Period
to 22 September 2019

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

Test-Driven Development (TDD)
England > South East
6 months to
22 Sep 2019
Same period 2018 Same period 2017
Rank 34 28 23
Rank change year-on-year -6 -5 +10
Permanent jobs citing TDD 1,578 2,255 2,381
As % of all permanent IT jobs advertised in the South East 6.18% 7.67% 8.18%
As % of the Processes & Methodologies category 6.80% 8.50% 9.07%
Number of salaries quoted 1,311 2,097 2,188
South East median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £33,500 £33,150 £32,500
90th Percentile £75,000 £68,300 £68,750
England median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +4.76% -

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 the South East with a requirement for process or methodology skills.

All Process and Methodology Skills
South East
Permanent vacancies with a requirement for process or methodology skills 23,190 26,535 26,258
As % of all permanent IT jobs advertised in the South East 90.76% 90.23% 90.17%
Number of salaries quoted 18,515 21,927 21,602
South East median annual salary £50,000 £47,500 £45,000
Median salary % change year-on-year +5.26% +5.56% -
10th Percentile £28,000 £28,500 £26,750
90th Percentile £75,000 £70,100 £68,750
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - -

TDD
Job Vacancy Trend in the South East

Job postings citing TDD as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for TDD in the South East

TDD
Salary Trend in the South East

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

Salary trend for TDD in the South East

TDD
Salary Histogram in the South East

The salary distribution of IT jobs citing TDD in the South East over the 6 months to 22 September 2019.

Salary histogram for TDD in the South East

TDD
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the South East region over the 6 months to 22 September 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
Thames Valley -12 542 £55,000 - 89
Hampshire -7 431 £45,000 -1.10% 48
Berkshire +1 337 £55,000 -8.33% 40
East Sussex +11 203 £52,500 +5.00% 8
Surrey -10 203 £55,000 +15.79% 27
West Sussex -13 152 £50,000 +5.26% 13
Oxfordshire -12 118 £55,000 +4.76% 27
Buckinghamshire -39 87 £45,000 - 22
Kent -40 44 £45,000 +7.14% 30
Middlesex +9 12 £60,000 +33.33%
Home Counties - 1 £45,000 -
TDD
England

For the 6 months to 22 September 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 South East region with a requirement for TDD.

1 1,115 (70.66%) Agile Software Development
2 836 (52.98%) JavaScript
3 714 (45.25%) C#
4 637 (40.37%) .NET
5 597 (37.83%) BDD
6 531 (33.65%) HTML
7 509 (32.26%) Git (software)
8 500 (31.69%) Java
9 494 (31.31%) AngularJS
10 482 (30.54%) Scrum
11 439 (27.82%) CSS
12 400 (25.35%) SQL
13 394 (24.97%) MVC
14 378 (23.95%) Azure
15 373 (23.64%) Software Engineering
16 372 (23.57%) DevOps
17 361 (22.88%) Test Automation
18 354 (22.43%) Continuous Integration
19 329 (20.85%) ASP.NET
20 316 (20.03%) React
21 315 (19.96%) SQL Server
22 310 (19.65%) AWS
23 296 (18.76%) Jenkins
24 283 (17.93%) Web Services
25 269 (17.05%) Docker
26 263 (16.67%) JIRA
27 259 (16.41%) Microservices
28 250 (15.84%) RESTful
29 235 (14.89%) Unit Testing
30 233 (14.77%) Spring

