Period
to 24 June 2018

The following table provides summary statistics for contract job vacancies advertised in Kent with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 24 June 2018 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 > Kent
6 months to
24 Jun 2018
Same period 2017 Same period 2016
Rank 19 19 17
Rank change year-on-year 0 -2 +6
Contract jobs citing TDD 35 55 73
As % of all contract IT jobs advertised in Kent 7.53% 10.20% 9.30%
As % of the Processes & Methodologies category 9.70% 11.96% 11.93%
Number of daily rates quoted 26 48 68
Kent median daily rate £339 £344 £375
Median daily rate % change year-on-year -1.45% -8.33% +11.11%
10th Percentile £326 £313 £325
90th Percentile £450 £400 £775
South East median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% -
Number of hourly rates quoted 0 0 0
Kent median hourly rate - - -
South East median hourly rate £45.00 £40.00 £43.00
% change year-on-year +12.50% -6.98% -4.44%

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Kent with a requirement for process or methodology skills.

All Process and Methodology Skills
Kent
Contract vacancies with a requirement for process or methodology skills 361 460 612
As % of all contract IT jobs advertised in Kent 77.63% 85.34% 77.96%
Number of daily rates quoted 238 336 449
Kent median daily rate £400 £363 £375
Median daily rate % change year-on-year +10.34% -3.33% +7.14%
10th Percentile £296 £204 £187
90th Percentile £610 £538 £588
South East median daily rate £435 £415 £400
% change year-on-year +4.82% +3.75% +5.26%
Number of hourly rates quoted 24 21 14
Kent median hourly rate £40.00 £27.38 £36.25
Median hourly rate % change year-on-year +46.09% -24.47% +93.33%
10th Percentile £15.78 £10.65 £13.00
90th Percentile £49.80 £29.92 £175.00
South East median hourly rate £25.00 £20.00 £25.00
% change year-on-year +25.00% -20.00% +13.64%

TDD
Job Vacancy Trend in Kent

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

Job vacancy trend for TDD in Kent

TDD
Contractor Daily Rate Trend in Kent

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

Contractor daily rate trend for TDD in Kent

TDD
Contractor Daily Rate Histogram in Kent

The daily rate distribution of IT jobs citing TDD in Kent over the 6 months to 24 June 2018.

Contractor daily rate histogram for TDD in Kent

TDD
Contract Job Locations in Kent

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Kent region over the 6 months to 24 June 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Maidstone +7 11 £328 -3.68% 3
West Malling -1 5 £418 +21.90% 5
Tonbridge - 1 - - 2
TDD
South East

For the 6 months to 24 June 2018, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Kent region with a requirement for TDD.

1 29 (82.86%) .NET
2 28 (80.00%) C#
3 25 (71.43%) .NET Framework
4 22 (62.86%) ASP.NET Web API
5 18 (51.43%) Unit Testing
5 18 (51.43%) Windows
6 17 (48.57%) ReSharper
6 17 (48.57%) MVVM
7 15 (42.86%) WCF
8 14 (40.00%) NUnit
9 13 (37.14%) WPF
9 13 (37.14%) HL7
9 13 (37.14%) SQL
9 13 (37.14%) NHS
9 13 (37.14%) Web Services
9 13 (37.14%) StyleCop
9 13 (37.14%) Caliburn.Micro
10 12 (34.29%) E-Commerce
10 12 (34.29%) Agile Software Development
11 11 (31.43%) CMS
11 11 (31.43%) Sitecore CMS
11 11 (31.43%) Sitecore
12 8 (22.86%) Microsoft Azure
12 8 (22.86%) Entity Framework
12 8 (22.86%) ASP.NET
12 8 (22.86%) HTML
12 8 (22.86%) JavaScript
12 8 (22.86%) Scrum
13 7 (20.00%) SQL Server
13 7 (20.00%) MVC

