The table below looks at the statistics for TDD skills in IT contracts advertised for the Staines region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 September 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
29 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 20 16 17
Rank change year-on-year
-4 +1
Contract jobs citing TDD 8 11 2
As % of all contract IT jobs located in Staines 5.26% 7.28% 1.71%
As % of the Processes & Methodologies category 5.80% 7.91% 2.15%
Number of daily rates quoted 1 1 1
Median daily rate £500 £375 £350
Median daily rate % change year-on-year
+33.33% +7.14%
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.25 £37.45 £36.25
% change year-on-year
+10.14% +3.31%
TDD
Surrey

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

Processes & Methodologies Category
Staines
Contract IT job ads with a match in the
Processes & Methodologies category
138 139 93
As % of all contract IT jobs located in Staines 90.79% 92.05% 79.49%
Number of daily rates quoted 58 25 34
Median daily rate £438 £500 £363
Median daily rate % change year-on-year
-12.50% +37.93%
90% offered a daily rate of more than £265 £325 £313
10% offered a daily rate of more than £550 £575 £475
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 2 2 1
Median hourly rate £40.00 £45.00 £52.50
Median hourly rate % change year-on-year
-11.11% -14.28%
UK excluding London median hourly rate £32.66 £34.00 £26.00
% change year-on-year
-3.95% +30.76%

TDD
Jobs Demand Trend in Staines

The demand trend of contract jobs across the Staines region citing TDD as a proportion of all IT contracts with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Staines

TDD
Daily Rate Trend in Staines

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing TDD across the Staines region.

TDD Daily Rate Trend in Staines

TDD
Hourly Rate Trend in Staines

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing TDD across the Staines region.

TDD Hourly Rate Trend in Staines

TDD
Top 30 Related IT Skills in Staines

For the 6 months to 29 September 2016, 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 Staines region with a requirement for TDD.

1 24 (100.00%) Agile Software Development
2 14 (58.33%) REST
3 13 (54.17%) JavaScript
3 13 (54.17%) AngularJS
4 12 (50.00%) Backbone.js
4 12 (50.00%) Ember.js
5 11 (45.83%) Java
5 11 (45.83%) Scrum
6 10 (41.67%) OAuth
6 10 (41.67%) Open Source
6 10 (41.67%) OAuth2
6 10 (41.67%) Front End Development
7 9 (37.50%) HTML
8 7 (29.17%) Spring
8 7 (29.17%) Kanban
9 6 (25.00%) Open Source Development
9 6 (25.00%) Cloud Foundry
9 6 (25.00%) Docker
9 6 (25.00%) Microservices
9 6 (25.00%) Spring Boot
10 5 (20.83%) Twitter Bootstrap
10 5 (20.83%) Continuous Integration
10 5 (20.83%) CSS
10 5 (20.83%) SQL
11 4 (16.67%) C++
11 4 (16.67%) C
11 4 (16.67%) SOA
11 4 (16.67%) MPEG
11 4 (16.67%) HTTP
11 4 (16.67%) Configuration Management

TDD
Top Related IT Skills in Staines 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 (25.00%) Cloud Foundry
Cloud Services
1 1 (4.17%) Amazon AWS
1 1 (4.17%) Amazon EC2
1 1 (4.17%) SaaS
Communications & Networking
1 4 (16.67%) DVB
1 4 (16.67%) HTTP
Database & Business Intelligence
1 4 (16.67%) NoSQL
2 1 (4.17%) MySQL
2 1 (4.17%) SQL Server
Development Applications
1 4 (16.67%) Git (software)
2 1 (4.17%) Team Foundation Server
Job Titles
1 18 (75.00%) Developer
2 12 (50.00%) JavaScript Developer
3 6 (25.00%) Front End Developer (Client-Side Developer)
4 4 (16.67%) Angular Developer
4 4 (16.67%) Java Developer
5 3 (12.50%) Continuous Deployment Engineer
6 2 (8.33%) Embedded Engineer
6 2 (8.33%) Software Engineer
7 1 (4.17%) .NET Developer
7 1 (4.17%) Agile .NET Developer
7 1 (4.17%) Agile Developer
7 1 (4.17%) ASP.NET MVC Developer
7 1 (4.17%) C++ Developer
7 1 (4.17%) C++ Software Engineer
7 1 (4.17%) Development Engineer
7 1 (4.17%) Embedded C Engineer
7 1 (4.17%) Embedded Software Engineer
7 1 (4.17%) Software Development Engineer
Libraries, Frameworks & Software Standards
1 14 (58.33%) REST
2 13 (54.17%) AngularJS
3 12 (50.00%) Backbone.js
3 12 (50.00%) Ember.js
4 10 (41.67%) OAuth
4 10 (41.67%) OAuth2
5 9 (37.50%) HTML
6 7 (29.17%) Spring
7 6 (25.00%) Spring Boot
8 5 (20.83%) CSS
8 5 (20.83%) Twitter Bootstrap
9 4 (16.67%) CSS3
9 4 (16.67%) HTML5
9 4 (16.67%) Node.js
9 4 (16.67%) RESTful
10 1 (4.17%) .NET Framework
10 1 (4.17%) ASP.NET MVC
10 1 (4.17%) Entity Framework
10 1 (4.17%) Java EE
10 1 (4.17%) Spring MVC
Miscellaneous
1 4 (16.67%) Digital TV
1 4 (16.67%) MPEG
1 4 (16.67%) STB
2 1 (4.17%) Computer Science
Processes & Methodologies
1 24 (100.00%) Agile Software Development
2 11 (45.83%) Scrum
3 10 (41.67%) Front End Development
3 10 (41.67%) Open Source
4 7 (29.17%) Kanban
5 6 (25.00%) Microservices
5 6 (25.00%) Open Source Development
6 5 (20.83%) Continuous Integration
7 4 (16.67%) Capacity Management
7 4 (16.67%) Configuration Management
7 4 (16.67%) Continuous Deployment
7 4 (16.67%) Prototyping
7 4 (16.67%) SOA
7 4 (16.67%) Software Architecture
7 4 (16.67%) Web Application Development
8 3 (12.50%) Continuous Improvement
8 3 (12.50%) User Stories
8 3 (12.50%) Web Development
9 2 (8.33%) Multithreading
9 2 (8.33%) MVC
Programming Languages
1 13 (54.17%) JavaScript
2 11 (45.83%) Java
3 5 (20.83%) SQL
4 4 (16.67%) C
4 4 (16.67%) C++
5 2 (8.33%) Embedded C
6 1 (4.17%) C#
6 1 (4.17%) Embedded C++
6 1 (4.17%) T-SQL
Qualifications
1 1 (4.17%) Degree
Quality Assurance & Compliance
1 2 (8.33%) Disclosure Scotland
System Software
1 6 (25.00%) Docker