GIAC Reverse Engineering Malware (GREM)
UK > UK excluding London
                        The table below provides summary statistics for permanent job vacancies advertised in the UK excluding London with a requirement for GREM qualifications. It includes a benchmarking guide to the salaries offered over the 6 months leading up to 4 November 2025, comparing them to the same period in the previous two years.
| 6 months to 4 Nov 2025  | 
		Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 524 | 593 | 527 | 
| Rank change year-on-year | +69 | -66 | +302 | 
| Permanent jobs citing GREM | 3 | 8 | 30 | 
| As % of all permanent jobs in the UK excluding London | 0.009% | 0.017% | 0.098% | 
| As % of the Qualifications category | 0.026% | 0.057% | 0.29% | 
| Number of salaries quoted | 3 | 0 | 30 | 
| 10th Percentile | - | - | £38,125 | 
| 25th Percentile | £77,500 | - | £42,500 | 
| Median annual salary (50th Percentile) | £80,000 | - | £45,000 | 
| Median % change year-on-year | - | - | -50.00% | 
| 75th Percentile | £82,500 | - | £47,500 | 
| 90th Percentile | - | - | £50,000 | 
| UK median annual salary | £80,000 | - | £45,000 | 
| % change year-on-year | - | - | -50.00% | 
All Academic and Professional Certifications
UK excluding London
GREM 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 the UK excluding London.
| Permanent vacancies requiring academic qualifications or professional certifications | 11,637 | 13,971 | 10,446 | 
| As % of all permanent jobs advertised in the UK excluding London | 33.30% | 29.25% | 34.09% | 
| Number of salaries quoted | 5,112 | 5,510 | 6,918 | 
| 10th Percentile | £28,000 | £31,250 | £28,500 | 
| 25th Percentile | £32,000 | £41,250 | £39,000 | 
| Median annual salary (50th Percentile) | £47,602 | £55,000 | £52,500 | 
| Median % change year-on-year | -13.45% | +4.76% | +5.00% | 
| 75th Percentile | £66,250 | £70,000 | £66,250 | 
| 90th Percentile | £80,000 | £82,500 | £78,750 | 
| UK median annual salary | £55,000 | £58,000 | £57,500 | 
| % change year-on-year | -5.17% | +0.87% | +3.47% | 
GREM
Job Vacancy Trend in the UK excluding London
Historical trend showing the proportion of permanent IT job postings citing GREM relative to all permanent IT jobs advertised in the UK excluding London.
GREM
Salary Trend in the UK excluding London
Salary distribution trend for jobs in the UK excluding London citing GREM.
GREM
Job Locations in the UK excluding London
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing GREM within the UK excluding London region over the 6 months to 4 November 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.
| Location | Rank Change on Same Period Last Year  | 
		Matching Permanent IT Job Ads  | 
		Median Salary Past 6 Months  | 
		Median Salary % Change on Same Period Last Year  | 
		Live Jobs  | 
	
|---|---|---|---|---|---|
| Scotland | -11 | 1 | £80,000 | - | 1 | 
| East of England | - | 1 | £80,000 | - | 1 | 
| South West | - | 1 | £80,000 | - | 1 | 
| GREM UK  | 
	|||||
GREM
Co-Occurring Skills & Capabilities in the UK excluding London by Category
The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category: