Period
to 17 August 2018

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 17 August 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South West > Gloucestershire
6 months to
17 Aug 2018
Same period 2017 Same period 2016
Rank 27 36 64
Rank change year-on-year +9 +28 +5
Permanent jobs citing TDD 150 157 107
As % of all permanent IT jobs advertised in Gloucestershire 8.89% 9.44% 5.04%
As % of the Processes & Methodologies category 9.57% 10.25% 5.58%
Number of salaries quoted 130 141 101
Gloucestershire median annual salary £47,500 £45,000 £55,000
Median salary % change year-on-year +5.56% -18.18% +10.00%
10th Percentile £35,000 £33,750 £33,375
90th Percentile £67,500 £70,000 £65,000
South West median annual salary £47,500 £45,000 £41,500
% change year-on-year +5.56% +8.43% +3.75%

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 1,568 1,531 1,919
As % of all permanent IT jobs advertised in Gloucestershire 92.95% 92.01% 90.48%
Number of salaries quoted 1,274 1,244 1,409
Gloucestershire median annual salary £45,000 £42,500 £45,000
Median salary % change year-on-year +5.88% -5.56% +12.50%
10th Percentile £26,250 £25,500 £26,250
90th Percentile £66,250 £63,750 £65,000
South West median annual salary £42,500 £42,000 £40,000
% change year-on-year +1.19% +5.00% -

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 17 August 2018.

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 17 August 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
Cheltenham -5 72 £41,000 -9.43% 4
Gloucester +17 20 £57,500 +27.78% 5
Cirencester +16 8 £65,000 +62.50%
Tewkesbury - 6 £41,250 -
Lechlade - 1 £65,000 -
TDD
South West

For the 6 months to 17 August 2018, 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 92 (61.33%) Agile Software Development
2 84 (56.00%) Java
3 59 (39.33%) C#
3 59 (39.33%) Software Engineering
4 53 (35.33%) Linux
4 53 (35.33%) BDD
5 51 (34.00%) Security Cleared
6 50 (33.33%) SQL
6 50 (33.33%) Python
7 49 (32.67%) JavaScript
8 48 (32.00%) MVC
9 44 (29.33%) Spring
9 44 (29.33%) C++
10 43 (28.67%) Continuous Integration
11 41 (27.33%) Unit Testing
12 39 (26.00%) AngularJS
13 38 (25.33%) DV Cleared
13 38 (25.33%) Retail
14 37 (24.67%) Amazon AWS
15 36 (24.00%) JSON
15 36 (24.00%) Scrum
16 35 (23.33%) .NET
16 35 (23.33%) JIRA
17 34 (22.67%) Web Services
17 34 (22.67%) XML
18 33 (22.00%) Hibernate
18 33 (22.00%) Finance
19 32 (21.33%) C
20 28 (18.67%) Git (software)
20 28 (18.67%) MongoDB

