TDD Contract Job Trends in South London

Test-Driven Development (TDD)
London > South London

The table below provides summary statistics and contractor rates for jobs advertised in South London requiring TDD skills. It covers contract job vacancies from the 6 months leading up to 29 December 2025, with comparisons to the same periods in the previous two years.

6 months to
29 Dec 2025
Same period 2024 Same period 2023
Rank 33 32 33
Rank change year-on-year -1 +1 -13
Contract jobs citing TDD 10 6 13
As % of all contract jobs in South London 4.93% 2.56% 4.96%
As % of the Processes & Methodologies category 5.75% 2.88% 5.83%
Number of daily rates quoted 7 5 6
10th Percentile £511 £362 £374
25th Percentile £513 - £380
Median daily rate (50th Percentile) £537 £380 £384
Median % change year-on-year +41.32% -0.98% -30.23%
75th Percentile £558 £725 £420
90th Percentile £689 £751 £613
London median daily rate £530 £610 £639
% change year-on-year -13.07% -4.50% -3.22%

All Process & Methodology Skills
South 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 South London.

Contract vacancies with a requirement for process or methodology skills 174 208 223
As % of all contract IT jobs advertised in South London 85.71% 88.89% 85.11%
Number of daily rates quoted 116 141 156
10th Percentile £297 £238 £188
25th Percentile £447 £413 £400
Median daily rate (50th Percentile) £508 £525 £525
Median % change year-on-year -3.29% - -4.55%
75th Percentile £566 £600 £600
90th Percentile £641 £769 £675
London median daily rate £525 £550 £563
% change year-on-year -4.55% -2.22% -4.66%
Number of hourly rates quoted 10 5 17
10th Percentile £51.03 - £18.20
25th Percentile £54.55 £17.25 £21.75
Median hourly rate £61.22 £73.60 £30.00
Median % change year-on-year -16.82% +145.33% -31.99%
75th Percentile £66.50 £78.40 £49.88
90th Percentile £66.62 £81.28 £69.50
London median hourly rate £31.49 £35.50 £32.50
% change year-on-year -11.30% +9.23% -13.33%

TDD
Job Vacancy Trend in South London

Historical trend showing the proportion of contract IT job postings citing TDD relative to all contract IT jobs advertised in South London.

TDD job vacancy trend in South London

TDD
Daily Rate Trend in South London

Contractor daily rate distribution trend for jobs in South London citing TDD.

Contractor daily rate distribution trend for jobs in South London citing TDD

TDD
Daily Rate Histogram in South London

Daily rate distribution for jobs citing TDD in South London over the 6 months to 29 December 2025.

Daily rate histogram for TDD in South London

TDD
Contract Job Locations in South 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 South London region over the 6 months to 29 December 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
Croydon 0 7 £531 +39.74% 1
Bromley -2 2 £850 +16.24%
TDD
London

TDD
Co-Occurring Skills & Capabilities in South London 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:

Cloud Services
1 6 (60.00%) AWS
1 6 (60.00%) Azure
1 6 (60.00%) GCP
Communications & Networking
1 1 (10.00%) FIX Connectivity
Development Applications
1 2 (20.00%) Eclipse
1 2 (20.00%) Git
1 2 (20.00%) Gradle
1 2 (20.00%) IntelliJ
1 2 (20.00%) Maven
General
1 2 (20.00%) Front Office
1 2 (20.00%) Public Sector
2 1 (10.00%) Analytical Skills
Job Titles
1 5 (50.00%) Developer
2 4 (40.00%) Java Developer
3 3 (30.00%) DevOps Engineer
4 2 (20.00%) Algorithmic Trading Developer
4 2 (20.00%) Java Developer - Algorithmic Trading
4 2 (20.00%) Java Engineer
5 1 (10.00%) Full-Stack Developer
5 1 (10.00%) Full-Stack Engineer
5 1 (10.00%) Full-Stack Software Engineer
5 1 (10.00%) Java Software Engineer
5 1 (10.00%) Python Engineer
5 1 (10.00%) Python Software Engineer
5 1 (10.00%) Senior
5 1 (10.00%) Senior Full-Stack Engineer
5 1 (10.00%) Senior Full-Stack Software Engineer
5 1 (10.00%) Senior Java Engineer
5 1 (10.00%) Senior Java Software Engineer
5 1 (10.00%) Senior Software Engineer
5 1 (10.00%) Software Engineer
Libraries, Frameworks & Software Standards
1 7 (70.00%) Spring
2 2 (20.00%) FIX Protocol
3 1 (10.00%) Kafka
3 1 (10.00%) Node.js
3 1 (10.00%) React
Miscellaneous
1 2 (20.00%) Algorithms
1 2 (20.00%) Onboarding
2 1 (10.00%) Data Structures
2 1 (10.00%) Derivative
2 1 (10.00%) Equities
2 1 (10.00%) TWAP
2 1 (10.00%) VWAP
Operating Systems
1 1 (10.00%) Linux
1 1 (10.00%) Unix
Processes & Methodologies
1 9 (90.00%) Design Patterns
2 8 (80.00%) CI/CD
3 7 (70.00%) Code Quality
3 7 (70.00%) Continuous Integration
4 6 (60.00%) Containerisation
4 6 (60.00%) Continuous Delivery
4 6 (60.00%) CQRS
4 6 (60.00%) Domain-Driven Design
4 6 (60.00%) Microservices
5 3 (30.00%) DevOps
6 2 (20.00%) Algorithmic Trading
6 2 (20.00%) Full-Stack Development
6 2 (20.00%) Garbage Collection
6 2 (20.00%) Low Latency
6 2 (20.00%) Multithreading
6 2 (20.00%) OO
6 2 (20.00%) Quantitative Trading
6 2 (20.00%) Requirements Gathering
6 2 (20.00%) UML
6 2 (20.00%) Unit Testing
Programming Languages
1 9 (90.00%) Java
2 1 (10.00%) JavaScript
2 1 (10.00%) Python
2 1 (10.00%) Scala
Qualifications
1 7 (70.00%) SC Cleared
1 7 (70.00%) Security Cleared
Quality Assurance & Compliance
1 1 (10.00%) QA
System Software
1 7 (70.00%) Docker
Systems Management
1 7 (70.00%) Kubernetes