Period
to 14 August 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 14 August 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
14 Aug 2018
Same period 2017 Same period 2016
Rank 50 70 61
Rank change year-on-year +20 -9 -10
Contract jobs citing TDD 210 166 196
As % of all contract IT jobs advertised in the South West 3.85% 3.03% 3.32%
As % of the Processes & Methodologies category 4.57% 3.62% 4.07%
Number of daily rates quoted 158 120 174
South West median daily rate £425 £404 £375
Median daily rate % change year-on-year +5.26% +7.67% -1.64%
10th Percentile £310 £312 £310
90th Percentile £529 £475 £511
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 0 0 2
South West median hourly rate - - £37.50
England median hourly rate £43.75 £41.00 £40.00
% change year-on-year +6.71% +2.50% -5.88%

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 4,598 4,587 4,812
As % of all contract IT jobs advertised in the South West 84.38% 83.67% 81.50%
Number of daily rates quoted 2,833 2,911 3,178
South West median daily rate £420 £400 £375
Median daily rate % change year-on-year +5.00% +6.67% -
10th Percentile £269 £250 £250
90th Percentile £563 £538 £554
England median daily rate £463 £450 £425
% change year-on-year +2.78% +5.88% +4.29%
Number of hourly rates quoted 224 204 257
South West median hourly rate £40.00 £40.00 £38.50
Median hourly rate % change year-on-year - +3.90% +7.69%
10th Percentile £12.40 £12.85 £12.70
90th Percentile £48.75 £52.50 £47.35
England median hourly rate £21.50 £23.50 £23.56
% change year-on-year -8.51% -0.24% +8.86%

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 14 August 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 14 August 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 +10 93 £425 - 50
Devon +37 42 £327 -23.06% 12
Wiltshire +7 31 £450 +12.50% 13
Somerset -12 15 £400 -5.33% 6
Gloucestershire +1 14 £350 -5.08% 17
Cornwall -6 2 £300 - 5
Dorset -12 2 £325 -23.30% 19
TDD
England

For the 6 months to 14 August 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.

1 169 (80.48%) Agile Software Development
2 95 (45.24%) Java
3 94 (44.76%) Continuous Integration
4 86 (40.95%) JavaScript
5 77 (36.67%) BDD
6 71 (33.81%) Microsoft Azure
7 62 (29.52%) Test Automation
8 61 (29.05%) Amazon AWS
9 60 (28.57%) .NET
10 58 (27.62%) C#
10 58 (27.62%) NUnit
11 55 (26.19%) Scrum
12 51 (24.29%) OO
13 47 (22.38%) HTML
14 46 (21.90%) Ansible
15 43 (20.48%) Puppet
15 43 (20.48%) PostgreSQL
16 42 (20.00%) MySQL
16 42 (20.00%) Opscode Chef
17 41 (19.52%) Git (software)
18 40 (19.05%) Oracle
18 40 (19.05%) Migration
18 40 (19.05%) NoSQL
19 39 (18.57%) Tomcat
19 39 (18.57%) WebSphere
20 38 (18.10%) MSTest
20 38 (18.10%) WebLogic
20 38 (18.10%) OpenStack
21 37 (17.62%) CSS
21 37 (17.62%) MVC

