US Department of Labor records
H-1B sponsors for Software Developers in O’Fallon
12 employers filed 86 certified Labor Condition Applications for Software Developers with a worksite in O’Fallon, MO, October 2025 to June 2026. A filing is the step before an H-1B petition: it shows the employer has sponsored this kind of job here, not that a particular opening will.
- H-1B filings
- 86
- October 2025 to June 2026
- Employers
- 12
- that filed
- Median offered
- $138,000
- a year, full-time
Top 12 employers by filings
Median offered wage shown when an employer has three or more full-time filings here.
- 1
Mastercard Technologies, LLC
Senior Software Engineer
Median $138,000
64$138,000 - 2
Mastercard International Incorporated
Senior Software Engineer
Median $138,000
8$138,000 - 3
Perficient, Inc.
Lead Technical Consultant
Median $155,250
3$155,250 - 4
Avco Consulting, Inc.
Business OPS Engineer
2 - 5
XORIANT CORPORATION
Senior Software Engineer
2 - 6
Cigna-Evernorth Services Inc.
Software Engineering Senior Advisor
1 - 7
Citibank, N.A.
Applications Development Tech Lead Analyst
1 - 8
LimeLightLogic Inc.
Software Developer
1 - 9
NATSOFT CORPORATION
Senior Software Engineer
1 - 10
NEO PRISM SOLUTIONS LLC
Software Engineer
1 - 11
PIONEER CONSULTING SERVICES LLC
Java Developer
1 - 12
Veridic Solutions LLC
Senior Software Development Engineer
1
See the roles 2 of these employers have open in O’Fallon right now, read from their own careers sites, and get an email when they post new ones.
Open in the sponsor finderFrequently asked questions
Which companies sponsor H-1B visas for Software Developers in O’Fallon?
From October 2025 to June 2026, the employers with the most certified Labor Condition Applications for Software Developers with a worksite in O’Fallon, MO were Mastercard Technologies, LLC (64), Mastercard International Incorporated (8), Perficient and Inc. (3). In all, 12 employers filed 86 applications.
What do H-1B employers offer Software Developers in O’Fallon?
The median of the lowest wage offered on full-time filings was $138,000 a year. The most common band was $100k to $150k, on 74% of full-time filings. These are the wages employers wrote on their applications, not what anyone was paid.
Does a filing mean the employer will sponsor my visa?
No. A certified Labor Condition Application is the step before an H-1B petition, not a visa approval, and it is about the employer, not a particular opening. It shows the employer has sponsored this kind of job here before. Confirm sponsorship for the role you apply to.
Where does this data come from?
From the US Department of Labor's LCA disclosure data, FY2026 Q3, counting applications certified from October 2025 to June 2026 for Software Developers at worksites in O’Fallon, MO. We check for new data every week.