Test-Driven Development (TDD)
UK

The table below provides summary statistics and salary benchmarking for jobs requiring TDD skills. It covers permanent job vacancies from the 6 months leading up to 16 July 2026, with comparisons to the same periods in the previous two years.

6 months to
16 Jul 2026
Same period 2025 Same period 2024
Rank 297 180 135
Rank change year-on-year -117 -45 -53
Permanent jobs citing TDD 644 881 2,000
As % of all permanent jobs in the UK 0.65% 1.79% 1.98%
As % of the Processes & Methodologies category 0.88% 1.99% 2.41%
Number of salaries quoted 481 473 1,488
10th Percentile £45,000 £51,250 £42,500
25th Percentile £51,250 £61,250 £51,250
Median annual salary (50th Percentile) £65,000 £70,000 £62,500
Median % change year-on-year -7.14% +12.00% -10.71%
75th Percentile £83,750 £93,750 £82,500
90th Percentile £93,750 £111,250 £98,556
UK excluding London median annual salary £62,500 £67,500 £60,000
% change year-on-year -7.41% +12.50% -4.00%

All Process & Methodology Skills
UK

TDD falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills.

Permanent vacancies with a requirement for process or methodology skills 72,823 44,302 82,887
As % of all permanent jobs advertised in the UK 73.72% 90.16% 82.12%
Number of salaries quoted 50,276 24,855 57,929
10th Percentile £30,250 £28,750 £30,000
25th Percentile £41,250 £38,000 £40,000
Median annual salary (50th Percentile) £60,000 £57,201 £55,000
Median % change year-on-year +4.89% +4.00% -8.84%
75th Percentile £78,750 £77,500 £72,500
90th Percentile £100,000 £98,750 £92,500
UK excluding London median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - -9.09%

TDD
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing TDD relative to all permanent IT jobs advertised.

TDD job vacancy trend in the UK

TDD
Salary Trend

Salary distribution trend for jobs in the UK citing TDD.

Salary distribution trend for jobs in the UK citing TDD

TDD
Salary Histogram

Salary distribution for jobs citing TDD over the 6 months to 16 July 2026.

Salary histogram for TDD in the UK

TDD
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the UK over the 6 months to 16 July 2026. 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
England -101 587 £67,249 -3.93% 172
UK excluding London -89 452 £62,500 -7.41% 125
Work from Home -71 293 £65,000 -7.14% 86
North of England -1 195 £65,000 -7.14% 38
London -150 148 £82,500 - 72
North West +5 131 £67,249 +1.51% 21
South East -15 130 £60,000 -7.69% 32
North East -23 39 £52,130 +9.75% 11
South West -47 37 £63,500 -5.93% 17
Midlands -77 33 £61,250 -3.16% 20
East of England -2 30 £67,500 +12.50% 7
West Midlands -58 30 £60,000 -6.98% 11
Yorkshire -29 25 £57,500 -18.44% 7
Wales -38 23 £63,500 -9.29% 2
Scotland -71 4 £62,500 -26.69% 5
East Midlands -69 3 £65,000 +36.84% 9
Northern Ireland -57 2 £75,651 +68.11% 4