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 26 (17.33%) Mule
2 20 (13.33%) JBoss
2 20 (13.33%) Mule ESB
2 20 (13.33%) Tomcat
3 18 (12.00%) Elasticsearch
4 16 (10.67%) Apache
5 9 (6.00%) Confluence
6 4 (2.67%) Apache Spark
7 3 (2.00%) Apache Pig
8 1 (0.67%) IIS
8 1 (0.67%) SharePoint
Cloud Services
1 37 (24.67%) Amazon AWS
2 25 (16.67%) Amazon EC2
3 19 (12.67%) SaaS
4 13 (8.67%) Microsoft Azure
5 5 (3.33%) Amazon SQS
6 4 (2.67%) Amazon S3
7 2 (1.33%) AWS CloudFormation
7 2 (1.33%) AWS Elastic Beanstalk
7 2 (1.33%) Trello
8 1 (0.67%) AWS Lambda
8 1 (0.67%) Serverless
Communications & Networking
1 10 (6.67%) Internet
2 3 (2.00%) TCP/IP
2 3 (2.00%) VLAN
3 1 (0.67%) HTTP
Database & Business Intelligence
1 28 (18.67%) MongoDB
2 24 (16.00%) NoSQL
3 21 (14.00%) Amazon DynamoDB
4 14 (9.33%) Big Data
5 13 (8.67%) Hadoop
5 13 (8.67%) SQL Server
6 12 (8.00%) Apache Hive
7 11 (7.33%) SQL Server 2016
8 9 (6.00%) Apache Cassandra
9 5 (3.33%) Neo4j
10 4 (2.67%) Amazon Redshift
11 3 (2.00%) MySQL
11 3 (2.00%) PostgreSQL
11 3 (2.00%) Presto
12 2 (1.33%) Amazon RDS
12 2 (1.33%) Relational Database
13 1 (0.67%) Apache Accumulo
13 1 (0.67%) Data Warehouse
13 1 (0.67%) DataStage
13 1 (0.67%) SQL Server Integration Services
Development Applications
1 35 (23.33%) JIRA
2 28 (18.67%) Git (software)
3 22 (14.67%) IntelliJ
3 22 (14.67%) JUnit
4 15 (10.00%) Maven
5 11 (7.33%) Visual Studio
6 10 (6.67%) Subversion
7 9 (6.00%) EasyMock
8 7 (4.67%) Atlassian Bamboo
8 7 (4.67%) Jenkins
9 6 (4.00%) Bitbucket
10 5 (3.33%) Eclipse
11 4 (2.67%) TeamCity
11 4 (2.67%) Xcode
12 3 (2.00%) GitLab
12 3 (2.00%) Vagrant
13 2 (1.33%) Cucumber
13 2 (1.33%) ReSharper
13 2 (1.33%) Selenium
14 1 (0.67%) WATIR
General
1 38 (25.33%) Retail
2 33 (22.00%) Finance
3 23 (15.33%) Electronics
4 20 (13.33%) Manufacturing
4 20 (13.33%) Marketing
4 20 (13.33%) Telecoms
5 3 (2.00%) Games
6 2 (1.33%) Military
7 1 (0.67%) Law
Job Titles
1 91 (60.67%) Developer
2 49 (32.67%) Software Engineer
3 48 (32.00%) Java Developer
4 23 (15.33%) Senior Developer
5 21 (14.00%) Senior Java Developer
6 16 (10.67%) .NET Developer
7 14 (9.33%) Software Developer
8 13 (8.67%) Developer/Software Engineer
8 13 (8.67%) Full Stack Developer
9 12 (8.00%) SC Cleared Software Engineer
10 11 (7.33%) Senior Software Engineer
11 10 (6.67%) Java Engineer
11 10 (6.67%) Java Software Engineer
12 7 (4.67%) C# Developer
13 6 (4.00%) DV Cleared Software Engineer
13 6 (4.00%) Java Software Developer
13 6 (4.00%) Test Leader
13 6 (4.00%) Tester
14 5 (3.33%) Integration Developer
14 5 (3.33%) Lead Tester
Libraries, Frameworks & Software Standards
1 44 (29.33%) Spring
2 39 (26.00%) AngularJS
3 36 (24.00%) JSON
4 35 (23.33%) .NET
5 34 (22.67%) Web Services
5 34 (22.67%) XML
6 33 (22.00%) Hibernate
