Period
to 22 January 2019

The following table provides summary statistics for permanent job vacancies advertised in Gloucestershire 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 22 January 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South West > Gloucestershire
6 months to
22 Jan 2019
Same period 2018 Same period 2017
Rank 55 22 51
Rank change year-on-year -33 +29 +21
Permanent jobs citing TDD 61 162 138
As % of all permanent IT jobs advertised in Gloucestershire 4.20% 11.42% 6.29%
As % of the Processes & Methodologies category 4.65% 12.53% 6.73%
Number of salaries quoted 46 141 125
Gloucestershire median annual salary £50,000 £46,000 £50,000
Median salary % change year-on-year +8.70% -8.00% +11.11%
10th Percentile £35,000 £35,000 £33,750
90th Percentile £66,250 £60,000 £64,500
South West median annual salary £50,000 £47,500 £44,000
% change year-on-year +5.26% +7.95% +10.00%

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 Gloucestershire with a requirement for process or methodology skills.

All Process and Methodology Skills
Gloucestershire
Permanent vacancies with a requirement for process or methodology skills 1,311 1,293 2,052
As % of all permanent IT jobs advertised in Gloucestershire 90.35% 91.12% 93.53%
Number of salaries quoted 961 1,064 1,695
Gloucestershire median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% -
10th Percentile £26,250 £25,000 £26,750
90th Percentile £67,500 £62,500 £62,500
South West median annual salary £45,000 £42,500 £41,500
% change year-on-year +5.88% +2.41% +3.75%

TDD
Job Vacancy Trend in Gloucestershire

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

Job vacancy trend for TDD in Gloucestershire

TDD
Salary Trend in Gloucestershire

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

Salary trend for TDD in Gloucestershire

TDD
Salary Histogram in Gloucestershire

The salary distribution of IT jobs citing TDD in Gloucestershire over the 6 months to 22 January 2019.

Salary histogram for TDD in Gloucestershire

TDD
Job Locations in Gloucestershire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Gloucestershire region over the 6 months to 22 January 2019. 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
Gloucester -5 21 £55,000 +15.79% 3
Cheltenham -17 21 £48,750 +2.63% 3
Tewkesbury +1 3 £35,000 -26.32% 1
Cirencester +5 2 £39,279 -7.58% 1
Fairford - 1 £37,500 - 1
TDD
South West

For the 6 months to 22 January 2019, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Gloucestershire region with a requirement for TDD.

1 42 (68.85%) Agile Software Development
2 39 (63.93%) Software Engineering
3 35 (57.38%) Security Cleared
4 34 (55.74%) DV Cleared
5 33 (54.10%) Java
6 29 (47.54%) Python
6 29 (47.54%) Continuous Integration
7 25 (40.98%) BDD
8 23 (37.70%) JavaScript
8 23 (37.70%) C++
9 19 (31.15%) C#
9 19 (31.15%) DevOps
10 18 (29.51%) C
10 18 (29.51%) Spring
11 17 (27.87%) Linux
12 15 (24.59%) Scrum
13 13 (21.31%) Bash Shell
13 13 (21.31%) SC Cleared
13 13 (21.31%) Cybersecurity
13 13 (21.31%) Unit Testing
14 12 (19.67%) JIRA
14 12 (19.67%) SQL
14 12 (19.67%) AngularJS
15 11 (18.03%) Git (software)
16 10 (16.39%) Continuous Improvement
16 10 (16.39%) .NET
17 9 (14.75%) Hibernate
17 9 (14.75%) MVC
17 9 (14.75%) Kanban
17 9 (14.75%) Test Automation

