RESTful
2 1 (20.00%) UIKit
2 1 (20.00%) Web Services
2 1 (20.00%) WinForms
Miscellaneous
1 2 (40.00%) Analytical Skills
2 1 (20.00%) Client/Server
2 1 (20.00%) iPad
2 1 (20.00%) N-Tier
2 1 (20.00%) User Experience
Operating Systems
1 2 (40.00%) Android
1 2 (40.00%) Apple iOS
2 1 (20.00%) Windows
Processes & Methodologies
1 3 (60.00%) Agile Software Development
2 2 (40.00%) Analytics
2 2 (40.00%) BDD
2 2 (40.00%) Big Data Analytics
2 2 (40.00%) Business Intelligence
2 2 (40.00%) Continuous Integration
2 2 (40.00%) Data Analytics
2 2 (40.00%) DevOps
2 2 (40.00%) Mathematics
2 2 (40.00%) Mobile Development
2 2 (40.00%) Open Source
2 2 (40.00%) SOA
2 2 (40.00%) TOGAF
2 2 (40.00%) Translating Business Requirements
3 1 (20.00%) Android Development
3 1 (20.00%) Dependency Management
3 1 (20.00%) iOS Development
3 1 (20.00%) MVC
3 1 (20.00%) Performance Tuning
3 1 (20.00%) Scrum
Programming Languages
1 1 (20.00%) Apple Swift
1 1 (20.00%) C#
1 1 (20.00%) Java
1 1 (20.00%) Objective-C
1 1 (20.00%) SQL
1 1 (20.00%) T-SQL
1 1 (20.00%) VB.NET
Qualifications
1 2 (40.00%) PhD
Systems Management
1 2 (40.00%) Puppet
Vendors
1 2 (40.00%) Cloudera
1 2 (40.00%) Hortonworks
1 2 (40.00%) IBM
1 2 (40.00%) MuleSoft
1 2 (40.00%) Xamarin
2 1 (20.00%) Google