As of January 01, 2026, the average annual salary for Principal Full Stack Engineer in Delaware is $84,067, equivalent to $40 per hour, $1,617 weekly, or $7,006 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Principal Full Stack Engineer in cities like Santa Clara, San Jose, and Fremont.

Annually Salaries for Principal Full Stack Engineer in Delaware vary widely, spanning from $67,289 to $99,944. Most professionals fall between the 25th percentile ($75,285) and 75th percentile ($92,378), while top earners (90th percentile) make $99,944 per year. This $17,093 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or Software Development, or targeting high-paying regions like District of Columbia or California.

Location and experience significantly influence earnings. For example, Delaware Principal Full Stack Engineer often earn 1.3% higher than national averages due to demand from Fortune 84 companies. However, Delaware currently ranks 16 nationwide for Principal Full Stack Engineer job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.

Based on HR-reported data: a national average with a geographic differential
Principal Full Stack Engineer Salaries by Percentile
Percentile Salary Location Last Updated
10th Percentile Principal Full Stack Engineer Salary $67,289 DE January 01, 2026
25th Percentile Principal Full Stack Engineer Salary $75,285 DE January 01, 2026
50th Percentile Principal Full Stack Engineer Salary $84,067 DE January 01, 2026
75th Percentile Principal Full Stack Engineer Salary $92,378 DE January 01, 2026
90th Percentile Principal Full Stack Engineer Salary $99,944 DE January 01, 2026
25% $75,285 10% $67,289 90% $99,944 75% $92,378 $84,067 50%(Median) Didn’t find job title? Click
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What is A Principal Full Stack Engineer ?

The salary for a Principal Full Stack Engineer typically ranges from $120,000 to $180,000 annually, depending on factors such as experience, location, and the specific industry. This role requires expertise in both front-end and back-end technologies, along with strong leadership skills to guide development teams. Principal Full Stack Engineers are responsible for designing and implementing complex software solutions, ensuring high performance and responsiveness of applications. They collaborate with cross-functional teams, mentor junior engineers, and contribute to architectural decisions. Ad...

Source: (as of 06/04/2025). Read more from

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Location Avg. Salary Date Updated
Location Bear, DE Avg. Salary $87,870 Date Updated January 01, 2026
Location Delaware City, DE Avg. Salary $87,905 Date Updated January 01, 2026
Location Harrington, DE Avg. Salary $89,789 Date Updated January 01, 2026
Location Lewes, DE Avg. Salary $89,789 Date Updated January 01, 2026
Location Middletown, DE Avg. Salary $88,341 Date Updated January 01, 2026
Location Milford, DE Avg. Salary $89,789 Date Updated January 01, 2026
Location Rehoboth Beach, DE Avg. Salary $90,389 Date Updated January 01, 2026
Location Seaford, DE Avg. Salary $88,847 Date Updated January 01, 2026
Location Smyrna, DE Avg. Salary $88,521 Date Updated January 01, 2026
Location Bethany Beach, DE Avg. Salary $90,389 Date Updated January 01, 2026
Job Openings for Principal Full Stack Engineer in Delaware

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