Test-Driven Development (TDD)
East of England > Hertfordshire
The table below provides summary statistics for permanent job vacancies advertised in Hertfordshire requiring TDD skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited TDD over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.
| 6 months to 31 May 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 88 | 79 | 85 |
| Rank change year-on-year | -9 | +6 | -32 |
| Permanent jobs citing TDD | 3 | 42 | 37 |
| As % of all permanent jobs advertised in Hertfordshire | 0.36% | 2.03% | 2.16% |
| As % of the Processes & Methodologies category | 0.38% | 2.61% | 2.31% |
| Number of salaries quoted | 3 | 41 | 11 |
| 10th Percentile | - | £43,750 | £46,250 |
| 25th Percentile | £55,000 | £46,250 | £51,875 |
| Median annual salary (50th Percentile) | £60,000 | £60,000 | £60,000 |
| Median % change year-on-year | - | - | -7.69% |
| 75th Percentile | £76,250 | £65,000 | £65,000 |
| 90th Percentile | £83,000 | £68,750 | - |
| East of England median annual salary | £60,000 | £60,000 | £65,000 |
| % change year-on-year | - | -7.69% | +4.00% |
All Process and Methodology Skills
Hertfordshire
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 in Hertfordshire.
| Permanent vacancies with a requirement for process or methodology skills | 793 | 1,607 | 1,605 |
| As % of all permanent jobs advertised in Hertfordshire | 94.97% | 77.56% | 93.80% |
| Number of salaries quoted | 425 | 1,272 | 719 |
| 10th Percentile | £31,250 | £25,809 | £28,700 |
| 25th Percentile | £39,821 | £36,250 | £45,000 |
| Median annual salary (50th Percentile) | £52,000 | £52,500 | £57,500 |
| Median % change year-on-year | -0.95% | -8.70% | +4.55% |
| 75th Percentile | £65,000 | £65,000 | £70,000 |
| 90th Percentile | £83,250 | £75,900 | £80,000 |
| East of England median annual salary | £50,000 | £50,000 | £55,000 |
| % change year-on-year | - | -9.09% | +10.00% |
TDD
Job Vacancy Trend in Hertfordshire
Job postings citing TDD as a proportion of all IT jobs advertised in Hertfordshire.
TDD
Salary Trend in Hertfordshire
3-month moving average salary quoted in jobs citing TDD in Hertfordshire.
TDD
Salary Histogram in Hertfordshire
Salary distribution for jobs citing TDD in Hertfordshire over the 6 months to 31 May 2025.
TDD
Job Locations in Hertfordshire
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Hertfordshire region over the 6 months to 31 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 Permanent IT Job Ads |
Median Salary Past 6 Months |
Median Salary % Change on Same Period Last Year |
Live Jobs |
|---|---|---|---|---|---|
| Stevenage | +14 | 1 | £55,000 | - | 2 |
| Watford | +3 | 1 | £85,000 | +47.83% | 3 |
| TDD East of England |
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TDD
Co-occurring Skills and Capabilities in Hertfordshire 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: