The following table provides summary statistics for contract job vacancies advertised in Bracknell 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 29 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.

Test-Driven Development (TDD)
Berkshire / Bracknell
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 15 - 29
Rank change year-on-year - 0  
Contract jobs citing TDD 18 0 6
As % of all contract IT jobs advertised in Bracknell 6.82% - 2.02%
As % of the Processes & Methodologies category 7.89% - 2.50%
Number of daily rates quoted 11 0 3
Median daily rate £500 - £400
UK excluding London median daily rate £400 £400 £375
% change year-on-year - +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 Bracknell with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Bracknell
Contract job vacancies with a requirement for process and methodology skills 228 237 240
As % of all contract IT job vacancies advertised in Bracknell 86.36% 86.18% 80.81%
Number of daily rates quoted 81 130 110
Median daily rate £450 £450 £400
Median daily rate % change year-on-year - +12.50%  
90% offered a daily rate of more than £248 £255 £200
10% offered a daily rate of more than £525 £525 £500
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 25 16 24
Median hourly rate £12.00 £14.00 £27.50
Median hourly rate % change year-on-year -14.28% -49.09%  
90% offered a hourly rate of more than £11.80 £10.00 £14.00
10% offered a hourly rate of more than £27.50 £20.00 £116.00
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

TDD
Job Vacancy Trend in Bracknell

The job posting trend of jobs advertised in Bracknell 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 Bracknell

TDD
Contractor Daily Rate Trend in Bracknell

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

Contractor daily rate trend for TDD in Bracknell

For the 6 months to 29 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 Bracknell region with a requirement for TDD.

1 30 (88.24%) Java
2 29 (85.29%) Agile Software Development
3 25 (73.53%) BDD
4 24 (70.59%) REST
5 21 (61.76%) Gradle
5 21 (61.76%) Maven
6 20 (58.82%) Scrum
7 19 (55.88%) OO
8 18 (52.94%) OOP
9 17 (50.00%) Content Management
10 16 (47.06%) Continuous Integration
10 16 (47.06%) JMeter
11 15 (44.12%) CMS
11 15 (44.12%) Project Management
11 15 (44.12%) XML
11 15 (44.12%) Python
11 15 (44.12%) HTTP
11 15 (44.12%) Ant
11 15 (44.12%) Selenium
11 15 (44.12%) Groovy
11 15 (44.12%) Sitecore CMS
11 15 (44.12%) Sitecore
11 15 (44.12%) Ruby
11 15 (44.12%) JSON
11 15 (44.12%) Apache Ivy
11 15 (44.12%) eggPlant
11 15 (44.12%) Bitbucket
11 15 (44.12%) Splunk
11 15 (44.12%) WebDriver
12 14 (41.18%) Unit Testing

