Intrusion Detection
Central London > City of London
The table below provides summary statistics for permanent job vacancies advertised in the City of London requiring Intrusion Detection skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited Intrusion Detection over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.
| 6 months to 31 May 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 131 | 159 | 214 |
| Rank change year-on-year | +28 | +55 | +62 |
| Permanent jobs citing Intrusion Detection | 8 | 19 | 16 |
| As % of all permanent jobs advertised in the City of London | 0.41% | 0.57% | 0.36% |
| As % of the Communications & Networking category | 3.43% | 4.20% | 3.17% |
| Number of salaries quoted | 8 | 19 | 14 |
| 10th Percentile | - | £45,950 | £39,750 |
| 25th Percentile | £46,000 | £47,000 | £62,875 |
| Median annual salary (50th Percentile) | £47,000 | £67,000 | £77,500 |
| Median % change year-on-year | -29.85% | -13.55% | +47.62% |
| 75th Percentile | £77,500 | £87,500 | £102,500 |
| 90th Percentile | £81,625 | £95,000 | £105,000 |
| Central London median annual salary | £47,000 | £67,000 | £77,500 |
| % change year-on-year | -29.85% | -13.55% | +47.62% |
All Communications and Computer Networking Skills
City of London
Intrusion Detection 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 City of London.
| Permanent vacancies with a requirement for communications or computer networking skills | 233 | 452 | 505 |
| As % of all permanent jobs advertised in the City of London | 11.91% | 13.51% | 11.28% |
| Number of salaries quoted | 195 | 332 | 400 |
| 10th Percentile | £35,000 | £31,775 | £32,500 |
| 25th Percentile | £42,500 | £40,750 | £40,000 |
| Median annual salary (50th Percentile) | £62,500 | £55,000 | £62,500 |
| Median % change year-on-year | +13.64% | -12.00% | - |
| 75th Percentile | £81,875 | £77,500 | £77,500 |
| 90th Percentile | £99,000 | £93,625 | £100,000 |
| Central London median annual salary | £62,500 | £55,000 | £62,500 |
| % change year-on-year | +13.64% | -12.00% | +0.81% |
Intrusion Detection
Job Vacancy Trend in the City of London
Job postings citing Intrusion Detection as a proportion of all IT jobs advertised in the City of London.
Intrusion Detection
Salary Trend in the City of London
3-month moving average salary quoted in jobs citing Intrusion Detection in the City of London.
Intrusion Detection
Salary Histogram in the City of London
Salary distribution for jobs citing Intrusion Detection in the City of London over the 6 months to 31 May 2025.
Intrusion Detection
Co-occurring Skills and Capabilities in the City of London 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: