Period
to 21 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Devon 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 21 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South West > Devon
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 13 27 17
Rank change year-on-year +14 -10 +8
Permanent jobs citing TDD 87 71 92
As % of all permanent IT jobs advertised in Devon 15.59% 9.02% 12.80%
As % of the Processes & Methodologies category 17.90% 10.33% 14.56%
Number of salaries quoted 82 69 92
Devon median annual salary £47,000 £37,500 £37,500
Median salary % change year-on-year +25.33% - -
10th Percentile £32,500 £26,150 £30,000
90th Percentile £55,000 £53,750 £47,000
South West median annual salary £45,000 £42,500 £40,000
% change year-on-year +5.88% +6.25% -

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 Devon with a requirement for process or methodology skills.

All Process and Methodology Skills
Devon
Permanent vacancies with a requirement for process or methodology skills 486 687 632
As % of all permanent IT jobs advertised in Devon 87.10% 87.29% 87.90%
Number of salaries quoted 414 614 518
Devon median annual salary £40,000 £35,000 £34,500
Median salary % change year-on-year +14.29% +1.45% +1.47%
10th Percentile £25,750 £22,500 £20,500
90th Percentile £55,839 £53,750 £47,500
South West median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - +3.90%

TDD
Job Vacancy Trend in Devon

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

Job vacancy trend for TDD in Devon

TDD
Salary Trend in Devon

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

Salary trend for TDD in Devon

TDD
Salary Histogram in Devon

The salary distribution of IT jobs citing TDD in Devon over the 6 months to 21 November 2017.

Salary histogram for TDD in Devon

TDD
Job Locations in Devon

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Devon region over the 6 months to 21 November 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Exeter +12 63 £47,750 +27.33% 2
Plymouth -7 6 £38,750 -26.19% 1
Tavistock - 5 £35,000 -
Exmouth - 2 £39,500 -
Barnstaple - 2 - -
TDD
South West

For the 6 months to 21 November 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 Devon region with a requirement for TDD.

1 67 (77.01%) Agile Software Development
2 54 (62.07%) C#
3 52 (59.77%) MVC
4 49 (56.32%) BDD
5 48 (55.17%) SQL Server
5 48 (55.17%) RESTful
6 39 (44.83%) JavaScript
7 38 (43.68%) Scrum
8 35 (40.23%) .NET
8 35 (40.23%) Continuous Integration
9 31 (35.63%) Git (software)
10 30 (34.48%) Java
11 28 (32.18%) NoSQL
11 28 (32.18%) ASP.NET Web API
12 27 (31.03%) ASP.NET
13 26 (29.89%) Web Services
14 25 (28.74%) ASP.NET MVC
15 24 (27.59%) Node.js
15 24 (27.59%) Web Application Development
15 24 (27.59%) ASP.NET MVC 5
16 23 (26.44%) Test Automation
17 22 (25.29%) .NET Framework
17 22 (25.29%) SQL
17 22 (25.29%) T-SQL
17 22 (25.29%) Entity Framework
18 19 (21.84%) Ruby
19 18 (20.69%) Spring
19 18 (20.69%) WCF
19 18 (20.69%) Unit Testing
19 18 (20.69%) SQL Server 2014

