Period
to 16 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Wiltshire 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 16 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South West > Wiltshire
6 months to
16 Jan 2018
Same period 2017 Same period 2016
Rank 31 63 50
Rank change year-on-year +32 -13 -10
Permanent jobs citing TDD 103 54 101
As % of all permanent IT jobs advertised in Wiltshire 6.90% 3.34% 5.01%
As % of the Processes & Methodologies category 7.90% 3.96% 5.56%
Number of salaries quoted 88 53 96
Wiltshire median annual salary £50,000 £37,500 £38,500
Median salary % change year-on-year +33.33% -2.60% +4.05%
10th Percentile £35,000 £26,250 £30,000
90th Percentile £60,000 £60,500 £48,750
South West median annual salary £47,000 £44,000 £40,000
% change year-on-year +6.82% +10.00% +3.90%

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Wiltshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Wiltshire
Permanent vacancies with a requirement for process or methodology skills 1,303 1,363 1,818
As % of all permanent IT jobs advertised in Wiltshire 87.27% 84.34% 90.22%
Number of salaries quoted 1,093 1,180 1,621
Wiltshire median annual salary £42,500 £40,000 £40,000
Median salary % change year-on-year +6.25% - -
10th Percentile £27,500 £25,750 £26,000
90th Percentile £61,250 £60,000 £60,500
South West median annual salary £42,500 £41,500 £40,000
% change year-on-year +2.41% +3.75% +3.90%

TDD
Job Vacancy Trend in Wiltshire

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

Job vacancy trend for TDD in Wiltshire

TDD
Salary Trend in Wiltshire

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

Salary trend for TDD in Wiltshire

TDD
Salary Histogram in Wiltshire

The salary distribution of IT jobs citing TDD in Wiltshire over the 6 months to 16 January 2018.

Salary histogram for TDD in Wiltshire

TDD
Job Locations in Wiltshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Wiltshire region over the 6 months to 16 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Swindon +15 26 £50,000 - 8
Salisbury -12 15 £40,000 +14.29% 4
Chippenham +3 13 £40,000 +14.29% 1
Corsham +15 11 £47,500 +35.71%
Malmesbury - 11 £52,500 - 1
Warminster 0 1 £42,500 -
Devizes - 1 £44,000 -
TDD
South West

For the 6 months to 16 January 2018, 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 Wiltshire region with a requirement for TDD.

1 84 (81.55%) Agile Software Development
2 82 (79.61%) BDD
3 54 (52.43%) Software Engineering
4 46 (44.66%) Java
5 43 (41.75%) User Experience
6 42 (40.78%) Test Automation
7 41 (39.81%) C#
7 41 (39.81%) .NET
8 39 (37.86%) C++
8 39 (37.86%) JIRA
8 39 (37.86%) MVC
9 36 (34.95%) Big Data
10 35 (33.98%) Electronics
11 34 (33.01%) Wireless
11 34 (33.01%) SQL Server
11 34 (33.01%) Bitbucket
11 34 (33.01%) Calabash
11 34 (33.01%) Atlassian
11 34 (33.01%) Atlassian Bamboo
11 34 (33.01%) Continuous Integration
12 33 (32.04%) Entity Framework
12 33 (32.04%) .NET Framework
13 32 (31.07%) ASP.NET
13 32 (31.07%) Android
13 32 (31.07%) ASP.NET MVC
14 31 (30.10%) Android Development
15 30 (29.13%) JUnit
15 30 (29.13%) HTML
16 29 (28.16%) JavaScript
17 27 (26.21%) Ruby