TDD
Co-occurring IT Skills in the South East 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
1 147 (9.32%) Confluence
2 49 (3.11%) IIS
2 49 (3.11%) WordPress
3 39 (2.47%) CMS
4 37 (2.34%) Elasticsearch
5 23 (1.46%) Sitecore CMS
6 16 (1.01%) Drupal
7 15 (0.95%) SharePoint
7 15 (0.95%) SugarCRM
8 14 (0.89%) JBoss
9 12 (0.76%) Apache
10 10 (0.63%) Cloud Foundry
10 10 (0.63%) Tomcat
11 8 (0.51%) Apache Solr
11 8 (0.51%) Oracle SOA Suite
12 7 (0.44%) Apache Spark
12 7 (0.44%) BizTalk Server
12 7 (0.44%) GlassFish
12 7 (0.44%) WebSphere
13 6 (0.38%) Oracle Service Bus
Applications
1 6 (0.38%) Adobe Illustrator
1 6 (0.38%) Chatbot
1 6 (0.38%) Photoshop
2 4 (0.25%) Microsoft Excel
Business Applications
1 36 (2.28%) Dynamics CRM
2 8 (0.51%) Dynamics NAV
2 8 (0.51%) nopCommerce
3 2 (0.13%) Adobe Campaign
4 1 (0.063%) NetSuite
Cloud Services
1 378 (23.95%) Azure
2 310 (19.65%) AWS
3 96 (6.08%) GitHub
4 90 (5.70%) SaaS
5 76 (4.82%) GCP
6 68 (4.31%) Serverless
7 39 (2.47%) Slack
8 33 (2.09%) npm
9 24 (1.52%) PaaS
10 21 (1.33%) Cloud Computing
11 14 (0.89%) Amazon EC2
11 14 (0.89%) AWS CloudFormation
11 14 (0.89%) AWS Lambda
12 13 (0.82%) Dynamics 365
13 12 (0.76%) BrowserStack
13 12 (0.76%) Firebase
14 11 (0.70%) Datadog
14 11 (0.70%) OpenShift
15 10 (0.63%) Sage Pay
16 9 (0.57%) Apigee
Communications & Networking
1 63 (3.99%) HTTP
2 24 (1.52%) Internet
3 19 (1.20%) TCP/IP
4 13 (0.82%) Bluetooth
5 9 (0.57%) Skype
6 7 (0.44%) SSL
6 7 (0.44%) Wireless
7 6 (0.38%) Network Security
8 4 (0.25%) Firewall
9 3 (0.19%) DNS
9 3 (0.19%) SSH
10 2 (0.13%) AMQP
10 2 (0.13%) HTTPS
10 2 (0.13%) MPLS
10 2 (0.13%) NFC
10 2 (0.13%) RFID
10 2 (0.13%) SNMP
10 2 (0.13%) Wi-Fi
11 1 (0.063%) Intranet
11 1 (0.063%) MQTT
Database & Business Intelligence
1 315 (19.96%) SQL Server
2 116 (7.35%) MySQL
3 97 (6.15%) Relational Database
4 85 (5.39%) NoSQL
5 72 (4.56%) MongoDB
6 69 (4.37%) PostgreSQL
7 33 (2.09%) Big Data
8 24 (1.52%) Redis
9 23 (1.46%) Azure SQL Database
10 22 (1.39%) RDBMS
11 18 (1.14%) Amazon RDS
11 18 (1.14%) SQL Server 2012
12 16 (1.01%) SQL Server Reporting Services
13 14 (0.89%) Neo4j
14 10 (0.63%) MariaDB
14 10 (0.63%) Oracle Database
15 9 (0.57%) Apache Cassandra
15 9 (0.57%) DB2
15 9 (0.57%) SQL Server Integration Services
16 8 (0.51%) JasperReports
Development Applications
1 509 (32.26%) Git (software)
2 296 (18.76%) Jenkins
3 263 (16.67%) JIRA
4 189 (11.98%) Selenium
5 176 (11.15%) Visual Studio
6 119 (7.54%) Maven
7 98 (6.21%) Cucumber
8 96 (6.08%) JUnit
9 79 (5.01%) Team Foundation Server
10 78 (4.94%) NUnit
11 74 (4.69%) TeamCity
12 58 (3.68%) Atlassian Bamboo
13 57 (3.61%) Mocha
14 51 (3.23%) WebDriver
15 47 (2.98%) Visual Studio Team System
16 42 (2.66%) SpecFlow
16 42 (2.66%) Subversion
17 39 (2.47%) StyleCop
18 37 (2.34%) SoapUI
19 35 (2.22%) Jasmine
