TDD Contracts in London

Test-Driven Development (TDD)
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring TDD skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited TDD over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 126 79 60
Rank change year-on-year -47 -19 -13
Contract jobs citing TDD 284 485 1,098
As % of all contract jobs advertised in London 2.26% 2.72% 4.06%
As % of the Processes & Methodologies category 2.46% 3.07% 4.46%
Number of daily rates quoted 209 333 816
10th Percentile £400 £386 £463
25th Percentile £500 £475 £563
Median daily rate (50th Percentile) £615 £600 £650
Median % change year-on-year +2.50% -7.69% +4.00%
75th Percentile £750 £750 £766
90th Percentile £838 £848 £850
England median daily rate £534 £565 £625
% change year-on-year -5.58% -9.60% +4.17%
Number of hourly rates quoted 0 2 11
10th Percentile - £53.85 £35.00
25th Percentile - £55.88 £49.75
Median hourly rate - £60.50 £75.00
Median % change year-on-year - -19.33% +10.38%
75th Percentile - £63.88 -
90th Percentile - £65.15 £90.00
England median hourly rate £65.00 £65.00 £66.25
% change year-on-year - -1.89% +1.53%

All Process and Methodology Skills
London

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

Contract vacancies with a requirement for process or methodology skills 11,564 15,790 24,631
As % of all contract IT jobs advertised in London 92.16% 88.55% 91.11%
Number of daily rates quoted 7,847 11,316 17,711
10th Percentile £350 £338 £375
25th Percentile £440 £450 £475
Median daily rate (50th Percentile) £550 £550 £590
Median % change year-on-year - -6.78% +2.61%
75th Percentile £688 £675 £700
90th Percentile £813 £800 £800
England median daily rate £525 £525 £550
% change year-on-year - -4.55% +2.33%
Number of hourly rates quoted 166 324 278
10th Percentile £16.17 £16.00 £18.59
25th Percentile £22.68 £20.00 £22.53
Median hourly rate £31.67 £29.50 £38.13
Median % change year-on-year +7.36% -22.62% +5.90%
75th Percentile £50.75 £47.56 £62.64
90th Percentile £63.75 £65.93 £76.78
England median hourly rate £29.07 £36.00 £37.50
% change year-on-year -19.25% -4.00% +53.06%

TDD
Job Vacancy Trend in London

Job postings citing TDD as a proportion of all IT jobs advertised in London.

Job vacancy trend for TDD in London

TDD
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing TDD in London.

Daily rate trend for TDD in London

TDD
Daily Rate Histogram in London

Daily rate distribution for jobs citing TDD in London over the 6 months to 1 May 2025.

Daily rate histogram for TDD in London

TDD
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing TDD in London.

Hourly rate trend for TDD in London

TDD
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the London region over the 6 months to 1 May 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London +2 36 £626 +0.20% 49
South London +9 16 £475 -6.86% 1
West London -8 9 £550 +66.67% 12
East London +7 4 £580 -21.36% 12
TDD
England