TDD
Co-occurring IT Skills in Wiltshire 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 18 (17.48%) Elasticsearch
2 17 (16.50%) SharePoint
2 17 (16.50%) SharePoint 2013
3 9 (8.74%) OpenStack
4 4 (3.88%) Alfresco
4 4 (3.88%) Joomla!
4 4 (3.88%) SharePoint 2010
5 2 (1.94%) Cloud Foundry
5 2 (1.94%) Drupal
6 1 (0.97%) Apache
6 1 (0.97%) Apache Solr
6 1 (0.97%) CMS
6 1 (0.97%) Umbraco
6 1 (0.97%) WordPress
Applications
1 1 (0.97%) Adobe Illustrator
1 1 (0.97%) Photoshop
Business Applications
1 2 (1.94%) Maximo
Cloud Services
1 25 (24.27%) Microsoft Azure
2 15 (14.56%) Amazon AWS
3 2 (1.94%) OpenShift
4 1 (0.97%) Amazon EC2
4 1 (0.97%) PaaS
4 1 (0.97%) SaaS
Communications & Networking
1 34 (33.01%) Wireless
2 6 (5.83%) Internet
3 3 (2.91%) HTTP
4 1 (0.97%) AMQP
Database & Business Intelligence
1 36 (34.95%) Big Data
2 34 (33.01%) SQL Server
3 22 (21.36%) NoSQL
4 15 (14.56%) SQL Server 2016
5 13 (12.62%) MySQL
6 12 (11.65%) MongoDB
7 7 (6.80%) MariaDB
8 2 (1.94%) PostgreSQL
9 1 (0.97%) Amazon DynamoDB
9 1 (0.97%) SQL Server Reporting Services
Development Applications
1 39 (37.86%) JIRA
2 34 (33.01%) Atlassian Bamboo
2 34 (33.01%) Bitbucket
2 34 (33.01%) Calabash
3 30 (29.13%) JUnit
4 25 (24.27%) Gradle
4 25 (24.27%) Mockito
5 24 (23.30%) Git (software)
6 23 (22.33%) Android Studio
7 18 (17.48%) Jasmine
7 18 (17.48%) Karma Test Runner
8 17 (16.50%) gulp
8 17 (16.50%) Team Foundation Server
9 11 (10.68%) CocoaPods
9 11 (10.68%) Maven
10 8 (7.77%) Subversion
11 7 (6.80%) Ant
11 7 (6.80%) Selenium
12 6 (5.83%) Cucumber
13 4 (3.88%) Jenkins
General
1 35 (33.98%) Electronics
2 15 (14.56%) Advertising
3 2 (1.94%) Law
3 2 (1.94%) Marketing
4 1 (0.97%) Banking
4 1 (0.97%) Finance
4 1 (0.97%) Manufacturing
4 1 (0.97%) Retail
4 1 (0.97%) Telecoms
Job Titles
1 86 (83.50%) Developer
2 23 (22.33%) Android Developer
3 19 (18.45%) Applications Developer
4 18 (17.48%) .NET Developer
5 13 (12.62%) Software Engineer
6 11 (10.68%) iOS Developer
6 11 (10.68%) Lead Developer
7 8 (7.77%) Java Developer
8 6 (5.83%) Developer/Software Engineer
8 6 (5.83%) Python Software Engineer
8 6 (5.83%) Ruby Engineer
8 6 (5.83%) Software Developer
9 5 (4.85%) Java Engineer
9 5 (4.85%) Java Software Engineer
10 4 (3.88%) Java Software Developer
11 3 (2.91%) Analyst
11 3 (2.91%) JavaScript Engineer
11 3 (2.91%) Senior Developer
11 3 (2.91%) Test Automation Manager
11 3 (2.91%) Test Manager
Libraries, Frameworks & Software Standards
1 41 (39.81%) .NET
2 33 (32.04%) .NET Framework
2 33 (32.04%) Entity Framework
3 32 (31.07%) ASP.NET
3 32 (31.07%) ASP.NET MVC
4 30 (29.13%) HTML
