Synchronous Digital Hierarchy (SDH)
England > South West
The table below provides summary statistics and salary benchmarking for jobs advertised in the South West requiring SDH skills. It covers permanent job vacancies from the 6 months leading up to 5 October 2025, with comparisons to the same periods in the previous two years.
| 6 months to 5 Oct 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | - | 227 | - |
| Rank change year-on-year | - | - | - |
| Permanent jobs citing SDH | 0 | 5 | 0 |
| As % of all permanent jobs in the South West | - | 0.072% | - |
| As % of the Communications & Networking category | - | 0.67% | - |
| Number of salaries quoted | 0 | 3 | 0 |
| Median annual salary (50th Percentile) | - | £67,500 | - |
| England median annual salary | £67,500 | £58,750 | £105,000 |
| % change year-on-year | +14.89% | -44.05% | +75.00% |
All Communications and Computer Networking Skills
South West
SDH 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 the South West.
| Permanent vacancies with a requirement for communications or computer networking skills | 577 | 751 | 802 |
| As % of all permanent jobs advertised in the South West | 16.09% | 10.87% | 17.18% |
| Number of salaries quoted | 362 | 442 | 630 |
| 10th Percentile | £26,625 | £30,000 | £29,000 |
| 25th Percentile | £30,000 | £33,500 | £36,250 |
| Median annual salary (50th Percentile) | £34,500 | £50,000 | £48,750 |
| Median % change year-on-year | -31.00% | +2.56% | +2.63% |
| 75th Percentile | £52,500 | £70,000 | £67,500 |
| 90th Percentile | £63,675 | £82,500 | £77,715 |
| England median annual salary | £40,000 | £51,500 | £52,500 |
| % change year-on-year | -22.33% | -1.90% | - |
SDH
Job Vacancy Trend in the South West
Historical trend showing the proportion of permanent IT job postings citing SDH relative to all permanent IT jobs advertised in the South West.
SDH
Salary Trend in the South West
Salary distribution trend for jobs in the South West citing SDH.
