Maryland Heights • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Maryland Heights • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Maryland Heights • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Maryland Heights • 50 milesRemote · Hybrid · Onsite · Field · All Environments
86 entry level software developer jobs at 38 companies in Maryland Heights, MO
2w
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Software Engineer
Chesterfield or Greenwood Village
$85k-$140k/yr HybridFull Time
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
3w
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Entry-Level Connector Developer
Saint Louis, Missouri, United States
OnsitePart Time
Bachelor's degree or equivalent, proficiency in C#/.NET and object-oriented languages, SQL and REST APIs, experience with JSON/XML, strong problem-solving and communication skills.
C#, .NET, REST, SQL, JSON, XML, CSV, Postman, Git, GitHub, Azure DevOps, CI/CD, HTML, CSS, JavaScript, Java, Python
1mo
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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.
2w
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Software Developer 2 (Associate)
O'Fallon, Illinois, United States
HybridFull Time
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
1mo
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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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Mid Software Developer
O'Fallon, Illinois, United States
OnsiteFull Time
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
2mo
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Associate Software Engineer
Maryland Heights, Missouri, United States
$82k-$94k/yr HybridFull Time
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)
2mo
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Junior Software Developer, Applications
O Fallon, Illinois, United States
OnsiteFull Time
3+ YOE0-3 years of development experience; CompTIA Security+ or ability to obtain in 6 months; Bachelor's degree or equivalent experience; Java, HTML5, Spring, RHEL, SQL, JavaScript, XML, Agile; WebLogic, Docker, Kubernetes; Git, Jenkins, Gradle/Maven/Ant; Python; ServiceNow familiarity; IaC/CaC; test-driven development.
Java, HTML5, Spring, RHEL, SQL, JavaScript, XML, WebLogic, Gradle, Maven, Ant, Python, ServiceNow, Git, Jenkins, Docker, Kubernetes, Ansible, Puppet, Chef, Terraform, Bash, Perl, PowerShell, IaC, CaC
2mo
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Associate Software Engineer
Maryland Heights, Missouri, United States
$82k-$94k/yr HybridFull Time
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
3w
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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
2mo
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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
1w
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Junior Software Developer
St. Louis, Missouri, United States
$50k-$60k/yr OnsiteFull Time
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
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
2w
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Entry Level Civil Engineer
Detroit or Cleveland or Maumee or Chicago or Champaign or Rockford or Freeport or Rochelle or Schaumburg or Aurora or New York or New Jersey or East Berlin or Belleville or Hartford or Providence or Boston
$65k-$95k/yr HybridFull Time
0+ YOEBachelor's in civil/structural/environmental/urban planning or related field,0–4 years experience,proficiency with Microsoft Office and design software,ability to read engineering plans,EIT or PE pursuit preferred.
AutoCAD, Civil 3D, Revit, GIS, Microsoft Office
5d
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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
1w
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F-15 Mission Systems Software Engineer (Associate, Experienced, & Senior)
Berkeley, Missouri, United States
$99k-$217k/yr OnsiteFull Time
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
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
1mo
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Intermediate Software Developer
Scott Air Force Base, Illinois, United States
$100k-$105k/yr HybridFull Time
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
2w
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Full Stack Developer 729
St. Louis, Missouri, United States
OnsiteFull Time
Active TS/SCI clearance, experience in software development/system integration, familiarity with AWS services, CI/CD, containerization, GitLab, Agile, and customer-facing technical communication.
S3, Lambda, SQS, SNS, ECS, ECR, EKS, API Gateway, Cloudwatch, KMS, GitLab CI/CD, GitLab, Docker, Podman, Kubernetes, Harbor, CloudFormation, CDK, Terraform, Linux, JavaScript, React, Angular, HTML5, CSS3, Auroa, PostgreSQL/PostGIS, Oracle, Redis, Memcache, Elasticache, GDAL/OGR, GitLab
1mo
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Performance Engineer Intern, Systems Software- Fall 2026
St. Louis, Missouri, United States
$20-$71/hr OnsiteFull Time, Internship
Enrolled in a Bachelor's in CS/CE or related; experience with Python and Linux CLI; familiarity with ML lifecycle, teamwork, and interest in performance benchmarking and GPU-accelerated workloads.
Python, Linux, PyTorch, CUDA, cuOPT, CUTLASS, cuDNN, Kubernetes, Slurm
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