The following table provides summary statistics for contract job vacancies advertised in Berkshire 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 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 > Berkshire
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 39 65 79
Rank change year-on-year +26 +14  
Contract jobs citing TDD 65 54 38
As % of all contract IT jobs advertised in Berkshire 3.56% 2.29% 1.55%
As % of the Processes & Methodologies category 4.37% 2.87% 1.95%
Number of daily rates quoted 45 42 24
Berkshire median daily rate £447 £400 £400
Median daily rate % change year-on-year +11.75% -  
10th Percentile £294 £325 £317
90th Percentile £562 £475 £459
South East median daily rate £425 £425 £400
% change year-on-year - +6.25%  
Number of hourly rates quoted 0 1 0
Berkshire median hourly rate - £40.00 -
South East median hourly rate £40.00 £42.50 £50.00
% change year-on-year -5.88% -15.00%  

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 Berkshire with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Berkshire
Contract job vacancies with a requirement for process and methodology skills 1489 1883 1951
As % of all contract IT job vacancies advertised in Berkshire 81.46% 80.03% 79.54%
Number of daily rates quoted 2747 3826 3056
Berkshire median daily rate £425 £400 £388
Median daily rate % change year-on-year +6.25% +3.22%  
10th Percentile £295 £250 £238
90th Percentile £575 £538 £525
South East median daily rate £425 £413 £400
% change year-on-year +3.03% +3.12%  
Number of hourly rates quoted 180 194 122
Berkshire median hourly rate £18.00 £19.61 £21.55
Median hourly rate % change year-on-year -8.21% -9.00%  
10th Percentile £12.00 £11.75 £13.13
90th Percentile £38.75 £34.50 £39.95
South East median hourly rate £29.75 £32.00 £25.00
% change year-on-year -7.03% +28.00%  

TDD
Job Vacancy Trend in Berkshire

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

Job vacancy trend for TDD in Berkshire

TDD
Contractor Daily Rate Trend in Berkshire

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

Contractor daily rate trend for TDD in Berkshire

TDD
Contractor Daily Rate Histogram in Berkshire

The daily rate distribution of IT jobs citing TDD in Berkshire over the 3 months to 29 June 2017.

Contractor daily rate histogram for TDD in Berkshire

TDD
Contractor Hourly Rate Trend in Berkshire

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

Contractor hourly rate trend for TDD in Berkshire

TDD
Contract Job Locations in Berkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Berkshire region over the 3 months to 29 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
Reading +16 26 £500 +25.00% 13
Bracknell +11 12 £488 -4.87% 2
Newbury +10 7 £425 +13.33% 6
Slough +8 4 £400 +14.28% 5
Ascot - 2 £418 - 1
Maidenhead -9 1 - -
TDD
South East

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

1 96 (76.80%) Agile Software Development
2 76 (60.80%) BDD
3 58 (46.40%) Java
4 56 (44.80%) JavaScript
5 50 (40.00%) Continuous Integration
6 46 (36.80%) Scrum
7 41 (32.80%) REST
8 40 (32.00%) Test Automation
9 29 (23.20%) HTML
10 27 (21.60%) Web Services
10 27 (21.60%) Maven
11 25 (20.00%) CSS
12 23 (18.40%) JSON
12 23 (18.40%) AngularJS
12 23 (18.40%) DevOps
13 22 (17.60%) OO
14 21 (16.80%) C#
14 21 (16.80%) Spring
14 21 (16.80%) Git (software)
14 21 (16.80%) Gradle
15 20 (16.00%) Selenium
16 19 (15.20%) Kanban
16 19 (15.20%) HTML5
16 19 (15.20%) Amazon AWS
16 19 (15.20%) XML
16 19 (15.20%) MVC
17 18 (14.40%) Finance
17 18 (14.40%) SOA
17 18 (14.40%) User Stories
18 17 (13.60%) Jenkins

