1,296 software jobs at 489 companies in O'Fallon, IL
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Ignite Fueling Innovation: Provides professional services and technical solutions for federal agencies.
5+ YOE5+ years in software architecture/engineering; BS in CS/CE or related field; proficiency in Go, Java, C++, or Python; US citizenship; ability to obtain TS/SCI clearance.
Software Developer II - Connect Service Software (Front End, Billing Software)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC: Provides enterprise software solutions for utility and broadband cooperatives.
5+ YOE5+ years software development experience; proficiency with Angular/TypeScript, Java, RDBMS, automated testing, cloud and container technologies; bachelor's degree preferred.
Angular, TypeScript, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, Cassandra, Git, JIRA, Confluence, Bitbucket, Bamboo, generative AI
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in CS or related, 5+ years software development experience, Java and/or Python proficiency, experience with web frameworks and databases, TS/SCI clearance with polygraph required, Agile and secure coding experience.
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree or equivalent; 5+ years software development with JavaScript/TypeScript/React/C#/C++; experience with REST APIs, Agile/SAFe, Jira/Azure Devops, Git; ability to obtain U.S. Secret Clearance.
NidecTokyo Stock Exchange: 6594: Manufactures electric motors and electronic components for industrial applications.
Currently enrolled in a bachelor's program in software engineering, computer science, or similar; available 25–29 hours/week while attending school; support testing, development, assembly, and lab activities for software controls.
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
5+ YOE5+ years software development experience with strong Java 8, Spring Boot, microservices, testing frameworks, and cloud platform experience (PCF/Azure). Bachelor’s degree required.
Agile Defense: Provides IT modernization and cybersecurity for federal government agencies.
5+ YOEActive U.S. Top Secret/SCI clearance; 5+ years software development in VB.NET/C#.NET; SQL experience; unit testing; CompTIA Security+ or Computer Science degree.
MerckXETRA: MRK: A science and technology providing healthcare, life science, and electronics solutions.
5+ YOEBachelor's degree,5+ years software engineering experience,proficiency in Java,REST,unit testing,cloud and distributed systems,experience with microservices,CI/CD,Kubernetes,ElasticSearch,Spring and SQL.
Java, Google Cloud Platform, Azure, Amazon Web Services, JavaScript, HTML, CSS, SQL, GitHub, ElasticSearch, Kubernetes, Spring, Spring Boot
Seattle or St. Louis or Arlington or Ridley Park or Charleston or Mesa
$183k-$265k/yrHybridFull Time
BoeingNYSE: BA: Manufactures commercial and military aircraft, satellites, and defense systems.
10+ YOEBachelor's degree in a technical field and 10+ years developing software, data pipelines, and cloud-based data services; U.S. Person required for export control; drug testing and COI assessment apply.
Maritz: Provides business incentive, event, and loyalty management solutions.
4+ YOEBachelor’s degree or equivalent experience,4+ years relevant software engineering experience,knowledge of cloud platforms (AWS/GCP/OCI),web frameworks,OOP,secure coding,AI-assisted development tools,strong communication and problem-solving.
EquifaxNew York Stock Exchange: EFX: Provides consumer credit reporting and data analytics services globally.
2+ YOEBachelor's degree or equivalent, 2+ years software development experience with Java, Python, and JavaScript; experience with cloud (GCP/AWS/Azure), build tools (Maven/Gradle), frontend (HTML/CSS), CI/CD, and AI-assisted coding tools (e.g., GitHub Copilot).
UNCOMN: A technology delivering secure software solutions for public and private sector clients.
2+ YOE2+ years software development experience, backend/REST API experience, Java and Azure familiarity, Agile/Jira experience, eligible for U.S. Secret clearance, strong communication and problem-solving skills.