Period
to 18 January 2018

The following table provides summary statistics for contract job vacancies advertised in Somerset 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 18 January 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)
South West > Somerset
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 24 29 56
Rank change year-on-year +5 +27 -15
Contract jobs citing TDD 30 25 18
As % of all contract IT jobs advertised in Somerset 6.40% 5.21% 2.74%
As % of the Processes & Methodologies category 8.29% 6.61% 3.25%
Number of daily rates quoted 23 22 17
Somerset median daily rate £425 £365 £450
Median daily rate % change year-on-year +16.44% -18.89% +38.46%
10th Percentile £325 £264 £348
90th Percentile £518 £460 £550
South West median daily rate £416 £375 £375
% change year-on-year +11.00% - -
Number of hourly rates quoted 0 0 0
Somerset median hourly rate - - -
South West median hourly rate - - £28.00

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 Somerset with a requirement for process or methodology skills.

All Process and Methodology Skills
Somerset
Contract vacancies with a requirement for process or methodology skills 362 378 554
As % of all contract IT jobs advertised in Somerset 77.19% 78.75% 84.32%
Number of daily rates quoted 235 200 333
Somerset median daily rate £390 £350 £370
Median daily rate % change year-on-year +11.43% -5.41% +12.12%
10th Percentile £161 £210 £263
90th Percentile £525 £500 £500
South West median daily rate £400 £375 £375
% change year-on-year +6.67% - -1.32%
Number of hourly rates quoted 17 74 49
Somerset median hourly rate £23.50 £39.75 £42.75
Median hourly rate % change year-on-year -40.88% -7.02% +22.14%
10th Percentile £13.00 £13.89 £12.95
90th Percentile £44.25 £43.00 £57.00
South West median hourly rate £31.00 £37.50 £39.13
% change year-on-year -17.33% -4.15% +37.28%

TDD
Job Vacancy Trend in Somerset

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

Job vacancy trend for TDD in Somerset

TDD
Contractor Daily Rate Trend in Somerset

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

Contractor daily rate trend for TDD in Somerset

TDD
Contractor Daily Rate Histogram in Somerset

The daily rate distribution of IT jobs citing TDD in Somerset over the 6 months to 18 January 2018.

Contractor daily rate histogram for TDD in Somerset

TDD
Contract Job Locations in Somerset

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Somerset region over the 6 months to 18 January 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
Bath 0 10 £425 +16.44% 14
Taunton -6 4 £370 +1.37% 1
Clevedon - 2 £300 -
Street - 1 £688 - 2
TDD
South West

For the 6 months to 18 January 2018, 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 Somerset region with a requirement for TDD.

1 22 (73.33%) JavaScript
1 22 (73.33%) Agile Software Development
2 21 (70.00%) Java
3 17 (56.67%) Test Automation
4 15 (50.00%) Jenkins
4 15 (50.00%) Maven
4 15 (50.00%) HTML
4 15 (50.00%) Ant
4 15 (50.00%) CSS
5 14 (46.67%) SOAP
6 13 (43.33%) Cucumber
7 12 (40.00%) REST
7 12 (40.00%) Selenium
7 12 (40.00%) Spring
8 11 (36.67%) Scrum
8 11 (36.67%) Git (software)
9 10 (33.33%) Web Development
9 10 (33.33%) E-Commerce
9 10 (33.33%) SQL
9 10 (33.33%) Gradle
10 9 (30.00%) JUnit
10 9 (30.00%) XML
10 9 (30.00%) Eclipse
10 9 (30.00%) Groovy
11 8 (26.67%) BDD
12 7 (23.33%) GitHub
12 7 (23.33%) JIRA
12 7 (23.33%) jQuery
12 7 (23.33%) Python
12 7 (23.33%) .NET

TDD
Co-occurring IT Skills in Somerset 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 5 (16.67%) Mule
2 2 (6.67%) Apache Spark
3 1 (3.33%) Apache
3 1 (3.33%) Apache Solr
3 1 (3.33%) Confluence
3 1 (3.33%) NServiceBus
Cloud Services
1 7 (23.33%) GitHub
Communications & Networking
1 6 (20.00%) HTTP
2 5 (16.67%) SMS
3 3 (10.00%) Internet
4 1 (3.33%) Kerberos
Database & Business Intelligence
1 2 (6.67%) Hadoop
2 1 (3.33%) Big Data
2 1 (3.33%) HBase
2 1 (3.33%) MongoDB
2 1 (3.33%) Neo4j
2 1 (3.33%) PostgreSQL
2 1 (3.33%) SQL Server
Development Applications
1 15 (50.00%) Ant
1 15 (50.00%) Jenkins
1 15 (50.00%) Maven
2 13 (43.33%) Cucumber
3 12 (40.00%) Selenium
4 11 (36.67%) Git (software)
5 10 (33.33%) Gradle
6 9 (30.00%) Eclipse
6 9 (30.00%) JUnit
7 7 (23.33%) JIRA
8 6 (20.00%) Bitbucket
8 6 (20.00%) HP UFT
8 6 (20.00%) SoapUI
8 6 (20.00%) TeamCity
8 6 (20.00%) Visual Studio
8 6 (20.00%) webpack
9 5 (16.67%) Cobertura
10 3 (10.00%) jMock
10 3 (10.00%) Mercurial
10 3 (10.00%) Subversion
General
1 6 (20.00%) Back Office
2 1 (3.33%) Electronics
2 1 (3.33%) Finance
2 1 (3.33%) Manufacturing
2 1 (3.33%) Marketing
2 1 (3.33%) Telecoms
Job Titles
1 18 (60.00%) Developer
2 9 (30.00%) Java Developer
3 6 (20.00%) Test Automation Manager
3 6 (20.00%) Test Manager
4 5 (16.67%) Hybris Developer
4 5 (16.67%) Senior Developer
5 4 (13.33%) Architect
5 4 (13.33%) Senior Java Developer
5 4 (13.33%) Technical Architect
6 3 (10.00%) DevOps Developer
6 3 (10.00%) Senior DevOps
7 2 (6.67%) Web Developer
8 1 (3.33%) C# Developer
8 1 (3.33%) Front End Developer (Client-Side Developer)
8 1 (3.33%) Front End Web Developer (Client-Side Developer)
8 1 (3.33%) Java Engineer
8 1 (3.33%) Java Software Engineer
8 1 (3.33%) Java Technical Architect
8 1 (3.33%) Python Developer
8 1 (3.33%) Software Engineer
Libraries, Frameworks & Software Standards
1 15 (50.00%) CSS
1 15 (50.00%) HTML
2 14 (46.67%) SOAP
3 12 (40.00%) REST
3 12 (40.00%) Spring
4 9 (30.00%) XML
5 7 (23.33%) .NET
5 7 (23.33%) jQuery
6 6 (20.00%) AngularJS
6 6 (20.00%) Gherkin
7 5 (16.67%) Hibernate
7 5 (16.67%) RESTful
8 4 (13.33%) JSON
8 4 (13.33%) Web Services
9 3 (10.00%) Ajax
9 3 (10.00%) EJB
9 3 (10.00%) JSF
9 3 (10.00%) JSP
9 3 (10.00%) Struts
10 2 (6.67%) J2EE
Miscellaneous
1 5 (16.67%) Client/Server
2 3 (10.00%) RIA
2 3 (10.00%) Web 2.0
3 1 (3.33%) Algorithms
3 1 (3.33%) Semantic Web
Operating Systems
1 2 (6.67%) Linux
2 1 (3.33%) CentOS
2 1 (3.33%) Ubuntu
Processes & Methodologies
1 22 (73.33%) Agile Software Development
2 17 (56.67%) Test Automation
3 11 (36.67%) Scrum
4 10 (33.33%) E-Commerce
4 10 (33.33%) Web Development
5 8 (26.67%) BDD
6 7 (23.33%) DevOps
7 6 (20.00%) B2C
7 6 (20.00%) Continuous Integration
7 6 (20.00%) Information Architecture
7 6 (20.00%) Software Testing
7 6 (20.00%) Waterfall
8 5 (16.67%) API Development
8 5 (16.67%) Continuous Deployment
8 5 (16.67%) User Stories
9 4 (13.33%) MVC
9 4 (13.33%) Pair Programming
9 4 (13.33%) Refactoring
9 4 (13.33%) Unit Testing
10 3 (10.00%) Technical Architecture
Programming Languages
1 22 (73.33%) JavaScript
2 21 (70.00%) Java
3 10 (33.33%) SQL
4 9 (30.00%) Groovy
5 7 (23.33%) C#
5 7 (23.33%) Python
6 6 (20.00%) C++
6 6 (20.00%) Jython
6 6 (20.00%) Ruby
6 6 (20.00%) TypeScript
6 6 (20.00%) VBScript
7 1 (3.33%) Bash Shell
7 1 (3.33%) Gremlin
7 1 (3.33%) Scala
Qualifications
1 4 (13.33%) Security Cleared
2 3 (10.00%) SC Cleared
Quality Assurance & Compliance
1 5 (16.67%) QA
System Software
1 5 (16.67%) Docker
2 1 (3.33%) HDFS
2 1 (3.33%) vCloud
Systems Management
1 6 (20.00%) CA Service Virtualization
2 5 (16.67%) Ansible
2 5 (16.67%) Business Desktop Deployment
3 2 (6.67%) Kubernetes
4 1 (3.33%) Docker Swarm
4 1 (3.33%) Mesos
4 1 (3.33%) Opscode Chef
4 1 (3.33%) Puppet
4 1 (3.33%) Terraform
Vendors
1 6 (20.00%) CA
1 6 (20.00%) HP
1 6 (20.00%) hybris
2 3 (10.00%) ATG
2 3 (10.00%) Oracle
3 1 (3.33%) SAP
3 1 (3.33%) VMware