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96 junior software developer jobs at 40 companies in Granite City, IL

6d
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Junior Software Developer
St. Louis, Missouri, United States
$50k-$60k/yr OnsiteFull Time
Interco
Interco: Recycles nonferrous metals, electronics, and batteries for global markets.
Bachelor's in CS or related, proficiency in JavaScript, React.js, HTML, CSS, RESTful APIs, PostgreSQL, Git and Figma; experience building web/ERP applications; strong communication and problem-solving.
JavaScript, React.js, HTML, CSS, RESTful APIs, PostgreSQL, FastAPI, Git, Figma, CI/CD
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1mo
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Junior Software Engineer
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOEBachelor's in CS/Software/IS required; 0–3 years software development experience; experience with Java and/or Python; familiarity with web development, relational databases, SDLC/Agile; TS/SCI clearance with polygraph; up to 10% travel.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium
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2w
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Software Engineer
Chesterfield or Greenwood Village
$85k-$140k/yr HybridFull Time
MiTek
MiTekNYSE: BRK-B: Provides software and automation for the building industry.
2+ YOEBachelor's in CS or related, 2+ years software development experience, experience with C#/.NET, SQL Server, web fundamentals, Git, testing, and strong communication and problem-solving skills.
C#, .NET, SQL Server, HTML, CSS, JavaScript, Git, TypeScript, Angular, React, REST APIs, Azure DevOps, Azure, AWS, Application Insights, DataDog
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1mo
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Software Engineer Co-Op
St. Louis, Missouri, United States
OnsitePart Time, Internship
Nidec
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.
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2w
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Software Developer 2 (Associate)
O'Fallon, Illinois, United States
HybridFull Time
UNCOMN
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.
Java, Microsoft Azure, RESTful APIs, Jira
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1mo
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Software Engineer - Intermediate
St. Louis, Missouri, United States
HybridFull Time
Equifax
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).
GitHub Copilot, Java, Python, JavaScript, Maven, Gradle, HTML, CSS, JUnit, Git, GitHub, Jenkins, Atlassian, Java 17, Spring Boot, GCP, AWS, Azure, CI/CD, Microservices, Data Fabric, CSA Toolset
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1mo
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Mid Software Developer
O'Fallon, Illinois, United States
OnsiteFull Time
Chenega Corporation
Chenega Corporation: Provides professional government, defense, and facility support services.
2+ YOEMinimum 2 years relevant experience (or HS/GED +6 yrs); experience with AWS (S3, EC2, Lambda), Python, shell scripting, TypeScript, Node.js/Express, ASP.NET Core, C#, Postgres, Kubernetes, Docker, .NET Core, Linux, React, Java, and SQL; AWS Developer certification and TS/SCI clearance preferred; must pass background and drug screening.
Amazon S3, EC2, Lambda, AWS SDK API tools, RDS, Python, Python Flask, Bash, TypeScript, Node.js/Express, ASP.NET Core Web API, Swagger (OpenAPI), C#, Postgres, Kubernetes, Docker, .NET Core, Linux, React, JavaScript, Java, SQL, Gitlab/DevOps, ESRI, Microsoft Word, Microsoft Excel, Microsoft Office
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2mo
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Associate Software Engineer
Maryland Heights, Missouri, United States
$82k-$94k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
1+ YOEBachelor's degree, ability to obtain U.S. Secret Clearance, 1+ year C#/.NET development experience; familiarity with Azure DevOps, HTML/CSS, and Agile/SAFe preferred.
C#, .NET, Azure DevOps, HTML, CSS, Scaled Agile Framework (SAFe)
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2mo
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Associate Software Engineer
Maryland Heights, Missouri, United States
$82k-$94k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEBachelor's degree, ability to obtain U.S. Secret Clearance, 1+ year C# .NET development experience, familiarity with web technologies and Azure DevOps, strong communication and critical thinking skills.
C#, .NET, HTML, CSS, Azure DevOps, SAFe Agile
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3w
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Software Engineer I
Fenton, Missouri, United States
HybridFull Time
Maritz
Maritz: Provides business incentive, event, and loyalty management solutions.
1+ YOE1-2 years relevant experience or equivalent practical experience; knowledge of web frameworks, OOP, REST services, databases, basic cloud (AWS/GCP/OCI), secure coding, and AI-assisted development tools.
GitHub Copilot, Claude, AWS, GCP, OCI, REST
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2mo
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Software Engineer II
O'Fallon, Missouri, United States
OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
0+ YOEBachelor's degree in computing or related field; foundational software engineering knowledge; Java proficiency; Agile practices; strong problem solving and communication.
Java, Git, Agile, Testing
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1mo
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Software Development Engineer I
St. Louis, Missouri, United States
$76k-$129k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
1+ YOE1+ years JavaScript/TypeScript experience, bachelor's in CS/Math/GIS/STEM, strong OOP and software methodology knowledge, ability to maintain US security clearance, Python experience for geoprocessing preferred.
