Period
to 24 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Bristol 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 24 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South West > Bristol
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 25 30 25
Rank change year-on-year +5 -5 +4
Permanent jobs citing TDD 368 244 346
As % of all permanent IT jobs advertised in Bristol 9.63% 7.61% 9.09%
As % of the Processes & Methodologies category 10.46% 8.36% 10.04%
Number of salaries quoted 319 225 326
Bristol median annual salary £50,000 £44,000 £47,500
Median salary % change year-on-year +13.64% -7.37% +5.56%
10th Percentile £35,000 £31,950 £27,500
90th Percentile £70,450 £68,750 £67,500
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 Bristol with a requirement for process or methodology skills.

All Process and Methodology Skills
Bristol
Permanent vacancies with a requirement for process or methodology skills 3517 2920 3446
As % of all permanent IT jobs advertised in Bristol 92.00% 91.02% 90.52%
Number of salaries quoted 2901 2460 2977
Bristol median annual salary £45,000 £44,000 £42,500
Median salary % change year-on-year +2.27% +3.53% +6.25%
10th Percentile £26,500 £27,500 £26,750
90th Percentile £67,500 £70,000 £67,500
South West median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - +3.90%

TDD
Job Vacancy Trend in Bristol

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

Job vacancy trend for TDD in Bristol

TDD
Salary Trend in Bristol

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

Salary trend for TDD in Bristol

TDD
Salary Histogram in Bristol

The salary distribution of IT jobs citing TDD in Bristol over the 6 months to 24 November 2017.

Salary histogram for TDD in Bristol

For the 6 months to 24 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 Bristol region with a requirement for TDD.

1 294 (79.89%) Agile Software Development
2 183 (49.73%) JavaScript
3 162 (44.02%) C#
4 150 (40.76%) HTML
5 142 (38.59%) AngularJS
6 140 (38.04%) BDD
7 130 (35.33%) Java
8 127 (34.51%) CSS
9 125 (33.97%) .NET
10 118 (32.07%) Finance
11 110 (29.89%) Software Engineering
12 105 (28.53%) SQL Server
13 103 (27.99%) Git (software)
14 99 (26.90%) ASP.NET
14 99 (26.90%) Scrum
15 91 (24.73%) Continuous Integration
16 90 (24.46%) MVC
17 86 (23.37%) Electronics
18 84 (22.83%) OO
19 82 (22.28%) HTML5
19 82 (22.28%) Node.js
20 81 (22.01%) React
21 80 (21.74%) SQL
22 76 (20.65%) NoSQL
23 75 (20.38%) Microsoft Azure
24 68 (18.48%) Web Development
25 67 (18.21%) Marketing
26 66 (17.93%) Test Automation
27 65 (17.66%) Amazon AWS
27 65 (17.66%) Microservices