TDD
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 24 (8.45%) Confluence
2 5 (1.76%) Apache Spark
3 3 (1.06%) SharePoint
4 2 (0.70%) Alfresco
4 2 (0.70%) Apache
4 2 (0.70%) Camunda
5 1 (0.35%) Anypoint
5 1 (0.35%) Apache Airflow
5 1 (0.35%) IIS
5 1 (0.35%) MQSeries
5 1 (0.35%) nginx
5 1 (0.35%) Oracle Coherence
5 1 (0.35%) Tomcat
5 1 (0.35%) WebLogic
5 1 (0.35%) WordPress
Applications
1 2 (0.70%) Microsoft Excel
1 2 (0.70%) MS Visio
1 2 (0.70%) Notepad++
Business Applications
1 4 (1.41%) Dynamics CRM
2 1 (0.35%) NetSuite
2 1 (0.35%) Oracle TCA
2 1 (0.35%) SAP HCM
2 1 (0.35%) Workday HCM
Cloud Services
1 124 (43.66%) AWS
2 102 (35.92%) Azure
3 39 (13.73%) Azure DevOps
4 38 (13.38%) GCP
5 21 (7.39%) Serverless
6 16 (5.63%) Cloud Computing
7 15 (5.28%) GitHub
8 13 (4.58%) AWS Lambda
9 12 (4.23%) Amazon S3
10 10 (3.52%) Amazon EC2
10 10 (3.52%) Azure Data Factory
11 9 (3.17%) AWS CloudFormation
11 9 (3.17%) Azure Service Bus
11 9 (3.17%) OpenShift
11 9 (3.17%) Slack
12 8 (2.82%) Amazon EKS
13 7 (2.46%) Power Platform
13 7 (2.46%) Route 53
13 7 (2.46%) SaaS
14 6 (2.11%) CloudFront
Communications & Networking
1 6 (2.11%) HTTP
2 5 (1.76%) Firewall
3 3 (1.06%) Network Security
4 1 (0.35%) IPsec
4 1 (0.35%) Kerberos
4 1 (0.35%) PuTTY
4 1 (0.35%) SSL
4 1 (0.35%) VPN
Database & Business Intelligence
1 58 (20.42%) PostgreSQL
2 35 (12.32%) Relational Database
3 29 (10.21%) SQL Server
4 27 (9.51%) MongoDB
5 22 (7.75%) NoSQL
6 19 (6.69%) Redis
7 17 (5.99%) MySQL
8 10 (3.52%) Apache Cassandra
9 6 (2.11%) Amazon Aurora
9 6 (2.11%) DocumentDB
10 4 (1.41%) Amazon Redshift
10 4 (1.41%) CockroachDB
11 3 (1.06%) Oracle Database
11 3 (1.06%) SQL Server Reporting Services
12 2 (0.70%) Azure SQL Database
12 2 (0.70%) KDB
12 2 (0.70%) RDBMS
13 1 (0.35%) Big Data
13 1 (0.35%) Hadoop
13 1 (0.35%) SAP Data Services
Development Applications
1 51 (17.96%) Jenkins
2 37 (13.03%) Git
3 36 (12.68%) JUnit
4 35 (12.32%) JIRA
5 17 (5.99%) Cucumber
5 17 (5.99%) Gradle
5 17 (5.99%) Mockito
6 13 (4.58%) Liquibase
7 12 (4.23%) GitLab
8 11 (3.87%) Jasmine
8 11 (3.87%) TeamCity
9 8 (2.82%) Cypress.io
9 8 (2.82%) Maven
9 8 (2.82%) Postman
10 7 (2.46%) Selenium
11 6 (2.11%) Bitbucket
11 6 (2.11%) JMeter
11 6 (2.11%) REST Assured
12 4 (1.41%) Artifactory
12 4 (1.41%) CircleCI
General
1 96 (33.80%) Finance
2 65 (22.89%) Social Skills
3 51 (17.96%) Banking
4 43 (15.14%) Public Sector
5 36 (12.68%) Front Office
6 32 (11.27%) Analytical Skills
7 30 (10.56%) Investment Banking
8 16 (5.63%) Marketing
9 13 (4.58%) Back Office
9 13 (4.58%) Electronics
9 13 (4.58%) Manufacturing
9 13 (4.58%) Telecoms
10 7 (2.46%) Retail Banking
11 3 (1.06%) Presentation Skills
12 2 (0.70%) Financial Institution
12 2 (0.70%) Inclusion and Diversity
12 2 (0.70%) Multimedia
13 1 (0.35%) Games
13 1 (0.35%) Military
13 1 (0.35%) Retail
Job Titles
1 179 (63.03%) Developer
2 74 (26.06%) Java Developer
3 69 (24.30%) Senior
4 46 (16.20%) Lead
5 45 (15.85%) Senior Developer
6 38 (13.38%) Software Engineer
7 33 (11.62%) Full-Stack Developer
8 28 (9.86%) Senior Java Developer
9 23 (8.10%) C# Developer
10 22 (7.75%) Lead Developer
11 19 (6.69%) Java Engineer
12 18 (6.34%) Lead Java Developer
12 18 (6.34%) React Developer
13 17 (5.99%) Full-Stack Engineer
14 16 (5.63%) .NET Developer
14 16 (5.63%) Developer/Software Engineer
14 16 (5.63%) Full-Stack Software Engineer
15 14 (4.93%) Technical Leader
16 13 (4.58%) Architect
17 11 (3.87%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 61 (21.48%) React
2 56 (19.72%) .NET
2 56 (19.72%) Spring
3 49 (17.25%) Kafka
