How much does a Software Systems Developer IV make in Washington?
As of January 01, 2026, the average salary for a Software Systems Developer IV in Washington is $155,184 per year, which breaks down to an hourly rate of $75.
However, a Software Systems Developer IV's salary can vary significantly. Here’s a look at the typical salary range:
- Top Earners (90th percentile): $171,866
- Majority Range (25th-75th percentile): $147,574 to $163,916
- Entry-Level (10th percentile): $140,646