Senior JavaScript Developer
UK > Wales
The median Senior JavaScript Developer salary in Wales is £41,500 per year, according to job vacancies posted during the 6 months leading to 20 August 2025.
The table below provides salary benchmarking and summary statistics, comparing them to the same period in the previous two years.
| 6 months to 20 Aug 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 89 | - | - |
| Rank change year-on-year | - | - | - |
| DemandTrendPermanent jobs requiring a Senior JavaScript Developer | 1 | 0 | 0 |
| As % of all permanent jobs advertised in Wales | 0.052% | - | - |
| As % of the Job Titles category | 0.066% | - | - |
| Number of salaries quoted | 1 | 0 | 0 |
| 10th Percentile | - | - | - |
| 25th Percentile | £38,750 | - | - |
| Median annual salary (50th Percentile) | £41,500 | - | - |
| 75th Percentile | £44,250 | - | - |
| 90th Percentile | - | - | - |
| UK median annual salary | £75,000 | £77,500 | £70,000 |
| % change year-on-year | -3.23% | +10.71% | +3.70% |
All DemandTrendPermanent IT Job Vacancies
Wales
For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in Wales. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.
| DemandTrendPermanent vacancies in Wales with a recognized job title | 1,524 | 1,661 | 1,335 |
| % of permanent jobs with a recognized job title | 79.25% | 92.28% | 88.18% |
| Number of salaries quoted | 1,027 | 1,141 | 723 |
| 10th Percentile | £23,504 | £28,000 | £27,500 |
| 25th Percentile | £25,087 | £35,000 | £35,000 |
| Median annual salary (50th Percentile) | £35,000 | £45,000 | £46,000 |
| Median % change year-on-year | -22.22% | -2.17% | -8.00% |
| 75th Percentile | £60,000 | £58,750 | £61,250 |
| 90th Percentile | £73,000 | £70,000 | £72,500 |
| UK median annual salary | £55,000 | £55,000 | £60,000 |
| % change year-on-year | - | -8.33% | - |
Senior JavaScript Developer
Job Vacancy Trend in Wales
Job postings that featured Senior JavaScript Developer in the job title as a proportion of all IT jobs advertised in Wales.
Senior JavaScript Developer
Salary Trend in Wales
Salary distribution trend for Senior JavaScript Developer job vacancies in Wales.
Senior JavaScript Developer
Job Locations in Wales
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Senior JavaScript Developer within the Wales region over the 6 months to 20 August 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 DemandTrendPermanent IT Job Ads |
Median Salary Past 6 Months |
Median Salary % Change on Same Period Last Year |
Live Jobs |
|---|---|---|---|---|---|
| South Wales | - | 1 | £41,500 | - | 1 |
| Senior JavaScript Developer UK |
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Senior JavaScript Developer Skill Set
Top 22 Co-occurring Skills and Capabilities in Wales
For the 6 months to 20 August 2025, Senior JavaScript Developer job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Wales region featuring Senior JavaScript Developer in the job title.
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Senior JavaScript Developer Skill Set
Co-occurring Skills and Capabilities in Wales 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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