Portable Operating System Interface (POSIX)
England > West Midlands
The table below provides summary statistics for permanent job vacancies advertised in the West Midlands requiring POSIX skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited POSIX over the 6 months leading up to 11 May 2025, comparing them to the same period in the previous two years.
| 6 months to 11 May 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | - | 246 | 250 |
| Rank change year-on-year | - | +4 | +31 |
| Permanent jobs citing POSIX | 0 | 11 | 8 |
| As % of all permanent jobs advertised in the West Midlands | - | 0.15% | 0.13% |
| As % of the Libraries, Frameworks & Software Standards category | - | 0.95% | 0.55% |
| Number of salaries quoted | 0 | 10 | 1 |
| 10th Percentile | - | - | - |
| 25th Percentile | - | - | £39,250 |
| Median annual salary (50th Percentile) | - | £50,000 | £43,500 |
| Median % change year-on-year | - | +14.94% | +24.29% |
| 75th Percentile | - | - | £47,750 |
| 90th Percentile | - | - | - |
| England median annual salary | - | £50,000 | £43,500 |
| % change year-on-year | - | +14.94% | +24.29% |
All Software Libraries and Frameworks
West Midlands
POSIX 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 the West Midlands.
| Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills | 527 | 1,158 | 1,448 |
| As % of all permanent jobs advertised in the West Midlands | 12.00% | 15.70% | 22.70% |
| Number of salaries quoted | 373 | 1,005 | 712 |
| 10th Percentile | £38,750 | £33,750 | £37,500 |
| 25th Percentile | £46,250 | £41,250 | £47,500 |
| Median annual salary (50th Percentile) | £57,500 | £55,000 | £57,500 |
| Median % change year-on-year | +4.55% | -4.35% | +4.55% |
| 75th Percentile | £71,250 | £67,500 | £68,750 |
| 90th Percentile | £78,750 | £77,200 | £79,000 |
| England median annual salary | £66,254 | £60,000 | £67,500 |
| % change year-on-year | +10.42% | -11.11% | +3.85% |
POSIX
Job Vacancy Trend in the West Midlands
Job postings citing POSIX as a proportion of all IT jobs advertised in the West Midlands.
POSIX
Salary Trend in the West Midlands
3-month moving average salary quoted in jobs citing POSIX in the West Midlands.