TDD
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 28 (4.35%) Confluence
2 6 (0.93%) Adobe Experience Manager
3 5 (0.78%) CMS
3 5 (0.78%) SharePoint
4 4 (0.62%) Apache
4 4 (0.62%) Apache Spark
4 4 (0.62%) GeoServer
4 4 (0.62%) OpenStack
5 3 (0.47%) Apache Solr
5 3 (0.47%) DNN
5 3 (0.47%) EPiServer
5 3 (0.47%) Immediacy CMS
5 3 (0.47%) Kentico
5 3 (0.47%) Sitecore CMS
5 3 (0.47%) Sitefinity
5 3 (0.47%) Umbraco
6 2 (0.31%) Documentum
6 2 (0.31%) Oracle SOA Suite
6 2 (0.31%) WebLogic
7 1 (0.16%) NServiceBus
Applications
1 5 (0.78%) Chatbot
Business Applications
1 4 (0.62%) Oracle EBS
2 2 (0.31%) Dynamics CRM
3 1 (0.16%) Oracle Applications
3 1 (0.16%) Oracle SCM
3 1 (0.16%) Payment Gateway
3 1 (0.16%) Shopify
Cloud Services
1 328 (50.93%) AWS
2 256 (39.75%) Azure
3 116 (18.01%) GitHub
4 93 (14.44%) Serverless
5 67 (10.40%) GitHub Copilot
6 53 (8.23%) GCP
7 49 (7.61%) AWS Lambda
8 45 (6.99%) Azure DevOps
9 39 (6.06%) Amazon S3
10 31 (4.81%) Amazon ECS
11 25 (3.88%) SaaS
12 18 (2.80%) Amazon EC2
12 18 (2.80%) Amazon EKS
13 15 (2.33%) Azure Service Bus
14 14 (2.17%) Azure AI
15 13 (2.02%) AWS CloudFormation
15 13 (2.02%) Azure Cosmos DB
15 13 (2.02%) ChatGPT
15 13 (2.02%) Firebase
15 13 (2.02%) PaaS
Communications & Networking
1 21 (3.26%) HTTP
2 10 (1.55%) Wireless
3 9 (1.40%) Bluetooth
3 9 (1.40%) Modbus
3 9 (1.40%) Profibus
3 9 (1.40%) RS-232
3 9 (1.40%) RS-485
3 9 (1.40%) ZigBee
4 5 (0.78%) TCP/IP
5 2 (0.31%) Broadband
6 1 (0.16%) Network Security
Database & Business Intelligence
1 132 (20.50%) MongoDB
2 77 (11.96%) PostgreSQL
3 76 (11.80%) Azure SQL Database
4 72 (11.18%) Elasticsearch
5 58 (9.01%) NoSQL
6 52 (8.07%) MySQL
7 35 (5.43%) SQL Server
8 30 (4.66%) Relational Database
9 21 (3.26%) DynamoDB
10 18 (2.80%) Redis
11 16 (2.48%) Amazon RDS
12 5 (0.78%) Amazon Athena
12 5 (0.78%) Big Data
12 5 (0.78%) RDBMS
13 4 (0.62%) Geospatial Data
13 4 (0.62%) GIS
13 4 (0.62%) QGIS
13 4 (0.62%) SQL Server Reporting Services
14 3 (0.47%) Flink
14 3 (0.47%) Power BI
Development Applications
1 106 (16.46%) Git
2 56 (8.70%) Jenkins
3 42 (6.52%) JIRA
4 38 (5.90%) JUnit
5 22 (3.42%) Mockito
6 17 (2.64%) GitLab
7 14 (2.17%) Maven
8 13 (2.02%) fastlane
8 13 (2.02%) Postman
8 13 (2.02%) Selenium
9 11 (1.71%) Cucumber
10 9 (1.40%) JMeter
11 7 (1.09%) Atlassian Bamboo
11 7 (1.09%) Moq
11 7 (1.09%) Spock
11 7 (1.09%) Xcode
12 6 (0.93%) Android Studio
12 6 (0.93%) Crashlytics
12 6 (0.93%) Gradle
12 6 (0.93%) XCUITest
General
1 145 (22.52%) Finance
2 92 (14.29%) Social Skills
3 90 (13.98%) Public Sector
4 66 (10.25%) Banking
5 37 (5.75%) Analytical Skills
6 35 (5.43%) Inclusion and Diversity
7 24 (3.73%) Manufacturing
8 18 (2.80%) Advertising
9 16 (2.48%) Electronics
10 15 (2.33%) Influencing Skills
11 13 (2.02%) Retail
12 10 (1.55%) Marketing
13 9 (1.40%) Documentation Skills
13 9 (1.40%) Organisational Skills
13 9 (1.40%) Retail Banking
14 8 (1.24%) Front Office
14 8 (1.24%) Tech for Good
15 7 (1.09%) Aerospace
15 7 (1.09%) Automotive
15 7 (1.09%) Legal
Job Titles
1 314 (48.76%) Developer
2 185 (28.73%) Senior
3 153 (23.76%) Software Engineer
4 110 (17.08%) Lead
5 102 (15.84%) Senior Developer
6 89 (13.82%) .NET Developer
7 62 (9.63%) Software Developer
8 57 (8.85%) Java Developer
8 57 (8.85%) Lead Software Engineer
9 39 (6.06%) Full-Stack Developer
10 35 (5.43%) Java Engineer
11 30 (4.66%) Python Engineer
12 29 (4.50%) Senior Software Engineer
13 27 (4.19%) Senior Software Developer
14 26 (4.04%) Development Engineer
14 26 (4.04%) Software Development Engineer
15 25 (3.88%) Senior Java Developer
16 24 (3.73%) Full-Stack Engineer
17 23 (3.57%) C# Software Engineer
18 22 (3.42%) Backend Developer
Libraries, Frameworks & Software Standards
1 170 (26.40%) .NET
2 139 (21.58%) Node.js
3 130 (20.19%) React
4 109 (16.93%) Spring
