Period
to 22 November 2017

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 22 November 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)
England > South West
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 52 46 52
Rank change year-on-year -6 +6 +32
Contract jobs citing TDD 198 248 229
As % of all contract IT jobs advertised in the South West 3.49% 4.32% 3.54%
As % of the Processes & Methodologies category 4.30% 5.41% 4.44%
Number of daily rates quoted 144 205 194
South West median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.67% - +7.14%
10th Percentile £311 £299 £313
90th Percentile £525 £533 £475
England median daily rate £500 £460 £440
% change year-on-year +8.70% +4.55% +3.53%
Number of hourly rates quoted 0 2 2
South West median hourly rate - £37.50 £29.00
Median hourly rate % change year-on-year - +29.31% -25.64%
England median hourly rate £45.00 £42.50 £40.00
% change year-on-year +5.88% +6.25% +14.29%

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 4609 4587 5154
As % of all contract IT jobs advertised in the South West 81.29% 79.94% 79.66%
Number of daily rates quoted 2912 3091 3490
South West median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.67% - -
10th Percentile £256 £240 £255
90th Percentile £556 £550 £525
England median daily rate £450 £425 £423
% change year-on-year +5.88% +0.47% +5.75%
Number of hourly rates quoted 186 270 256
South West median hourly rate £35.00 £31.50 £39.00
Median hourly rate % change year-on-year +11.11% -19.23% +47.17%
10th Percentile £12.19 £12.00 £14.13
90th Percentile £50.00 £47.50 £49.60
England median hourly rate £24.00 £24.43 £22.50
% change year-on-year -1.76% +8.58% +18.42%

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 22 November 2017.

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 22 November 2017. 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 -17 89 £425 +1.80% 29
Wiltshire +4 30 £384 +11.23% 8
Somerset -1 24 £414 +10.33% 7
Dorset +8 15 £418 +4.38% 10
Devon -3 14 £425 +44.68% 3
Gloucestershire +11 13 £350 -18.84% 15
TDD
England

For the 6 months to 22 November 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 South West region with a requirement for TDD.

1 147 (74.24%) Agile Software Development
2 97 (48.99%) BDD
3 90 (45.45%) Java
4 85 (42.93%) JavaScript
5 78 (39.39%) Scrum
6 69 (34.85%) .NET
7 65 (32.83%) C#
8 63 (31.82%) MVC
9 60 (30.30%) Continuous Integration
10 56 (28.28%) Test Automation
11 54 (27.27%) Git (software)
12 50 (25.25%) SQL
13 47 (23.74%) HTML
14 46 (23.23%) Jenkins
15 43 (21.72%) ASP.NET
15 43 (21.72%) CSS
16 42 (21.21%) AngularJS
17 40 (20.20%) Selenium
18 39 (19.70%) Maven
19 38 (19.19%) Kanban
19 38 (19.19%) SOAP
20 37 (18.69%) Spring
21 36 (18.18%) Cucumber
22 35 (17.68%) Unit Testing
22 35 (17.68%) SQL Server
23 34 (17.17%) REST
23 34 (17.17%) Amazon AWS
24 33 (16.67%) Microsoft Azure
25 32 (16.16%) DevOps
26 30 (15.15%) React

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 13 (6.57%) Elasticsearch
2 11 (5.56%) Apache
2 11 (5.56%) CMS
3 9 (4.55%) Sitecore CMS
4 8 (4.04%) Adobe Experience Manager
5 6 (3.03%) Apache Solr
5 6 (3.03%) NServiceBus
6 5 (2.53%) Apache Spark
6 5 (2.53%) Drupal
6 5 (2.53%) Mule
7 4 (2.02%) Confluence
8 3 (1.52%) Apache Pig
8 3 (1.52%) nginx
9 2 (1.01%) EPiServer
9 2 (1.01%) IIS
9 2 (1.01%) Liferay
9 2 (1.01%) Tomcat
9 2 (1.01%) Umbraco
10 1 (0.51%) WordPress
Applications
1 1 (0.51%) Spreadsheet
Cloud Services
1 34 (17.17%) Amazon AWS
2 33 (16.67%) Microsoft Azure
3 27 (13.64%) GitHub
4 6 (3.03%) Amazon EC2
4 6 (3.03%) Cloud Computing
4 6 (3.03%) Google Cloud Platform
5 2 (1.01%) PaaS
6 1 (0.51%) Amazon S3
6 1 (0.51%) Amazon SQS
6 1 (0.51%) AWS CloudFormation
6 1 (0.51%) BrowserStack
6 1 (0.51%) Firebase
6 1 (0.51%) IaaS
6 1 (0.51%) SaaS
6 1 (0.51%) Sauce Labs
Communications & Networking
1 10 (5.05%) SMS
2 7 (3.54%) HTTP
3 5 (2.53%) Internet
4 2 (1.01%) SSL
5 1 (0.51%) Kerberos
5 1 (0.51%) TCP/IP
Database & Business Intelligence
1 35 (17.68%) SQL Server
2 22 (11.11%) NoSQL
3 14 (7.07%) MongoDB
3 14 (7.07%) Relational Database
4 11 (5.56%) Hadoop
5 6 (3.03%) Amazon DynamoDB
6 5 (2.53%) MySQL
6 5 (2.53%) RDBMS
6 5 (2.53%) SQL Server 2012
7 4 (2.02%) Big Data
7 4 (2.02%) HBase
7 4 (2.02%) Redis
8 2 (1.01%) Apache Cassandra
8 2 (1.01%) Jackrabbit
8 2 (1.01%) PostgreSQL
9 1 (0.51%) Azure SQL Database
9 1 (0.51%) CouchDB
9 1 (0.51%) Neo4j
9 1 (0.51%) Spatial Data
9 1 (0.51%) SQL Server 2008
Development Applications
1 54 (27.27%) Git (software)
2 46 (23.23%) Jenkins
3 40 (20.20%) Selenium
4 39 (19.70%) Maven
5 36 (18.18%) Cucumber
6 24 (12.12%) TeamCity
7 22 (11.11%) Gradle
8 19 (9.60%) Ant
9 18 (9.09%) Bitbucket
10 17 (8.59%) JIRA
11 13 (6.57%) SoapUI
12 11 (5.56%) IntelliJ
12 11 (5.56%) Jasmine
13 10 (5.05%) JUnit
13 10 (5.05%) Visual Studio
14 9 (4.55%) Atlassian Bamboo
14 9 (4.55%) Eclipse
14 9 (4.55%) Mockito
14 9 (4.55%) Sonatype Nexus
15 8 (4.04%) SonarQube
General
1 27 (13.64%) Finance
2 15 (7.58%) Banking
3 7 (3.54%) Back Office
4 4 (2.02%) Law
4 4 (2.02%) Marketing
5 3 (1.52%) Electronics
5 3 (1.52%) Local Government
5 3 (1.52%) Telecoms
6 2 (1.01%) Manufacturing
6 2 (1.01%) Retail
7 1 (0.51%) Advertising
7 1 (0.51%) Automotive
7 1 (0.51%) Military
7 1 (0.51%) Retail Banking
Job Titles
1 137 (69.19%) Developer
2 41 (20.71%) .NET Developer
3 35 (17.68%) Java Developer
4 25 (12.63%) Senior Developer
5 16 (8.08%) C# Developer
6 14 (7.07%) ASP.NET Developer
7 12 (6.06%) Architect
8 11 (5.56%) Analyst
8 11 (5.56%) Web Developer
9 10 (5.05%) C# .NET Developer
9 10 (5.05%) Full Stack Developer
9 10 (5.05%) Technical Architect
10 8 (4.04%) Automation Test Analyst
10 8 (4.04%) Senior C# Developer
11 7 (3.54%) C# ASP.NET Developer
11 7 (3.54%) Senior .NET Developer
11 7 (3.54%) Software Engineer
11 7 (3.54%) Test Analyst
12 6 (3.03%) Front End Developer (Client-Side Developer)
12 6 (3.03%) Test Engineer
Libraries, Frameworks & Software Standards
1 69 (34.85%) .NET
2 47 (23.74%) HTML
3 43 (21.72%) ASP.NET
3 43 (21.72%) CSS
4 42 (21.21%) AngularJS
5 38 (19.19%) SOAP
6 37 (18.69%) Spring
7 34 (17.17%) REST
8 30 (15.15%) jQuery
8 30 (15.15%) React
9 28 (14.14%) ASP.NET Web API
10 26 (13.13%) Web Services
11 21 (10.61%) ASP.NET MVC
12 19 (9.60%) Node.js
13 18 (9.09%) Hibernate
13 18 (9.09%) JSON
13 18 (9.09%) RESTful
14 17 (8.59%) .NET Framework
15 16 (8.08%) Gherkin
15 16 (8.08%) XML
Miscellaneous
1 13 (6.57%) User Experience
2 9 (4.55%) Blog
2 9 (4.55%) Public Cloud
3 8 (4.04%) Greenfield Project
4 7 (3.54%) iPad
5 5 (2.53%) Mobile App
6 4 (2.02%) Client/Server
7 3 (1.52%) Management Information System
7 3 (1.52%) PMI
7 3 (1.52%) Virtual Team
8 2 (1.01%) Computer Science
8 2 (1.01%) Enterprise Software
8 2 (1.01%) RIA
8 2 (1.01%) Web 2.0
9 1 (0.51%) Algorithms
9 1 (0.51%) Analytical Skills
9 1 (0.51%) Digital Media
9 1 (0.51%) Linux Command Line
9 1 (0.51%) Semantic Web
9 1 (0.51%) Wiki
Operating Systems
1 26 (13.13%) Linux
2 11 (5.56%) Windows
3 8 (4.04%) Unix
4 5 (2.53%) Android
4 5 (2.53%) Apple iOS
5 2 (1.01%) Windows Server
6 1 (0.51%) CentOS
6 1 (0.51%) Embedded Linux
6 1 (0.51%) Red Hat Enterprise Linux
6 1 (0.51%) Ubuntu
Processes & Methodologies
1 147 (74.24%) Agile Software Development
2 97 (48.99%) BDD
3 78 (39.39%) Scrum
4 63 (31.82%) MVC
5 60 (30.30%) Continuous Integration
6 56 (28.28%) Test Automation
7 38 (19.19%) Kanban
8 35 (17.68%) Unit Testing
9 32 (16.16%) DevOps
10 30 (15.15%) E-Commerce
11 27 (13.64%) Software Engineering
12 26 (13.13%) Web Development
13 25 (12.63%) Microservices
14 22 (11.11%) Pair Programming
15 18 (9.09%) OO
16 17 (8.59%) MVVM
16 17 (8.59%) User Stories
17 15 (7.58%) Coaching
18 14 (7.07%) Continuous Improvement
19 12 (6.06%) User Acceptance Testing
Programming Languages
1 90 (45.45%) Java
2 85 (42.93%) JavaScript
3 65 (32.83%) C#
4 50 (25.25%) SQL
5 15 (7.58%) Scala
6 12 (6.06%) Python
7 9 (4.55%) Ruby
8 7 (3.54%) C++
8 7 (3.54%) Groovy
8 7 (3.54%) PHP
9 6 (3.03%) PowerShell
10 5 (2.53%) C
10 5 (2.53%) T-SQL
11 4 (2.02%) Objective-C
11 4 (2.02%) TypeScript
11 4 (2.02%) VBScript
12 3 (1.52%) Jython
13 2 (1.01%) Bash Shell
13 2 (1.01%) ES6
14 1 (0.51%) Apple Swift
Qualifications
1 18 (9.09%) Security Cleared
2 7 (3.54%) SC Cleared
3 5 (2.53%) Degree
4 4 (2.02%) Computer Science Degree
4 4 (2.02%) DV Cleared
5 3 (1.52%) Chartered Engineer
5 3 (1.52%) CISSP
5 3 (1.52%) CITP
5 3 (1.52%) ITIL Certification
5 3 (1.52%) ITIL Foundation Certificate
5 3 (1.52%) Master's Degree
5 3 (1.52%) PMI Certification
5 3 (1.52%) PRINCE2 Practitioner
6 1 (0.51%) BPSS Clearance
6 1 (0.51%) ISTQB
6 1 (0.51%) Microsoft Certification
Quality Assurance & Compliance
1 23 (11.62%) QA
2 3 (1.52%) ISO/IEC 27001
3 1 (0.51%) Disclosure Scotland
3 1 (0.51%) ISO 14001
3 1 (0.51%) ISO 9001
3 1 (0.51%) SLA
3 1 (0.51%) WCAG
System Software
1 13 (6.57%) Docker
2 4 (2.02%) HDFS
3 2 (1.01%) LXC
4 1 (0.51%) Firmware
4 1 (0.51%) vCloud
Systems Management
1 7 (3.54%) Opscode Chef
2 6 (3.03%) Business Desktop Deployment
3 4 (2.02%) Ansible
3 4 (2.02%) CA Service Virtualization
4 3 (1.52%) Hadoop YARN
4 3 (1.52%) Puppet
5 2 (1.01%) Kubernetes
6 1 (0.51%) Docker Swarm
6 1 (0.51%) Grafana
6 1 (0.51%) HockeyApp
6 1 (0.51%) Kibana
6 1 (0.51%) Mesos
6 1 (0.51%) Terraform
Vendors
1 14 (7.07%) Microsoft
2 12 (6.06%) hybris
3 10 (5.05%) Sitecore
4 8 (4.04%) Adobe
4 8 (4.04%) Coverity
5 7 (3.54%) Google
6 6 (3.03%) Sencha
7 4 (2.02%) CA
7 4 (2.02%) HP
7 4 (2.02%) Oracle
8 3 (1.52%) Atlassian
9 2 (1.01%) ATG
9 2 (1.01%) SAP
10 1 (0.51%) Apple
10 1 (0.51%) Dell
10 1 (0.51%) EMC
10 1 (0.51%) Ericsson
10 1 (0.51%) Red Hat
10 1 (0.51%) Splunk
10 1 (0.51%) VMware