JavaScript, TypeScript, Python, HTML, CSS, Swift, Kotlin, ReactJS, Vue, Svelte, GIS, REST Web services, SQL, SQL Server, PostgreSQL, Oracle
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3w
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Junior DevOps Engineer
St. Louis or Springfield
$115k-$125k/yr OnsiteFull Time
D2 Consulting
D2 Consulting: Provides IT engineering and cybersecurity services to federal agencies.
2+ YOETS/SCI clearance required, 2+ years relevant experience, experience with containers (Kubernetes/Docker/OpenShift), GitLab CI/CD, Python/Bash/Shell scripting, on-prem and cloud infrastructure, monitoring, and security practices.
Kubernetes, Docker, OpenShift, GitLab, Python, Bash, Shell, Helm, Jira, Confluence
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6d
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F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)
Berkeley, Missouri, United States
$99k-$217k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures commercial airplanes, defense systems, and space technology.
Bachelor's in engineering or related field, ability to obtain U.S. Secret clearance/U.S. Person status, 2+ years with C/C++/C#/Python/Java/Ada and object-oriented development, experience designing architectures and embedded real-time software, Agile and DevOps exposure.
C, C++, C#, Python, Java, Ada, GitLab, Git Bash, Gradle, Jira, Jenkins, Artifactory, RTOS, Agile, SAFe
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1mo
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SDC Java Software Developer---Staff/Analyst---St. Louis (St. Louis, MO, US, 63105)
St. Louis, Missouri, United States
$55k-$113k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
1+ YOEBachelor's in CS or related, 1+ year software development experience, backend (Java/Python/Node.js), REST/APIs, cloud (AWS/Azure), microservices, frontend (React/Angular), CI/CD, Git, testing/TDD/BDD; willing to travel up to 50%.
Java, Python, Node.js, REST, NoSQL, Microservices, Serverless, AWS, Azure, React, Angular, Akka, Scala, Kafka, RabbitMQ, ElasticSearch, Hadoop, Spark, Flume, Mongo, Cassandra, Git, CI/CD, TDD, BDD, IaaS, PaaS
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1mo
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Software Engineer, Senior (Hazelwood, MO, US, 63042)
Hazelwood, Missouri, United States
OnsiteFull Time
FlightSafety International
FlightSafety International: Professional aviation training and flight simulator manufacturing services.
2+ YOEBachelor's in a technical field (or equivalent) with ≥2 years related experience; strong SDLC, Agile/Waterfall, Azure DevOps, Visual Studio, Git, Python/bash/PowerShell/Perl, and advanced math skills; may require security clearance and U.S. Person status.
Microsoft Azure DevOps, Microsoft Visual Studio, Git, bash, PowerShell, Python, Perl
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1mo
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Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels
St. Louis or St. Charles or Virginia or Sun Prairie
OnsiteFull Time
NV5
NV5NASDAQ: NVEE: Technical engineering and consulting for infrastructure and energy projects.
2+ YOEActive Top Secret/SCI clearance, bachelor’s degree in STEM, 2+ years backend development with Python/Node.js/Java, experience with ArcGIS Enterprise, containerization, API design, and geoprocessing workflows.
ArcGIS Enterprise, Python, Node.js, Java, Docker, Kubernetes, PostgreSQL/PostGIS, SQL Server, Azure, AWS, GCP
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1mo
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Intermediate Software Developer
Scott Air Force Base, Illinois, United States
$100k-$105k/yr HybridFull Time
DecisionPoint
DecisionPoint: Provides IT and cybersecurity services for federal government agencies.
2+ YOEAbility to obtain Secret clearance, Associates degree with 2+ years experience, Security+ required, experience with .NET/C#/C++, cloud, unit testing with Moq/NSubstitute, Agile, and DevOps collaboration.
Moq, NSubstitute, .NET Framework, .NET, C#, C++, Oracle, AWS EC2, Java
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1mo
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Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels
Saint Louis or St. Charles or Virginia
OnsiteFull Time
NV5
NV5: Provides engineering, testing, inspection, and infrastructure consulting services.
2+ YOEUS citizen with active/current Top Secret/SCI, BS in CS/Engineering/GIS/STEM, 2+ years backend development, Python/Node.js/Java experience, ArcGIS Enterprise integration, containerization (Docker/Kubernetes), REST API design, cloud familiarity.
Python, JavaScript, Node.js, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, PostgreSQL, PostGIS, SQL Server, Azure, AWS, GCP
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2w
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Engineer II
Creve Coeur or Chicago or Seattle
$90k-$135k/yr OnsiteFull Time
Bayer
BayerFrankfurt Stock Exchange: BAYN: Global provider of healthcare medicines and agricultural products.
2+ YOEBS in Computer Science or related,2+ years software development,strong CS fundamentals,experience with microservices,data pipelines,public cloud,containerization,Git and CI/CD,SQL knowledge preferred.
Docker, Kubernetes, Git, Maven, Gradle, NPM, Yarn, SQS, RabbitMQ
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