Period
to 17 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Exeter 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 17 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Devon > Exeter
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 14 27 27
Rank change year-on-year +13 0 +10
Permanent jobs citing TDD 62 38 32
As % of all permanent IT jobs advertised in Exeter 17.13% 8.24% 8.58%
As % of the Processes & Methodologies category 18.90% 9.16% 10.03%
Number of salaries quoted 61 36 36
Exeter median annual salary £47,500 £37,500 £37,500
Median salary % change year-on-year +26.67% - -
10th Percentile £32,750 £26,250 £31,250
90th Percentile £55,000 £46,875 £53,125
Devon median annual salary £47,000 £37,500 £37,500
% change year-on-year +25.33% - -

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 Exeter with a requirement for process or methodology skills.

All Process and Methodology Skills
Exeter
Permanent vacancies with a requirement for process or methodology skills 328 415 319
As % of all permanent IT jobs advertised in Exeter 90.61% 90.02% 85.52%
Number of salaries quoted 293 368 251
Exeter median annual salary £38,750 £35,000 £35,000
Median salary % change year-on-year +10.71% - -
10th Percentile £24,200 £21,896 £20,800
90th Percentile £55,000 £60,000 £48,750
Devon median annual salary £40,000 £35,000 £34,750
% change year-on-year +14.29% +0.72% +0.72%

TDD
Job Vacancy Trend in Exeter

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

Job vacancy trend for TDD in Exeter

TDD
Salary Trend in Exeter

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

Salary trend for TDD in Exeter

TDD
Salary Histogram in Exeter

The salary distribution of IT jobs citing TDD in Exeter over the 6 months to 17 November 2017.

Salary histogram for TDD in Exeter

For the 6 months to 17 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 Exeter region with a requirement for TDD.

1 44 (70.97%) Agile Software Development
2 40 (64.52%) C#
3 39 (62.90%) MVC
4 38 (61.29%) RESTful
5 37 (59.68%) BDD
6 34 (54.84%) SQL Server
7 29 (46.77%) Git (software)
8 27 (43.55%) JavaScript
8 27 (43.55%) Scrum
9 26 (41.94%) Continuous Integration
10 24 (38.71%) Web Services
11 23 (37.10%) .NET
11 23 (37.10%) Java
11 23 (37.10%) Node.js
12 22 (35.48%) Test Automation
13 20 (32.26%) .NET Framework
13 20 (32.26%) Entity Framework
13 20 (32.26%) NoSQL
13 20 (32.26%) ASP.NET Web API
14 19 (30.65%) ASP.NET
15 18 (29.03%) T-SQL
16 17 (27.42%) Ruby
16 17 (27.42%) Web Application Development
16 17 (27.42%) WCF
16 17 (27.42%) ASP.NET MVC
16 17 (27.42%) SQL Server 2014
16 17 (27.42%) ASP.NET MVC 5
16 17 (27.42%) Code First Entity Framework
17 16 (25.81%) Unit Testing
17 16 (25.81%) NUnit