4 44 (15.49%) Spring Boot
5 42 (14.79%) AngularJS
6 35 (12.32%) REST
7 27 (9.51%) Node.js
7 27 (9.51%) RESTful
8 26 (9.15%) HTML
8 26 (9.15%) Swagger
9 24 (8.45%) Redux
10 23 (8.10%) .NET Framework
11 22 (7.75%) OpenAPI
12 21 (7.39%) Vue
13 19 (6.69%) GraphQL
14 17 (5.99%) CSS
15 16 (5.63%) Web Services
16 15 (5.28%) .NET Core
17 13 (4.58%) Hibernate
Miscellaneous
1 31 (10.92%) Fixed Income
2 25 (8.80%) Derivative
3 19 (6.69%) Distributed Systems
3 19 (6.69%) Equities
4 17 (5.99%) Product Ownership
5 16 (5.63%) Hedge funds
6 15 (5.28%) Foreign Exchange (FX)
7 13 (4.58%) Public Cloud
8 12 (4.23%) N-Tier
9 10 (3.52%) Distributed Denial-of-Service
9 10 (3.52%) Market Risk
10 9 (3.17%) Cloud Native
10 9 (3.17%) Self-Motivation
11 7 (2.46%) Blockchain
11 7 (2.46%) Equity Derivative
11 7 (2.46%) Legacy Systems
12 6 (2.11%) Algorithms
12 6 (2.11%) Management Information System
12 6 (2.11%) PKI
13 4 (1.41%) Data Protection Act
Operating Systems
1 24 (8.45%) Linux
2 15 (5.28%) Red Hat Enterprise Linux
3 6 (2.11%) Unix
4 3 (1.06%) Windows
5 1 (0.35%) Mac OS X
5 1 (0.35%) Windows Server
Processes & Methodologies
1 152 (53.52%) Agile
2 112 (39.44%) CI/CD
3 94 (33.10%) DevOps
4 82 (28.87%) Microservices
5 78 (27.46%) BDD
6 69 (24.30%) Software Engineering
7 60 (21.13%) Test Automation
8 57 (20.07%) Continuous Integration
9 47 (16.55%) Design Patterns
9 47 (16.55%) Full-Stack Development
10 40 (14.08%) Analytics
11 39 (13.73%) Computer Science
11 39 (13.73%) Continuous Delivery
11 39 (13.73%) Problem-Solving
12 37 (13.03%) Clean Code
13 33 (11.62%) Unit Testing
14 32 (11.27%) Containerisation
15 31 (10.92%) SOLID
16 29 (10.21%) Scrum
17 27 (9.51%) OO
Programming Languages
1 147 (51.76%) Java
2 92 (32.39%) SQL
3 75 (26.41%) JavaScript
4 74 (26.06%) Python
5 63 (22.18%) C#
6 56 (19.72%) TypeScript
7 19 (6.69%) PowerShell
8 15 (5.28%) Scala
9 13 (4.58%) Bash
10 9 (3.17%) Shell Script
11 7 (2.46%) C++
12 6 (2.11%) F#
12 6 (2.11%) T-SQL
13 4 (1.41%) Apex Code
13 4 (1.41%) DAML
13 4 (1.41%) Haskell
13 4 (1.41%) Kotlin
14 3 (1.06%) Groovy
14 3 (1.06%) Ruby
14 3 (1.06%) Solidity
Qualifications
1 55 (19.37%) Security Cleared
2 52 (18.31%) SC Cleared
3 35 (12.32%) Degree
4 14 (4.93%) Numerate Degree
5 9 (3.17%) Computer Science Degree
6 6 (2.11%) Microsoft Certification
7 5 (1.76%) MCPD
7 5 (1.76%) MCSD
8 3 (1.06%) BPSS Clearance
9 2 (0.70%) SAFe Agilist
9 2 (0.70%) TOGAF Certification
10 1 (0.35%) AWS Certification
10 1 (0.35%) ISTQB
10 1 (0.35%) ISTQB Foundation Certification
10 1 (0.35%) MCAD
Quality Assurance & Compliance
1 17 (5.99%) QA
2 12 (4.23%) Accessibility
3 11 (3.87%) PCI DSS
4 3 (1.06%) WCAG
5 2 (0.70%) Data Quality
5 2 (0.70%) MiFID
6 1 (0.35%) GDPR
6 1 (0.35%) HL7
6 1 (0.35%) ISO/IEC 27001
6 1 (0.35%) NIST
System Software
1 62 (21.83%) Docker
2 1 (0.35%) Active Directory
2 1 (0.35%) Apache ZooKeeper
2 1 (0.35%) RACF
Systems Management
1 60 (21.13%) Kubernetes
2 18 (6.34%) Terraform
3 12 (4.23%) Ansible
4 6 (2.11%) Grafana
5 5 (1.76%) Prometheus
6 3 (1.06%) Kibana
7 2 (0.70%) Single Sign-On
8 1 (0.35%) CloudHub
8 1 (0.35%) Kubeflow
8 1 (0.35%) Packer
Vendors
1 43 (15.14%) Microsoft
2 19 (6.69%) Oracle
3 15 (5.28%) SAP
4 9 (3.17%) Splunk
5 7 (2.46%) Salesforce
6 6 (2.11%) TIBCO
7 4 (1.41%) Databricks
7 4 (1.41%) Dynatrace
8 3 (1.06%) CA Agile Central
8 3 (1.06%) Red Hat
9 2 (0.70%) Dell
9 2 (0.70%) IBM
9 2 (0.70%) MuleSoft
10 1 (0.35%) AppDynamics
10 1 (0.35%) Cognizant
10 1 (0.35%) CyberArk
10 1 (0.35%) Informatica
10 1 (0.35%) ION Trading
10 1 (0.35%) Virgin Media
10 1 (0.35%) Workday