The table below looks at the statistics for TDD skills in IT contracts advertised for the Buckinghamshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 21 January 2017 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
21 Jan 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
South East / Buckinghamshire
Rank 36 49 48
Rank change year-on-year
+13 -1
Contract jobs citing TDD 36 29 41
As % of all contract IT jobs located in Buckinghamshire 4.32% 3.00% 3.52%
As % of the Processes & Methodologies category 5.26% 3.72% 4.38%
Number of daily rates quoted 17 17 27
Median daily rate £400 £425 £413
Median daily rate % change year-on-year
-5.88% +3.03%
90% offered a daily rate of more than £273 £360 £328
10% offered a daily rate of more than £503 £650 £450
UK excluding London median daily rate £419 £390 £375
% change year-on-year
+7.37% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.51 £38.00 £38.25
% change year-on-year
-3.92% -0.65%

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

Processes & Methodologies Category
Buckinghamshire
Contract IT job ads with a match in the
Processes & Methodologies category
685 780 937
As % of all contract IT jobs located in Buckinghamshire 82.23% 80.75% 80.50%
Number of daily rates quoted 356 382 499
Median daily rate £400 £385 £375
Median daily rate % change year-on-year
+3.89% +2.66%
90% offered a daily rate of more than £275 £270 £260
10% offered a daily rate of more than £550 £525 £488
UK excluding London median daily rate £405 £400 £393
% change year-on-year
+1.25% +1.91%
Number of hourly rates quoted 30 22 40
Median hourly rate £38.50 £14.20 £15.00
Median hourly rate % change year-on-year
+171.12% -5.33%
90% offered a hourly rate of more than £10.80 £10.19 £8.26
10% offered a hourly rate of more than £55.00 £29.00 £38.50
UK excluding London median hourly rate £35.00 £40.00 £25.25
% change year-on-year
-12.50% +58.41%

TDD
Jobs Demand Trend in Buckinghamshire

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

TDD Jobs Demand Trend in Buckinghamshire

TDD
Daily Rate Trend in Buckinghamshire

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

TDD Daily Rate Trend in Buckinghamshire

TDD
Daily Rate Histogram in Buckinghamshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Buckinghamshire region over the 3 months to 21 January 2017.

TDD Daily Rate Histogram in Buckinghamshire

TDD
Hourly Rate Trend in Buckinghamshire

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

TDD Hourly Rate Trend 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 21 January 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 +8 24 £463 +8.82% 14
Gerrards Cross - 5 £275 - 1
Beaconsfield - 3 £275 -
TDD
South East

TDD
Top 30 Related IT Skills in Buckinghamshire

For the 6 months to 21 January 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 51 (85.00%) Agile Software Development
2 33 (55.00%) Java
3 31 (51.67%) Continuous Integration
4 24 (40.00%) Scrum
5 23 (38.33%) C#
6 22 (36.67%) .NET
7 20 (33.33%) Git (software)
8 19 (31.67%) MVC
9 18 (30.00%) SQL Server
9 18 (30.00%) OO
10 17 (28.33%) ASP.NET
10 17 (28.33%) HTML
10 17 (28.33%) BDD
11 15 (25.00%) ASP.NET MVC
11 15 (25.00%) Mobile App
11 15 (25.00%) Eclipse
12 14 (23.33%) Android Development
12 14 (23.33%) Android
13 13 (21.67%) Finance
13 13 (21.67%) JavaScript
14 11 (18.33%) Mobile Development
14 11 (18.33%) jQuery
14 11 (18.33%) XML
15 10 (16.67%) CSS
15 10 (16.67%) Web Services
15 10 (16.67%) Java EE
15 10 (16.67%) Software Engineering
15 10 (16.67%) Banking
15 10 (16.67%) Spring
15 10 (16.67%) ASP.NET Web API

