Period
to 21 February 2018

The following table provides summary statistics for contract job vacancies advertised in the South West 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 21 February 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)
England > South West
6 months to
21 Feb 2018
Same period 2017 Same period 2016
Rank 48 52 53
Rank change year-on-year +4 +1 +18
Contract jobs citing TDD 203 207 220
As % of all contract IT jobs advertised in the South West 3.91% 3.78% 3.60%
As % of the Processes & Methodologies category 4.87% 4.61% 4.41%
Number of daily rates quoted 144 153 172
South West median daily rate £425 £360 £375
Median daily rate % change year-on-year +18.06% -4.00% -
10th Percentile £300 £280 £297
90th Percentile £530 £475 £525
England median daily rate £500 £463 £450
% change year-on-year +8.11% +2.78% +5.88%
Number of hourly rates quoted 0 0 0
South West median hourly rate - - -
England median hourly rate £45.00 £42.50 £40.00
% change year-on-year +5.88% +6.25% +8.84%

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 the South West with a requirement for process or methodology skills.

All Process and Methodology Skills
South West
Contract vacancies with a requirement for process or methodology skills 4,172 4,492 4,987
As % of all contract IT jobs advertised in the South West 80.29% 81.99% 81.57%
Number of daily rates quoted 2,585 3,006 3,423
South West median daily rate £400 £380 £375
Median daily rate % change year-on-year +5.26% +1.33% -3.23%
10th Percentile £263 £235 £256
90th Percentile £575 £550 £514
England median daily rate £450 £438 £425
% change year-on-year +2.86% +2.94% +4.42%
Number of hourly rates quoted 176 279 247
South West median hourly rate £30.75 £37.50 £40.00
Median hourly rate % change year-on-year -18.00% -6.25% +33.33%
10th Percentile £11.80 £12.00 £14.13
90th Percentile £48.75 £47.75 £50.00
England median hourly rate £24.09 £25.00 £23.50
% change year-on-year -3.64% +6.38% +16.77%

TDD
Job Vacancy Trend in the South West

Job postings citing TDD as a percentage of all IT jobs advertised in the South West.

Job vacancy trend for TDD in the South West

TDD
Contractor Daily Rate Trend in the South West

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

Contractor daily rate trend for TDD in the South West

TDD
Contractor Daily Rate Histogram in the South West

The daily rate distribution of IT jobs citing TDD in the South West over the 6 months to 21 February 2018.

Contractor daily rate histogram for TDD in the South West

TDD
Contractor Hourly Rate Trend in the South West

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

Contractor hourly rate trend for TDD in the South West

TDD
Contract Job Locations in the South West

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the South West region over the 6 months to 21 February 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
Bristol -5 89 £456 +23.31% 46
Devon +22 31 £431 +26.84% 10
Somerset +1 29 £400 +14.29% 11
Wiltshire -2 20 £400 +13.48% 12
Gloucestershire +11 14 £350 -15.15% 14
Dorset -9 11 £400 - 24
TDD
England

For the 6 months to 21 February 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 South West region with a requirement for TDD.

1 155 (76.35%) Agile Software Development
2 107 (52.71%) Java
3 103 (50.74%) BDD
4 84 (41.38%) JavaScript
5 70 (34.48%) Scrum
6 65 (32.02%) Continuous Integration
7 63 (31.03%) Test Automation
8 61 (30.05%) .NET
9 60 (29.56%) MVC
10 58 (28.57%) C#
11 49 (24.14%) HTML
11 49 (24.14%) CSS
11 49 (24.14%) Jenkins
12 48 (23.65%) SQL
13 46 (22.66%) Git (software)
14 45 (22.17%) Unit Testing
15 42 (20.69%) Maven
16 41 (20.20%) Spring
16 41 (20.20%) REST
17 39 (19.21%) SOAP
18 35 (17.24%) Python
19 34 (16.75%) Selenium
19 34 (16.75%) NoSQL
20 33 (16.26%) Microservices
20 33 (16.26%) jQuery
21 32 (15.76%) Web Services
21 32 (15.76%) AngularJS
22 31 (15.27%) Cucumber
22 31 (15.27%) DevOps
22 31 (15.27%) ASP.NET

