JavaScript (including ECMAScript)
Wales > South Wales
The table below provides summary statistics and salary benchmarking for jobs advertised in South Wales requiring JavaScript skills. It covers permanent job vacancies from the 6 months leading up to 20 December 2025, with comparisons to the same periods in the previous two years.
| 6 months to 20 Dec 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 45 | 5 | 25 |
| Rank change year-on-year | -40 | +20 | -10 |
| Permanent jobs citing JavaScript | 21 | 108 | 41 |
| As % of all permanent jobs in South Wales | 2.46% | 16.14% | 7.79% |
| As % of the Programming Languages category | 14.19% | 47.58% | 19.52% |
| Number of salaries quoted | 19 | 73 | 36 |
| 10th Percentile | £28,250 | £23,750 | £36,175 |
| 25th Percentile | £39,500 | £31,250 | £43,438 |
| Median annual salary (50th Percentile) | £60,000 | £32,500 | £47,500 |
| Median % change year-on-year | +84.62% | -31.58% | -13.64% |
| 75th Percentile | £73,750 | £51,000 | £60,625 |
| 90th Percentile | - | £68,750 | £71,250 |
| Wales median annual salary | £55,000 | £32,500 | £47,500 |
| % change year-on-year | +69.23% | -31.58% | -13.64% |
All Programming Languages
South Wales
JavaScript 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 South Wales.
| Permanent vacancies with a requirement for coding skills | 148 | 227 | 210 |
| As % of all permanent jobs advertised in South Wales | 17.31% | 33.93% | 39.92% |
| Number of salaries quoted | 122 | 142 | 152 |
| 10th Percentile | £35,000 | £23,750 | £37,365 |
| 25th Percentile | £47,688 | £31,250 | £43,343 |
| Median annual salary (50th Percentile) | £55,000 | £47,750 | £52,500 |
| Median % change year-on-year | +15.18% | -9.05% | +4.95% |
| 75th Percentile | £67,500 | £65,000 | £66,250 |
| 90th Percentile | £75,000 | £74,144 | £72,433 |
| Wales median annual salary | £55,200 | £49,052 | £50,000 |
| % change year-on-year | +12.53% | -1.90% | - |
JavaScript
Job Vacancy Trend in South Wales
Historical trend showing the proportion of permanent IT job postings citing JavaScript relative to all permanent IT jobs advertised in South Wales.
JavaScript
Salary Trend in South Wales
Salary distribution trend for jobs in South Wales citing JavaScript.
JavaScript
Salary Histogram in South Wales
Salary distribution for jobs citing JavaScript in South Wales over the 6 months to 20 December 2025.
JavaScript
Job Locations in South Wales
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JavaScript within the South Wales region over the 6 months to 20 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 Permanent IT Job Ads |
Median Salary Past 6 Months |
Median Salary % Change on Same Period Last Year |
Live Jobs |
|---|---|---|---|---|---|
| Torfaen | - | 9 | £67,500 | - | |
| Cardiff | -28 | 8 | £60,000 | +84.62% | 8 |
| Newport | -18 | 3 | £30,500 | -37.11% | 9 |
| Bridgend | - | 1 | £50,000 | - | |
| JavaScript Wales |
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JavaScript
Co-Occurring Skills & Capabilities in South Wales 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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