Period
to

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 23 May 2022 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > South East
6 months to
23 May 2022
Same period 2021 Same period 2020
Rank 55 38 43
Rank change year-on-year -17 +5 -8
Permanent jobs citing TDD 1,070 904 960
As % of all permanent jobs advertised in the South East 5.31% 6.67% 5.74%
As % of the Processes & Methodologies category 5.67% 7.16% 6.23%
Number of salaries quoted 657 730 781
10th Percentile £42,800 £38,021 £34,375
25th Percentile £50,000 £42,500 £41,250
Median annual salary (50th Percentile) £60,000 £55,000 £52,500
Median % change year-on-year +9.09% +4.76% +5.00%
75th Percentile £71,250 £66,250 £63,750
90th Percentile £78,750 £77,625 £73,750
England median annual salary £67,500 £60,000 £60,000
% change year-on-year +12.50% - +9.09%

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 18,880 12,627 15,418
As % of all permanent IT jobs advertised in the South East 93.71% 93.13% 92.15%
Number of salaries quoted 11,638 9,607 12,520
10th Percentile £31,250 £32,500 £31,250
25th Percentile £41,781 £40,750 £38,500
Median annual salary (50th Percentile) £55,000 £50,000 £50,000
Median % change year-on-year +10.00% - -
75th Percentile £70,000 £65,000 £65,000
90th Percentile £83,750 £77,500 £77,500
England median annual salary £60,000 £55,000 £55,000
% change year-on-year +9.09% - +4.76%

TDD
Job Vacancy Trend in the South East

Job postings citing TDD as a proportion 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

3-month moving average salary quoted in jobs citing TDD in the South East.

Salary trend for TDD in the South East

TDD
Salary Histogram in the South East

Salary distribution for jobs citing TDD in the South East over the 6 months to 23 May 2022.

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 23 May 2022. 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
Jobs
Hampshire -11 395 £57,500 +9.52% 23
Thames Valley -38 274 £60,000 +9.09% 40
Surrey -13 199 £62,500 +4.17% 20
Berkshire -29 149 £65,000 +18.18% 22
Buckinghamshire -47 85 £60,000 +23.71% 15
Kent +15 75 £44,000 -16.19% 8
East Sussex +13 65 £52,500 +2.44% 5
Oxfordshire +2 41 £67,500 +40.63% 3
West Sussex -30 22 £56,250 -6.25% 4
Middlesex - 22 £56,250 -
Home Counties -9 10 £100,000 +25.00%
Sussex +7 2 - -
TDD
England

For the 6 months to 23 May 2022, 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.

1 740 (69.16%) Agile
2 511 (47.76%) C#
3 439 (41.03%) CI/CD
4 425 (39.72%) JavaScript
5 418 (39.07%) BDD
6 404 (37.76%) .NET
7 379 (35.42%) Azure
8 366 (34.21%) Software Engineering
9 362 (33.83%) AWS
10 356 (33.27%) Java
11 350 (32.71%) DevOps
12 335 (31.31%) SQL
13 326 (30.47%) Test Automation
14 319 (29.81%) HTML
15 317 (29.63%) React
16 282 (26.36%) CSS
17 273 (25.51%) Scrum
18 260 (24.30%) Full Stack Development
19 251 (23.46%) Mentoring
20 248 (23.18%) Microservices
21 241 (22.52%) AngularJS
22 240 (22.43%) Degree
23 239 (22.34%) Docker
24 236 (22.06%) .NET Core
25 233 (21.78%) Python
26 229 (21.40%) Git (software)
27 212 (19.81%) Finance
28 203 (18.97%) Continuous Integration
28 203 (18.97%) Software Testing
29 195 (18.22%) Microsoft

