Period
to 20 July 2017

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 20 July 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 West > Somerset
6 months to
20 Jul 2017
Same period 2016 Same period 2015
Rank 24 35 59
Rank change year-on-year +11 +24 -23
Contract jobs citing TDD 33 17 12
As % of all contract IT jobs advertised in Somerset 7.42% 3.33% 1.66%
As % of the Processes & Methodologies category 9.43% 4.34% 2.11%
Number of daily rates quoted 23 16 10
Somerset median daily rate £423 £344 £325
Median daily rate % change year-on-year +22.91% +5.77% +4.00%
10th Percentile £228 £281 £306
90th Percentile £478 £400 £393
South West median daily rate £400 £375 £388
% change year-on-year +6.67% -3.23% -13.89%
Number of hourly rates quoted 0 0 0
Somerset median hourly rate - - -
South West median hourly rate - £37.50 £30.00
% change year-on-year - +25.00% -

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 Somerset with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Somerset
Contract job vacancies with a requirement for process and methodology skills 350 392 568
As % of all contract IT job vacancies advertised in Somerset 78.65% 76.71% 78.67%
Number of daily rates quoted 234 206 342
Somerset median daily rate £375 £375 £364
Median daily rate % change year-on-year - +3.09% +3.93%
10th Percentile £207 £236 £275
90th Percentile £538 £525 £561
South West median daily rate £400 £375 £375
% change year-on-year +6.67% - +1.21%
Number of hourly rates quoted 34 61 60
Somerset median hourly rate £47.50 £38.75 £39.01
Median hourly rate % change year-on-year +22.58% -0.67% +15.28%
10th Percentile £35.95 £19.75 £28.28
90th Percentile £53.75 £46.25 £55.00
South West median hourly rate £40.00 £39.00 £35.00
% change year-on-year +2.56% +11.43% +45.83%

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 20 July 2017.

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 20 July 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
Taunton +1 16 £388 -
Yeovil - 4 £463 -
Bath -6 3 £425 +13.33% 8
Glastonbury - 1 £458 -
TDD
South West

For the 6 months to 20 July 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 Somerset region with a requirement for TDD.

1 28 (84.85%) Agile Software Development
2 26 (78.79%) Java
3 23 (69.70%) Test Automation
4 16 (48.48%) Scrum
4 16 (48.48%) Selenium
5 15 (45.45%) SQL
6 14 (42.42%) XML
7 13 (39.39%) Web Services
7 13 (39.39%) JavaScript
7 13 (39.39%) Continuous Integration
8 12 (36.36%) Git (software)
8 12 (36.36%) BDD
8 12 (36.36%) Ansible
9 11 (33.33%) Docker
9 11 (33.33%) Jenkins
9 11 (33.33%) Cucumber
9 11 (33.33%) HTML
9 11 (33.33%) CSS
9 11 (33.33%) SOAP
9 11 (33.33%) E-Commerce
9 11 (33.33%) Spring
10 10 (30.30%) C#
10 10 (30.30%) .NET
10 10 (30.30%) Security Cleared
11 9 (27.27%) SC Cleared
11 9 (27.27%) QA
11 9 (27.27%) Maven
11 9 (27.27%) SpecFlow
11 9 (27.27%) Gherkin
11 9 (27.27%) Open Source