TDD
Co-occurring IT Skills in Bristol 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 20 (5.43%) Confluence
2 18 (4.89%) Tomcat
3 14 (3.80%) Drupal
4 12 (3.26%) Elasticsearch
4 12 (3.26%) WordPress
5 9 (2.45%) CMS
5 9 (2.45%) Mule
6 8 (2.17%) WebLogic
7 7 (1.90%) JBoss
7 7 (1.90%) Jetty
8 5 (1.36%) Apache Spark
8 5 (1.36%) OpenStack
8 5 (1.36%) Umbraco
9 4 (1.09%) Joomla!
9 4 (1.09%) NServiceBus
10 2 (0.54%) BizTalk Server
10 2 (0.54%) Cloud Foundry
10 2 (0.54%) SharePoint
10 2 (0.54%) WebSphere
11 1 (0.27%) Alfresco
Applications
1 1 (0.27%) Microsoft Office
Business Applications
1 3 (0.82%) Magento
Cloud Services
1 75 (20.38%) Microsoft Azure
2 65 (17.66%) Amazon AWS
3 41 (11.14%) SaaS
4 35 (9.51%) PaaS
5 34 (9.24%) IaaS
6 15 (4.08%) npm
7 13 (3.53%) Google Play
8 9 (2.45%) Amazon Kinesis
9 5 (1.36%) Amazon EMR
9 5 (1.36%) AWS Lambda
9 5 (1.36%) Serverless
10 2 (0.54%) Google Cloud Platform
11 1 (0.27%) Amazon EC2
11 1 (0.27%) Amazon S3
11 1 (0.27%) AWS CloudFormation
11 1 (0.27%) AWS Elastic Beanstalk
11 1 (0.27%) GitHub
11 1 (0.27%) Slack
Communications & Networking
1 28 (7.61%) SSL
2 21 (5.71%) Wireless
3 19 (5.16%) HTTP
4 7 (1.90%) Internet
5 2 (0.54%) AMQP
5 2 (0.54%) Extranet
5 2 (0.54%) InfiniBand
5 2 (0.54%) Intranet
6 1 (0.27%) TCP/IP
Database & Business Intelligence
1 105 (28.53%) SQL Server
2 76 (20.65%) NoSQL
3 51 (13.86%) MongoDB
4 40 (10.87%) MySQL
5 35 (9.51%) Relational Database
6 25 (6.79%) SQL Server 2016
7 23 (6.25%) Apache Cassandra
7 23 (6.25%) Big Data
8 20 (5.43%) PostgreSQL
9 19 (5.16%) CouchDB
9 19 (5.16%) RDBMS
10 14 (3.80%) Redis
11 9 (2.45%) Amazon Redshift
12 7 (1.90%) Couchbase
12 7 (1.90%) Hadoop
12 7 (1.90%) Riak
13 5 (1.36%) Azure SQL Database
14 4 (1.09%) BigQuery
15 3 (0.82%) Amazon DynamoDB
15 3 (0.82%) MarkLogic
Development Applications
1 103 (27.99%) Git (software)
2 52 (14.13%) Atlassian Bamboo
3 43 (11.68%) JIRA
4 38 (10.33%) Jenkins
5 28 (7.61%) Mercurial
5 28 (7.61%) Selenium
6 23 (6.25%) Cucumber
7 22 (5.98%) JUnit
8 20 (5.43%) Bitbucket
9 19 (5.16%) Calabash
9 19 (5.16%) SpecFlow
9 19 (5.16%) TeamCity
10 17 (4.62%) Jasmine
10 17 (4.62%) MSBuild
10 17 (4.62%) NUnit
10 17 (4.62%) Subversion
11 16 (4.35%) Protractor
12 11 (2.99%) Gradle
12 11 (2.99%) gulp
13 10 (2.72%) Android Studio
General
1 118 (32.07%) Finance
2 86 (23.37%) Electronics
3 67 (18.21%) Marketing
4 61 (16.58%) Telecoms
5 59 (16.03%) Manufacturing
6 39 (10.60%) Games
7 30 (8.15%) Banking
8 20 (5.43%) Retail
9 16 (4.35%) Online Betting
10 15 (4.08%) Advertising
11 8 (2.17%) Local Government
12 6 (1.63%) Law
13 5 (1.36%) Publishing
14 2 (0.54%) Aerospace
15 1 (0.27%) Legal
15 1 (0.27%) Multimedia
Job Titles
1 256 (69.57%) Developer
2 88 (23.91%) .NET Developer
3 50 (13.59%) C# Developer
3 50 (13.59%) Senior Developer
4 46 (12.50%) Java Developer
5 33 (8.97%) Software Developer
6 30 (8.15%) Software Manager
7 25 (6.79%) Software Engineer
8 24 (6.52%) C# .NET Developer
9 22 (5.98%) Front End Developer (Client-Side Developer)
9 22 (5.98%) Senior Java Developer
10 18 (4.89%) C# Software Developer
10 18 (4.89%) JavaScript Developer
11 17 (4.62%) Engineering Manager