General
1 131 (8.30%) Finance
2 91 (5.77%) Retail
3 40 (2.53%) Public Sector
4 35 (2.22%) Marketing
5 29 (1.84%) Games
5 29 (1.84%) Manufacturing
6 24 (1.52%) Publishing
7 22 (1.39%) Telecoms
8 17 (1.08%) Banking
9 16 (1.01%) Back Office
9 16 (1.01%) Electronics
10 12 (0.76%) Financial Institution
10 12 (0.76%) Pharmaceutical
11 11 (0.70%) Automotive
12 7 (0.44%) Advertising
13 5 (0.32%) Aerospace
14 4 (0.25%) Law
15 3 (0.19%) Arabic Language
16 1 (0.063%) Hindi Language
16 1 (0.063%) Punjabi Language
Job Titles
1 1,089 (69.01%) Developer
2 270 (17.11%) C# Developer
3 258 (16.35%) Senior Developer
4 253 (16.03%) .NET Developer
5 212 (13.43%) Java Developer
6 211 (13.37%) Software Developer
7 203 (12.86%) Software Engineer
8 151 (9.57%) C# .NET Developer
9 111 (7.03%) Full Stack Developer
10 89 (5.64%) ASP.NET Developer
10 89 (5.64%) C# ASP.NET Developer
11 84 (5.32%) Test Engineer
12 81 (5.13%) Front End Developer (Client-Side Developer)
12 81 (5.13%) Senior Java Developer
13 68 (4.31%) Java Engineer
14 67 (4.25%) C# Software Developer
15 60 (3.80%) Senior Software Engineer
16 59 (3.74%) Web Developer
17 56 (3.55%) Python Developer
18 53 (3.36%) .NET Software Developer
Libraries, Frameworks & Software Standards
1 637 (40.37%) .NET
2 531 (33.65%) HTML
3 494 (31.31%) AngularJS
4 439 (27.82%) CSS
5 329 (20.85%) ASP.NET
6 316 (20.03%) React
7 283 (17.93%) Web Services
8 250 (15.84%) RESTful
9 233 (14.77%) Spring
10 223 (14.13%) REST
11 221 (14.01%) ASP.NET MVC
12 214 (13.56%) .NET Framework
13 205 (12.99%) Node.js
14 171 (10.84%) jQuery
15 164 (10.39%) ASP.NET Web API
16 155 (9.82%) HTML5
16 155 (9.82%) WCF
17 132 (8.37%) .NET Core
18 128 (8.11%) SOAP
19 110 (6.97%) Entity Framework
Miscellaneous
1 144 (9.13%) Greenfield Project
2 95 (6.02%) Self-Motivation
3 69 (4.37%) User Experience
4 61 (3.87%) Enterprise Software
5 45 (2.85%) Analytical Skills
6 28 (1.77%) Cloud Native
6 28 (1.77%) iPad
7 24 (1.52%) Mobile App
8 20 (1.27%) Management Information System
9 18 (1.14%) Blog
9 18 (1.14%) Linux Command Line
10 15 (0.95%) Algorithms
11 14 (0.89%) Life Science
12 12 (0.76%) Driving Licence
13 11 (0.70%) Social Media
14 10 (0.63%) Video Conferencing
15 9 (0.57%) Internet of Things
16 7 (0.44%) Clustering
16 7 (0.44%) PKI
17 5 (0.32%) PlayStation
Operating Systems
1 230 (14.58%) Linux
2 104 (6.59%) Windows
3 68 (4.31%) Apple iOS
4 62 (3.93%) Android
5 23 (1.46%) Windows Server
6 21 (1.33%) Unix
7 8 (0.51%) Ubuntu
8 6 (0.38%) CentOS
9 5 (0.32%) Red Hat Enterprise Linux
10 4 (0.25%) Debian
10 4 (0.25%) Windows Server 2012
11 1 (0.063%) Mac OS
11 1 (0.063%) VMS
Processes & Methodologies
1 1,115 (70.66%) Agile Software Development
2 597 (37.83%) BDD
3 482 (30.54%) Scrum
4 394 (24.97%) MVC
5 373 (23.64%) Software Engineering
6 372 (23.57%) DevOps