TDD
Co-occurring IT Skills in Berkshire 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 12 (9.60%) CMS
1 12 (9.60%) Sitecore CMS
2 9 (7.20%) Confluence
3 6 (4.80%) Elasticsearch
4 5 (4.00%) Apache
4 5 (4.00%) Apache Solr
4 5 (4.00%) Apache Spark
4 5 (4.00%) Oracle SOA Suite
5 4 (3.20%) Adobe Experience Manager
6 2 (1.60%) JBoss
6 2 (1.60%) Tomcat
6 2 (1.60%) WebSphere
6 2 (1.60%) WebSphere Application Server
7 1 (0.80%) Drupal
7 1 (0.80%) nginx
7 1 (0.80%) SharePoint Server
Business Applications
1 1 (0.80%) SAP Oil and Gas
Cloud Services
1 19 (15.20%) Amazon AWS
2 7 (5.60%) AWS Lambda
3 6 (4.80%) Amazon EC2
3 6 (4.80%) Amazon S3
3 6 (4.80%) Amazon SQS
4 5 (4.00%) Amazon CloudWatch
4 5 (4.00%) Amazon ElastiCache
4 5 (4.00%) CloudFront
5 2 (1.60%) Microsoft Azure
6 1 (0.80%) AWS CloudFormation
6 1 (0.80%) GitHub
6 1 (0.80%) OpenShift
Communications & Networking
1 15 (12.00%) HTTP
2 1 (0.80%) AMQP
2 1 (0.80%) Extranet
2 1 (0.80%) Intranet
2 1 (0.80%) LDAP
2 1 (0.80%) Network Security
2 1 (0.80%) OpenLDAP
2 1 (0.80%) Skype
2 1 (0.80%) SMPP
2 1 (0.80%) TDMA
Database & Business Intelligence
1 9 (7.20%) NoSQL
2 8 (6.40%) Amazon DynamoDB
2 8 (6.40%) Hadoop
2 8 (6.40%) SQL Server
3 7 (5.60%) Big Data
4 6 (4.80%) DB2
5 5 (4.00%) Apache Hive
5 5 (4.00%) MySQL
5 5 (4.00%) Relational Database
6 4 (3.20%) HBase
6 4 (3.20%) Impala
6 4 (3.20%) MongoDB
6 4 (3.20%) Sqoop
7 2 (1.60%) Apache Cassandra
7 2 (1.60%) Pentaho
7 2 (1.60%) Redis
7 2 (1.60%) SQL Server 2012
7 2 (1.60%) SQL Server Integration Services
8 1 (0.80%) DataStax
8 1 (0.80%) SQL Server Reporting Services
Development Applications
1 27 (21.60%) Maven
2 21 (16.80%) Git (software)
2 21 (16.80%) Gradle
3 20 (16.00%) Selenium
4 17 (13.60%) Jenkins
4 17 (13.60%) WebDriver
5 16 (12.80%) JIRA
6 15 (12.00%) Bitbucket
7 14 (11.20%) JUnit
8 13 (10.40%) JMeter
9 12 (9.60%) Ant
9 12 (9.60%) Apache Ivy
9 12 (9.60%) eggPlant
10 10 (8.00%) Protractor
10 10 (8.00%) webpack
11 9 (7.20%) Eclipse
11 9 (7.20%) Gatling
11 9 (7.20%) IntelliJ
11 9 (7.20%) Mercurial
11 9 (7.20%) NeoLoad
General
1 18 (14.40%) Finance
2 4 (3.20%) Games
2 4 (3.20%) Retail
3 3 (2.40%) Telecoms
4 2 (1.60%) Marketing
5 1 (0.80%) Banking
5 1 (0.80%) Electronics
5 1 (0.80%) Manufacturing
5 1 (0.80%) Publishing
Job Titles
1 79 (63.20%) Developer
2 29 (23.20%) Java Developer
3 14 (11.20%) JavaScript Developer
4 10 (8.00%) C# Developer
4 10 (8.00%) Senior Developer
5 8 (6.40%) Angular Developer
5 8 (6.40%) Senior Java Developer
5 8 (6.40%) Software Developer
6 6 (4.80%) .NET Developer
6 6 (4.80%) Performance Engineer
6 6 (4.80%) Scrum Master
6 6 (4.80%) Test Leader
7 5 (4.00%) Agile C# Developer
7 5 (4.00%) Agile Developer
7 5 (4.00%) ASP.NET MVC Developer
7 5 (4.00%) Software Engineer
7 5 (4.00%) Tester
8 4 (3.20%) AWS Developer
8 4 (3.20%) C# .NET Developer
8 4 (3.20%) Developer in Test
Libraries, Frameworks & Software Standards
1 41 (32.80%) REST
2 29 (23.20%) HTML
3 27 (21.60%) Web Services
