RS-232
East of England > Hertfordshire
The table below provides summary statistics and salary benchmarking for jobs advertised in Hertfordshire requiring RS-232 skills. It covers permanent job vacancies from the 6 months leading up to 13 January 2026, with comparisons to the same periods in the previous two years.
| 6 months to 13 Jan 2026 |
Same period 2025 | Same period 2024 | |
|---|---|---|---|
| Rank | - | - | 69 |
| Rank change year-on-year | - | - | - |
| Permanent jobs citing RS-232 | 0 | 0 | 3 |
| As % of all permanent jobs in Hertfordshire | - | - | 0.37% |
| As % of the Communications & Networking category | - | - | 2.11% |
| Number of salaries quoted | 0 | 0 | 3 |
| Median annual salary (50th Percentile) | - | - | £65,000 |
| East of England median annual salary | £52,500 | £55,000 | £65,000 |
| % change year-on-year | -4.55% | -15.38% | - |
All Communications and Computer Networking Skills
Hertfordshire
RS-232 falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills in Hertfordshire.
| Permanent vacancies with a requirement for communications or computer networking skills | 339 | 224 | 142 |
| As % of all permanent jobs advertised in Hertfordshire | 20.11% | 18.73% | 17.47% |
| Number of salaries quoted | 97 | 125 | 111 |
| 10th Percentile | £28,000 | £35,350 | £28,800 |
| 25th Percentile | £39,250 | £46,250 | £35,625 |
| Median annual salary (50th Percentile) | £46,160 | £57,500 | £50,000 |
| Median % change year-on-year | -19.72% | +15.00% | +17.65% |
| 75th Percentile | £62,500 | £65,000 | £65,625 |
| 90th Percentile | £73,500 | £79,500 | £73,750 |
| East of England median annual salary | £40,000 | £51,500 | £48,500 |
| % change year-on-year | -22.33% | +6.19% | +14.12% |
RS-232
Job Vacancy Trend in Hertfordshire
Historical trend showing the proportion of permanent IT job postings citing RS-232 relative to all permanent IT jobs advertised in Hertfordshire.
RS-232
Salary Trend in Hertfordshire
Salary distribution trend for jobs in Hertfordshire citing RS-232.