TDD
Co-occurring IT Skills in Devon 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 12 (13.79%) Apache Solr
2 9 (10.34%) Apache
3 7 (8.05%) Tomcat
4 5 (5.75%) Apache Spark
4 5 (5.75%) Elasticsearch
5 4 (4.60%) nginx
6 3 (3.45%) Apache Pig
Business Applications
1 2 (2.30%) Magento
Cloud Services
1 13 (14.94%) Amazon AWS
2 4 (4.60%) SaaS
3 3 (3.45%) Microsoft Azure
4 2 (2.30%) GitHub
Communications & Networking
1 5 (5.75%) HTTPS
Database & Business Intelligence
1 48 (55.17%) SQL Server
2 28 (32.18%) NoSQL
3 18 (20.69%) SQL Server 2014
4 8 (9.20%) MongoDB
4 8 (9.20%) Redis
5 6 (6.90%) Hadoop
5 6 (6.90%) SQL Server 2016
6 5 (5.75%) Relational Database
7 4 (4.60%) SQL Server Reporting Services
8 3 (3.45%) HBase
8 3 (3.45%) MySQL
9 2 (2.30%) Apache Cassandra
9 2 (2.30%) Big Data
9 2 (2.30%) SQL Server Integration Services
10 1 (1.15%) Data Warehouse
10 1 (1.15%) PostgreSQL
Development Applications
1 31 (35.63%) Git (software)
2 16 (18.39%) NUnit
3 13 (14.94%) Eclipse
4 11 (12.64%) Selenium
5 10 (11.49%) JUnit
6 5 (5.75%) IntelliJ
6 5 (5.75%) NetBeans
7 4 (4.60%) Grunt
7 4 (4.60%) Jenkins
7 4 (4.60%) Vagrant
7 4 (4.60%) webpack
8 2 (2.30%) FitNesse
8 2 (2.30%) gulp
8 2 (2.30%) Jasmine
9 1 (1.15%) jMock
9 1 (1.15%) Mockito
9 1 (1.15%) TeamCity
General
1 6 (6.90%) Advertising
2 5 (5.75%) Marketing
3 2 (2.30%) Retail
Job Titles
1 79 (90.80%) Developer
2 32 (36.78%) .NET Developer
3 19 (21.84%) Java Developer
4 15 (17.24%) C# Developer
5 10 (11.49%) SQL Developer
6 9 (10.34%) SQL Server Developer
7 8 (9.20%) Senior Developer
7 8 (9.20%) Software Developer
8 7 (8.05%) ASP.NET MVC Developer
8 7 (8.05%) Full Stack Developer
9 6 (6.90%) Senior Java Developer
9 6 (6.90%) Software Engineer
9 6 (6.90%) Tester
10 5 (5.75%) JavaScript Developer
11 4 (4.60%) C# .NET Developer
11 4 (4.60%) Database Developer
11 4 (4.60%) Software Team Leader
11 4 (4.60%) Team Leader
11 4 (4.60%) T-SQL Developer
12 3 (3.45%) SSRS Developer
Libraries, Frameworks & Software Standards
1 48 (55.17%) RESTful
2 35 (40.23%) .NET
3 28 (32.18%) ASP.NET Web API
4 27 (31.03%) ASP.NET
5 26 (29.89%) Web Services
6 25 (28.74%) ASP.NET MVC
7 24 (27.59%) ASP.NET MVC 5
7 24 (27.59%) Node.js
8 22 (25.29%) .NET Framework
8 22 (25.29%) Entity Framework
9 18 (20.69%) Code First Entity Framework
9 18 (20.69%) Spring
9 18 (20.69%) WCF
10 15 (17.24%) HTML
11 13 (14.94%) Hibernate
11 13 (14.94%) HTML5
12 12 (13.79%) AngularJS
13 10 (11.49%) Twitter Bootstrap
14 8 (9.20%) CSS
14 8 (9.20%) XML
Miscellaneous
1 7 (8.05%) Analytical Skills
2 6 (6.90%) Computer Science
2 6 (6.90%) User Experience
2 6 (6.90%) Video\Live Streaming
3 2 (2.30%) Driving Licence
3 2 (2.30%) Enterprise Cloud
3 2 (2.30%) Greenfield Project
3 2 (2.30%) STB
Operating Systems
1 8 (9.20%) Linux
2 4 (4.60%) Android
2 4 (4.60%) Apple iOS
3 2 (2.30%) Windows
Processes & Methodologies
1 67 (77.01%) Agile Software Development
2 52 (59.77%) MVC
3 49 (56.32%) BDD
4 38 (43.68%) Scrum
5 35 (40.23%) Continuous Integration
6 24 (27.59%) Web Application Development
7 23 (26.44%) Test Automation
8 18 (20.69%) Unit Testing
9 14 (16.09%) SOLID
9 14 (16.09%) Web Design
10 11 (12.64%) Software Engineering
11 8 (9.20%) Web Development
12 6 (6.90%) DRM
12 6 (6.90%) Microservices
12 6 (6.90%) Open Source
12 6 (6.90%) Product Management
13 5 (5.75%) Analytical Thinking
13 5 (5.75%) Customer Requirements
13 5 (5.75%) OO
13 5 (5.75%) OOP
Programming Languages
1 54 (62.07%) C#
2 39 (44.83%) JavaScript
3 30 (34.48%) Java
4 22 (25.29%) SQL
4 22 (25.29%) T-SQL
5 19 (21.84%) Ruby
6 4 (4.60%) Groovy
6 4 (4.60%) TypeScript
7 3 (3.45%) Apple Swift
7 3 (3.45%) PHP
7 3 (3.45%) Python
8 2 (2.30%) Bash Shell
8 2 (2.30%) C++
8 2 (2.30%) ECMAScript
8 2 (2.30%) ES6
9 1 (1.15%) VB
9 1 (1.15%) VB.NET
Qualifications
1 9 (10.34%) Degree
2 3 (3.45%) Computer Science Degree
Quality Assurance & Compliance
1 6 (6.90%) ISO 14001
1 6 (6.90%) ISO 9001
2 2 (2.30%) WCAG
3 1 (1.15%) SLA
System Software
1 16 (18.39%) Docker
2 3 (3.45%) HDFS
Systems Management
1 3 (3.45%) Hadoop YARN
2 1 (1.15%) Docker Swarm
2 1 (1.15%) Kubernetes
2 1 (1.15%) Mesos
2 1 (1.15%) Rancher
Vendors
1 5 (5.75%) Facebook
2 4 (4.60%) Microsoft