An Application Security (AppSec) Engineer earning the median salary of MX$831K in Mexico takes home approximately $656,867/year ($54,739/month) after ISR (income tax), using 2026 rates.
2026 median salary for each level in Mexico, and what it leaves after ISR (income tax). Standard salaried employee, SAT Art. 96 tarifa. 2026 rates.
| Level | Gross / year | Take-home / year | Per month | Effective rate |
|---|---|---|---|---|
| Junior | $485,000 | $402,754$33,563/mo | $33,563 | 17.0% |
| Mid-level | $828,000 | $654,767$54,564/mo | $54,564 | 20.9% |
| Senior | $1,272,000 | $965,567$80,464/mo | $80,464 | 24.1% |
| Lead / Principal | $1,806,000 | $1,326,717$110,560/mo | $110,560 | 26.5% |
The biggest pay step is Senior to Lead / Principal: $534,000 more a year before tax, of which $361,150 reaches take-home. 32% of that raise goes to ISR (income tax), against an average 24% on the Senior salary, because the extra pay is taxed at the top of your bands rather than spread across all of them.
Around the headline median, the middle half of Application Security (AppSec) Engineer salaries in Mexico run from $802,000 to $858,000 a year, which is $636,567 to $675,767 after ISR (income tax).
The table above uses the Application Security (AppSec) Engineer median. Enter your own gross salary below for a precise figure.
Annual take-home
$656,867
Monthly take-home
$54,739
Effective deduction rate
21.0%
ISR (income tax)
SAT Art. 96 tarifa, 2026 rates
$174,133
Permanent median
$831,000
$656,867 take-home
Contract median
$5,019/day
≈ $1,104,180 gross a year
At a median $5,019/day, contract work grosses about $1,104,180 a year over 220 billable days, 33% more than the $831,000 permanent median. That premium has to pay for what an employer would otherwise cover: paid holiday and sick days, pension contributions, and the gaps between contracts.
Contract and permanent benchmarks come from separate samples, so treat the gap as a guide rather than a like-for-like quote. See Application Security (AppSec) Engineer contract rates and contractor take-home →
An Application Security (AppSec) Engineer earning the median salary of MX$831K in Mexico takes home approximately $656,867 per year ($54,739 per month) after ISR (income tax), using 2026 rates.
On a median Application Security (AppSec) Engineer salary of MX$831K, the effective deduction rate (ISR (income tax)) is 21.0%, leaving $656,867 as take-home pay.
A senior Application Security (AppSec) Engineer in Mexico earns a median $1,272,000 a year and takes home approximately $965,567 ($80,464 per month) after ISR (income tax), an effective rate of 24.1%.
A junior Application Security (AppSec) Engineer in Mexico earns a median $485,000 a year and takes home approximately $402,754 ($33,563 per month) after ISR (income tax), an effective rate of 17.0%.
The biggest pay step is Senior to Lead / Principal: $534,000 more a year before tax, of which $361,150 reaches take-home. 32% of that raise goes to ISR (income tax), against an average 24% on the Senior salary, because the extra pay is taxed at the top of your bands rather than spread across all of them.
At a median $5,019/day, contract work grosses about $1,104,180 a year over 220 billable days, 33% more than the $831,000 permanent median. That premium has to pay for what an employer would otherwise cover: paid holiday and sick days, pension contributions, and the gaps between contracts. Contract and permanent benchmarks come from separate samples, so treat the gap as a guide.
Application Security (AppSec) Engineer Salary Benchmarks
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