The following table provides summary statistics for contract job vacancies advertised in Buckinghamshire 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 24 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
24 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
South East / Buckinghamshire
Rank 35 38 55
Rank change year-on-year +3 +17  
Contract jobs citing TDD 50 39 33
As % of all contract IT jobs advertised in Buckinghamshire 4.86% 3.74% 2.74%
As % of the Processes & Methodologies category 5.87% 4.43% 3.41%
Number of daily rates quoted 21 27 24
Median daily rate £356 £390 £415
Median daily rate % change year-on-year -8.65% -6.02%  
90% offered a daily rate of more than £275 £320 £288
10% offered a daily rate of more than £479 £575 £500
UK excluding London median daily rate £408 £400 £375
% change year-on-year +1.87% +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 Buckinghamshire with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Buckinghamshire
Contract job vacancies with a requirement for process and methodology skills 852 881 969
As % of all contract IT job vacancies advertised in Buckinghamshire 82.80% 84.47% 80.55%
Number of daily rates quoted 420 464 475
Median daily rate £405 £410 £375
Median daily rate % change year-on-year -1.21% +9.33%  
90% offered a daily rate of more than £300 £300 £275
10% offered a daily rate of more than £550 £525 £500
UK excluding London median daily rate £410 £400 £400
% change year-on-year +2.50% -  
Number of hourly rates quoted 24 16 19
Median hourly rate £19.00 £33.00 £26.00
Median hourly rate % change year-on-year -42.42% +26.92%  
90% offered a hourly rate of more than £11.13 £13.57 £12.70
10% offered a hourly rate of more than £55.00 £60.00 £40.00
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

TDD
Job Vacancy Trend in Buckinghamshire

The job posting trend of jobs advertised in Buckinghamshire 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 Buckinghamshire

TDD
Contractor Daily Rate Trend in Buckinghamshire

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

Contractor daily rate trend for TDD in Buckinghamshire

TDD
Contractor Daily Rate Histogram in Buckinghamshire

The daily rate distribution of IT jobs citing TDD in Buckinghamshire over the 3 months to 24 March 2017.

Contractor daily rate histogram for TDD in Buckinghamshire

TDD
Contract Job Locations in Buckinghamshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Buckinghamshire region over the 3 months to 24 March 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
Milton Keynes -9 29 £398 +1.92% 13
Gerrards Cross - 5 £275 -
Beaconsfield - 3 £275 -
TDD
South East

TDD
Top 30 Related IT Skills in Buckinghamshire

For the 6 months to 24 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 Buckinghamshire region with a requirement for TDD.

1 69 (86.25%) Agile Software Development
2 46 (57.50%) Java
3 39 (48.75%) Continuous Integration
4 33 (41.25%) Git (software)
5 29 (36.25%) Scrum
6 27 (33.75%) Finance
6 27 (33.75%) OO
7 23 (28.75%) Mobile App
8 22 (27.50%) Android
9 21 (26.25%) Android Development
9 21 (26.25%) SOAP
10 20 (25.00%) C#
10 20 (25.00%) REST
11 18 (22.50%) Banking
11 18 (22.50%) .NET
11 18 (22.50%) Web Services
12 17 (21.25%) XML
12 17 (21.25%) HTML
13 16 (20.00%) SQL Server
13 16 (20.00%) Eclipse
14 15 (18.75%) MVC
14 15 (18.75%) SQL
14 15 (18.75%) Software Engineering
14 15 (18.75%) Jenkins
15 14 (17.50%) Mobile Banking
15 14 (17.50%) Mobile Development
15 14 (17.50%) Spring
15 14 (17.50%) JavaScript
16 13 (16.25%) Java EE
16 13 (16.25%) jQuery

TDD
Top Related IT Skills in Buckinghamshire 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 2 (2.50%) Cloud Foundry
1 2 (2.50%) JBoss
1 2 (2.50%) Oracle SOA Suite
2 1 (1.25%) Confluence
2 1 (1.25%) SharePoint
Cloud Services
1 5 (6.25%) Amazon AWS
2 4 (5.00%) Microsoft Azure
3 1 (1.25%) Cloud Computing
3 1 (1.25%) GitHub
3 1 (1.25%) OpenShift
Communications & Networking
1 8 (10.00%) Internet
2 6 (7.50%) Intranet
3 5 (6.25%) Extranet
4 1 (1.25%) TCP/IP
Database & Business Intelligence
1 16 (20.00%) SQL Server
2 8 (10.00%) MongoDB
3 6 (7.50%) Hadoop
3 6 (7.50%) SQL Server 2008
3 6 (7.50%) SQL Server 2012
4 5 (6.25%) Big Data
4 5 (6.25%) NoSQL
4 5 (6.25%) Relational Database
5 2 (2.50%) Redis
6 1 (1.25%) Couchbase
6 1 (1.25%) PostgreSQL
6 1 (1.25%) RDBMS
6 1 (1.25%) SQL Server Analysis Services
6 1 (1.25%) SQL Server Integration Services
6 1 (1.25%) SQL Server Reporting Services
Development Applications
1 33 (41.25%) Git (software)
2 16 (20.00%) Eclipse
3 15 (18.75%) Jenkins
4 10 (12.50%) Android Studio
4 10 (12.50%) Gradle
5 8 (10.00%) JIRA
6 7 (8.75%) JUnit
7 5 (6.25%) Ant
7 5 (6.25%) Calabash
7 5 (6.25%) Mockito
8 4 (5.00%) Cucumber
8 4 (5.00%) Hudson
8 4 (5.00%) Selenium
8 4 (5.00%) TeamCity
9 3 (3.75%) Maven
9 3 (3.75%) SonarQube
10 2 (2.50%) Bitbucket
10 2 (2.50%) JProfiler
10 2 (2.50%) Subversion
10 2 (2.50%) Team Foundation Server
General
1 27 (33.75%) Finance
2 18 (22.50%) Banking
3 6 (7.50%) Marketing
3 6 (7.50%) Retail
4 4 (5.00%) Automotive
4 4 (5.00%) German Language
5 3 (3.75%) Spanish Language
6 1 (1.25%) Advertising
6 1 (1.25%) Military
6 1 (1.25%) Telecoms
Job Titles
1 62 (77.50%) Developer
2 20 (25.00%) Java Developer
3 19 (23.75%) Android Developer
4 10 (12.50%) C# Developer
5 8 (10.00%) .NET Developer
5 8 (10.00%) Senior Developer
6 6 (7.50%) C# .NET Developer
6 6 (7.50%) iOS Developer
7 5 (6.25%) Software Engineer
8 4 (5.00%) Agile Developer
8 4 (5.00%) AWS Developer
8 4 (5.00%) Java Engineer
8 4 (5.00%) Java Software Engineer
8 4 (5.00%) Senior Android Developer
9 3 (3.75%) Angular Developer
9 3 (3.75%) Automation Engineer
9 3 (3.75%) Cloud Developer
9 3 (3.75%) DV Cleared Java Developer
9 3 (3.75%) Java Android Developer
9 3 (3.75%) QA Automation Engineer
Libraries, Frameworks & Software Standards
1 21 (26.25%) SOAP
2 20 (25.00%) REST
3 18 (22.50%) .NET
3 18 (22.50%) Web Services
4 17 (21.25%) HTML
4 17 (21.25%) XML
5 14 (17.50%) Spring
6 13 (16.25%) Java EE
6 13 (16.25%) jQuery
7 12 (15.00%) ASP.NET
7 12 (15.00%) Spring Boot
8 11 (13.75%) CSS
9 10 (12.50%) Node.js
10 9 (11.25%) AngularJS
10 9 (11.25%) ASP.NET Web Forms
10 9 (11.25%) HTML5
11 8 (10.00%) Android SDK
11 8 (10.00%) ASP.NET MVC
11 8 (10.00%) ASP.NET Web API
11 8 (10.00%) XSLT
Miscellaneous
1 23 (28.75%) Mobile App
2 14 (17.50%) Mobile Banking
3 3 (3.75%) Computer Science
3 3 (3.75%) User Experience
4 2 (2.50%) Online Banking
5 1 (1.25%) Analytical Skills
5 1 (1.25%) N-Tier
5 1 (1.25%) SWIFT
Operating Systems
1 22 (27.50%) Android
2 10 (12.50%) Linux
3 8 (10.00%) Apple iOS
4 6 (7.50%) Windows
5 5 (6.25%) Red Hat Enterprise Linux
5 5 (6.25%) Unix
6 1 (1.25%) Mac OS X
Processes & Methodologies
1 69 (86.25%) Agile Software Development
2 39 (48.75%) Continuous Integration
3 29 (36.25%) Scrum
4 27 (33.75%) OO
5 21 (26.25%) Android Development
6 15 (18.75%) MVC
6 15 (18.75%) Software Engineering
7 14 (17.50%) Mobile Development
8 13 (16.25%) BDD
9 12 (15.00%) Domain-Driven Design
10 10 (12.50%) Microservices
10 10 (12.50%) SOA
11 9 (11.25%) SDLC
12 8 (10.00%) Agile Testing
12 8 (10.00%) Automated Testing
13 7 (8.75%) iOS Development
13 7 (8.75%) Kanban
13 7 (8.75%) Open Source
13 7 (8.75%) Pair Programming
13 7 (8.75%) Web Development
Programming Languages
1 46 (57.50%) Java
2 20 (25.00%) C#
3 15 (18.75%) SQL
4 14 (17.50%) JavaScript
5 12 (15.00%) Python
6 8 (10.00%) Ruby
7 7 (8.75%) Apple Swift
8 6 (7.50%) PL/SQL
8 6 (7.50%) VB.NET
9 5 (6.25%) Perl
10 4 (5.00%) C++
10 4 (5.00%) Shell Script
10 4 (5.00%) TypeScript
10 4 (5.00%) VB
11 3 (3.75%) C
11 3 (3.75%) Objective-C
12 2 (2.50%) Go
12 2 (2.50%) T-SQL
13 1 (1.25%) XPath
Qualifications
1 4 (5.00%) DV Cleared
1 4 (5.00%) Security Cleared
2 2 (2.50%) Sun Certification
3 1 (1.25%) Degree
Quality Assurance & Compliance
1 6 (7.50%) QA
System Software
1 2 (2.50%) Docker
Systems Management
1 3 (3.75%) HP Quality Center
2 2 (2.50%) Ansible
Vendors
1 11 (13.75%) Oracle
2 5 (6.25%) Apple
2 5 (6.25%) Red Hat
3 3 (3.75%) Microsoft
4 1 (1.25%) Perforce
4 1 (1.25%) Sitecore
4 1 (1.25%) Xamarin
Milton Keynes, Buckinghamshire
Explore Recruitment Solutions
Rate: £450 - £500 per day
Posted: 4 days ago
Milton Keynes, Buckinghamshire
Rullion
Posted: 2 days ago
Milton Keynes
VASSIT
Rate: £0 - £100,000 per year
Posted: 14 days ago
Milton Keynes, Buckinghamshire
VASSIT Services Ltd
Rate: Up to £70,000 per annum
Posted: 16 days ago