The following table provides summary statistics for contract job vacancies advertised in East Sussex 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 28 June 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)
South East / East Sussex
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 14 8 36
Rank change year-on-year -6 +28  
Contract jobs citing TDD 26 37 13
As % of all contract IT jobs advertised in East Sussex 9.56% 12.85% 3.66%
As % of the Processes & Methodologies category 11.06% 15.48% 4.32%
Number of daily rates quoted 25 34 10
Median daily rate £450 £500 £356
Median daily rate % change year-on-year -10.00% +40.35%  
90% offered a daily rate of more than £258 £325 £311
10% offered a daily rate of more than £475 £556 £446
UK excluding London median daily rate £420 £413 £375
% change year-on-year +1.81% +10.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.50 £40.00 £43.75
% change year-on-year +3.75% -8.57%  

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 East Sussex with a requirement for process and methodology skills.

Contract Process & Methodology Skills
East Sussex
Contract job vacancies with a requirement for process and methodology skills 235 239 301
As % of all contract IT job vacancies advertised in East Sussex 86.40% 82.99% 84.79%
Number of daily rates quoted 531 623 807
Median daily rate £400 £413 £415
Median daily rate % change year-on-year -3.14% -0.48%  
90% offered a daily rate of more than £248 £293 £295
10% offered a daily rate of more than £519 £574 £538
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 23 27 29
Median hourly rate £11.93 £21.36 £21.00
Median hourly rate % change year-on-year -44.13% +1.69%  
90% offered a hourly rate of more than £11.17 £10.60 £14.55
10% offered a hourly rate of more than £187.50 £37.50 £40.00
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

TDD
Job Vacancy Trend in East Sussex

Job postings citing TDD as a percentage of all IT jobs advertised in East Sussex.

Job vacancy trend for TDD in East Sussex

TDD
Contractor Daily Rate Trend in East Sussex

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

Contractor daily rate trend for TDD in East Sussex

TDD
Contractor Daily Rate Histogram in East Sussex

The daily rate distribution of IT jobs citing TDD in East Sussex over the 3 months to 28 June 2017.

Contractor daily rate histogram for TDD in East Sussex

TDD
Contract Job Locations in East Sussex

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the East Sussex region over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hove - 17 £450 -
Brighton -15 9 £450 -14.28% 6
Hastings - 2 £338 -
TDD
South East

For the 6 months to 28 June 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 East Sussex region with a requirement for TDD.

1 35 (81.40%) Agile Software Development
2 25 (58.14%) BDD
3 24 (55.81%) Continuous Integration
4 22 (51.16%) AngularJS
5 19 (44.19%) Amazon AWS
5 19 (44.19%) Node.js
5 19 (44.19%) AWS Lambda
6 18 (41.86%) Continuous Deployment
7 16 (37.21%) Jenkins
8 14 (32.56%) Mocha
8 14 (32.56%) Test Automation
9 13 (30.23%) Jasmine
9 13 (30.23%) Scrum
9 13 (30.23%) C#
9 13 (30.23%) Java
9 13 (30.23%) Angular 2
10 12 (27.91%) Serverless Framework
10 12 (27.91%) Redux
10 12 (27.91%) JavaScript
10 12 (27.91%) Git (software)
11 10 (23.26%) Gradle
12 8 (18.60%) TestNG
12 8 (18.60%) C++
12 8 (18.60%) HTML
12 8 (18.60%) CSS
12 8 (18.60%) Maven
12 8 (18.60%) Front End Development
13 7 (16.28%) Subversion
13 7 (16.28%) Web Development
13 7 (16.28%) JIRA