TDD
Co-occurring IT Skills in Gloucestershire 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 9 (14.75%) Elasticsearch
2 7 (11.48%) Apache
3 6 (9.84%) Confluence
4 1 (1.64%) Apache Spark
4 1 (1.64%) WebLogic
Cloud Services
1 4 (6.56%) Cloud Computing
2 3 (4.92%) Microsoft Azure
3 2 (3.28%) Amazon AWS
3 2 (3.28%) Trello
4 1 (1.64%) IaaS
4 1 (1.64%) PaaS
4 1 (1.64%) SaaS
Communications & Networking
1 1 (1.64%) Broadband
1 1 (1.64%) HTTP
1 1 (1.64%) Internet
1 1 (1.64%) SSL
1 1 (1.64%) TCP/IP
1 1 (1.64%) VLAN
Database & Business Intelligence
1 8 (13.11%) Apache Cassandra
1 8 (13.11%) Hadoop
1 8 (13.11%) NoSQL
2 7 (11.48%) Apache Hive
2 7 (11.48%) Big Data
2 7 (11.48%) SQL Server
3 5 (8.20%) RDBMS
3 5 (8.20%) Relational Database
4 4 (6.56%) SQL Server 2016
5 3 (4.92%) MongoDB
6 2 (3.28%) Neo4j
6 2 (3.28%) SQL Server 2012
7 1 (1.64%) Apache Accumulo
7 1 (1.64%) CouchDB
7 1 (1.64%) MySQL
Development Applications
1 12 (19.67%) JIRA
2 11 (18.03%) Git (software)
3 8 (13.11%) Jenkins
4 7 (11.48%) EasyMock
5 6 (9.84%) Atlassian Bamboo
6 5 (8.20%) Maven
7 4 (6.56%) Selenium
7 4 (6.56%) Subversion
7 4 (6.56%) Visual Studio
8 3 (4.92%) Bitbucket
8 3 (4.92%) git-flow
9 2 (3.28%) Team Foundation Server
10 1 (1.64%) Appium
10 1 (1.64%) Cucumber
10 1 (1.64%) GitLab
10 1 (1.64%) JUnit
10 1 (1.64%) Mercurial
10 1 (1.64%) MSBuild
10 1 (1.64%) SoapUI
10 1 (1.64%) Vagrant
General
1 8 (13.11%) Finance
2 5 (8.20%) Electronics
2 5 (8.20%) Manufacturing
2 5 (8.20%) Marketing
2 5 (8.20%) Telecoms
3 1 (1.64%) Retail
Job Titles
1 30 (49.18%) Software Engineer
2 26 (42.62%) Developer
3 14 (22.95%) Java Engineer
3 14 (22.95%) Java Software Engineer
4 9 (14.75%) Java Developer
4 9 (14.75%) Software Developer
5 8 (13.11%) Graduate
5 8 (13.11%) Graduate Software Engineer
6 7 (11.48%) C++ Software Engineer
7 6 (9.84%) Developer/Software Engineer
8 5 (8.20%) .NET Developer
8 5 (8.20%) Test Engineer
9 4 (6.56%) C# Developer
9 4 (6.56%) Graduate C++ Software Engineer
9 4 (6.56%) Graduate Java Engineer
9 4 (6.56%) Graduate Java Software Engineer
9 4 (6.56%) Java Software Developer
9 4 (6.56%) Lead Software Engineer
9 4 (6.56%) Senior Software Engineer
10 3 (4.92%) Scrum Master
Libraries, Frameworks & Software Standards
1 18 (29.51%) Spring
2 12 (19.67%) AngularJS
3 10 (16.39%) .NET
4 9 (14.75%) Hibernate
4 9 (14.75%) RESTful
5 7 (11.48%) Kafka
6 6 (9.84%) Node.js
7 5 (8.20%) ASP.NET
7 5 (8.20%) ASP.NET MVC
7 5 (8.20%) Web Services
8 4 (6.56%) ASP.NET Web API
8 4 (6.56%) Django
8 4 (6.56%) Guice
8 4 (6.56%) HTML
8 4 (6.56%) JSON
8 4 (6.56%) React
8 4 (6.56%) Twitter Bootstrap
8 4 (6.56%) Vue.js
8 4 (6.56%) WCF
9 3 (4.92%) Spring Boot
Miscellaneous
1 6 (9.84%) Self-Motivation
2 5 (8.20%) Analytical Skills
2 5 (8.20%) Enterprise Software
2 5 (8.20%) Greenfield Project
3 3 (4.92%) Analytical Mindset
3 3 (4.92%) Industry 4.0
4 1 (1.64%) BBC
4 1 (1.64%) Digital TV
4 1 (1.64%) Fintech
4 1 (1.64%) PMI
4 1 (1.64%) Public Cloud
4 1 (1.64%) Social Media
4 1 (1.64%) User Experience
Operating Systems
1 17 (27.87%) Linux
2 8 (13.11%) Windows
3 2 (3.28%) Android
3 2 (3.28%) Apple iOS
3 2 (3.28%) Unix
Processes & Methodologies
1 42 (68.85%) Agile Software Development
2 39 (63.93%) Software Engineering
3 29 (47.54%) Continuous Integration
4 25 (40.98%) BDD
5 19 (31.15%) DevOps
6 15 (24.59%) Scrum
7 13 (21.31%) Cybersecurity
7 13 (21.31%) Unit Testing
8 10 (16.39%) Continuous Improvement
9 9 (14.75%) Kanban
9 9 (14.75%) MVC
9 9 (14.75%) SDLC
9 9 (14.75%) SOLID
9 9 (14.75%) Test Automation
9 9 (14.75%) User Stories
10 8 (13.11%) Information Assurance
10 8 (13.11%) Line Management
10 8 (13.11%) Mentoring
10 8 (13.11%) OO
10 8 (13.11%) Software Delivery
Programming Languages
1 33 (54.10%) Java
2 29 (47.54%) Python
3 23 (37.70%) C++
3 23 (37.70%) JavaScript
4 19 (31.15%) C#
5 18 (29.51%) C
6 13 (21.31%) Bash Shell
7 12 (19.67%) SQL
8 9 (14.75%) PowerShell
9 7 (11.48%) Ruby
10 6 (9.84%) Perl
10 6 (9.84%) PHP
11 3 (4.92%) Go
11 3 (4.92%) Java 8
11 3 (4.92%) Scala
12 2 (3.28%) T-SQL
13 1 (1.64%) Rust
13 1 (1.64%) VB
Qualifications
1 35 (57.38%) Security Cleared
2 34 (55.74%) DV Cleared
3 13 (21.31%) SC Cleared
4 6 (9.84%) Degree
5 4 (6.56%) Numerate Degree
6 2 (3.28%) Computer Science Degree
7 1 (1.64%) ISTQB
7 1 (1.64%) PMI Certification
Quality Assurance & Compliance
1 1 (1.64%) QA
System Software
1 9 (14.75%) Docker
2 1 (1.64%) VirtualBox
2 1 (1.64%) vSphere
Systems Management
1 6 (9.84%) HP ALM
1 6 (9.84%) Kubernetes
2 2 (3.28%) Ansible
2 2 (3.28%) Opscode Chef
2 2 (3.28%) Puppet
3 1 (1.64%) Salt
Vendors
1 6 (9.84%) Atlassian
1 6 (9.84%) HP
2 5 (8.20%) Microsoft
2 5 (8.20%) SAP
3 2 (3.28%) RedGate
3 2 (3.28%) Twitter
4 1 (1.64%) Apple
4 1 (1.64%) CA Agile Central
4 1 (1.64%) Facebook
4 1 (1.64%) Google
4 1 (1.64%) Sony
4 1 (1.64%) Yahoo!