Software Developer Jobs in O Fallon, IL

1-15 of 120 Jobs

Software Engineer

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 15 hours ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 15 hours ago

Software Engineer STRATEGIC STAFFING SOLUTIONS (S3) HAS AN OPENING! Strategic Staffing Solutions is currently looking for an SDET Engineer, W2, a contract opportunity with one of our largest...

Position Summary Full-Stack Software Engineer - CL4 Role Overview: As a Full-stack Software Engineer, you will actively engage in your engineering craft, taking a hands-on approach to multiple...

Software Engineer, Senior

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Software Engineer, Senior Booz Allen Hamilton Today Top Secret/SCI Unspecified Polygraph IT - Software Saint Louis, MO (ON-SITE/OFFICE) Job Number: R0220303 Software Engineer, Senior The...

Java Developer and Kafka

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Java Developer and Kafka Job Description: Responsible for delivering high-quality business and functional requirements (in the form of user stories) to the development teams for the purpose of...

Snowflake Developer with BA

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Snowflake Developer with BA Snowflake Developer with BA Saint Louis, MO 12+ Months Contract Exp Level- 10 Years Certifications Required : Certified Snowflake Data Engineer or equivalent...

Database Content Developer (Associate or Mid-Level)

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Database Content Developer (Associate or Mid-Level) Company: The Boeing Company Boeing Global Services (BGS) is currently seeking a Database Content Developer (Associate or Mid-Level) to become...

Snowflake Developer with BA Skills (Hybrid)

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Snowflake Developer with BA Skills (Hybrid) Snowflake Developer with BA Skills (Hybrid) Work Location: SaintLouis,MO Pay Rate - $65/hr on C2C We are seeking an experienced Business Analyst with 8...

CTIO-AI Engineer-Sr Associate

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Industry/Sector Not Applicable Specialism Data Science Management Level Senior Associate Job Description & Summary At PwC, our people in data and analytics engineering focus on leveraging advanced...

Software Developer

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

HOK is seeking a Software Developer to join our forward-thinking Design Technology team....

Software Engineer IV-SAP/ABAP Developer

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 1 day ago

Mentor Software Developer I and Software Developer IIs....

Artificial Intelligence Software Engineer SME

  • Scott AFB, IL (5 miles from O Fallon, IL)
  • 2 days ago
  • Scott AFB, IL (5 miles from O Fallon, IL)
  • 2 days ago

Artificial Intelligence Software Engineer SMEJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required:...

"Unreal Engine Developer"

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago

We are looking for intelligent, creative, motivated software developers to join our software teams working to build the most realistic, immersive simulation possible....

Remote Work

Infrastructure Software Engineer, Public Sector

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago

Infrastructure Software Engineer, Public Sector St. Louis, MO - $184k - $259,440 Full Time Posted by: Scale AI Posted: Wednesday, 18 June 2025 Infrastructure Software Engineer, Public Sector San...

Lead Full Stack Software Engineer

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago

STRATEGIC STAFFING SOLUTIONS (S3) HAS AN OPENING! Strategic Staffing Solutions is currently looking for a Lead Full Stack Software Engineer, W2, a contract opportunity with one of our largest...

Software Engineer -SDET

  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago
  • Saint Louis, MO (15 miles from O Fallon, IL)
  • 2 days ago

STRATEGIC STAFFING SOLUTIONS (S3) HAS AN OPENING! Strategic Staffing Solutions is currently looking for an SDET Engineer, W2, a contract opportunity with one of our largest clients! Candidates...

Demographic Data for O Fallon, IL

Moving to O Fallon, IL? Find some basic demographic data about O Fallon, IL below.


Local
National
36,068
805
Medium

Software Developer Online Courses and Training Opportunities

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Agile Software Developer Nanodegree Program
Learn best practices for using an Agile framework to build better products faster and more efficiently. Our exclusive content is co-created and continually refined with industry leaders. Each...
Open Source Software Development: Linux for Developers
Start your open source software (OSS) adventure today by learning the key concepts of developing open source software and how to work productively in a Linux environment. Open source software...
Discover Software Course
In this course, you will gain practical skills in software applications, explore word processing with Google Docs, delve into artificial intelligence using Google Translate, master logic and...

Salary for Software Developer Jobs in O Fallon, IL

Estimated salary range based on data from US Bureau of Labor Statistics (BLS) and iHire research efforts.

Highest Education Level

Software Developers in O Fallon, IL offer the following education background
Bachelor's Degree
49.4%
Master's Degree
31.8%
Associate's Degree
8.0%
High School or GED
3.8%
Doctorate Degree
3.2%
Vocational Degree or Certification
3.2%
Some College
0.4%
Some High School
0.1%