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 39 (18.57%) Tomcat
1 39 (18.57%) WebSphere
2 38 (18.10%) OpenStack
2 38 (18.10%) WebLogic
3 6 (2.86%) Apache Spark
4 5 (2.38%) Apache
4 5 (2.38%) IIS
4 5 (2.38%) Mule
5 4 (1.90%) CMS
5 4 (1.90%) Confluence
5 4 (1.90%) JBoss
6 3 (1.43%) Adobe Experience Manager
6 3 (1.43%) Elasticsearch
6 3 (1.43%) EPiServer
6 3 (1.43%) nginx
7 2 (0.95%) Apache Pig
7 2 (0.95%) WordPress
8 1 (0.48%) Apache Solr
8 1 (0.48%) NServiceBus
8 1 (0.48%) Sitecore CMS
Applications
1 4 (1.90%) Fireworks
1 4 (1.90%) Photoshop
2 1 (0.48%) Microsoft Excel
Cloud Services
1 71 (33.81%) Microsoft Azure
2 61 (29.05%) Amazon AWS
3 15 (7.14%) Google Cloud Platform
4 8 (3.81%) SaaS
5 7 (3.33%) GitHub
6 3 (1.43%) npm
7 2 (0.95%) Amazon CloudWatch
7 2 (0.95%) CloudFront
7 2 (0.95%) NuGet
7 2 (0.95%) Sauce Labs
7 2 (0.95%) Trello
8 1 (0.48%) Amazon SQS
8 1 (0.48%) AWS Lambda
8 1 (0.48%) OpenShift
8 1 (0.48%) Serverless
Communications & Networking
1 5 (2.38%) HTTP
2 4 (1.90%) Internet
3 3 (1.43%) TCP/IP
4 2 (0.95%) SMS
5 1 (0.48%) SSH
5 1 (0.48%) SSL
Database & Business Intelligence
1 43 (20.48%) PostgreSQL
2 42 (20.00%) MySQL
3 40 (19.05%) NoSQL
4 36 (17.14%) SQL Server
5 12 (5.71%) Hadoop
6 7 (3.33%) Big Data
7 6 (2.86%) MongoDB
7 6 (2.86%) Relational Database
8 5 (2.38%) RDBMS
9 4 (1.90%) Apache Accumulo
9 4 (1.90%) SQL Server 2012
10 3 (1.43%) SQL Server 2008
11 2 (0.95%) Apache Cassandra
11 2 (0.95%) Apache Hive
11 2 (0.95%) Data Warehouse
11 2 (0.95%) Geospatial Data
11 2 (0.95%) GIS
11 2 (0.95%) JasperReports
12 1 (0.48%) BusinessObjects
12 1 (0.48%) Sybase ASE
Development Applications
1 58 (27.62%) NUnit
2 41 (19.52%) Git (software)
3 38 (18.10%) MSTest
4 33 (15.71%) Jenkins
5 25 (11.90%) Selenium
6 22 (10.48%) JIRA
7 16 (7.62%) Cucumber
8 15 (7.14%) Maven
9 14 (6.67%) Bitbucket
10 12 (5.71%) Visual Studio
11 9 (4.29%) WebStorm
12 8 (3.81%) JMeter
12 8 (3.81%) TeamCity
13 6 (2.86%) Ant
13 6 (2.86%) Hudson
13 6 (2.86%) SonarQube
13 6 (2.86%) Team Foundation Server
13 6 (2.86%) WebDriver
14 5 (2.38%) Gradle
14 5 (2.38%) Sonatype Nexus
General
1 28 (13.33%) Finance
2 12 (5.71%) Telecoms
3 6 (2.86%) Back Office
4 4 (1.90%) Banking
4 4 (1.90%) Legal
5 3 (1.43%) Electronics
5 3 (1.43%) Manufacturing
5 3 (1.43%) Marketing
5 3 (1.43%) Retail
6 2 (0.95%) Law
7 1 (0.48%) Games
Job Titles
1 169 (80.48%) Developer
2 62 (29.52%) Java Developer
3 40 (19.05%) .NET Developer
4 19 (9.05%) C# Developer
5 15 (7.14%) C# .NET Developer
6 14 (6.67%) React Developer
7 12 (5.71%) AWS Developer
7 12 (5.71%) Senior Developer
8 11 (5.24%) JavaScript Developer
8 11 (5.24%) UI Developer
9 10 (4.76%) Front End Developer (Client-Side Developer)
9 10 (4.76%) Full Stack Developer
10 9 (4.29%) ASP.NET MVC Developer
10 9 (4.29%) Software Developer
11 8 (3.81%) Software Engineer
11 8 (3.81%) Test Engineer
12 7 (3.33%) ASP.NET Developer
12 7 (3.33%) Scrum Master
12 7 (3.33%) Tester
13 6 (2.86%) Python Developer
Libraries, Frameworks & Software Standards
1 60 (28.57%) .NET
2 47 (22.38%) HTML
3 37 (17.62%) CSS
4 32 (15.24%) React
5 29 (13.81%) AngularJS
6 28 (13.33%) REST
7 26 (12.38%) HTML5
8 25 (11.90%) ASP.NET
