JavaScript (including ECMAScript)
Hounslow > Osterley
The table below provides summary statistics and contractor rates for jobs advertised in Osterley requiring JavaScript skills. It covers contract job vacancies from the 6 months leading up to 13 December 2025, with comparisons to the same periods in the previous two years.
| 6 months to 13 Dec 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | - | 6 | 16 |
| Rank change year-on-year | - | +10 | -4 |
| Contract jobs citing JavaScript | 0 | 3 | 3 |
| As % of all contract jobs in Osterley | - | 17.65% | 5.00% |
| As % of the Programming Languages category | - | 60.00% | 9.38% |
| Number of daily rates quoted | 0 | 1 | 1 |
| Median daily rate (50th Percentile) | - | £280 | £480 |
| Median % change year-on-year | - | -41.67% | -27.55% |
| Hounslow median daily rate | £365 | £493 | £563 |
| % change year-on-year | -25.89% | -12.44% | -16.67% |
| Number of hourly rates quoted | 0 | 0 | 1 |
| Median hourly rate | - | - | £75.00 |
| Hounslow median hourly rate | - | - | £75.00 |
| % change year-on-year | - | - | +7.14% |
All Programming Languages
Osterley
JavaScript falls under the Programming Languages category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring coding skills in Osterley.
| Contract vacancies with a requirement for coding skills | 2 | 5 | 32 |
| As % of all contract IT jobs advertised in Osterley | 50.00% | 29.41% | 53.33% |
| Number of daily rates quoted | 2 | 2 | 11 |
| 10th Percentile | - | £305 | £75 |
| 25th Percentile | - | £341 | £80 |
| Median daily rate (50th Percentile) | £300 | £415 | £500 |
| Median % change year-on-year | -27.71% | -17.00% | -11.50% |
| 75th Percentile | - | £501 | £594 |
| 90th Percentile | - | £546 | £619 |
| Hounslow median daily rate | £390 | £440 | £500 |
| % change year-on-year | -11.36% | -12.00% | -9.50% |
| Number of hourly rates quoted | 0 | 0 | 8 |
| 10th Percentile | - | - | £62.90 |
| 25th Percentile | - | - | £66.50 |
| Median hourly rate | - | - | £72.00 |
| Median % change year-on-year | - | - | -4.00% |
| 75th Percentile | - | - | £77.50 |
| 90th Percentile | - | - | £86.50 |
| Hounslow median hourly rate | - | - | £72.00 |
| % change year-on-year | - | - | -0.69% |
JavaScript
Job Vacancy Trend in Osterley
Historical trend showing the proportion of contract IT job postings citing JavaScript relative to all contract IT jobs advertised in Osterley.
JavaScript
Daily Rate Trend in Osterley
Contractor daily rate distribution trend for jobs in Osterley citing JavaScript.
JavaScript
Hourly Rate Trend in Osterley
Contractor hourly rate distribution trend for jobs in Osterley citing JavaScript.