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 40 (3.74%) Apache Spark
2 37 (3.46%) Elasticsearch
3 27 (2.52%) GemFire
4 18 (1.68%) IIS
5 15 (1.40%) nginx
6 11 (1.03%) Confluence
7 10 (0.93%) Apache
7 10 (0.93%) Moodle
8 8 (0.75%) IBM Domino
9 5 (0.47%) Cloud Foundry
10 4 (0.37%) CMS
10 4 (0.37%) Tornado
11 2 (0.19%) ArcGIS
11 2 (0.19%) Hyperledger
12 1 (0.093%) Appian
12 1 (0.093%) JBoss
12 1 (0.093%) Oracle SOA Suite
12 1 (0.093%) Red Hat Fuse
12 1 (0.093%) SharePoint
Applications
1 2 (0.19%) Microsoft Project
2 1 (0.093%) Chatbot
2 1 (0.093%) Microsoft Excel
2 1 (0.093%) Microsoft Office
2 1 (0.093%) MS Visio
Business Applications
1 3 (0.28%) Distributed Ledger
2 1 (0.093%) Dynamics CRM
Cloud Services
1 379 (35.42%) Azure
2 362 (33.83%) AWS
3 176 (16.45%) Serverless
4 139 (12.99%) GCP
5 81 (7.57%) GitHub
6 76 (7.10%) SaaS
7 71 (6.64%) AWS Lambda
8 60 (5.61%) OpenShift
9 36 (3.36%) PaaS
10 35 (3.27%) Cloud Functions
11 26 (2.43%) Amazon S3
11 26 (2.43%) Amazon SQS
12 25 (2.34%) GitHub Actions
13 23 (2.15%) Azure Service Bus
13 23 (2.15%) Power Platform
14 22 (2.06%) Boomi
15 20 (1.87%) Amazon Kinesis
16 18 (1.68%) Amazon EC2
17 12 (1.12%) Azure Functions
18 11 (1.03%) DigitalOcean
Communications & Networking
1 35 (3.27%) Internet
2 20 (1.87%) TCP/IP
2 20 (1.87%) Wireless
3 10 (0.93%) RS-232
4 9 (0.84%) HTTP
5 7 (0.65%) Firewall
6 6 (0.56%) DNS
7 4 (0.37%) 5G
7 4 (0.37%) Calico
7 4 (0.37%) SMTP
8 3 (0.28%) DSL
8 3 (0.28%) H.323
8 3 (0.28%) PPP
8 3 (0.28%) Unified Communications
8 3 (0.28%) VoIP
9 2 (0.19%) AMQP
9 2 (0.19%) Wireshark
10 1 (0.093%) SSL
10 1 (0.093%) WPA
Database & Business Intelligence
1 151 (14.11%) Relational Database
2 149 (13.93%) SQL Server
3 133 (12.43%) MySQL
4 104 (9.72%) PostgreSQL
5 85 (7.94%) NoSQL
6 59 (5.51%) RDBMS
7 47 (4.39%) Big Data
8 45 (4.21%) MongoDB
9 37 (3.46%) Apache Cassandra
10 35 (3.27%) Flink
11 33 (3.08%) Amazon RDS
12 30 (2.80%) Oracle Database
13 23 (2.15%) Azure SQL Database
13 23 (2.15%) Power BI
14 18 (1.68%) Hadoop
15 13 (1.21%) MaxDB
15 13 (1.21%) Redis
16 11 (1.03%) Amazon DynamoDB
16 11 (1.03%) SQL Server Integration Services
17 6 (0.56%) SQLite
Development Applications
1 229 (21.40%) Git (software)
2 154 (14.39%) Jenkins
3 145 (13.55%) JIRA
4 112 (10.47%) Selenium
5 105 (9.81%) Visual Studio
6 85 (7.94%) Cucumber
7 67 (6.26%) Maven
8 63 (5.89%) SpecFlow
9 49 (4.58%) Gradle
10 47 (4.39%) NUnit
11 40 (3.74%) JMeter
12 39 (3.64%) Subversion
13 38 (3.55%) Sonatype Nexus
14 37 (3.46%) JUnit
15 36 (3.36%) gulp
16 35 (3.27%) Ant
16 35 (3.27%) WebDriver
17 32 (2.99%) Grunt
18 30 (2.80%) GitLab
19 26 (2.43%) webpack
General