TDD
Co-occurring IT Skills in Bracknell 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 15 (44.12%) CMS
1 15 (44.12%) Sitecore CMS
2 8 (23.53%) Confluence
3 4 (11.76%) Apache Solr
3 4 (11.76%) Elasticsearch
4 2 (5.88%) Adobe Experience Manager
Cloud Services
1 10 (29.41%) Amazon AWS
2 5 (14.71%) AWS Lambda
3 4 (11.76%) Amazon CloudWatch
3 4 (11.76%) Amazon EC2
3 4 (11.76%) Amazon ElastiCache
3 4 (11.76%) Amazon S3
3 4 (11.76%) Amazon SQS
3 4 (11.76%) CloudFront
4 1 (2.94%) Amazon Kinesis
4 1 (2.94%) AWS CloudFormation
Communications & Networking
1 15 (44.12%) HTTP
2 6 (17.65%) Internet
Database & Business Intelligence
1 6 (17.65%) RDBMS
1 6 (17.65%) Relational Database
2 5 (14.71%) Amazon DynamoDB
Development Applications
1 21 (61.76%) Gradle
1 21 (61.76%) Maven
2 16 (47.06%) JMeter
3 15 (44.12%) Ant
3 15 (44.12%) Apache Ivy
3 15 (44.12%) Bitbucket
3 15 (44.12%) eggPlant
3 15 (44.12%) Selenium
3 15 (44.12%) WebDriver
4 9 (26.47%) Git (software)
4 9 (26.47%) JIRA
5 8 (23.53%) Jenkins
6 6 (17.65%) Eclipse
6 6 (17.65%) Gatling
6 6 (17.65%) IntelliJ
6 6 (17.65%) JUnit
6 6 (17.65%) Mercurial
7 5 (14.71%) NeoLoad
8 2 (5.88%) Checkstyle
8 2 (5.88%) SonarQube
General
1 1 (2.94%) Retail
Job Titles
1 21 (61.76%) Developer
2 9 (26.47%) Developer in Test
3 6 (17.65%) Java Developer
4 4 (11.76%) Performance Engineer
5 3 (8.82%) Software Developer
6 2 (5.88%) Analyst
6 2 (5.88%) AWS Developer
6 2 (5.88%) Development Analyst
6 2 (5.88%) JavaScript Developer
6 2 (5.88%) Senior Developer
6 2 (5.88%) Senior Java Developer
6 2 (5.88%) Test Analyst
7 1 (2.94%) Angular Developer
7 1 (2.94%) Applications Engineer
7 1 (2.94%) Cloud Developer
7 1 (2.94%) Cloud Specialist
7 1 (2.94%) Elasticsearch Developer
7 1 (2.94%) Front End Developer (Client-Side Developer)
7 1 (2.94%) Security Engineer
7 1 (2.94%) Senior Data Warehouse Specialist
Libraries, Frameworks & Software Standards
1 24 (70.59%) REST
2 15 (44.12%) JSON
2 15 (44.12%) XML
3 12 (35.29%) Web Services
4 9 (26.47%) React
5 6 (17.65%) JSF
5 6 (17.65%) Spring
5 6 (17.65%) Spring MVC
5 6 (17.65%) Struts
6 3 (8.82%) AngularJS
6 3 (8.82%) CSS
6 3 (8.82%) CSS3
6 3 (8.82%) HTML
6 3 (8.82%) HTML5
7 2 (5.88%) Sass
8 1 (2.94%) LESS
8 1 (2.94%) Node.js
8 1 (2.94%) Redux
8 1 (2.94%) RESTful
Miscellaneous
1 7 (20.59%) Analytical Skills
2 6 (17.65%) Computer Science
2 6 (17.65%) Enterprise Software
3 2 (5.88%) User Experience
Processes & Methodologies
1 29 (85.29%) Agile Software Development
2 25 (73.53%) BDD
3 20 (58.82%) Scrum
4 19 (55.88%) OO
5 18 (52.94%) OOP
6 17 (50.00%) Content Management
7 16 (47.06%) Continuous Integration
8 15 (44.12%) Project Management
9 14 (41.18%) Unit Testing
10 13 (38.24%) Test Automation
10 13 (38.24%) Visualisation
11 12 (35.29%) Automated Testing
11 12 (35.29%) Manual Testing
12 11 (32.35%) Software Delivery
13 10 (29.41%) Pair Programming
13 10 (29.41%) Security Testing
13 10 (29.41%) User Stories
14 9 (26.47%) Continuous Improvement
15 8 (23.53%) Kanban
16 7 (20.59%) DevOps
Programming Languages
1 30 (88.24%) Java
2 15 (44.12%) Groovy
2 15 (44.12%) Python
2 15 (44.12%) Ruby
3 14 (41.18%) JavaScript
4 12 (35.29%) C++
5 1 (2.94%) ES6
Qualifications
1 6 (17.65%) Degree
Quality Assurance & Compliance
1 6 (17.65%) QA
2 1 (2.94%) PCI DSS
System Software
1 5 (14.71%) Docker
Systems Management
1 5 (14.71%) HP Fortify
Vendors
1 15 (44.12%) Sitecore
1 15 (44.12%) Splunk
2 6 (17.65%) Oracle
3 5 (14.71%) HP
4 2 (5.88%) Adobe