Backend Developer Salary in Missouri: $119K Median
Backend Developers in Missouri earn between $77K and $196K per year.
That's -7% below the US national median.
As of April 2026, the median Backend Developer salary in Missouri is $119,040 per year — -7% below the US national median of $128,000. Salaries range from $77,376 (entry, 25th percentile) to $196,416 (90th percentile). Missouri's cost-of-living index is 89. State income tax applies.
About Backend Developers in Missouri
Backend developers design and build server-side applications, APIs, and database systems. They focus on scalability, reliability, and data integrity behind the scenes.
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Backend Developer Salary in Missouri Metros
Click any city for full breakdown including take-home pay calculator.
| City | Median |
|---|---|
| Kansas City | $121,600 |
How to Negotiate Your Backend Developer Salary in Missouri
Walk-away anchor: $103,513.
Leverage Points
- Reference levels.fyi total compensation data for your level (L4/L5/etc.) at comparable companies
- Quantify recent shipped impact: latency reduced, revenue driven, on-call incidents resolved
- Hold a competing offer (or credible interview pipeline) before the salary conversation
- Highlight in-demand skill premiums: LLMs, Kubernetes, Rust, distributed systems
Negotiate Beyond Base
Backend Developer Salary FAQ — Missouri
What is the average Backend Developer salary in Missouri?
How does Backend Developer pay in Missouri compare to the US average?
Did Backend Developer salaries in Missouri increase in 2026?
Which Missouri cities pay Backend Developers the most?
What's the job outlook for Backend Developers in Missouri?
Does Missouri have state income tax?
What skills are most in demand for Backend Developers in 2026?
How can I increase my Backend Developer salary in Missouri?
Methodology
Missouri Backend Developer salary is the BLS national median ($128,000) adjusted by Missouri's state multiplier (0.93×). YoY rate from BLS Employment Cost Index. Last reviewed April 29, 2026.
Backend Developer Salary in Other States
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