7 25 (16.67%) REST
7 25 (16.67%) SOAP
8 24 (16.00%) Apache Camel
8 24 (16.00%) Spring Integration
9 22 (14.67%) ASP.NET Web API
9 22 (14.67%) JPA
10 19 (12.67%) Spring MVC
11 17 (11.33%) ASP.NET
11 17 (11.33%) Django
12 15 (10.00%) ASP.NET MVC
13 13 (8.67%) React
14 12 (8.00%) Node.js
15 11 (7.33%) ASP.NET Web Forms
Miscellaneous
1 12 (8.00%) Greenfield Project
2 7 (4.67%) Self-Motivation
3 5 (3.33%) Fintech
4 4 (2.67%) Computer Science
4 4 (2.67%) e-Learning
4 4 (2.67%) Linux Command Line
5 3 (2.00%) Algorithms
5 3 (2.00%) Enterprise Software
5 3 (2.00%) Industry 4.0
5 3 (2.00%) Public Cloud
5 3 (2.00%) User Experience
6 1 (0.67%) Analytical Skills
Operating Systems
1 53 (35.33%) Linux
2 11 (7.33%) Windows
3 7 (4.67%) Unix
4 4 (2.67%) Mac OS X
5 2 (1.33%) Android
5 2 (1.33%) Apple iOS
6 1 (0.67%) CentOS
6 1 (0.67%) Windows Server
Processes & Methodologies
1 92 (61.33%) Agile Software Development
2 59 (39.33%) Software Engineering
3 53 (35.33%) BDD
4 48 (32.00%) MVC
5 43 (28.67%) Continuous Integration
6 41 (27.33%) Unit Testing
7 36 (24.00%) Scrum
8 27 (18.00%) Mentoring
9 26 (17.33%) DevOps
10 25 (16.67%) Kanban
11 24 (16.00%) Integration Testing
12 21 (14.00%) Business Intelligence
13 20 (13.33%) Digital Marketing
13 20 (13.33%) E-Commerce
13 20 (13.33%) Programme Management
14 16 (10.67%) Machine Learning
14 16 (10.67%) Problem-Solving
14 16 (10.67%) Software Delivery
15 15 (10.00%) Continuous Improvement
15 15 (10.00%) Multithreading
Programming Languages
1 84 (56.00%) Java
2 59 (39.33%) C#
3 50 (33.33%) Python
3 50 (33.33%) SQL
4 49 (32.67%) JavaScript
5 44 (29.33%) C++
6 32 (21.33%) C
7 14 (9.33%) Java 8
7 14 (9.33%) Ruby
8 9 (6.00%) Bash Shell
9 8 (5.33%) PowerShell
10 7 (4.67%) Go
11 5 (3.33%) PHP
12 4 (2.67%) Assembly Language
12 4 (2.67%) F#
13 3 (2.00%) Perl
13 3 (2.00%) VB
13 3 (2.00%) VB.NET
14 2 (1.33%) Rust
15 1 (0.67%) VBScript
Qualifications
1 51 (34.00%) Security Cleared
2 38 (25.33%) DV Cleared
3 25 (16.67%) SC Cleared
4 18 (12.00%) Degree
5 3 (2.00%) Computer Science Degree
6 1 (0.67%) ISTQB
6 1 (0.67%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 7 (4.67%) QA
2 1 (0.67%) Data Quality
2 1 (0.67%) MISRA
System Software
1 9 (6.00%) Docker
2 3 (2.00%) VirtualBox
2 3 (2.00%) vSphere
Systems Management
1 10 (6.67%) Kubernetes
2 5 (3.33%) Ansible
3 4 (2.67%) Business Desktop Deployment
3 4 (2.67%) HP ALM
3 4 (2.67%) Kibana
3 4 (2.67%) Puppet
3 4 (2.67%) WSUS
4 3 (2.00%) Opscode Chef
4 3 (2.00%) Salt
5 1 (0.67%) CA Service Virtualization
Vendors
1 20 (13.33%) SAP
2 19 (12.67%) Apple
3 8 (5.33%) Atlassian
4 7 (4.67%) Microsoft
5 5 (3.33%) HP
6 2 (1.33%) IBM
7 1 (0.67%) CA
7 1 (0.67%) CA Agile Central
7 1 (0.67%) Informatica
7 1 (0.67%) Red Hat
7 1 (0.67%) Samsung
7 1 (0.67%) Talend