5 108 (16.77%) AngularJS
6 87 (13.51%) RESTful
6 87 (13.51%) Spring Boot
7 81 (12.58%) .NET Core
7 81 (12.58%) ASP.NET
8 80 (12.42%) REST
9 74 (11.49%) ASP.NET Core
10 72 (11.18%) Vue
11 71 (11.02%) HTML
12 64 (9.94%) CSS
13 51 (7.92%) .NET Framework
14 38 (5.90%) Kafka
15 35 (5.43%) ASP.NET Web API
16 25 (3.88%) Entity Framework
17 23 (3.57%) Android Jetpack
17 23 (3.57%) Jetpack Compose
Miscellaneous
1 73 (11.34%) Product Ownership
2 57 (8.85%) Cloud Native
3 39 (6.06%) Greenfield Project
4 38 (5.90%) Distributed Systems
5 34 (5.28%) Mobile App
6 32 (4.97%) Public Cloud
7 21 (3.26%) Legacy Systems
8 12 (1.86%) Management Information System
9 10 (1.55%) Embedded Systems
9 10 (1.55%) Enterprise Software
10 9 (1.40%) Data Structures
10 9 (1.40%) Onboarding
11 8 (1.24%) Mobile Banking
12 7 (1.09%) Acoustics
12 7 (1.09%) Analytical Mindset
12 7 (1.09%) Self-Motivation
13 6 (0.93%) Foreign Exchange (FX)
13 6 (0.93%) Virtual Team
14 5 (0.78%) IoT
14 5 (0.78%) Mobile Payment
Operating Systems
1 30 (4.66%) Linux
2 24 (3.73%) Android
3 13 (2.02%) Apple iOS
4 10 (1.55%) Windows
5 9 (1.40%) FreeRTOS
5 9 (1.40%) Unix
6 3 (0.47%) AIX
7 1 (0.16%) VMS
Processes & Methodologies
1 473 (73.45%) Agile
2 303 (47.05%) CI/CD
3 233 (36.18%) Microservices
3 233 (36.18%) Software Engineering
4 214 (33.23%) BDD
5 201 (31.21%) Scrum
6 192 (29.81%) Full-Stack Development
7 181 (28.11%) DevOps
8 176 (27.33%) Test Automation
9 144 (22.36%) Mentoring
10 129 (20.03%) Kanban
11 111 (17.24%) AI
12 89 (13.82%) Clean Code
12 89 (13.82%) Continuous Improvement
13 86 (13.35%) Coaching
14 84 (13.04%) Technical Leadership
15 74 (11.49%) Infrastructure as Code
16 71 (11.02%) OO
16 71 (11.02%) Problem-Solving
17 70 (10.87%) Roadmaps
Programming Languages
1 281 (43.63%) Java
2 191 (29.66%) SQL
3 183 (28.42%) C#
4 171 (26.55%) JavaScript
5 147 (22.83%) Python
6 127 (19.72%) TypeScript
7 38 (5.90%) C++
8 31 (4.81%) Kotlin
9 28 (4.35%) PHP
10 27 (4.19%) Scala
11 17 (2.64%) Ruby
12 15 (2.33%) C
13 14 (2.17%) PL/SQL
14 13 (2.02%) Swift
15 9 (1.40%) Shell Script
16 8 (1.24%) Rust
17 7 (1.09%) Bash
17 7 (1.09%) Go
17 7 (1.09%) T-SQL
17 7 (1.09%) XAML
Qualifications
1 99 (15.37%) Security Cleared
2 83 (12.89%) SC Cleared
3 63 (9.78%) Degree
4 27 (4.19%) Computer Science Degree
5 9 (1.40%) AWS Certification
5 9 (1.40%) DV Cleared
5 9 (1.40%) Master's Degree
6 5 (0.78%) AWS Certified Cloud Practitioner
6 5 (0.78%) PhD
7 4 (0.62%) Azure Certification
7 4 (0.62%) BPSS Clearance
7 4 (0.62%) ISTQB
8 3 (0.47%) ISTQB Foundation Certification
9 2 (0.31%) AWS Certified Solutions Architect
9 2 (0.31%) CITP
9 2 (0.31%) Microsoft Certification
10 1 (0.16%) ISEB
10 1 (0.16%) ITIL Certification
10 1 (0.16%) Numerate Degree
Quality Assurance & Compliance
1 54 (8.39%) QA
2 32 (4.97%) Accessibility
3 20 (3.11%) WCAG
4 8 (1.24%) Data Quality
5 4 (0.62%) ISO/IEC 27001
6 3 (0.47%) ISO 9001
7 2 (0.31%) GDPR
7 2 (0.31%) Software Quality Assurance
8 1 (0.16%) MiFID
8 1 (0.16%) SLA
8 1 (0.16%) SOC 2
System Software
1 181 (28.11%) Docker
2 12 (1.86%) Firmware
3 9 (1.40%) Embedded Firmware
4 6 (0.93%) Virtual Desktop
5 1 (0.16%) Active Directory
Systems Management
1 158 (24.53%) Kubernetes
2 65 (10.09%) Terraform
3 16 (2.48%) Ansible
4 11 (1.71%) Kibana
5 10 (1.55%) Packer
6 5 (0.78%) AWS Copilot
7 2 (0.31%) Progress Chef
7 2 (0.31%) Prometheus
8 1 (0.16%) Grafana
Vendors
1 98 (15.22%) Microsoft
2 26 (4.04%) Oracle
3 21 (3.26%) Dynatrace
4 18 (2.80%) Google
5 17 (2.64%) Splunk
6 11 (1.71%) Salesforce
7 9 (1.40%) AppDynamics
8 8 (1.24%) Atlassian
9 7 (1.09%) Apple
10 6 (0.93%) Adobe
11 5 (0.78%) Databricks
11 5 (0.78%) IBM
11 5 (0.78%) OneLogin
11 5 (0.78%) Pega
12 3 (0.47%) Alterian
12 3 (0.47%) OpenAI
12 3 (0.47%) Optimizely
12 3 (0.47%) ServiceNow
12 3 (0.47%) Sitecore
12 3 (0.47%) YouTube