web3.js - Ethereum JavaScript API
UK
The table below provides summary statistics for permanent job vacancies requiring web3js skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited web3js over the 6 months leading up to 29 May 2025, comparing them to the same period in the previous two years.
| 6 months to 29 May 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 688 | 859 | 922 |
| Rank change year-on-year | +171 | +63 | +22 |
| Permanent jobs citing web3js | 20 | 55 | 31 |
| As % of all permanent jobs advertised in the UK | 0.036% | 0.054% | 0.032% |
| As % of the Libraries, Frameworks & Software Standards category | 0.22% | 0.26% | 0.11% |
| Number of salaries quoted | 6 | 45 | 20 |
| 10th Percentile | £27,500 | £42,500 | £31,250 |
| 25th Percentile | £51,875 | - | £40,000 |
| Median annual salary (50th Percentile) | £150,000 | £70,000 | £58,750 |
| Median % change year-on-year | +114.29% | +19.15% | -16.07% |
| 75th Percentile | £157,500 | £100,000 | £82,500 |
| 90th Percentile | £167,500 | £122,500 | £111,000 |
| UK excluding London median annual salary | - | £70,000 | £45,000 |
| % change year-on-year | - | +55.56% | -55.00% |
All Software Libraries and Frameworks
UK
web3js falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring technical specification, industry standards, software libraries and framework skills.
| Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills | 9,277 | 21,317 | 29,159 |
| As % of all permanent jobs advertised in the UK | 16.91% | 20.77% | 29.95% |
| Number of salaries quoted | 5,706 | 15,893 | 18,093 |
| 10th Percentile | £38,750 | £36,250 | £40,500 |
| 25th Percentile | £51,250 | £45,000 | £51,000 |
| Median annual salary (50th Percentile) | £66,230 | £60,000 | £67,500 |
| Median % change year-on-year | +10.38% | -11.11% | +3.85% |
| 75th Percentile | £87,500 | £78,750 | £87,500 |
| 90th Percentile | £111,250 | £100,000 | £106,250 |
| UK excluding London median annual salary | £60,000 | £55,000 | £57,500 |
| % change year-on-year | +9.09% | -4.35% | +4.55% |
web3js
Job Vacancy Trend
Job postings citing web3js as a proportion of all IT jobs advertised.
web3js
Salary Trend
3-month moving average salary quoted in jobs citing web3js.
web3js
Salary Histogram
Salary distribution for jobs citing web3js over the 6 months to 29 May 2025.
web3js
Top 3 Job Locations
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing web3js within the UK over the 6 months to 29 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 |
|---|---|---|---|---|---|
| England | +147 | 19 | £150,000 | +100.00% | 413 |
| London | +90 | 19 | £150,000 | +50.00% | 127 |
| Work from Home | +120 | 6 | £155,000 | +64.89% | 292 |
web3js
Co-occurring Skills and Capabilities 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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