7 361 (22.88%) Test Automation
8 354 (22.43%) Continuous Integration
9 259 (16.41%) Microservices
10 235 (14.89%) Unit Testing
11 217 (13.75%) Problem-Solving
12 189 (11.98%) OO
13 170 (10.77%) Mentoring
14 166 (10.52%) Computer Science
15 155 (9.82%) Continuous Delivery
16 153 (9.70%) SOLID
17 138 (8.75%) Continuous Improvement
18 137 (8.68%) Pair Programming
19 136 (8.62%) SDLC
20 135 (8.56%) E-Commerce
Programming Languages
1 836 (52.98%) JavaScript
2 714 (45.25%) C#
3 500 (31.69%) Java
4 400 (25.35%) SQL
5 194 (12.29%) Python
6 113 (7.16%) PHP
7 91 (5.77%) Java 8
8 90 (5.70%) C++
9 88 (5.58%) TypeScript
10 71 (4.50%) Ruby
11 62 (3.93%) C
12 56 (3.55%) ES6
12 56 (3.55%) T-SQL
13 52 (3.30%) VB.NET
14 40 (2.53%) PowerShell
15 39 (2.47%) Kotlin
16 27 (1.71%) Bash Shell
16 27 (1.71%) Scala
17 25 (1.58%) Go
18 18 (1.14%) PHP 5
Qualifications
1 198 (12.55%) Degree
2 102 (6.46%) Computer Science Degree
3 60 (3.80%) Security Cleared
4 51 (3.23%) SC Cleared
5 43 (2.72%) ISTQB
6 41 (2.60%) DV Cleared
7 28 (1.77%) ISEB
8 19 (1.20%) Numerate Degree
9 14 (0.89%) ISTQB Foundation Certification
10 8 (0.51%) Microsoft Certification
11 7 (0.44%) ISTQB Advanced Certification
11 7 (0.44%) MCITP
12 3 (0.19%) PMI Certification
13 1 (0.063%) BPSS Clearance
13 1 (0.063%) Master's Degree
13 1 (0.063%) MCP
13 1 (0.063%) MCSD
Quality Assurance & Compliance
1 128 (8.11%) QA
2 13 (0.82%) WAI
3 10 (0.63%) Data Quality
4 8 (0.51%) 21 CFR Part 11
5 6 (0.38%) GDPR
6 3 (0.19%) PSD2
7 2 (0.13%) DICOM
8 1 (0.063%) ISO/IEC 27001
8 1 (0.063%) PCI DSS
8 1 (0.063%) PMO
8 1 (0.063%) SLA
System Software
1 269 (17.05%) Docker
2 11 (0.70%) VMware Infrastructure
3 10 (0.63%) Hyper-V
4 6 (0.38%) Active Directory
4 6 (0.38%) VirtualBox
4 6 (0.38%) vSphere
5 4 (0.25%) Virtual Machines
6 2 (0.13%) vCloud
7 1 (0.063%) Apache ZooKeeper
7 1 (0.063%) Firmware
7 1 (0.063%) HDFS
7 1 (0.063%) Varnish
Systems Management
1 142 (9.00%) Kubernetes
2 65 (4.12%) Ansible
3 53 (3.36%) Terraform
4 48 (3.04%) Opscode Chef
5 46 (2.92%) Puppet
6 20 (1.27%) Docker Swarm
7 16 (1.01%) Kibana
8 11 (0.70%) HP ALM
8 11 (0.70%) Mesos
9 10 (0.63%) HP Quality Center
9 10 (0.63%) Marathon
10 4 (0.25%) CA Single Sign-On
10 4 (0.25%) Rancher
10 4 (0.25%) Salt
10 4 (0.25%) Single Sign-On
11 3 (0.19%) Ambari
11 3 (0.19%) Fluentd
11 3 (0.19%) Istio
11 3 (0.19%) Prometheus
11 3 (0.19%) SELinux
Vendors
1 218 (13.81%) Microsoft
2 101 (6.40%) Oracle
3 66 (4.18%) Google
4 37 (2.34%) Splunk
5 28 (1.77%) Zend
6 24 (1.52%) hybris
7 23 (1.46%) Atlassian
7 23 (1.46%) Sitecore
8 18 (1.14%) Cypress Semiconductor
8 18 (1.14%) SAP
8 18 (1.14%) Twitter
9 16 (1.01%) Salesforce.com
10 12 (0.76%) Xamarin
11 11 (0.70%) VMware
12 10 (0.63%) Sage
13 8 (0.51%) Adobe
14 6 (0.38%) HP
14 6 (0.38%) Samsung
15 5 (0.32%) Remedy
16 4 (0.25%) Dell