GIAC Penetration Tester (GPEN)
England > London
The table below provides summary statistics for permanent job vacancies advertised in London with a requirement for GPEN qualifications. It includes a benchmarking guide to the salaries offered 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 | - | 493 | 598 |
| Rank change year-on-year | - | +105 | +296 |
| Permanent jobs citing GPEN | 0 | 8 | 14 |
| As % of all permanent jobs advertised in London | - | 0.033% | 0.043% |
| As % of the Qualifications category | - | 0.12% | 0.16% |
| Number of salaries quoted | 0 | 6 | 3 |
| 10th Percentile | - | - | £59,500 |
| 25th Percentile | - | £47,500 | £70,000 |
| Median annual salary (50th Percentile) | - | £57,500 | £90,000 |
| Median % change year-on-year | - | -36.11% | +63.64% |
| 75th Percentile | - | £67,500 | £94,250 |
| 90th Percentile | - | - | £95,300 |
| England median annual salary | - | £65,000 | £90,000 |
| % change year-on-year | - | -27.78% | +63.64% |
All Academic and Professional Certifications
London
GPEN falls under the Academic Qualifications and Professional Certifications category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring academic qualifications or professional certifications in London.
| Permanent vacancies requiring academic qualifications or professional certifications | 4,329 | 6,778 | 8,593 |
| As % of all permanent jobs advertised in London | 33.87% | 28.21% | 26.70% |
| Number of salaries quoted | 1,828 | 4,188 | 5,409 |
| 10th Percentile | £41,250 | £35,631 | £40,000 |
| 25th Percentile | £52,500 | £47,604 | £51,250 |
| Median annual salary (50th Percentile) | £70,000 | £67,500 | £67,500 |
| Median % change year-on-year | +3.70% | - | +3.85% |
| 75th Percentile | £90,750 | £87,500 | £90,000 |
| 90th Percentile | £111,250 | £103,540 | £112,500 |
| England median annual salary | £55,000 | £54,399 | £60,000 |
| % change year-on-year | +1.11% | -9.34% | +9.09% |
GPEN
Job Vacancy Trend in London
Job postings citing GPEN as a proportion of all IT jobs advertised in London.
GPEN
Salary Trend in London
3-month moving average salary quoted in jobs citing GPEN in London.