OpenGL Shading Language (GLSL)
East of England > Hertfordshire
The table below provides summary statistics and salary benchmarking for jobs advertised in Hertfordshire requiring GLSL skills. It covers permanent job vacancies from the 6 months leading up to 19 November 2025, with comparisons to the same periods in the previous two years.
| 6 months to 19 Nov 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 86 | - | - |
| Rank change year-on-year | - | - | - |
| Permanent jobs citing GLSL | 1 | 0 | 0 |
| As % of all permanent jobs in Hertfordshire | 0.084% | - | - |
| As % of the Programming Languages category | 0.47% | - | - |
| Number of salaries quoted | 1 | 0 | 0 |
| 10th Percentile | - | - | - |
| 25th Percentile | £37,500 | - | - |
| Median annual salary (50th Percentile) | £40,000 | - | - |
| 75th Percentile | £42,500 | - | - |
| 90th Percentile | - | - | - |
| East of England median annual salary | £40,000 | - | - |
All Programming Languages
Hertfordshire
GLSL falls under the Programming Languages category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring coding skills in Hertfordshire.
| Permanent vacancies with a requirement for coding skills | 211 | 343 | 157 |
| As % of all permanent jobs advertised in Hertfordshire | 17.63% | 23.64% | 22.27% |
| Number of salaries quoted | 176 | 175 | 124 |
| 10th Percentile | £28,750 | £41,250 | £41,625 |
| 25th Percentile | £33,750 | £50,000 | £50,000 |
| Median annual salary (50th Percentile) | £52,000 | £67,500 | £60,000 |
| Median % change year-on-year | -22.96% | +12.50% | +3.45% |
| 75th Percentile | £60,000 | £76,000 | £67,500 |
| 90th Percentile | £83,750 | £95,000 | £80,000 |
| East of England median annual salary | £50,500 | £65,000 | £60,000 |
| % change year-on-year | -22.31% | +8.33% | +4.35% |
GLSL
Job Vacancy Trend in Hertfordshire
Historical trend showing the proportion of permanent IT job postings citing GLSL relative to all permanent IT jobs advertised in Hertfordshire.
GLSL
Salary Trend in Hertfordshire
Salary distribution trend for jobs in Hertfordshire citing GLSL.
GLSL
Job Locations in Hertfordshire
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing GLSL within the Hertfordshire region over the 6 months to 19 November 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 | - | 1 | £40,000 | - | 2 |
| GLSL East of England |
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GLSL
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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