Senior Software Engineer H-1B Salary in O’Fallon, MO
Employers have filed 51 certified H-1B Labor Condition Applications for Senior Software Engineer positions in O’Fallon, MO, with a median salary of $115,000. That's 15% lower than the national Senior Software Engineer H-1B median of $135,000 across all U.S. locations, and 6% higher than the O’Fallon, MO all-roles H-1B median of $108,000. Senior Software Engineer ranks #1 among H-1B job titles filed from O’Fallon, MO.
Headline numbers for Senior Software Engineer H-1B roles in O’Fallon, MO, sourced from certified DOL Labor Condition Applications. This pair ranks #422 by filing volume out of the 6,873 job × city combinations we track — one of the largest for Senior Software Engineer hiring.
Senior Software Engineer H-1B Salary Range in O’Fallon, MO
The pay distribution for this role spans $19,000 from the 10th to 90th percentile. Half of all offers fall between $112,000 and $115,000, the interquartile range where most experienced Senior Software Engineers land. The median of $115,000 sits 15% lower than the national Senior Software Engineer H-1B median.
- 10th percentile
- $96,000
- 25th percentile
- $112,000
- Median
- $115,000
- 75th percentile
- $115,000
- 90th percentile
- $115,000
Top Employers Hiring Senior Software Engineers in O’Fallon, MO
MASTERCARD TECHNOLOGIES is the largest H-1B sponsor for Senior Software Engineer in O’Fallon, MO, with 36 certified filings (71% of local Senior Software Engineer H-1B filings) at a median salary of $115,000. Among the top sponsors, EVERNORTH ENTERPRISE SERVICES pays the highest median at $116,792. The pay spread across top employers is 40%, so which employer you work for materially affects your offer.
Pay spread among top employers: 40% ($83,637 at INFOSHARE SYSTEMS to $116,792 at EVERNORTH ENTERPRISE SERVICES)
| Employer | Filings | Median Salary |
|---|---|---|
| MASTERCARD TECHNOLOGIES | 36 | $115,000 |
| MASTERCARD INTERNATIONAL INCORPORATED | 5 | $112,000 |
| INFOSHARE SYSTEMS | 1 | $83,637 |
| EVERNORTH ENTERPRISE SERVICES | 1 | $116,792 |
| SILVERFALLS SOLUTIONS | 1 | $86,000 |
How This Salary Compares
Two benchmarks worth knowing. The first is the national Senior Software Engineer H-1B median across every U.S. location — a measure of how local cost-of-living and market demand shift pay up or down. The second is the all-roles H-1B median in O’Fallon, MO, which tells you whether Senior Software Engineer pays above or below the typical H-1B job in this metro.
Senior Software Engineer H-1B Salaries in Other Cities
The other top metros where Senior Software Engineer is an active H-1B role. San Francisco, CA has the most filings (4,749) outside O’Fallon, MO. Click any city below for local salary percentiles and top sponsoring employers.
| City | Filings | Median Salary |
|---|---|---|
| San Francisco, CA | 4,749 | $180,000 |
| Sunnyvale, CA | 4,316 | $159,370 |
| New York, NY | 3,365 | $151,819 |
| San Jose, CA | 2,528 | $175,000 |
| Austin, TX | 2,201 | $128,100 |
| Seattle, WA | 1,998 | $176,000 |
| Charlotte, NC | 1,829 | $128,232 |
| Mountain View, CA | 1,806 | $166,962 |
| Bentonville, AR | 1,650 | $126,000 |
| San Diego, CA | 1,640 | $121,597 |
Other H-1B Jobs in O’Fallon, MO
The most common H-1B specialty occupations filed from O’Fallon, MO, ranked by certified filing volume. Lead Software Engineer is the busiest non-Senior Software Engineer role here (318 filings). The highest-paying role on this list is Principal Software Engineer at a median of $162,000.
| Job Title | Filings | Median Salary |
|---|---|---|
| Lead Software Engineer | 318 | $125,000 |
| Software Engineer | 268 | $90,000 |
| Software Developer | 203 | $90,000 |
| Senior Bizops Engineer | 101 | $90,600 |
| Lead Bizops Engineer | 94 | $109,400 |
| Principal Software Engineer | 64 | $162,000 |
Key Insights
The median H-1B salary for Senior Software Engineer in O’Fallon, MO is $115,000, based on 51 certified Labor Condition Applications filed with the U.S. Department of Labor. This is 15% lower than the national Senior Software Engineer H-1B median of $135,000 across all U.S. locations. It is also 6% higher than the overall H-1B median of $108,000 in O’Fallon, MO across all job titles.
Salaries span a $19,000 range from the 10th percentile ($96,000) to the 90th percentile ($115,000). The middle 50% of workers earn between $112,000 and $115,000, reflecting variation in experience, specific technical skills, and employer tier.
MASTERCARD TECHNOLOGIES is the largest H-1B sponsor for this role in O’Fallon, MO, with 36 certified filings at a median salary of $115,000. Among the top employers, EVERNORTH ENTERPRISE SERVICES pays the highest median at $116,792. The pay spread across top employers is 40%, so which employer you work for meaningfully affects your offer.
Frequently Asked Questions
The most common questions people ask about Senior Software Engineer H-1B roles in O’Fallon, MO, answered directly from 51 certified Labor Condition Applications filed with the U.S. Department of Labor. Every answer below cites the specific data point it's based on.
What is the average Senior Software Engineer salary in O’Fallon, MO?
The median H-1B salary for Senior Software Engineer positions in O’Fallon, MO is $115,000, based on 51 certified Labor Condition Applications (LCAs) filed with the U.S. Department of Labor.
- 10th percentile
- $96,000
- 25th percentile
- $112,000
- Median
- $115,000
- 75th percentile
- $115,000
- 90th percentile
- $115,000
The salary distribution for Senior Software Engineer roles in O’Fallon, MO shows considerable range: the 10th percentile earns $96,000, while the 90th percentile earns $115,000. This $19,000 spread reflects differences in experience levels, specific technical skills, company size, and seniority.
Compared to the national H-1B median of $130,541, Senior Software Engineer salaries in O’Fallon, MO are 12% lower, reflecting the local cost of living and market demand for this role.
Which companies hire Senior Software Engineers in O’Fallon, MO?
The top employers sponsoring H-1B visas for Senior Software Engineer positions in O’Fallon, MO are:
These employers represent the largest H-1B sponsors for Senior Software Engineer roles specifically in O’Fallon, MO. MASTERCARD TECHNOLOGIES leads with 36 filings at a median salary of $115,000. Compensation varies by employer, ranging from $83,637 to $116,792.
How do I get an H-1B visa as a Senior Software Engineer in O’Fallon, MO?
To obtain an H-1B visa as a Senior Software Engineer in O’Fallon, MO, you'll need a sponsoring employer. The process involves several steps:
- Secure a job offer from a U.S. employer willing to sponsor your H-1B visa
- The employer files a Labor Condition Application (LCA) with the Department of Labor
- Once the LCA is certified, the employer files an H-1B petition with USCIS
- If selected in the H-1B lottery (if applicable) and approved, you can begin work
Based on our data, 51 H-1B positions for Senior Software Engineers in O’Fallon, MO have been certified, indicating strong demand for this role. The top sponsors listed above have a track record of successful H-1B sponsorship for this position.