Hazard and Operability Study (HAZOP)
East of England > Hertfordshire
The table below provides summary statistics and salary benchmarking for jobs advertised in Hertfordshire requiring HAZOP skills. It covers permanent job vacancies from the 6 months leading up to 31 March 2026, with comparisons to the same periods in the previous two years.
| 6 months to 31 Mar 2026 |
Same period 2025 | Same period 2024 | |
|---|---|---|---|
| Rank | 102 | - | - |
| Rank change year-on-year | - | - | - |
| Permanent jobs citing HAZOP | 1 | 0 | 0 |
| As % of all permanent jobs in Hertfordshire | 0.045% | - | - |
| As % of the Quality Assurance & Compliance category | 0.58% | - | - |
| Number of salaries quoted | 0 | 0 | 0 |
| Median annual salary (50th Percentile) | - | - | - |
| East of England median annual salary | - | - | - |
All Quality Assurance and Compliance Skills
Hertfordshire
HAZOP falls under the Quality Assurance and Compliance category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring quality assurance or compliance skills in Hertfordshire.
| Permanent vacancies with a requirement for quality assurance or compliance skills | 173 | 73 | 171 |
| As % of all permanent jobs advertised in Hertfordshire | 7.78% | 8.74% | 9.47% |
| Number of salaries quoted | 86 | 59 | 119 |
| 10th Percentile | £31,875 | £27,200 | £24,750 |
| 25th Percentile | £42,500 | £32,500 | £37,000 |
| Median annual salary (50th Percentile) | £50,000 | £55,000 | £50,000 |
| Median % change year-on-year | -9.09% | +10.00% | -12.28% |
| 75th Percentile | £70,000 | £63,750 | £65,000 |
| 90th Percentile | £77,500 | £75,000 | £77,500 |
| East of England median annual salary | £50,000 | £54,000 | £43,000 |
| % change year-on-year | -7.41% | +25.58% | -21.82% |
HAZOP
Job Vacancy Trend in Hertfordshire
Historical trend showing the proportion of permanent IT job postings citing HAZOP relative to all permanent IT jobs advertised in Hertfordshire.
HAZOP
Salary Trend in Hertfordshire
Salary distribution trend for jobs in Hertfordshire citing HAZOP.
HAZOP
Job Locations in Hertfordshire
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing HAZOP within the Hertfordshire region over the 6 months to 31 March 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 |
|---|---|---|---|---|---|
| Royston | - | 1 | - | - | 1 |
| HAZOP East of England |
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HAZOP
Co-Occurring Skills & Capabilities in Hertfordshire 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:
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