Period
to 27 July 2017

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 6 months to 27 July 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wiltshire > Chippenham
6 months to
27 Jul 2017
Same period 2016 Same period 2015
Rank 40 41 17
Rank change year-on-year +1 -24 +1
Permanent jobs citing TDD 3 28 47
As % of all permanent IT jobs advertised in Chippenham 1.32% 7.67% 14.24%
As % of the Processes & Methodologies category 1.40% 9.06% 16.15%
Number of salaries quoted 3 25 47
Chippenham median annual salary £55,000 £35,000 £35,000
Median salary % change year-on-year +57.14% - -
10th Percentile £52,500 £30,000 £29,500
90th Percentile £62,500 £43,750 £47,500
Wiltshire median annual salary £50,000 £40,000 £37,500
% change year-on-year +25.00% +6.67% -

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 214 309 291
As % of all permanent IT job vacancies advertised in Chippenham 93.86% 84.66% 88.18%
Number of salaries quoted 191 276 279
Chippenham median annual salary £35,000 £35,000 £35,000
10th Percentile £21,500 £25,500 £25,000
90th Percentile £55,000 £47,500 £50,000
Wiltshire median annual salary £41,500 £41,500 £39,000
% change year-on-year - +6.41% -2.50%

TDD
Job Vacancy Trend in Chippenham

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

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 27 July 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 3 (100.00%) Linux
1 3 (100.00%) Agile Software Development
1 3 (100.00%) SC Cleared
1 3 (100.00%) Security Cleared
1 3 (100.00%) Software Engineering
1 3 (100.00%) Open Source
2 2 (66.67%) Enterprise Software
2 2 (66.67%) ISO/IEC 20000
2 2 (66.67%) Presales
2 2 (66.67%) Android
2 2 (66.67%) Client/Server
2 2 (66.67%) ISO 9001
2 2 (66.67%) DSDM
2 2 (66.67%) Unix
2 2 (66.67%) Windows
2 2 (66.67%) Middleware
2 2 (66.67%) Scrum
3 1 (33.33%) Python
3 1 (33.33%) Red Hat
3 1 (33.33%) Logistics
3 1 (33.33%) CentOS
3 1 (33.33%) Amazon AWS
3 1 (33.33%) OpenShift
3 1 (33.33%) Cloud Foundry
3 1 (33.33%) Ansible
3 1 (33.33%) DevOps
3 1 (33.33%) Puppet
3 1 (33.33%) OpenStack
3 1 (33.33%) Continuous Integration

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 1 (33.33%) Cloud Foundry
1 1 (33.33%) OpenStack
Cloud Services
1 1 (33.33%) Amazon AWS
1 1 (33.33%) OpenShift
Job Titles
1 2 (66.67%) Architect
1 2 (66.67%) Software Architect
1 2 (66.67%) Technical Architect
2 1 (33.33%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 2 (66.67%) Middleware
Miscellaneous
1 2 (66.67%) Client/Server
1 2 (66.67%) Enterprise Software
Operating Systems
1 3 (100.00%) Linux
2 2 (66.67%) Android
2 2 (66.67%) Unix
2 2 (66.67%) Windows
3 1 (33.33%) CentOS
Processes & Methodologies
1 3 (100.00%) Agile Software Development
1 3 (100.00%) Open Source
1 3 (100.00%) Software Engineering
2 2 (66.67%) DSDM
2 2 (66.67%) Presales
2 2 (66.67%) Scrum
3 1 (33.33%) Continuous Integration
3 1 (33.33%) DevOps
3 1 (33.33%) Logistics
Programming Languages
1 1 (33.33%) Python
Qualifications
1 3 (100.00%) SC Cleared
1 3 (100.00%) Security Cleared
Quality Assurance & Compliance
1 2 (66.67%) ISO 9001
1 2 (66.67%) ISO/IEC 20000
Systems Management
1 1 (33.33%) Ansible
1 1 (33.33%) Puppet
Vendors
1 1 (33.33%) Red Hat