East Saint Louis • 50 milesRemote · Hybrid · Onsite · Field · All Environments
East Saint Louis • 50 milesRemote · Hybrid · Onsite · Field · All Environments
East Saint Louis • 50 milesRemote · Hybrid · Onsite · Field · All Environments
East Saint Louis • 50 milesRemote · Hybrid · Onsite · Field · All Environments
645 entry software jobs at 307 companies in East Saint Louis, IL
6d
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Junior Software Developer
St. Louis or Illinois or United States or Europe or South America or Asia
$60k-$65k/yr OnsiteFull Time
Bachelor's degree in computer science, software engineering, or related field; JavaScript, React.js, HTML, CSS, RESTful APIs, PostgreSQL, Git, and Figma experience required.
JavaScript, React.js, HTML, CSS, RESTful APIs, PostgreSQL, CI/CD, FastAPI, Git, Figma, Angular, Vue.js, HTML5, CSS3
2mo
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Software Engineer Co-Op
St. Louis, Missouri, United States
OnsitePart Time, Internship
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.
2mo
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Software Engineer - Intermediate
St. Louis, Missouri, United States
HybridFull Time
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
1mo
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Junior Software Engineer
Denver or Springfield or Sterling or St. Louis
$69k-$142k/yr OnsiteFull Time
0+ YOEBachelor's in CS or related, 0–3 years software development experience, Java and/or Python, web app and relational DB familiarity, Agile/SDLC knowledge, strong problem solving, TS/SCI clearance with polygraph.
Java, Python, GIS, ArcGIS, GeoServer, OpenLayers, Cesium
4h
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Software Developer - Telecom Bill Calculations Software (Back End, Python)
Atlanta or Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
1+ YOERequires 1+ year software development experience, Python or scripting, SQL, Progress, Linux, Git, and related development tools. Bachelor's degree in computer science or equivalent experience preferred.
Python, Progress, Linux, Shell Scripting, C, SQL, Progress OE12, AWS, Amazon S3, AWS Lambda, Amazon EC2, Amazon EMR, Amazon SQS, Amazon SNS, Amazon CloudWatch, Git, JIRA, Confluence, Bitbucket, Bamboo, Docker, Kubernetes, CI/CD, Agile
3mo
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Software Engineer II
O'Fallon, Missouri, United States
OnsiteFull Time
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
2d
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Software Developer - Meter Data Management Software (Full Stack, Back End)
Atlanta or Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
1+ YOE1+ year software development experience; full-stack cloud experience; JavaScript, Angular, TypeScript, Java or Scala; AWS, databases, ETL/ELT, Docker, Kubernetes, CI/CD, and strong analytical skills.
JavaScript, Angular, TypeScript, Java, Scala, Amazon Web Services (AWS), Amazon S3, AWS Lambda, Amazon EC2, Amazon EMR, Amazon SQS, Amazon SNS, Amazon CloudWatch, Oracle, PostgreSQL, Cassandra, Amazon DynamoDB, Docker, Kubernetes, JIRA, Confluence, Bitbucket, Bamboo, Python, Delta Lake, Apache Spark, SQL, CI/CD, Agile
1w
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Associate Embedded Software Engineer
Hazelwood or Berkeley or Saint Louis
$99k-$135k/yr OnsiteFull Time
2+ YOEBachelor's degree and 2+ years developing software or embedded systems. Experience with C/C++, Agile development, and ability to obtain U.S. Secret clearance and meet U.S. Person export requirements.
C, C++, Linux, Docker, Kubernetes, JIRA, Git, MSOSA, Cameo, GitLab, Ansible, Artifactory, UML, SysML, CI/CD, AI
1mo
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Software Development Engineer I
St. Louis, Missouri, United States
$76k-$129k/yr OnsiteFull Time
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
2mo
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Software Engineer - Intermediate
St. Louis, Missouri, United States
HybridFull Time
2+ YOEBachelor's degree or equivalent experience; 2+ years with Java, Python, JavaScript, build tools, web development, testing, and cloud technology. AI-assisted development experience required.
Java, Python, JavaScript, Maven, Gradle, HTML, CSS, GCP, AWS, Azure, Git, GitHub, JUnit, Jenkins, Spring Boot, GitHub Copilot, Data Fabric, CSA Toolset, Atlassian
1mo
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Software Engineer I
Fenton, Missouri, United States
HybridFull Time
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
1mo
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Software Engineer–Developer, Phantom Works Weapons (Associate or Experienced)
Saint Charles or Saint Louis
$99k-$171k/yr OnsiteFull Time
1+ YOEAbility to obtain U.S. Secret clearance and U.S. Person status; Bachelor's degree or equivalent; 1+ years experience with C++, Python, C#, Linux, git; experience with software architecture and networked TCP/UDP applications.
C++, Python, C#, Linux, git
2w
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Software Engineer
Hazelwood, Missouri, United States
OnsiteFull Time
2+ YOEBachelor's in CS/CE/Applied Math,2+ years software engineering experience,proficiency in C#,system-level debugging,strong math/geometry skills,ability to obtain U.S. person/export eligibility and possibly security clearance.
C#, Microsoft Visual Studio, MATLAB, PowerShell
1mo
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Junior Software Engineer
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
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
1w
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Embedded Software Engineer Intern
Bridgeton or St. Louis
$41k-$53k/yr OnsiteInternship
High school diploma or GED and current junior-level or above enrollment in a bachelor's program; basic knowledge of C, C++, C#, Java, Python, git, operating systems, and Microsoft Office.
C, C++, C#, Java, Python, git, MATLAB, Simulink, Windows, Linux, Microsoft Office
1mo
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Software Engineer 1 (Backend UI and AI)
Earth City, Missouri, United States
$86k-$102k/yr HybridFull Time
2+ YOE2–3 years experience, bachelor’s degree or equivalent, proficiency with ReactJS/Next.js/JavaScript/Node.js, frontend state management, CI/CD and DevOps practices, strong communication and problem-solving skills.
ReactJS, Next.js, JavaScript, Node.js, GraphQL, Apollo Client, Axios, Redux, Context API, HTML5, CSS3, SCSS, Styled Components, Webpack, Babel, NPM, JWT, Jenkins, CloudBees, Git, Azure DevOps/TFS, WCAG/ADA Compliance Tools
1mo
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Software Tester 2-3 (Associate/Mid-Level)
Swansea, Illinois, United States
HybridFull Time
2+ YOE2+ years related experience; strong SDLC knowledge; automation and manual testing across function, system, performance, and regression; excellent communication and time-management; eligible for Secret clearance.
SoapUI, Jira, TestComplete
1mo
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F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)
Berkeley, Missouri, United States
$99k-$217k/yr OnsiteFull Time
2+ YOEBachelor's degree, ability to obtain U.S. Secret clearance (U.S. citizenship required), 2+ years software development experience with languages such as C/C++/C#/Python/Java/Ada, object-oriented programming, and architecture/design experience.
C, C++, C#, Python, Java, Ada, GitLab, Git Bash, Gradle, Jira, Jenkins, Artifactory, RTOS, Agile, SAFe
23h
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Software Engineering Co-Op
Bridgeton, Missouri, United States
OnsiteInternship
0+ YOEComputer Science or Computer Engineering major with programming experience and excellent communication skills; must be available for the January–May 2027 co-op term.
C#, .NET Core, SQL, JavaScript, TypeScript, React, Git, Azure DevOps, Docker, IoT Edge, Microsoft Azure
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
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