TDD
Co-occurring IT Skills in Kent 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 11 (31.43%) CMS
1 11 (31.43%) Sitecore CMS
2 5 (14.29%) IIS
3 1 (2.86%) WordPress
Applications
1 1 (2.86%) Photoshop
Cloud Services
1 8 (22.86%) Microsoft Azure
2 2 (5.71%) Amazon AWS
3 1 (2.86%) GitHub
3 1 (2.86%) PaaS
3 1 (2.86%) SaaS
Database & Business Intelligence
1 7 (20.00%) SQL Server
2 4 (11.43%) SQL Server 2008
3 2 (5.71%) Relational Database
4 1 (2.86%) RDBMS
Development Applications
1 17 (48.57%) ReSharper
2 14 (40.00%) NUnit
3 13 (37.14%) StyleCop
4 5 (14.29%) Git (software)
5 2 (5.71%) Visual Studio
6 1 (2.86%) Bitbucket
6 1 (2.86%) Grunt
6 1 (2.86%) gulp
6 1 (2.86%) Moq
6 1 (2.86%) Team Foundation Server
6 1 (2.86%) Visual Studio Team System
6 1 (2.86%) webpack
General
1 1 (2.86%) Banking
1 1 (2.86%) Finance
1 1 (2.86%) Marketing
Job Titles
1 33 (94.29%) Developer
2 24 (68.57%) C# Developer
3 14 (40.00%) .NET Developer
4 13 (37.14%) C# WCF Developer
4 13 (37.14%) WCF Developer
5 11 (31.43%) C# .NET Developer
5 11 (31.43%) C# WPF Developer
5 11 (31.43%) WPF Developer
6 5 (14.29%) AS400 Developer
7 4 (11.43%) Senior .NET Developer
7 4 (11.43%) Senior Developer
8 2 (5.71%) Web Developer
9 1 (2.86%) .NET Software Engineer
9 1 (2.86%) C# ASP.NET Developer
9 1 (2.86%) C# Web Developer
9 1 (2.86%) Senior .NET Software Engineer
9 1 (2.86%) Senior C# .NET Developer
9 1 (2.86%) Senior C# Software Engineer
9 1 (2.86%) Senior Software Engineer
9 1 (2.86%) Software Engineer
Libraries, Frameworks & Software Standards
1 29 (82.86%) .NET
2 25 (71.43%) .NET Framework
3 22 (62.86%) ASP.NET Web API
4 15 (42.86%) WCF
5 13 (37.14%) Caliburn.Micro
5 13 (37.14%) Web Services
5 13 (37.14%) WPF
6 8 (22.86%) ASP.NET
6 8 (22.86%) Entity Framework
6 8 (22.86%) HTML
7 7 (20.00%) OAuth
8 6 (17.14%) AngularJS
9 5 (14.29%) KnockoutJS
10 4 (11.43%) Backbone.js
10 4 (11.43%) CSS
10 4 (11.43%) LINQ
11 3 (8.57%) ASP.NET MVC
11 3 (8.57%) jQuery
12 2 (5.71%) Ajax
12 2 (5.71%) HTML5
Miscellaneous
1 13 (37.14%) NHS
2 6 (17.14%) Fintech
3 5 (14.29%) AS400
4 1 (2.86%) Algorithms
4 1 (2.86%) Cloud Native
4 1 (2.86%) Enterprise Cloud
4 1 (2.86%) Enterprise Software
4 1 (2.86%) Greenfield Project
4 1 (2.86%) Mobile App
4 1 (2.86%) N-Tier
4 1 (2.86%) W3C
Operating Systems
1 18 (51.43%) Windows
2 4 (11.43%) Windows Server
Processes & Methodologies
1 18 (51.43%) Unit Testing
2 17 (48.57%) MVVM
3 12 (34.29%) Agile Software Development
3 12 (34.29%) E-Commerce
4 8 (22.86%) Scrum
5 7 (20.00%) API Development
5 7 (20.00%) MVC
6 5 (14.29%) Migration
6 5 (14.29%) Software Architecture
7 4 (11.43%) Change Management
7 4 (11.43%) Prototyping
7 4 (11.43%) System Testing
8 3 (8.57%) SOA
9 2 (5.71%) BDD
9 2 (5.71%) Continuous Delivery
9 2 (5.71%) SOLID
9 2 (5.71%) Web Application Development
9 2 (5.71%) Web Development
10 1 (2.86%) Mobile First
10 1 (2.86%) Software Delivery
Programming Languages
1 28 (80.00%) C#
2 13 (37.14%) SQL
3 8 (22.86%) JavaScript
4 4 (11.43%) R
5 1 (2.86%) Java
5 1 (2.86%) PHP
5 1 (2.86%) T-SQL
Qualifications
1 4 (11.43%) Degree
2 1 (2.86%) Microsoft Certification
Quality Assurance & Compliance
1 13 (37.14%) HL7
Systems Management
1 1 (2.86%) Ansible
1 1 (2.86%) Terraform
Vendors
1 11 (31.43%) Sitecore
2 3 (8.57%) Microsoft
3 1 (2.86%) Anite