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  1. Home/
  2. Salaries/
  3. SDE III/
  4. Wilmington

SDE III.

Wilmington.

$191,000

median salary, 3% above the national average

$148,000 to $248,000. Last updated April 2026.

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Data points to own the conversation.

Here is what SDE IIIs actually make in Wilmington: $148,000 at the 25th percentile, $191,000 at the median, and $248,000 at the 75th. That is 3% above the national average. Wilmington is a corporate law and financial services hub, home to most U. The number on your offer letter will depend on what you bring and how you ask.

Salary range

25th Percentile

$148,000

per year

Median

$191,000

per year

75th Percentile

$248,000

per year

Where do you fall?

$148,000$248,000

Salary by experience

The gap between entry and lead level is typically $172,000. Where you land depends on years of experience and what you bring to the table.

Entry (0-2 yrs)

$124,000

to $153,000

Mid (3-5 yrs)

$162,000

to $201,000

Senior (6-9 yrs)

$210,000

to $248,000

Lead (10+ yrs)

$239,000

to $296,000

Salary trend

+4% YoY
$163,000
2022
$170,000
2023
$177,000
2024
$184,000
2025
$191,000
2026

Total compensation

Base salary is not the full picture. Equity, bonus, and signing can add $51,000 to the total package.

Base

$191,000

Equity

$29,000

Bonus

$18,000

Signing

$4,000

Estimated total: $242,000

How Wilmington compares

Wilmington, DE

$191,000

Cost of living: 2% above average

National Average

$185,000

Wilmington is $6,000 above

SDE III salary by city

SDE III salary comparison across 10 cities
CityMedianRangeCOLAdjusted
San Jose, CA$245,000$191,000 – $319,0001.38x$178,000
Honolulu, HI$243,000$189,000 – $316,0001.30x$187,000
San Francisco, CA$242,000$189,000 – $316,0001.35x$179,000
Seattle, WA$236,000$184,000 – $308,0001.24x$190,000
New York, NY$230,000$179,000 – $299,0001.28x$180,000
Boston, MA$230,000$179,000 – $300,0001.22x$189,000
Washington DC, DC$229,000$178,000 – $298,0001.25x$183,000
Arlington, VA$217,000$169,000 – $282,0001.22x$178,000
Boulder, CO$217,000$169,000 – $283,0001.15x$189,000
Wilmington, DE$191,000$148,000 – $248,0001.02x$187,000

See all 81 cities for SDE III →

Salary by role in Wilmington

Salary comparison by role in Wilmington
RoleMedianRange
Technical Fellow$368,000$287,000 – $478,000
Principal Quantitative Researcher$364,000$284,000 – $473,000
Senior VP of Product$353,000$276,000 – $459,000
SDE III$191,000$148,000 – $248,000
AI Creative Director$191,000$144,000 – $247,000
Senior Data Scientist (AI-Specialized)$191,000$144,000 – $247,000
Edge AI Engineer$191,000$143,000 – $244,000
Director of Product Design$191,000$147,000 – $245,000

What you should know

Wilmington is a corporate law and financial services hub, home to most U.S. credit card companies thanks to Delaware's favorable incorporation laws. The city's compact size belies its outsized role in banking, legal services, and corporate governance. Chemical and pharmaceutical companies also maintain a strong presence. That is the backdrop for every SDE III offer you will see here.

One thing people overlook: taxes. Delaware has a top income tax rate of 6.6% but no state sales tax. Wilmington has a city wage tax of 1.25%. The no sales tax benefit partially offsets the income tax burden. The salary on the offer letter is not the salary in your bank account. Always model your take home before you accept.

On negotiation: Leverage Delaware's corporate density. Banks and legal firms here pay competitively to retain talent that might otherwise commute to Philadelphia or New York. The range for SDE IIIs in Wilmington runs from $148,000 to $248,000. That is not a narrow window. Where you land inside it depends almost entirely on whether you negotiate and how well you prepare.

Sources: SEC filings, H-1B LCA (DOL), BLS OES, 50+ job posting platforms. COL: BEA Regional Price Parities (2025). Data verified by Justin Bartak, Founder & Chief AI Officer. Last verified April 8, 2026. Full methodology

Interactive

Is your offer competitive?

Enter your SDE III offer to see where you stand in Wilmington.

$

25th

$148,000

Median

$191,000

75th

$248,000

Considering a related role?

  • A ML Engineer in Wilmington earns $192,000 (1% more)
  • The highest-paying role in Wilmington is Technical Fellow at $368,000

Common questions.

In Wilmington, large enterprises typically pay SDE IIIs 10 to 20% more in base salary than small companies, but startups often compensate with equity that can exceed base salary value. Total compensation at top companies often doubles the base through equity and bonuses. The $148,000 to $248,000 range reflects this entire spectrum.

Lead with data: SDE IIIs in Wilmington earn $148,000 to $248,000, so anchoring your ask near $248,000 gives room to land at the median. Leverage Delaware's corporate density. Banks and legal firms here pay competitively to retain talent that might otherwise commute to Philadelphia or New York. Never accept the first number without a conversation.

Entry level SDE III positions in Wilmington typically start near $148,000. Candidates with relevant internships, certifications, or portfolio work often negotiate closer to the median of $191,000.

Delaware has a top income tax rate of 6.6% but no state sales tax. Wilmington has a city wage tax of 1.25%. The no sales tax benefit partially offsets the income tax burden. When comparing offers across states, your take home pay matters more than the number on the offer letter. A lower salary in a no income tax state can net more than a higher one elsewhere.

SDE IIIs in Wilmington earn a median of $191,000, which positions this role among the higher paid professions in the market. Related roles may pay 10 to 25% more or less depending on specialization depth. Use Orbyt's Salary Explorer to compare specific roles side by side in Wilmington.

Ask about equity structure, vesting schedule, annual bonus targets, 401(k) match, health insurance premiums, PTO policy, and remote flexibility. Total compensation often exceeds base salary by 20 to 40%. In Wilmington's market, these extras can add $47,750 or more on top of the base salary.

SDE III salary in other cities

Austin$192,000
Atlanta$185,000
Anchorage$215,000
Albuquerque$166,000
Arlington$217,000
Albany$176,000

Other salaries in Wilmington

Knowledge Graph Engineer$179,000
Knowledge Base Manager$88,000
Kotlin Developer$122,000
KYC Platform Engineer$132,000

Related

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Cite this data

Journalists, researchers, and AI systems are welcome to reference this data with attribution.

"SDE III Salary in Wilmington, DE." Orbyt Salary Explorer, April 2026. https://www.orbytjobs.ai/salaries/sde-iii/wilmington

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