Test-Driven Development (TDD)
Central London > City of London
The table below provides summary statistics for contract job vacancies advertised in the City of 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 18 May 2025, comparing them to the same period in the previous two years.
| 6 months to 18 May 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 86 | 87 | 55 |
| Rank change year-on-year | +1 | -32 | -25 |
| Contract jobs citing TDD | 30 | 40 | 139 |
| As % of all contract jobs advertised in the City of London | 1.72% | 1.85% | 3.97% |
| As % of the Processes & Methodologies category | 1.83% | 2.04% | 4.33% |
| Number of daily rates quoted | 19 | 28 | 107 |
| 10th Percentile | £417 | £395 | £500 |
| 25th Percentile | £556 | £448 | £563 |
| Median daily rate (50th Percentile) | £638 | £625 | £650 |
| Median % change year-on-year | +2.00% | -3.85% | +1.96% |
| 75th Percentile | £688 | £731 | £781 |
| 90th Percentile | £715 | £798 | £825 |
| Central London median daily rate | £585 | £625 | £644 |
| % change year-on-year | -6.40% | -2.91% | +0.98% |
| Number of hourly rates quoted | 0 | 0 | 2 |
| Median hourly rate | - | - | £35.00 |
| Central London median hourly rate | - | - | £35.00 |
| % change year-on-year | - | - | -54.55% |
All Process and Methodology Skills
City of 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 the City of London.
| Contract vacancies with a requirement for process or methodology skills | 1,635 | 1,957 | 3,208 |
| As % of all contract IT jobs advertised in the City of London | 93.59% | 90.39% | 91.55% |
| Number of daily rates quoted | 1,027 | 1,377 | 2,170 |
| 10th Percentile | £353 | £350 | £356 |
| 25th Percentile | £463 | £450 | £481 |
| Median daily rate (50th Percentile) | £575 | £565 | £600 |
| Median % change year-on-year | +1.77% | -5.83% | +4.35% |
| 75th Percentile | £688 | £688 | £730 |
| 90th Percentile | £775 | £813 | £825 |
| Central London median daily rate | £564 | £550 | £600 |
| % change year-on-year | +2.50% | -8.33% | +4.35% |
| Number of hourly rates quoted | 13 | 12 | 26 |
| 10th Percentile | £22.00 | £19.95 | £14.75 |
| 25th Percentile | £23.75 | £20.22 | £17.08 |
| Median hourly rate | £28.15 | £25.63 | £35.00 |
| Median % change year-on-year | +9.85% | -26.79% | -13.58% |
| 75th Percentile | £43.75 | £40.00 | £57.50 |
| 90th Percentile | £60.75 | £41.65 | £88.30 |
| Central London median hourly rate | £29.07 | £27.81 | £35.00 |
| % change year-on-year | +4.53% | -20.54% | -14.63% |
TDD
Job Vacancy Trend in the City of London
Job postings citing TDD as a proportion of all IT jobs advertised in the City of London.
TDD
Contractor Daily Rate Trend in the City of London
3-month moving average daily rate quoted in jobs citing TDD in the City of London.
TDD
Daily Rate Histogram in the City of London
Daily rate distribution for jobs citing TDD in the City of London over the 6 months to 18 May 2025.
TDD
Contractor Hourly Rate Trend in the City of London
3-month moving average hourly rates quoted in jobs citing TDD in the City of London.
TDD
Co-occurring Skills and Capabilities in the City of 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:
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