TDD
Co-occurring IT Skills in Exeter 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 (19.35%) Apache Solr
2 7 (11.29%) Apache
2 7 (11.29%) Tomcat
3 5 (8.06%) Apache Spark
3 5 (8.06%) Elasticsearch
4 3 (4.84%) Apache Pig
5 2 (3.23%) nginx
Business Applications
1 2 (3.23%) Magento
Cloud Services
1 9 (14.52%) Amazon AWS
2 4 (6.45%) SaaS
Communications & Networking
1 5 (8.06%) HTTPS
Database & Business Intelligence
1 34 (54.84%) SQL Server
2 20 (32.26%) NoSQL
3 17 (27.42%) SQL Server 2014
4 7 (11.29%) MongoDB
4 7 (11.29%) Redis
5 5 (8.06%) Relational Database
6 3 (4.84%) HBase
7 2 (3.23%) Apache Cassandra
7 2 (3.23%) Big Data
7 2 (3.23%) Hadoop
7 2 (3.23%) MySQL
7 2 (3.23%) SQL Server Integration Services
8 1 (1.61%) Data Warehouse
8 1 (1.61%) SQL Server Reporting Services
Development Applications
1 29 (46.77%) Git (software)
2 16 (25.81%) NUnit
3 12 (19.35%) Eclipse
4 8 (12.90%) JUnit
5 7 (11.29%) Selenium
6 5 (8.06%) IntelliJ
6 5 (8.06%) NetBeans
7 4 (6.45%) Vagrant
8 2 (3.23%) Grunt
8 2 (3.23%) gulp
8 2 (3.23%) Jasmine
9 1 (1.61%) jMock
9 1 (1.61%) Mockito
General
1 1 (1.61%) Advertising
Job Titles
1 57 (91.94%) Developer
2 21 (33.87%) .NET Developer
3 15 (24.19%) C# Developer
3 15 (24.19%) Java Developer
4 8 (12.90%) Software Developer
5 6 (9.68%) Senior Developer
5 6 (9.68%) Senior Java Developer
5 6 (9.68%) Tester
6 4 (6.45%) ASP.NET MVC Developer
6 4 (6.45%) C# .NET Developer
6 4 (6.45%) Software Team Leader
6 4 (6.45%) SQL Developer
6 4 (6.45%) Team Leader
7 3 (4.84%) Software Engineer
7 3 (4.84%) SQL Server Developer
8 2 (3.23%) Development Team Leader
8 2 (3.23%) Java Software Developer
8 2 (3.23%) Lead Developer
8 2 (3.23%) PHP Developer
8 2 (3.23%) Software Development Team Leader
Libraries, Frameworks & Software Standards
1 38 (61.29%) RESTful
2 24 (38.71%) Web Services
3 23 (37.10%) .NET
3 23 (37.10%) Node.js
4 20 (32.26%) .NET Framework
4 20 (32.26%) ASP.NET Web API
4 20 (32.26%) Entity Framework
5 19 (30.65%) ASP.NET
6 17 (27.42%) ASP.NET MVC
6 17 (27.42%) ASP.NET MVC 5
6 17 (27.42%) Code First Entity Framework
6 17 (27.42%) WCF
7 14 (22.58%) Spring
8 13 (20.97%) Hibernate
9 12 (19.35%) HTML
10 11 (17.74%) HTML5
11 7 (11.29%) Apache Wicket
11 7 (11.29%) Lucene
11 7 (11.29%) REST
11 7 (11.29%) Twitter Bootstrap
Miscellaneous
1 6 (9.68%) Computer Science
2 4 (6.45%) User Experience
3 2 (3.23%) Analytical Skills
3 2 (3.23%) Enterprise Cloud
3 2 (3.23%) Greenfield Project
Operating Systems
1 4 (6.45%) Android
1 4 (6.45%) Apple iOS
1 4 (6.45%) Linux
2 2 (3.23%) Windows
Processes & Methodologies
1 44 (70.97%) Agile Software Development
2 39 (62.90%) MVC
3 37 (59.68%) BDD
4 27 (43.55%) Scrum
5 26 (41.94%) Continuous Integration
6 22 (35.48%) Test Automation
7 17 (27.42%) Web Application Development
8 16 (25.81%) Unit Testing
9 14 (22.58%) SOLID
9 14 (22.58%) Web Design
10 7 (11.29%) Web Development
11 6 (9.68%) Microservices
12 4 (6.45%) Build Automation
12 4 (6.45%) Coaching
12 4 (6.45%) iOS Development
12 4 (6.45%) Line Management
12 4 (6.45%) Open Source
12 4 (6.45%) Open Source Development
12 4 (6.45%) Product Management
13 3 (4.84%) Test Strategy
Programming Languages
1 40 (64.52%) C#
2 27 (43.55%) JavaScript
3 23 (37.10%) Java
4 18 (29.03%) T-SQL
5 17 (27.42%) Ruby
6 10 (16.13%) SQL
7 3 (4.84%) Apple Swift
7 3 (4.84%) PHP
8 2 (3.23%) C++
Qualifications
1 8 (12.90%) Degree
2 3 (4.84%) Computer Science Degree
Quality Assurance & Compliance
1 6 (9.68%) ISO 14001
1 6 (9.68%) ISO 9001
2 1 (1.61%) SLA
System Software
1 9 (14.52%) Docker
2 3 (4.84%) HDFS
Systems Management
1 3 (4.84%) Hadoop YARN
Vendors
1 1 (1.61%) Microsoft