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 1 (1.67%) Cloud Foundry
1 1 (1.67%) Elasticsearch
1 1 (1.67%) SharePoint
1 1 (1.67%) WebSphere
Applications
1 1 (1.67%) MS Excel
Business Applications
1 1 (1.67%) Dynamics CRM
Cloud Services
1 3 (5.00%) Amazon AWS
1 3 (5.00%) Microsoft Azure
2 1 (1.67%) Cloud Computing
2 1 (1.67%) GitHub
Communications & Networking
1 5 (8.33%) Extranet
1 5 (8.33%) Intranet
2 1 (1.67%) Internet
2 1 (1.67%) TCP/IP
Database & Business Intelligence
1 18 (30.00%) SQL Server
2 7 (11.67%) MongoDB
2 7 (11.67%) NoSQL
2 7 (11.67%) SQL Server 2012
3 6 (10.00%) Hadoop
3 6 (10.00%) SQL Server 2008
4 5 (8.33%) Big Data
5 4 (6.67%) Relational Database
6 2 (3.33%) Oracle Database
7 1 (1.67%) Azure SQL Database
7 1 (1.67%) Couchbase
7 1 (1.67%) Neo4j
7 1 (1.67%) PostgreSQL
7 1 (1.67%) Redis
7 1 (1.67%) SQL Server 2014
7 1 (1.67%) SQL Server Analysis Services
7 1 (1.67%) SQL Server Integration Services
7 1 (1.67%) SQL Server Reporting Services
Development Applications
1 20 (33.33%) Git (software)
2 15 (25.00%) Eclipse
3 10 (16.67%) Android Studio
4 8 (13.33%) Gradle
4 8 (13.33%) Jenkins
5 5 (8.33%) Ant
6 4 (6.67%) Hudson
6 4 (6.67%) Team Foundation Server
6 4 (6.67%) TeamCity
7 2 (3.33%) Cucumber
7 2 (3.33%) JUnit
7 2 (3.33%) Maven
7 2 (3.33%) SonarQube
7 2 (3.33%) Vagrant
8 1 (1.67%) Bitbucket
8 1 (1.67%) gulp
8 1 (1.67%) IntelliJ
8 1 (1.67%) JIRA
8 1 (1.67%) Selenium
8 1 (1.67%) Visual Studio
General
1 13 (21.67%) Finance
2 10 (16.67%) Banking
3 6 (10.00%) Retail
4 5 (8.33%) Marketing
5 3 (5.00%) Spanish Language
6 2 (3.33%) Automotive
6 2 (3.33%) German Language
7 1 (1.67%) Advertising
7 1 (1.67%) Military
7 1 (1.67%) Telecoms
Job Titles
1 50 (83.33%) Developer
2 14 (23.33%) Java Developer
3 12 (20.00%) .NET Developer
3 12 (20.00%) Android Developer
4 10 (16.67%) C# Developer
5 7 (11.67%) ASP.NET Developer
6 6 (10.00%) C# .NET Developer
7 5 (8.33%) ASP.NET MVC Developer
7 5 (8.33%) C# ASP.NET Developer
7 5 (8.33%) Senior Developer
7 5 (8.33%) Software Engineer
8 4 (6.67%) Agile Developer
8 4 (6.67%) Cloud Developer
8 4 (6.67%) Java Engineer
8 4 (6.67%) Java Software Engineer
9 3 (5.00%) C# Software Developer
9 3 (5.00%) DV Cleared Java Developer
9 3 (5.00%) iOS Developer
9 3 (5.00%) Senior Android Developer
9 3 (5.00%) Software Developer
Libraries, Frameworks & Software Standards
1 22 (36.67%) .NET
2 17 (28.33%) ASP.NET
2 17 (28.33%) HTML
3 15 (25.00%) ASP.NET MVC
4 11 (18.33%) jQuery
4 11 (18.33%) XML
5 10 (16.67%) ASP.NET Web API
5 10 (16.67%) CSS
5 10 (16.67%) Java EE
5 10 (16.67%) Spring
5 10 (16.67%) Web Services
6 9 (15.00%) SOAP
6 9 (15.00%) Spring Boot
7 8 (13.33%) Node.js
7 8 (13.33%) REST
8 7 (11.67%) ASP.NET Web Forms
9 6 (10.00%) Ajax
9 6 (10.00%) AngularJS
9 6 (10.00%) HTML5
10 5 (8.33%) .NET Framework
Miscellaneous
1 15 (25.00%) Mobile App
2 9 (15.00%) Mobile Banking
3 2 (3.33%) Computer Science
4 1 (1.67%) Analytical Skills
4 1 (1.67%) N-Tier
4 1 (1.67%) SWIFT
4 1 (1.67%) User Experience
Operating Systems
1 14 (23.33%) Android
2 9 (15.00%) Linux
3 5 (8.33%) Red Hat Enterprise Linux
3 5 (8.33%) Windows
4 4 (6.67%) Apple iOS
4 4 (6.67%) Unix
Processes & Methodologies
1 51 (85.00%) Agile Software Development
2 31 (51.67%) Continuous Integration
3 24 (40.00%) Scrum
4 19 (31.67%) MVC
5 18 (30.00%) OO
6 17 (28.33%) BDD
7 14 (23.33%) Android Development
8 11 (18.33%) Mobile Development
9 10 (16.67%) Software Engineering
10 9 (15.00%) Domain-Driven Design
10 9 (15.00%) Microservices
10 9 (15.00%) Pair Programming
11 8 (13.33%) SOA
12 7 (11.67%) E-Commerce
12 7 (11.67%) Web Development
13 5 (8.33%) High Availability
13 5 (8.33%) Kanban
13 5 (8.33%) MapReduce
13 5 (8.33%) UML
13 5 (8.33%) Unit Testing
Programming Languages
1 33 (55.00%) Java
2 23 (38.33%) C#
3 13 (21.67%) JavaScript
4 8 (13.33%) Python
4 8 (13.33%) SQL
5 6 (10.00%) VB.NET
6 5 (8.33%) Perl
7 3 (5.00%) Apple Swift
7 3 (5.00%) C
7 3 (5.00%) C++
7 3 (5.00%) Ruby
7 3 (5.00%) Shell Script
8 2 (3.33%) PL/SQL
8 2 (3.33%) T-SQL
8 2 (3.33%) TypeScript
9 1 (1.67%) Go
9 1 (1.67%) VB
Qualifications
1 4 (6.67%) DV Cleared
1 4 (6.67%) Security Cleared
2 2 (3.33%) Degree
2 2 (3.33%) ISEB
3 1 (1.67%) ISTQB
Quality Assurance & Compliance
1 1 (1.67%) QA
1 1 (1.67%) SDET
System Software
1 2 (3.33%) Docker
Systems Management
1 1 (1.67%) Ansible
1 1 (1.67%) HP Quality Center
1 1 (1.67%) Opscode Chef
Vendors
1 8 (13.33%) Oracle
2 5 (8.33%) Red Hat
3 3 (5.00%) Apple
3 3 (5.00%) Microsoft
4 1 (1.67%) IBM
4 1 (1.67%) Sitecore
4 1 (1.67%) Xamarin
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