Software Developer Jobs in O Fallon, IL
Software Engineer-Systems (Systems)
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 1 day ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 1 day ago
At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great...
In PersonSenior Software Engineer-DevSecOps
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 1 day ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 1 day ago
At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great...
In PersonC#/.Net Software Developer (Associate, Experienced, and Senior)
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 4 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 4 days ago
The Boeing Company is currently seeking C#/.Net Software Developer (Associate, Experienced, or Senior Level) to join the Special Equipment Group (SEG) located in Berkeley, Missouri....
In PersonLead Back-End Software Engineer (Experienced or Senior)
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 8 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 8 days ago
Experience with GitLab, CI/CD, Docker, Kubernetes Strong experience with JavaScript frameworks: NodeJS, ReactJS Strong experience with Go or Java Basic C++ or Python Experience with Kafka, NiFi, Redis, or RabbitMQ...
In PersonAssociate System Design Engineer
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 8 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 8 days ago
Job Description At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive,...
In Person- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 8 days ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 8 days ago
Job Description At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive,...
In PersonLead Electromagnetic Software Engineer
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 7 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 7 hours ago
Job Description At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive,...
In PersonSenior Software Engineer-Test & Verification
- Boeing
- Saint Louis, MO (15 miles from O Fallon, IL)
- 7 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 7 hours ago
At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great...
In PersonSenior Java Developer (W2 Candidates & Local to Missouri Only)
- HPS Software Solutions
- Saint Louis, MO (15 miles from O Fallon, IL)
- 7 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 7 hours ago
Java Developer (Only W2 Candidates) Location: St. Louis, MO (Hybrid) Need only local candidates Duration: 6 12 Months (Contract) Job Description We are looking for a skilled Java Developer to join...
In Person- BJC Progress West Hospital
- Saint Louis, MO (15 miles from O Fallon, IL)
- 11 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 11 hours ago
Additional Information About the Role BJC is currently seeking an AI Engineer for a remote position. We are looking for candidates with a strong understanding of traditional AI/ML concepts along...
In PersonReal-Time Software Engineer, News Engineering
- London Stock Exchange Group
- Saint Louis, MO (15 miles from O Fallon, IL)
- 11 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 11 hours ago
Help us shape the future of real-time news delivery and join a team powering the heartbeat of global information! LSEG's News Engineering group is looking for a Software Engineer to help evolve...
HybridExploitation Specialist/GDAT Software Engineer
- Leidos
- Saint Louis, MO (15 miles from O Fallon, IL)
- 14 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 14 hours ago
Leidos has an exciting opportunity for an Exploitation Specialist/GDAT Software Engineer to join our team in St. Louis, MO. This work requires skills and knowledge to modernize applications to...
In Person- Accenture
- Saint Louis, MO (15 miles from O Fallon, IL)
- 17 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 17 hours ago
Job Description Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently...
In Person- Accenture
- Saint Louis, MO (15 miles from O Fallon, IL)
- 17 hours ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 17 hours ago
Job Description Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently...
In Person- Agile Resources
- Saint Louis, MO (15 miles from O Fallon, IL)
- 1 day ago
- Saint Louis, MO (15 miles from O Fallon, IL)
- 1 day ago
Sr. Software Engineer St. Louis, MO 63146 Posted: 01/08/2026 Employment Type: Contract To Hire Job Category: Engineering Job Number: 25439 Job Description About the Role We are seeking a Senior...
In PersonDemographic Data for O Fallon, IL
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Salary for Software Developer Jobs in O Fallon, IL
Highest Education Level
Software Developers in O Fallon, IL offer the following education backgroundQualifications / Skill Sets
The following top skills are often required or desired to land a Software Developer position
- Spring Boot
- Data Structures
- Design Patterns
- Microservices
- Apache Kafka
- Debugging
- NoSQL Databases
- Web Applications
- Unit Testing
- Software Design
- Node.js
- Kubernetes
- RESTful
- Algorithm Design
- Docker
- DevOps
- TypeScript
- Software Engineering
- PostgreSQL
- AngularJS
- User Interface (UI) Design
- Git
- Design Development
- Computer Science
- Architectural Design
- Software Development
- Microsoft C#
- Designing
- Microsoft Azure
- Optimization
- Amazon Web Services
- Machine Learning
- Java
- Cascading Style Sheets
- C++
- JavaScript
- Agile
- Artificial Intelligence
- SQL
- Computer Programming
- Python
- Engineering
- Collaboration
- Implementation
- Documentation
- Military Background
- Troubleshooting
- Writing Skills
- Mentoring
- Bachelor's Degree
- Research Skills
- Problem Solving
- Leadership
- Communication Skills
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