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 4 (12.12%) Apache Pig
1 4 (12.12%) Apache Spark
2 2 (6.06%) nginx
3 1 (3.03%) Apache
Cloud Services
1 5 (15.15%) Amazon AWS
1 5 (15.15%) Microsoft Azure
2 4 (12.12%) GitHub
3 1 (3.03%) Cloud Computing
Communications & Networking
1 7 (21.21%) Internet
2 2 (6.06%) SMS
Database & Business Intelligence
1 6 (18.18%) Big Data
1 6 (18.18%) Hadoop
2 5 (15.15%) Apache Hive
3 4 (12.12%) Apache Accumulo
3 4 (12.12%) HBase
4 1 (3.03%) Geospatial Data
4 1 (3.03%) MySQL
4 1 (3.03%) PostgreSQL
4 1 (3.03%) SQL Server
Development Applications
1 16 (48.48%) Selenium
2 12 (36.36%) Git (software)
3 11 (33.33%) Cucumber
3 11 (33.33%) Jenkins
4 9 (27.27%) Ant
4 9 (27.27%) Gradle
4 9 (27.27%) Maven
4 9 (27.27%) SpecFlow
5 7 (21.21%) Subversion
5 7 (21.21%) Team Foundation Server
6 6 (18.18%) Apache Buildr
6 6 (18.18%) Eclipse
6 6 (18.18%) IntelliJ
6 6 (18.18%) jMock
6 6 (18.18%) JUnit
6 6 (18.18%) Mercurial
7 5 (15.15%) HP UFT
7 5 (15.15%) Sahi
7 5 (15.15%) Vagrant
7 5 (15.15%) WATIR
General
1 1 (3.03%) Electronics
1 1 (3.03%) Finance
1 1 (3.03%) Manufacturing
1 1 (3.03%) Marketing
1 1 (3.03%) Retail
1 1 (3.03%) Telecoms
Job Titles
1 18 (54.55%) Developer
2 8 (24.24%) Architect
3 7 (21.21%) Java Developer
3 7 (21.21%) Technical Architect
4 5 (15.15%) C# Developer
4 5 (15.15%) Developer in Test
5 3 (9.09%) .NET Developer
5 3 (9.09%) Cloud Developer
5 3 (9.09%) Senior Developer
6 2 (6.06%) Agile Developer
6 2 (6.06%) Agile Java Developer
6 2 (6.06%) E-Commerce Architect
6 2 (6.06%) Hadoop Developer
6 2 (6.06%) Java Architect
6 2 (6.06%) Java Hadoop Developer
6 2 (6.06%) Senior C# Developer
6 2 (6.06%) SQL Developer
6 2 (6.06%) Test Engineer
6 2 (6.06%) UAT Engineer
6 2 (6.06%) Web Developer
Libraries, Frameworks & Software Standards
1 14 (42.42%) XML
2 13 (39.39%) Web Services
3 11 (33.33%) CSS
3 11 (33.33%) HTML
3 11 (33.33%) SOAP
3 11 (33.33%) Spring
4 10 (30.30%) .NET
5 9 (27.27%) Gherkin
6 8 (24.24%) Ajax
7 7 (21.21%) Hibernate
7 7 (21.21%) JSON
8 6 (18.18%) .NET Framework
8 6 (18.18%) EJB
8 6 (18.18%) JSF
8 6 (18.18%) JSP
8 6 (18.18%) RESTful
8 6 (18.18%) Struts
9 4 (12.12%) jQuery
9 4 (12.12%) REST
10 3 (9.09%) AngularJS
Miscellaneous
1 6 (18.18%) RIA
1 6 (18.18%) Web 2.0
2 4 (12.12%) Greenfield Project
3 2 (6.06%) Client/Server
4 1 (3.03%) N-Tier
4 1 (3.03%) Virtual Team
Operating Systems
1 6 (18.18%) Linux
2 1 (3.03%) Unix
Processes & Methodologies
1 28 (84.85%) Agile Software Development
2 23 (69.70%) Test Automation
3 16 (48.48%) Scrum
4 13 (39.39%) Continuous Integration
5 12 (36.36%) BDD
6 11 (33.33%) E-Commerce
7 9 (27.27%) Open Source
7 9 (27.27%) Pair Programming
7 9 (27.27%) Test Planning
8 7 (21.21%) MVC
8 7 (21.21%) Software Engineering
9 6 (18.18%) Analytics
9 6 (18.18%) Refactoring
9 6 (18.18%) Technical Architecture
9 6 (18.18%) Unit Testing
9 6 (18.18%) Web Development
9 6 (18.18%) XML Parsing
10 5 (15.15%) Data Analytics
10 5 (15.15%) Machine Learning
11 4 (12.12%) SDLC
Programming Languages
1 26 (78.79%) Java
2 15 (45.45%) SQL
3 13 (39.39%) JavaScript
4 10 (30.30%) C#
5 5 (15.15%) Ruby
6 3 (9.09%) TypeScript
7 1 (3.03%) Python
Qualifications
1 10 (30.30%) Security Cleared
2 9 (27.27%) SC Cleared
3 4 (12.12%) BPSS Clearance
4 3 (9.09%) DV Cleared
5 1 (3.03%) DBS Check
Quality Assurance & Compliance
1 9 (27.27%) QA
2 1 (3.03%) Disclosure Scotland
System Software
1 11 (33.33%) Docker
Systems Management
1 12 (36.36%) Ansible
2 4 (12.12%) Oozie
3 2 (6.06%) Business Desktop Deployment
Vendors
1 7 (21.21%) ATG
1 7 (21.21%) Oracle
2 6 (18.18%) Cloudera
3 5 (15.15%) hybris
4 1 (3.03%) Microsoft
4 1 (3.03%) SAP