TDD
Co-occurring IT Skills in the South West 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 10 (4.93%) CMS
2 9 (4.43%) Adobe Experience Manager
2 9 (4.43%) Sitecore CMS
3 8 (3.94%) Apache
3 8 (3.94%) Confluence
4 5 (2.46%) Elasticsearch
4 5 (2.46%) Mule
4 5 (2.46%) Tomcat
5 4 (1.97%) Apache Spark
5 4 (1.97%) OpenStack
5 4 (1.97%) WebLogic
5 4 (1.97%) WebSphere
6 3 (1.48%) Drupal
6 3 (1.48%) IIS
6 3 (1.48%) NServiceBus
7 2 (0.99%) Apache Solr
7 2 (0.99%) EPiServer
7 2 (0.99%) Liferay
7 2 (0.99%) Umbraco
7 2 (0.99%) WordPress
Cloud Services
1 30 (14.78%) Amazon AWS
2 26 (12.81%) Microsoft Azure
3 21 (10.34%) GitHub
4 6 (2.96%) Cloud Computing
5 4 (1.97%) npm
6 3 (1.48%) SaaS
7 2 (0.99%) Amazon EC2
8 1 (0.49%) Amazon S3
8 1 (0.49%) AWS CloudFormation
8 1 (0.49%) BrowserStack
8 1 (0.49%) Google Cloud Platform
8 1 (0.49%) OpenShift
8 1 (0.49%) PaaS
8 1 (0.49%) Sauce Labs
8 1 (0.49%) Yarn
Communications & Networking
1 14 (6.90%) HTTP
2 8 (3.94%) Internet
3 7 (3.45%) Firewall
4 6 (2.96%) SMS
5 1 (0.49%) Skype
5 1 (0.49%) SSL
5 1 (0.49%) TCP/IP
Database & Business Intelligence
1 34 (16.75%) NoSQL
2 26 (12.81%) SQL Server
3 24 (11.82%) MongoDB
4 20 (9.85%) Relational Database
5 19 (9.36%) MySQL
6 15 (7.39%) PostgreSQL
7 9 (4.43%) Hadoop
8 7 (3.45%) CouchDB
9 6 (2.96%) RDBMS
10 5 (2.46%) Neo4j
10 5 (2.46%) Riak
10 5 (2.46%) SQL Server 2012
11 4 (1.97%) Big Data
11 4 (1.97%) Redis
12 2 (0.99%) HBase
12 2 (0.99%) Jackrabbit
13 1 (0.49%) Apache Accumulo
13 1 (0.49%) Azure SQL Database
13 1 (0.49%) SQL Server 2008
13 1 (0.49%) Sqoop
Development Applications
1 49 (24.14%) Jenkins
2 46 (22.66%) Git (software)
3 42 (20.69%) Maven
4 34 (16.75%) Selenium
5 31 (15.27%) Cucumber
6 28 (13.79%) JIRA
7 20 (9.85%) Ant
7 20 (9.85%) TeamCity
8 17 (8.37%) Gradle
9 16 (7.88%) JUnit
10 15 (7.39%) SoapUI
11 14 (6.90%) Bitbucket
11 14 (6.90%) SonarQube
11 14 (6.90%) Visual Studio
12 13 (6.40%) Eclipse
12 13 (6.40%) IntelliJ
12 13 (6.40%) Jasmine
13 10 (4.93%) Mockito
13 10 (4.93%) webpack
14 9 (4.43%) Karma Test Runner
General
1 23 (11.33%) Finance
2 15 (7.39%) Banking
3 7 (3.45%) Back Office
4 4 (1.97%) Law
5 3 (1.48%) Retail
6 2 (0.99%) Advertising
6 2 (0.99%) Telecoms
7 1 (0.49%) Electronics
7 1 (0.49%) Manufacturing
7 1 (0.49%) Marketing
7 1 (0.49%) Military
7 1 (0.49%) Publishing
7 1 (0.49%) Retail Banking
Job Titles
1 132 (65.02%) Developer
2 48 (23.65%) Java Developer
3 32 (15.76%) .NET Developer
4 21 (10.34%) Senior Developer
5 16 (7.88%) Analyst
6 11 (5.42%) Automation Test Analyst
6 11 (5.42%) C# Developer
7 10 (4.93%) Architect
7 10 (4.93%) Test Analyst
8 9 (4.43%) Senior Java Developer
8 9 (4.43%) Technical Architect
9 8 (3.94%) Agile Developer
9 8 (3.94%) Digital Analyst
10 7 (3.45%) Administrator
10 7 (3.45%) Front End Developer (Client-Side Developer)
10 7 (3.45%) Full Stack Developer
10 7 (3.45%) Java Engineer
10 7 (3.45%) Systems Administrator
10 7 (3.45%) Test Automation Engineer
10 7 (3.45%) Test Manager
Libraries, Frameworks & Software Standards
1 61 (30.05%) .NET
2 49 (24.14%) CSS
2 49 (24.14%) HTML
3 41 (20.20%) REST
3 41 (20.20%) Spring
4 39 (19.21%) SOAP
5 33 (16.26%) jQuery
6 32 (15.76%) AngularJS
6 32 (15.76%) Web Services
7 31 (15.27%) ASP.NET
8 23 (11.33%) XML