11 17 (4.62%) Software Engineering Manager
11 17 (4.62%) Tester
12 15 (4.08%) .NET Software Developer
12 15 (4.08%) Automation Tester
12 15 (4.08%) C# ASP.NET Developer
12 15 (4.08%) Test Engineer
Libraries, Frameworks & Software Standards
1 150 (40.76%) HTML
2 142 (38.59%) AngularJS
3 127 (34.51%) CSS
4 125 (33.97%) .NET
5 99 (26.90%) ASP.NET
6 82 (22.28%) HTML5
6 82 (22.28%) Node.js
7 81 (22.01%) React
8 60 (16.30%) REST
9 57 (15.49%) ASP.NET MVC
10 48 (13.04%) XML
11 45 (12.23%) JSON
12 42 (11.41%) RESTful
13 40 (10.87%) WCF
14 37 (10.05%) Kafka
15 35 (9.51%) Redux
16 34 (9.24%) ASP.NET Web API
17 33 (8.97%) Spring
18 31 (8.42%) RabbitMQ
19 28 (7.61%) CSS3
Miscellaneous
1 55 (14.95%) User Experience
2 37 (10.05%) Greenfield Project
3 22 (5.98%) Analytical Skills
4 19 (5.16%) iPad
5 16 (4.35%) Computer Science
5 16 (4.35%) Online Games
6 15 (4.08%) Mobile App
7 13 (3.53%) iPhone
8 10 (2.72%) Algorithms
9 9 (2.45%) Data Structures
9 9 (2.45%) Virtual Team
10 7 (1.90%) Enterprise Software
10 7 (1.90%) Fintech
11 5 (1.36%) Animation
11 5 (1.36%) Embedded Systems
11 5 (1.36%) RIA
12 4 (1.09%) Digital Media
12 4 (1.09%) Photography
12 4 (1.09%) Robotics
13 2 (0.54%) Private Cloud
Operating Systems
1 27 (7.34%) Android
2 13 (3.53%) Apple iOS
3 7 (1.90%) Linux
4 5 (1.36%) Windows
5 2 (0.54%) Unix
6 1 (0.27%) Windows Server
Processes & Methodologies
1 294 (79.89%) Agile Software Development
2 140 (38.04%) BDD
3 110 (29.89%) Software Engineering
4 99 (26.90%) Scrum
5 91 (24.73%) Continuous Integration
6 90 (24.46%) MVC
7 84 (22.83%) OO
8 68 (18.48%) Web Development
9 66 (17.93%) Test Automation
10 65 (17.66%) Microservices
11 64 (17.39%) DevOps
12 63 (17.12%) Business Intelligence
13 62 (16.85%) Digital Marketing
14 59 (16.03%) Programme Management
15 54 (14.67%) Continuous Delivery
16 37 (10.05%) SOLID
17 34 (9.24%) Mentoring
18 33 (8.97%) Kanban
19 31 (8.42%) Web Application Development
20 29 (7.88%) Functional Programming
Programming Languages
1 183 (49.73%) JavaScript
2 162 (44.02%) C#
3 130 (35.33%) Java
4 80 (21.74%) SQL
5 39 (10.60%) Python
6 34 (9.24%) Ruby
7 31 (8.42%) C++
8 22 (5.98%) Clojure
9 20 (5.43%) PHP
10 15 (4.08%) TypeScript
11 10 (2.72%) ES6
12 9 (2.45%) Objective-C
13 8 (2.17%) C
13 8 (2.17%) PowerShell
13 8 (2.17%) Scala
13 8 (2.17%) T-SQL
14 5 (1.36%) Groovy
15 4 (1.09%) F#
15 4 (1.09%) PL/SQL
15 4 (1.09%) XPath
Qualifications
1 39 (10.60%) Degree
2 19 (5.16%) ISTQB
3 16 (4.35%) Security Cleared
4 15 (4.08%) ISEB
5 10 (2.72%) Computer Science Degree
6 8 (2.17%) SC Cleared
7 5 (1.36%) Microsoft Certification
8 4 (1.09%) PMP
9 2 (0.54%) DV Cleared
9 2 (0.54%) MCP
10 1 (0.27%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 20 (5.43%) QA
2 2 (0.54%) HL7
System Software
1 23 (6.25%) Docker
Systems Management
1 10 (2.72%) HockeyApp
2 6 (1.63%) Ansible
3 5 (1.36%) Kibana
3 5 (1.36%) Opscode Chef
3 5 (1.36%) Puppet
4 2 (0.54%) Kubernetes
5 1 (0.27%) logstash
5 1 (0.27%) Salt
Vendors
1 61 (16.58%) SAP
2 37 (10.05%) Microsoft
3 31 (8.42%) Google
4 23 (6.25%) Atlassian
5 9 (2.45%) Oracle
6 3 (0.82%) Salesforce.com
7 2 (0.54%) Informatica
8 1 (0.27%) Facebook
8 1 (0.27%) Remedy
8 1 (0.27%) Xamarin