4 25 (20.00%) CSS
5 23 (18.40%) AngularJS
5 23 (18.40%) JSON
6 21 (16.80%) Spring
7 19 (15.20%) HTML5
7 19 (15.20%) XML
8 15 (12.00%) Node.js
8 15 (12.00%) React
9 14 (11.20%) CSS3
10 12 (9.60%) .NET
11 11 (8.80%) SOAP
12 10 (8.00%) RESTful
12 10 (8.00%) Spring MVC
13 9 (7.20%) JSF
13 9 (7.20%) Struts
13 9 (7.20%) Unity (Game Engine)
13 9 (7.20%) Unreal Engine
Miscellaneous
1 12 (9.60%) Analytical Skills
2 9 (7.20%) Greenfield Project
3 7 (5.60%) Computer Science
3 7 (5.60%) Mobile App
4 3 (2.40%) User Experience
5 2 (1.60%) Linux Command Line
5 2 (1.60%) PMI
5 2 (1.60%) Virtual Team
6 1 (0.80%) Digital Media
6 1 (0.80%) Enterprise Software
6 1 (0.80%) Foreign Exchange (FX)
Operating Systems
1 4 (3.20%) Linux
1 4 (3.20%) Unix
2 3 (2.40%) Windows
3 2 (1.60%) Android
3 2 (1.60%) Apple iOS
4 1 (0.80%) Mac OS X
Processes & Methodologies
1 96 (76.80%) Agile Software Development
2 76 (60.80%) BDD
3 50 (40.00%) Continuous Integration
4 46 (36.80%) Scrum
5 40 (32.00%) Test Automation
6 23 (18.40%) DevOps
7 22 (17.60%) OO
8 19 (15.20%) Kanban
8 19 (15.20%) MVC
9 18 (14.40%) SOA
9 18 (14.40%) User Stories
10 17 (13.60%) Microservices
11 16 (12.80%) Content Management
11 16 (12.80%) Unit Testing
12 15 (12.00%) OOP
13 14 (11.20%) Functional Testing
13 14 (11.20%) Project Management
14 13 (10.40%) Pair Programming
14 13 (10.40%) Software Engineering
14 13 (10.40%) Test Scripting
Programming Languages
1 58 (46.40%) Java
2 56 (44.80%) JavaScript
3 21 (16.80%) C#
4 15 (12.00%) C++
5 12 (9.60%) Groovy
5 12 (9.60%) Python
5 12 (9.60%) Ruby
6 11 (8.80%) SQL
7 6 (4.80%) ES6
7 6 (4.80%) PHP
7 6 (4.80%) Scala
8 4 (3.20%) ECMAScript
8 4 (3.20%) TypeScript
9 2 (1.60%) Shell Script
10 1 (0.80%) C
10 1 (0.80%) PL/SQL
10 1 (0.80%) T-SQL
10 1 (0.80%) VB
Qualifications
1 15 (12.00%) Degree
2 11 (8.80%) Computer Science Degree
3 2 (1.60%) PMI Certification
3 2 (1.60%) PMP
4 1 (0.80%) ISEB
Quality Assurance & Compliance
1 15 (12.00%) QA
2 3 (2.40%) SLA
3 1 (0.80%) FATCA
3 1 (0.80%) IFRS
3 1 (0.80%) IFRS 9
System Software
1 17 (13.60%) Docker
2 5 (4.00%) HDFS
3 1 (0.80%) VMware Infrastructure
3 1 (0.80%) vSphere
Systems Management
1 9 (7.20%) HP Fortify
2 4 (3.20%) Oozie
3 1 (0.80%) CA Service Virtualization
Vendors
1 12 (9.60%) Sitecore
1 12 (9.60%) Splunk
2 10 (8.00%) HP
3 5 (4.00%) Oracle
4 4 (3.20%) Adobe
4 4 (3.20%) Apigee
4 4 (3.20%) Cloudera
4 4 (3.20%) Hortonworks
4 4 (3.20%) MicroStrategy
5 3 (2.40%) Ab Initio
5 3 (2.40%) Xamarin
6 2 (1.60%) CA Agile Central
6 2 (1.60%) IBM
6 2 (1.60%) Microsoft
7 1 (0.80%) Apple
7 1 (0.80%) CA
7 1 (0.80%) Cadence
7 1 (0.80%) Red Hat
7 1 (0.80%) SAP
7 1 (0.80%) VMware
Reading, Berkshire
Oliver Bernard
Rate: £550 - £600 per day
Posted: 3 hours ago
Reading
Computer Futures
Rate: £400 - £450 per annum + competitive
Posted: 3 days ago
Ascot, Berkshire
Oliver Bernard
Rate: £500 - £550 per day
Posted: 6 days ago
Reading
Spectrum IT
Rate: negotiable
Posted: 17 days ago