Java Native Interface (JNI)
England > London
The table below provides summary statistics for permanent job vacancies advertised in London requiring JNI skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited JNI over the 6 months leading up to 24 July 2025, comparing them to the same period in the previous two years.
| 6 months to 24 Jul 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | - | - | 572 |
| Rank change year-on-year | - | - | +331 |
| Permanent jobs citing JNI | 0 | 0 | 5 |
| As % of all permanent jobs advertised in London | - | - | 0.018% |
| As % of the Libraries, Frameworks & Software Standards category | - | - | 0.057% |
| Number of salaries quoted | 0 | 0 | 5 |
| 10th Percentile | - | - | - |
| 25th Percentile | - | - | £75,000 |
| Median annual salary (50th Percentile) | - | - | £80,000 |
| 75th Percentile | - | - | £85,000 |
| 90th Percentile | - | - | - |
| England median annual salary | - | - | £80,000 |
| % change year-on-year | - | - | +77.78% |
All Software Libraries and Frameworks
London
JNI 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 in London.
| Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills | 3,554 | 5,290 | 8,759 |
| As % of all permanent jobs advertised in London | 27.26% | 24.77% | 31.65% |
| Number of salaries quoted | 2,294 | 4,024 | 7,218 |
| 10th Percentile | £51,250 | £47,750 | £50,000 |
| 25th Percentile | £63,156 | £61,750 | £62,500 |
| Median annual salary (50th Percentile) | £82,750 | £85,000 | £80,000 |
| Median % change year-on-year | -2.65% | +6.25% | +6.67% |
| 75th Percentile | £111,250 | £111,250 | £100,000 |
| 90th Percentile | £135,000 | £142,500 | £120,000 |
| England median annual salary | £67,500 | £60,000 | £67,500 |
| % change year-on-year | +12.50% | -11.11% | +3.85% |
JNI
Job Vacancy Trend in London
Job postings citing JNI as a proportion of all IT jobs advertised in London.
JNI
Salary Trend in London
3-month moving average salary quoted in jobs citing JNI in London.