8 25 (11.90%) Spring
9 23 (10.95%) jQuery
9 23 (10.95%) RESTful
10 22 (10.48%) Web Services
11 20 (9.52%) Sass
12 17 (8.10%) JSON
13 13 (6.19%) .NET Framework
13 13 (6.19%) ASP.NET Web API
13 13 (6.19%) CSS3
14 12 (5.71%) ASP.NET MVC
15 11 (5.24%) SOAP
16 9 (4.29%) WCF
Miscellaneous
1 19 (9.05%) User Experience
2 16 (7.62%) Greenfield Project
3 9 (4.29%) Analytical Skills
3 9 (4.29%) Digital Media
4 7 (3.33%) Self-Motivation
5 5 (2.38%) Mobile App
6 4 (1.90%) RIA
7 3 (1.43%) Client/Server
7 3 (1.43%) Robotics
8 2 (0.95%) Foreign Exchange (FX)
8 2 (0.95%) Linux Command Line
9 1 (0.48%) Computer Science
9 1 (0.48%) Cyberthreat
9 1 (0.48%) Digital TV
9 1 (0.48%) Enterprise Software
9 1 (0.48%) Fintech
9 1 (0.48%) Management Information System
9 1 (0.48%) NHS
9 1 (0.48%) Online Banking
9 1 (0.48%) Wiki
Operating Systems
1 16 (7.62%) Linux
2 11 (5.24%) Windows
3 3 (1.43%) Unix
4 1 (0.48%) Android
4 1 (0.48%) Apple iOS
4 1 (0.48%) CentOS
4 1 (0.48%) Debian
4 1 (0.48%) Red Hat Enterprise Linux
4 1 (0.48%) Ubuntu
4 1 (0.48%) Windows Server
Processes & Methodologies
1 169 (80.48%) Agile Software Development
2 94 (44.76%) Continuous Integration
3 77 (36.67%) BDD
4 62 (29.52%) Test Automation
5 55 (26.19%) Scrum
6 51 (24.29%) OO
7 40 (19.05%) Migration
8 37 (17.62%) MVC
9 32 (15.24%) Unit Testing
10 21 (10.00%) Microservices
11 18 (8.57%) Front End Development
12 17 (8.10%) Continuous Delivery
12 17 (8.10%) SOLID
13 16 (7.62%) Integration Testing
14 15 (7.14%) DevOps
14 15 (7.14%) Software Engineering
15 14 (6.67%) Kanban
15 14 (6.67%) Web Development
16 13 (6.19%) Mentoring
16 13 (6.19%) Problem-Solving
Programming Languages
1 95 (45.24%) Java
2 86 (40.95%) JavaScript
3 58 (27.62%) C#
4 29 (13.81%) SQL
5 22 (10.48%) T-SQL
6 20 (9.52%) Python
7 16 (7.62%) Java 8
8 12 (5.71%) TypeScript
9 7 (3.33%) Bash Shell
10 6 (2.86%) C
10 6 (2.86%) PHP
11 5 (2.38%) ES6
11 5 (2.38%) Perl
12 4 (1.90%) PowerShell
12 4 (1.90%) Ruby
13 3 (1.43%) C++
14 2 (0.95%) F#
14 2 (0.95%) Scala
15 1 (0.48%) Apple Swift
15 1 (0.48%) Kotlin
Qualifications
1 22 (10.48%) Security Cleared
2 12 (5.71%) SC Cleared
3 10 (4.76%) ISTQB
4 9 (4.29%) AWS Certification
5 5 (2.38%) ISTQB Foundation Certification
6 4 (1.90%) DV Cleared
7 3 (1.43%) Degree
8 2 (0.95%) BC Cleared
9 1 (0.48%) ISEB
Quality Assurance & Compliance
1 11 (5.24%) GCP
2 3 (1.43%) QA
3 1 (0.48%) GDPR
3 1 (0.48%) PMO
System Software
1 18 (8.57%) Docker
2 2 (0.95%) Active Directory
Systems Management
1 46 (21.90%) Ansible
2 43 (20.48%) Puppet
3 42 (20.00%) Opscode Chef
4 8 (3.81%) Kubernetes
5 2 (0.95%) Business Desktop Deployment
5 2 (0.95%) Grafana
5 2 (0.95%) Oozie
5 2 (0.95%) Terraform
6 1 (0.48%) HP Quality Center
6 1 (0.48%) Kibana
6 1 (0.48%) logstash
6 1 (0.48%) SELinux
Vendors
1 40 (19.05%) Oracle
2 11 (5.24%) Microsoft
3 10 (4.76%) Google
4 9 (4.29%) Adobe
5 5 (2.38%) Apigee
6 4 (1.90%) CA Agile Central
6 4 (1.90%) hybris
7 3 (1.43%) AppDynamics
7 3 (1.43%) Atlassian
7 3 (1.43%) Coverity
7 3 (1.43%) SAP
7 3 (1.43%) Sitecore
7 3 (1.43%) Splunk
8 2 (0.95%) Veracode
8 2 (0.95%) Zend
9 1 (0.48%) Borland
9 1 (0.48%) Capita
9 1 (0.48%) IBM
9 1 (0.48%) Perforce
9 1 (0.48%) RedGate