TDD
Co-occurring IT Skills in East Sussex 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 7 (16.28%) Confluence
2 2 (4.65%) CMS
2 2 (4.65%) IIS
2 2 (4.65%) Sitecore CMS
Cloud Services
1 19 (44.19%) Amazon AWS
1 19 (44.19%) AWS Lambda
2 5 (11.63%) AWS CloudFormation
3 4 (9.30%) Amazon EC2
3 4 (9.30%) Amazon SQS
4 3 (6.98%) Microsoft Azure
Communications & Networking
1 4 (9.30%) MQTT
Database & Business Intelligence
1 6 (13.95%) Big Data
1 6 (13.95%) Data Warehouse
2 5 (11.63%) SQL Server
3 2 (4.65%) SQL Server 2012
Development Applications
1 16 (37.21%) Jenkins
2 14 (32.56%) Mocha
3 13 (30.23%) Jasmine
4 12 (27.91%) Git (software)
5 10 (23.26%) Gradle
6 8 (18.60%) Maven
6 8 (18.60%) TestNG
7 7 (16.28%) Bitbucket
7 7 (16.28%) JIRA
7 7 (16.28%) Mercurial
7 7 (16.28%) Subversion
8 6 (13.95%) Checkstyle
8 6 (13.95%) Cobertura
8 6 (13.95%) FindBugs
8 6 (13.95%) JUnit
8 6 (13.95%) Mockito
9 2 (4.65%) ReSharper
9 2 (4.65%) Selenium
9 2 (4.65%) WebDriver
9 2 (4.65%) webpack
General
1 6 (13.95%) Finance
2 3 (6.98%) Games
2 3 (6.98%) Marketing
Job Titles
1 35 (81.40%) Developer
2 13 (30.23%) Full Stack Developer
3 7 (16.28%) Java Developer
4 6 (13.95%) C# Developer
5 5 (11.63%) Agile Developer
6 4 (9.30%) Agile C# Developer
6 4 (9.30%) C++ Developer
6 4 (9.30%) C++/C# Developer
6 4 (9.30%) Software Engineer
7 3 (6.98%) .NET Developer
7 3 (6.98%) Angular Developer
7 3 (6.98%) Microsoft Developer
8 2 (4.65%) Analyst
8 2 (4.65%) Automation Test Analyst
8 2 (4.65%) C# .NET Developer
8 2 (4.65%) QA Analyst
8 2 (4.65%) QA Automation Analyst
8 2 (4.65%) QA Test Analyst
8 2 (4.65%) Senior Developer
8 2 (4.65%) Test Analyst
Libraries, Frameworks & Software Standards
1 22 (51.16%) AngularJS
2 19 (44.19%) Node.js
3 13 (30.23%) Angular 2
4 12 (27.91%) Redux
4 12 (27.91%) Serverless Framework
5 8 (18.60%) CSS
5 8 (18.60%) HTML
6 7 (16.28%) RESTful
7 6 (13.95%) RabbitMQ
7 6 (13.95%) React
7 6 (13.95%) Spring
7 6 (13.95%) Spring Boot
7 6 (13.95%) Spring Cloud
7 6 (13.95%) Spring Integration
7 6 (13.95%) Spring Security
7 6 (13.95%) Unreal Engine
7 6 (13.95%) Zuul
8 5 (11.63%) .NET
8 5 (11.63%) ASP.NET Web API
9 3 (6.98%) ASP.NET
Miscellaneous
1 6 (13.95%) Smart Home
2 3 (6.98%) Computer Science
3 2 (4.65%) Fintech
Operating Systems
1 6 (13.95%) Linux
2 2 (4.65%) Windows
2 2 (4.65%) Windows Server
Processes & Methodologies
1 35 (81.40%) Agile Software Development
2 25 (58.14%) BDD
3 24 (55.81%) Continuous Integration
4 18 (41.86%) Continuous Deployment
5 14 (32.56%) Test Automation
6 13 (30.23%) Scrum
7 8 (18.60%) Front End Development
8 7 (16.28%) Unit Testing
8 7 (16.28%) Web Development
9 6 (13.95%) Data Analysis
9 6 (13.95%) Functional Testing
9 6 (13.95%) Open Source
10 5 (11.63%) Software Engineering
11 4 (9.30%) Prototyping
12 3 (6.98%) SOLID
13 2 (4.65%) MVVM
13 2 (4.65%) OWASP
13 2 (4.65%) Peer-to-Peer Lending
13 2 (4.65%) Rapid Prototyping
13 2 (4.65%) Software Architecture
Programming Languages
1 13 (30.23%) C#
1 13 (30.23%) Java
2 12 (27.91%) JavaScript
3 8 (18.60%) C++
4 3 (6.98%) SQL
4 3 (6.98%) TypeScript
5 2 (4.65%) Python
6 1 (2.33%) ES6
Qualifications
1 3 (6.98%) Computer Science Degree
1 3 (6.98%) Degree
Quality Assurance & Compliance
1 2 (4.65%) QA
System Software
1 6 (13.95%) Varnish
Systems Management
1 6 (13.95%) Consul
1 6 (13.95%) Prometheus
1 6 (13.95%) Terraform
Vendors
1 4 (9.30%) Microsoft
2 2 (4.65%) Sitecore