1 212 (19.81%) Finance
2 182 (17.01%) Social Skills
3 97 (9.07%) Inclusion and Diversity
4 84 (7.85%) Law
5 71 (6.64%) Manufacturing
6 67 (6.26%) Banking
7 44 (4.11%) Telecoms
8 39 (3.64%) Retail
9 31 (2.90%) Analytical Skills
9 31 (2.90%) Marketing
10 30 (2.80%) Publishing
11 29 (2.71%) Games
12 27 (2.52%) Public Sector
13 24 (2.24%) Electronics
14 20 (1.87%) Aviation
15 12 (1.12%) Financial Institution
15 12 (1.12%) Organisational Skills
16 10 (0.93%) Documentation Skills
17 9 (0.84%) Legal
18 8 (0.75%) Back Office
Job Titles
1 504 (47.10%) Developer
2 200 (18.69%) Software Engineer
3 172 (16.07%) Senior Developer
4 149 (13.93%) Software Developer
5 117 (10.93%) C# Developer
6 82 (7.66%) .NET Developer
7 65 (6.07%) Java Developer
7 65 (6.07%) Senior Software Developer
8 60 (5.61%) Senior C# Developer
9 53 (4.95%) PHP Developer
9 53 (4.95%) Senior Software Engineer
10 52 (4.86%) Principal Engineer
11 50 (4.67%) C# Software Developer
12 47 (4.39%) Java Engineer
13 45 (4.21%) C++ Software Engineer
14 42 (3.93%) Full Stack Developer
15 41 (3.83%) Senior Java Engineer
15 41 (3.83%) Technical Leader
16 38 (3.55%) Engineering Manager
17 35 (3.27%) Lead Developer
Libraries, Frameworks & Software Standards
1 404 (37.76%) .NET
2 319 (29.81%) HTML
3 317 (29.63%) React
4 282 (26.36%) CSS
5 241 (22.52%) AngularJS
6 236 (22.06%) .NET Core
7 164 (15.33%) ASP.NET
8 160 (14.95%) HTML5
9 155 (14.49%) Vue.js
10 135 (12.62%) RESTful
11 133 (12.43%) .NET Framework
12 120 (11.21%) ASP.NET Web API
13 113 (10.56%) REST
14 112 (10.47%) CSS3
15 110 (10.28%) Entity Framework
16 99 (9.25%) Node.js
17 79 (7.38%) Spring
18 78 (7.29%) Web Services
19 75 (7.01%) jQuery
20 74 (6.92%) Kafka
Miscellaneous
1 116 (10.84%) Algorithms
2 109 (10.19%) Data Structures
3 85 (7.94%) Self-Motivation
4 59 (5.51%) Life Science
5 56 (5.23%) User Experience
6 55 (5.14%) Public Cloud
7 51 (4.77%) Linux Command Line
8 47 (4.39%) Cloud Native
9 41 (3.83%) Greenfield Project
10 39 (3.64%) Mobile App
11 37 (3.46%) Virtual Team
12 31 (2.90%) Cyber Defence
12 31 (2.90%) Cyberattack
13 26 (2.43%) IoT
14 24 (2.24%) Cybercrime
15 19 (1.78%) Embedded Systems
16 17 (1.59%) PMI
17 10 (0.93%) e-Learning
17 10 (0.93%) iPad
17 10 (0.93%) NHS
Operating Systems
1 164 (15.33%) Linux
2 46 (4.30%) Unix
3 42 (3.93%) Windows
4 21 (1.96%) Android
5 20 (1.87%) VMS
6 19 (1.78%) Apple iOS
6 19 (1.78%) Windows Server
7 7 (0.65%) Ubuntu
8 5 (0.47%) CentOS
9 2 (0.19%) Mac OS X
10 1 (0.093%) Mac OS
Processes & Methodologies
1 740 (69.16%) Agile
2 439 (41.03%) CI/CD
3 418 (39.07%) BDD
4 366 (34.21%) Software Engineering
5 350 (32.71%) DevOps
