Kamailio (formerly OpenSER)
UK
The table below provides summary statistics for permanent job vacancies requiring Kamailio skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited Kamailio over the 6 months leading up to 16 July 2025, comparing them to the same period in the previous two years.
| 6 months to 16 Jul 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 733 | 882 | 892 |
| Rank change year-on-year | +149 | +10 | +388 |
| Permanent jobs citing Kamailio | 2 | 4 | 8 |
| As % of all permanent jobs advertised in the UK | 0.003% | 0.004% | 0.009% |
| As % of the System Software category | 0.030% | 0.035% | 0.059% |
| Number of salaries quoted | 2 | 4 | 8 |
| 10th Percentile | £38,700 | £73,125 | - |
| 25th Percentile | £43,500 | £75,938 | £37,500 |
| Median annual salary (50th Percentile) | £56,000 | £80,000 | £40,000 |
| Median % change year-on-year | -30.00% | +100.00% | -48.05% |
| 75th Percentile | £71,500 | £82,500 | £55,313 |
| 90th Percentile | £78,100 | - | £61,875 |
| UK excluding London median annual salary | £37,000 | £80,000 | £40,000 |
| % change year-on-year | -53.75% | +100.00% | -20.00% |
All System Software Skills
UK
Kamailio falls under the System Software category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring system software skills.
| Permanent vacancies with a requirement for system software skills | 6,664 | 11,298 | 13,477 |
| As % of all permanent jobs advertised in the UK | 11.09% | 10.95% | 15.80% |
| Number of salaries quoted | 3,911 | 8,639 | 9,380 |
| 10th Percentile | £27,750 | £26,250 | £27,977 |
| 25th Percentile | £34,625 | £32,500 | £37,000 |
| Median annual salary (50th Percentile) | £52,500 | £49,500 | £55,000 |
| Median % change year-on-year | +6.06% | -10.00% | - |
| 75th Percentile | £75,000 | £67,500 | £76,250 |
| 90th Percentile | £93,750 | £85,000 | £92,500 |
| UK excluding London median annual salary | £46,000 | £45,000 | £47,500 |
| % change year-on-year | +2.22% | -5.26% | -5.00% |
Kamailio
Job Vacancy Trend
Job postings citing Kamailio as a proportion of all IT jobs advertised.
Kamailio
Salary Trend
3-month moving average salary quoted in jobs citing Kamailio.
Kamailio
Salary Histogram
Salary distribution for jobs citing Kamailio over the 6 months to 16 July 2025.
Kamailio
Top 6 Job Locations
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Kamailio within the UK over the 6 months to 16 July 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 | +148 | 2 | £56,000 | -30.00% | 2 |
| Work from Home | +102 | 2 | £56,000 | -30.00% | 2 |
| UK excluding London | +154 | 1 | £37,000 | -53.75% | 2 |
| North of England | - | 1 | £37,000 | - | 2 |
| London | - | 1 | £75,000 | - | |
| North West | - | 1 | £37,000 | - | 2 |
Kamailio
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: