The following table provides summary statistics for permanent job vacancies advertised in Chippenham with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 3 months to 29 April 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wiltshire / Chippenham
3 months to
29 Apr 2017
Same period 2016 Same period 2015
Rank 28 23 11
Rank change year-on-year -5 -12  
Permanent jobs citing TDD 1 18 24
As % of all permanent IT jobs advertised in Chippenham 0.87% 10.59% 16.55%
As % of the Processes & Methodologies category 0.93% 13.14% 18.60%
Number of salaries quoted 1 15 24
Median salary £55,000 £35,000 £35,000
Median salary % change year-on-year +57.14% -  
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year +2.27% +3.52%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Chippenham with a requirement for process and methodology skills.

Process & Methodology Skills
Chippenham
Permanent job vacancies with a requirement for process and methodology skills 107 137 129
As % of all permanent IT job vacancies advertised in Chippenham 93.04% 80.59% 88.97%
Number of salaries quoted 94 120 124
Median salary £35,000 £35,000 £35,000
90% offered a salary of more than £23,500 £28,000 £26,950
10% offered a salary of more than £55,000 £45,000 £51,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

TDD
Job Vacancy Trend in Chippenham

The job posting trend of jobs advertised in Chippenham citing TDD as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Chippenham

TDD
Salary Trend in Chippenham

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD in Chippenham.

Salary trend for TDD in Chippenham

For the 6 months to 29 April 2017, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Chippenham region with a requirement for TDD.

1 11 (78.57%) Agile Software Development
2 8 (57.14%) Git (software)
3 6 (42.86%) BDD
4 5 (35.71%) REST
4 5 (35.71%) High Availability
4 5 (35.71%) D3.js
4 5 (35.71%) AngularJS
4 5 (35.71%) Jenkins
4 5 (35.71%) Twitter Bootstrap
4 5 (35.71%) Go
4 5 (35.71%) Microservices
4 5 (35.71%) Continuous Deployment
4 5 (35.71%) Selenium
4 5 (35.71%) Marketing
4 5 (35.71%) Refactoring
4 5 (35.71%) Digital Marketing
4 5 (35.71%) SAP Oil and Gas
4 5 (35.71%) Programme Management
4 5 (35.71%) C
4 5 (35.71%) C++
4 5 (35.71%) Java
4 5 (35.71%) SAP
4 5 (35.71%) Python
4 5 (35.71%) HTTP
4 5 (35.71%) Business Intelligence
4 5 (35.71%) Electronics
4 5 (35.71%) Telecoms
4 5 (35.71%) Finance
4 5 (35.71%) Manufacturing
5 4 (28.57%) Windows

TDD
Co-occurring IT Skills in Chippenham 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 3 (21.43%) GlassFish
Business Applications
1 5 (35.71%) SAP Oil and Gas
Communications & Networking
1 5 (35.71%) HTTP
Development Applications
1 8 (57.14%) Git (software)
2 5 (35.71%) Jenkins
2 5 (35.71%) Selenium
3 3 (21.43%) Eclipse
3 3 (21.43%) JMeter
3 3 (21.43%) JUnit
3 3 (21.43%) Subversion
General
1 5 (35.71%) Electronics
1 5 (35.71%) Finance
1 5 (35.71%) Manufacturing
1 5 (35.71%) Marketing
1 5 (35.71%) Telecoms
Job Titles
1 5 (35.71%) C++ Developer
1 5 (35.71%) C++ Software Developer
1 5 (35.71%) C++/Java Developer
1 5 (35.71%) Developer
1 5 (35.71%) Java Developer
1 5 (35.71%) Java Engineer
1 5 (35.71%) Java Software Developer
1 5 (35.71%) Python Developer
1 5 (35.71%) Software Developer
2 3 (21.43%) Agile Development Manager
2 3 (21.43%) Development Manager
2 3 (21.43%) Software Development Manager
2 3 (21.43%) Software Manager
2 3 (21.43%) Test Engineer
3 2 (14.29%) Analyst
3 2 (14.29%) Business Analyst
3 2 (14.29%) Business Test Analyst
3 2 (14.29%) Test Analyst
4 1 (7.14%) Software Architect
4 1 (7.14%) Technical Architect
Libraries, Frameworks & Software Standards
1 5 (35.71%) AngularJS
1 5 (35.71%) D3.js
1 5 (35.71%) REST
1 5 (35.71%) Twitter Bootstrap
2 3 (21.43%) RESTful
2 3 (21.43%) SOAP
3 2 (14.29%) Middleware
Miscellaneous
1 1 (7.14%) Client/Server
1 1 (7.14%) Enterprise Software
Operating Systems
1 4 (28.57%) Android
1 4 (28.57%) Linux
1 4 (28.57%) Windows
2 3 (21.43%) Apple iOS
3 1 (7.14%) Unix
Processes & Methodologies
1 11 (78.57%) Agile Software Development
2 6 (42.86%) BDD
3 5 (35.71%) Business Intelligence
3 5 (35.71%) Continuous Deployment
3 5 (35.71%) Digital Marketing
3 5 (35.71%) High Availability
3 5 (35.71%) Microservices
3 5 (35.71%) Programme Management
3 5 (35.71%) Refactoring
4 3 (21.43%) Automation Testing
4 3 (21.43%) Information Management
4 3 (21.43%) People Management
4 3 (21.43%) Service Delivery
4 3 (21.43%) Waterfall
5 2 (14.29%) Automated Testing
5 2 (14.29%) Business Process Mapping
5 2 (14.29%) Customer Requirements
5 2 (14.29%) Logical Data Model
5 2 (14.29%) Test Strategy
5 2 (14.29%) User Stories
Programming Languages
1 5 (35.71%) C
1 5 (35.71%) C++
1 5 (35.71%) Go
1 5 (35.71%) Java
1 5 (35.71%) Python
Qualifications
1 3 (21.43%) ISEB
1 3 (21.43%) ISTQB
2 2 (14.29%) Degree
3 1 (7.14%) SC Cleared
3 1 (7.14%) Security Cleared
Quality Assurance & Compliance
1 3 (21.43%) QA
2 1 (7.14%) ISO 9001
Vendors
1 5 (35.71%) SAP