6 326 (30.47%) Test Automation
7 273 (25.51%) Scrum
8 260 (24.30%) Full Stack Development
9 251 (23.46%) Mentoring
10 248 (23.18%) Microservices
11 203 (18.97%) Continuous Integration
11 203 (18.97%) Software Testing
12 183 (17.10%) Computer Science
13 169 (15.79%) Unit Testing
14 164 (15.33%) MVC
15 149 (13.93%) SDLC
16 145 (13.55%) OO
17 142 (13.27%) OOP
18 126 (11.78%) Coaching
19 109 (10.19%) Workflow
Programming Languages
1 511 (47.76%) C#
2 425 (39.72%) JavaScript
3 356 (33.27%) Java
4 335 (31.31%) SQL
5 233 (21.78%) Python
6 170 (15.89%) C
7 138 (12.90%) C++
8 125 (11.68%) TypeScript
9 124 (11.59%) PHP
10 67 (6.26%) Ruby
11 65 (6.07%) Objective-C
12 63 (5.89%) PowerShell
13 48 (4.49%) T-SQL
14 43 (4.02%) Perl
15 39 (3.64%) Shell Script
16 25 (2.34%) Kotlin
17 18 (1.68%) F#
17 18 (1.68%) Go
18 15 (1.40%) VB.NET
19 14 (1.31%) Bash
Qualifications
1 240 (22.43%) Degree
2 128 (11.96%) Computer Science Degree
3 49 (4.58%) Microsoft Certification
4 30 (2.80%) Security Cleared
5 29 (2.71%) SC Cleared
6 26 (2.43%) ISEB
7 18 (1.68%) PhD
8 17 (1.59%) PMI Certification
9 10 (0.93%) Numerate Degree
10 8 (0.75%) MCAD
10 8 (0.75%) OCP
10 8 (0.75%) Oracle Certification
11 5 (0.47%) ISTQB
11 5 (0.47%) Master's Degree
12 4 (0.37%) Postgraduate
13 2 (0.19%) BPSS Clearance
Quality Assurance & Compliance
1 100 (9.35%) QA
2 65 (6.07%) Accessibility
3 10 (0.93%) HL7
4 8 (0.75%) ISO 9001
5 5 (0.47%) Data Quality
6 4 (0.37%) SLA
7 1 (0.093%) ISO/IEC 27001
7 1 (0.093%) WCAG
System Software
1 239 (22.34%) Docker
2 30 (2.80%) VMware Infrastructure
3 12 (1.12%) Firmware
4 5 (0.47%) Virtual Machines
5 3 (0.28%) Active Directory
5 3 (0.28%) Hyper-V
6 2 (0.19%) HDFS
6 2 (0.19%) KVM
6 2 (0.19%) Oracle RAC
7 1 (0.093%) Postfix
Systems Management
1 134 (12.52%) Kubernetes
2 46 (4.30%) Ansible
3 33 (3.08%) Opscode Chef
4 21 (1.96%) Terraform
5 15 (1.40%) Prometheus
6 8 (0.75%) Active Directory Federation Services
7 7 (0.65%) HP Quality Center
8 6 (0.56%) Kibana
9 5 (0.47%) Grafana
9 5 (0.47%) Single Sign-On
10 3 (0.28%) Cisco UCCE
10 3 (0.28%) Puppet
11 2 (0.19%) Consul
11 2 (0.19%) HP ALM
11 2 (0.19%) Podman
11 2 (0.19%) Rancher
11 2 (0.19%) ZABBIX
12 1 (0.093%) Control-M
12 1 (0.093%) Nagios
Vendors
1 195 (18.22%) Microsoft
2 88 (8.22%) Google
3 41 (3.83%) Oracle
4 31 (2.90%) VMware
5 27 (2.52%) Xamarin
6 22 (2.06%) Dell
6 22 (2.06%) IBM
7 16 (1.50%) Atmel
7 16 (1.50%) LexisNexis
8 11 (1.03%) Cisco
9 10 (0.93%) MuleSoft
10 9 (0.84%) Salesforce.com
11 4 (0.37%) Citrix
11 4 (0.37%) PayPal
12 3 (0.28%) Red Hat
13 2 (0.19%) Apple
13 2 (0.19%) Atlassian
13 2 (0.19%) Demandware
13 2 (0.19%) HP
14 1 (0.093%) Facebook