5 25 (24.27%) REST
6 22 (21.36%) HTML5
7 20 (19.42%) AngularJS
8 17 (16.50%) RESTful
8 17 (16.50%) Swagger
9 15 (14.56%) ASP.NET MVC 5
9 15 (14.56%) ASP.NET Web API
9 15 (14.56%) Code First Entity Framework
9 15 (14.56%) Node.js
9 15 (14.56%) WCF
10 12 (11.65%) CSS
11 11 (10.68%) XML
12 9 (8.74%) Apache Flex
12 9 (8.74%) Spring
Miscellaneous
1 43 (41.75%) User Experience
2 19 (18.45%) Enterprise Software
3 6 (5.83%) Computer Science
4 4 (3.88%) RIA
5 3 (2.91%) Public Cloud
6 2 (1.94%) BBC
6 2 (1.94%) Cloud Native
6 2 (1.94%) Embedded Systems
6 2 (1.94%) Greenfield Project
6 2 (1.94%) Mobile App
6 2 (1.94%) N-Tier
7 1 (0.97%) Analytical Skills
7 1 (0.97%) Client/Server
7 1 (0.97%) Management Information System
Operating Systems
1 32 (31.07%) Android
2 19 (18.45%) Apple iOS
3 8 (7.77%) Linux
4 2 (1.94%) CentOS
5 1 (0.97%) Unix
5 1 (0.97%) Windows
Processes & Methodologies
1 84 (81.55%) Agile Software Development
2 82 (79.61%) BDD
3 54 (52.43%) Software Engineering
4 42 (40.78%) Test Automation
5 39 (37.86%) MVC
6 34 (33.01%) Continuous Integration
7 31 (30.10%) Android Development
8 22 (21.36%) Scrum
9 20 (19.42%) DevOps
10 19 (18.45%) iOS Development
11 18 (17.48%) Business Intelligence
11 18 (17.48%) ITIL
12 17 (16.50%) Kimball Methodology
13 16 (15.53%) Web Development
14 15 (14.56%) UML
14 15 (14.56%) Web Application Development
15 13 (12.62%) SOA
16 11 (10.68%) Unit Testing
17 9 (8.74%) Enterprise Architecture
17 9 (8.74%) TOGAF
Programming Languages
1 46 (44.66%) Java
2 41 (39.81%) C#
3 39 (37.86%) C++
4 29 (28.16%) JavaScript
5 27 (26.21%) Ruby
6 16 (15.53%) SQL
7 14 (13.59%) Python
8 11 (10.68%) Objective-C
9 4 (3.88%) Groovy
9 4 (3.88%) PHP
10 3 (2.91%) Jython
10 3 (2.91%) VBScript
11 2 (1.94%) C
11 2 (1.94%) TypeScript
12 1 (0.97%) PL/SQL
Qualifications
1 20 (19.42%) Security Cleared
2 19 (18.45%) SC Cleared
3 17 (16.50%) MCPD
3 17 (16.50%) Microsoft Certification
4 11 (10.68%) Degree
5 3 (2.91%) Computer Science Degree
6 1 (0.97%) ISTQB
6 1 (0.97%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 2 (1.94%) QA
2 1 (0.97%) ISO 9001
2 1 (0.97%) ISO/IEC 20000
System Software
1 7 (6.80%) VMware Infrastructure
2 1 (0.97%) Docker
Systems Management
1 23 (22.33%) HockeyApp
2 3 (2.91%) CA Service Virtualization
3 2 (1.94%) Ansible
3 2 (1.94%) Opscode Chef
3 2 (1.94%) Puppet
Vendors
1 34 (33.01%) Atlassian
2 18 (17.48%) Microsoft
3 15 (14.56%) Facebook
4 7 (6.80%) VMware
5 3 (2.91%) CA
5 3 (2.91%) HP
6 2 (1.94%) Red Hat
6 2 (1.94%) SaltStack
6 2 (1.94%) WSO2
6 2 (1.94%) Zend
7 1 (0.97%) Capita
7 1 (0.97%) hybris
7 1 (0.97%) Oracle
7 1 (0.97%) SAP