9 21 (10.34%) React
10 20 (9.85%) Ajax
10 20 (9.85%) ASP.NET Web API
10 20 (9.85%) RESTful
11 19 (9.36%) Spring Boot
12 18 (8.87%) Hibernate
13 15 (7.39%) ASP.NET MVC
13 15 (7.39%) Gherkin
13 15 (7.39%) JSON
Miscellaneous
1 11 (5.42%) User Experience
2 8 (3.94%) Public Cloud
3 6 (2.96%) Blog
3 6 (2.96%) Greenfield Project
3 6 (2.96%) iPad
4 5 (2.46%) Client/Server
5 3 (1.48%) Mobile App
5 3 (1.48%) PMI
5 3 (1.48%) RIA
5 3 (1.48%) Web 2.0
6 2 (0.99%) Analytical Skills
6 2 (0.99%) Computer Science
6 2 (0.99%) Management Information System
7 1 (0.49%) Algorithms
7 1 (0.49%) Enterprise Software
7 1 (0.49%) Fintech
7 1 (0.49%) Wiki
Operating Systems
1 20 (9.85%) Linux
2 14 (6.90%) Windows
3 4 (1.97%) Android
3 4 (1.97%) Unix
4 2 (0.99%) Red Hat Enterprise Linux
4 2 (0.99%) Windows Server
5 1 (0.49%) CentOS
5 1 (0.49%) Ubuntu
Processes & Methodologies
1 155 (76.35%) Agile Software Development
2 103 (50.74%) BDD
3 70 (34.48%) Scrum
4 65 (32.02%) Continuous Integration
5 63 (31.03%) Test Automation
6 60 (29.56%) MVC
7 45 (22.17%) Unit Testing
8 33 (16.26%) Microservices
9 31 (15.27%) DevOps
9 31 (15.27%) Kanban
10 24 (11.82%) E-Commerce
11 19 (9.36%) OO
12 18 (8.87%) Open Source
12 18 (8.87%) Software Engineering
12 18 (8.87%) Web Development
13 16 (7.88%) Pair Programming
14 15 (7.39%) Coaching
15 13 (6.40%) SOLID
16 12 (5.91%) Mentoring
17 11 (5.42%) Continuous Delivery
Programming Languages
1 107 (52.71%) Java
2 84 (41.38%) JavaScript
3 58 (28.57%) C#
4 48 (23.65%) SQL
5 35 (17.24%) Python
6 31 (15.27%) Ruby
7 23 (11.33%) Scala
8 22 (10.84%) Groovy
9 11 (5.42%) TypeScript
10 10 (4.93%) C++
11 8 (3.94%) T-SQL
11 8 (3.94%) VBScript
12 7 (3.45%) Jython
12 7 (3.45%) Shell Script
13 6 (2.96%) PHP
14 5 (2.46%) ES6
14 5 (2.46%) Perl
15 4 (1.97%) Bash Shell
15 4 (1.97%) C
16 2 (0.99%) VB.NET
Qualifications
1 23 (11.33%) Security Cleared
2 16 (7.88%) SC Cleared
3 12 (5.91%) Degree
4 4 (1.97%) Computer Science Degree
4 4 (1.97%) DV Cleared
4 4 (1.97%) Master's Degree
5 3 (1.48%) Chartered Engineer
5 3 (1.48%) CISSP
5 3 (1.48%) CITP
5 3 (1.48%) ITIL Certification
5 3 (1.48%) ITIL Foundation Certificate
5 3 (1.48%) PMI Certification
5 3 (1.48%) PRINCE2 Practitioner
6 2 (0.99%) ISTQB
6 2 (0.99%) ISTQB Foundation Certification
7 1 (0.49%) BC Cleared
7 1 (0.49%) BPSS Clearance
Quality Assurance & Compliance
1 12 (5.91%) QA
2 3 (1.48%) ISO/IEC 27001
3 2 (0.99%) Disclosure Scotland
4 1 (0.49%) SLA
System Software
1 16 (7.88%) Docker
2 3 (1.48%) Active Directory
3 1 (0.49%) HDFS
Systems Management
1 14 (6.90%) Ansible
1 14 (6.90%) Puppet
2 8 (3.94%) CA Service Virtualization
3 7 (3.45%) Opscode Chef
4 3 (1.48%) Business Desktop Deployment
4 3 (1.48%) Nagios
5 2 (0.99%) Single Sign-On
6 1 (0.49%) Grafana
6 1 (0.49%) Hadoop YARN
6 1 (0.49%) HockeyApp
6 1 (0.49%) HP Quality Center
6 1 (0.49%) Kibana
6 1 (0.49%) SELinux
Vendors
1 11 (5.42%) Oracle
2 10 (4.93%) Sitecore
3 9 (4.43%) Adobe
3 9 (4.43%) Coverity
4 8 (3.94%) CA
4 8 (3.94%) HP
5 7 (3.45%) hybris
6 5 (2.46%) Google
6 5 (2.46%) Microsoft
7 3 (1.48%) ATG
7 3 (1.48%) Atlassian
8 2 (0.99%) Red Hat
9 1 (0.49%) CA Agile Central
9 1 (0.49%) Dell
9 1 (0.49%) EMC
9 1 (0.49%) Ericsson
9 1 (0.49%) SAP
9 1 (0.49%) Splunk
9 1 (0.49%) Veracode