Firewall
South London > Merton
The table below provides summary statistics and salary benchmarking for jobs advertised in Merton requiring Firewall skills. It covers permanent job vacancies from the 6 months leading up to 31 December 2025, with comparisons to the same periods in the previous two years.
| 6 months to 31 Dec 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | - | 15 | 10 |
| Rank change year-on-year | - | -5 | +30 |
| Permanent jobs citing Firewall | 0 | 1 | 2 |
| As % of all permanent jobs in Merton | - | 2.33% | 4.65% |
| As % of the Communications & Networking category | - | 16.67% | 33.33% |
| Number of salaries quoted | 0 | 1 | 2 |
| 10th Percentile | - | - | £35,500 |
| 25th Percentile | - | £37,500 | £40,000 |
| Median annual salary (50th Percentile) | - | £40,000 | £50,000 |
| Median % change year-on-year | - | -20.00% | -4.76% |
| 75th Percentile | - | £42,500 | £60,000 |
| 90th Percentile | - | - | £64,500 |
| South London median annual salary | £46,000 | £60,000 | £46,250 |
| % change year-on-year | -23.33% | +29.73% | -11.90% |
All Communications and Computer Networking Skills
Merton
Firewall 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 Merton.
| Permanent vacancies with a requirement for communications or computer networking skills | 32 | 6 | 6 |
| As % of all permanent jobs advertised in Merton | 36.36% | 13.95% | 13.95% |
| Number of salaries quoted | 0 | 3 | 6 |
| 10th Percentile | - | £38,568 | £35,500 |
| 25th Percentile | - | £40,170 | £38,875 |
| Median annual salary (50th Percentile) | - | £42,840 | £40,500 |
| Median % change year-on-year | - | +5.78% | +4.52% |
| 75th Percentile | - | - | £61,000 |
| 90th Percentile | - | - | £82,500 |
| South London median annual salary | £42,500 | £60,822 | £45,625 |
| % change year-on-year | -30.12% | +33.31% | -13.10% |
Firewall
Job Vacancy Trend in Merton
Historical trend showing the proportion of permanent IT job postings citing Firewall relative to all permanent IT jobs advertised in Merton.
Firewall
Salary Trend in Merton
Salary distribution trend for jobs in Merton citing Firewall.
