121 python software developer jobs at 47 companies in Carlyle, IL

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Senior Software Engineer - GoLang and Python
St. Louis or Missouri or Minnesota or Nebraska or Kansas or Iowa
$88k-$157k/yr OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
Extensive experience with Python and Go, API design (REST,gRPC), GKE/GCP, microservices, CI/CD, DevOps, IaC (Terraform), SQL, Git, observability, messaging (Kafka, Pub/Sub), and integrating AI/MCP into systems.
Python, GoLang, REST, gRPC, Google Kubernetes Engine, Google Cloud Platform, Model Context Protocol (MCP), Datadog, OpenTelemetry, SQL, Git, GitHub, GitLab, Terraform, Apache Kafka, Google Pubsub, AWS SNS/SQS, Istio
2w
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Software Engineer
St. Louis, Missouri, United States
$100k/yr HybridFull Time
GardaWorld
GardaWorld: Provides physical security, cash management, and integrated risk services.
5+ YOE5+ years software development with cloud/data engineering on Microsoft Azure, production ownership, Python/TypeScript, SQL/Snowflake, Terraform, Git, strong communication and problem-solving.
Microsoft Azure, Azure Functions, Python, TypeScript, Node.js, Snowflake, SQL Server, T-SQL, SQL, Terraform, Datadog, Git, Microsoft Graph, Checkov, Event Grid, Service Bus, VNet, OAuth 2.0, PGP, S/MIME
1mo
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Software Engineer
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
CACI International
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.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
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Software Developer - Advanced (MO, Saint Louis)
St. Louis, Missouri, United States
OnsiteFull Time
RiVidium
RiVidium: Provides cybersecurity software and IT services to federal agencies.
Requires RMF knowledge, experience with Python, HTML, CSS, JavaScript, React, Tableau, database development, and secure full‑stack software development; baccalaureate degree required.
Python, HTML, CSS, JavaScript, React, Tableau
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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
2mo
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C++ Software Engineer
St. Louis, Missouri, United States
OnsiteFull Time
London Stock Exchange Group
London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
2+ YOE2+ years C++ experience; OO design; full software life cycle; team collaboration; test-driven development.
C++, Linux, Python, Unix shell, JavaScript, Node.js
2mo
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Backend Software Developer
Springfield or Vienna or St. Louis
OnsiteFull Time
INCATech
INCATech: Geospatial software solutions provider focusing on GIS and enterprise data management.
2+ YOE2+ years backend development; Node.js, Python/Java; REST APIs; ArcGIS Enterprise; Docker/Kubernetes; on-site; Top Secret clearance.
Node.js, Python, Java, ArcGIS Enterprise, Docker, Kubernetes, REST APIs, PostgreSQL, PostGIS, SQL Server
2mo
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Software/Web Developer
Saint Louis, Missouri, United States
OnsiteFull Time
Kentro
Kentro: Provides digital transformation and IT services to federal agencies.
3+ YOE3+ years software or web development experience; bachelor’s degree or equivalent; proficiency with modern languages and frameworks; strong problem-solving and communication skills.
JavaScript, TypeScript, Python, Java, C#, PHP, React, Angular, Vue, AWS, Azure, Google Cloud, CI/CD, Docker, Kubernetes, SQL, NoSQL
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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
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
3w
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Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
North Point Technology
North Point Technology: Technology services and engineering for federal government missions.
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
2w
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Staff Software Engineer
St. Louis or Burlington
$111k-$166k/yr HybridFull Time
Merck
MerckXETRA: MRK: A science and technology providing healthcare, life science, and electronics solutions.
3+ YOEBachelor's in CS or related, 3+ years applied ML/data experience, strong Python and backend skills, experience with cloud, distributed systems, and large-scale data processing; leadership and mentoring experience preferred.
Python, REST API, Pandas, NumPy, AWS Services, GCP, Kubernetes, Bedrock, Kafka, LangGraph, LangChain, AirFlow, Qdrant, MLFlow, TensorFlow, PyTorch, Scikit-learn, Docker, Git, CI/CD
4w
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Software Engineer–Developer, Phantom Works Weapons (Experienced or Senior)
Saint Charles or St. Louis
$127k-$217k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
3+ YOEBachelor's degree, active U.S. Secret clearance, 3+ years experience with C++, Python, C#, Linux, git, networked software (TCP/UDP); ability to obtain Top Secret and Special Program Access.
C++, Python, C#, Linux, git, TCP/UDP
3w
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Software Engineer–Developer, Phantom Works Weapons (Associate or Experienced)
Saint Charles or Saint Louis
$99k-$171k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
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
3w
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ENGR SR SOFTWARE DEVT
Utah or Oklahoma or Dallas or Maine or Massachusetts or Wisconsin or South Dakota or Iowa or Montana or New Jersey or Delaware or Washington or New York or St. Louis or Ohio or North Carolina or Missouri or New Hampshire or Alabama or Rhode Island or Indiana or Georgia or South Carolina or Texas or Virginia or Kentucky or Kansas or Arizona or North Dakota or Montgomery County or Michigan or Vermont or Nebraska or Wyoming or Connecticut or Colorado or Mississippi or Idaho or New Mexico or Pittsburgh or Tennessee or Pennsylvania or Minnesota or West Virginia or Arkansas or Florida or New York or Maryland or Kansas City or Louisiana or Illinois
$106k-$146k/yr RemoteFull Time
Solventum
SolventumNYSE: SOLV: Provides medical technology and health information software solutions.
5+ YOE5+ years software development (or HS+10), experience with Java/C#/Python, SQL/NoSQL, cloud (AWS), web security, and large-scale applications; strong problem solving and Agile experience.
Java, C#, Python, SQL, NoSQL, AWS, Lambda, Step Functions, Linux
3d
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Embedded Software Engineer Intern
Bridgeton or St. Louis
$41k-$53k/yr OnsiteInternship
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Manufactures advanced electronic systems for defense and military applications.
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
Denver or St. Louis or Sterling or Springfield
$82k-$172k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEBachelor's in a technical field, TS/SCI with polygraph, 5+ years software development experience with Java and/or Python, web frameworks, relational/NoSQL databases, Agile experience, and secure coding practices.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
1mo
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SDC Java Software Developer---Senior---St. Louis (St. Louis, MO, US, 63105)
St. Louis, Missouri, United States
$67k-$137k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
3+ YOEBachelor's in CS or related, minimum 3 years software development experience; back-end Java/Python/Node.js, REST, NoSQL, microservices, cloud (AWS/Azure); front-end React/Angular; API design, Git and CI/CD, TDD/BDD, agile.
Java, Python, Node.js, REST, NoSQL, Microservices, Serverless, AWS, Azure, React, Angular, Git, CI/CD, Akka, Scala, Kafka, RabbitMQ, ElasticSearch, AngularJS, ReactJS, Hadoop, Spark, Flume, Mongo, Cassandra, IaaS, PaaS, API Management, TDD, BDD
2w
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Full Stack Software Engineer
St. Louis or Fairfax
OnsiteFull Time
Reinventing Geospatial
Reinventing Geospatial: Geospatial software and AI solutions for national security.
4+ YOERequires BS+4yrs or MS+2yrs, active Top Secret clearance (TS/SCI), 3+ yrs React and Python/C# experience, unit testing and CI with GitLab, strong communication and DevOps/Cloud experience.
AWS Lambda, EC2, AWS CloudFormation, C#, Java, JavaScript, TypeScript, Python, Shell, GitLab, Jira, Confluence, Redux, React, Node, NPM, Swashbuckle, REST API, Sass, Linux, Windows
1mo
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AI Native Software Engineer
Arlington or Milwaukee or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or Pittsburgh or Hartford or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Morristown or San Francisco or Boston or Denver or Philadelphia or Des Moines or Overland Park or Los Angeles or Walnut Creek or Charlotte or Seattle or Carmel or Houston or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego or California or Colorado or District of Columbia or Illinois or Maine or Maryland or Massachusetts or Minnesota or New York or New Jersey or Virginia or Washington or United States
$54k-$235k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
3+ YOE3+ years cloud-native engineering, 1+ year building/deploying agentic solutions, 1+ year with modern AI platforms, 3+ years Python/Java and IaC (Terraform, Helm); Bachelor's in CS/Engineering or equivalent experience; strong client communication.
Anthropic, Google, OpenAI, Vertex AI, Claude, Claude SDK, Open AI SDK, Lang-graph, Crew AI, Kubernetes, Docker, Terraform, Helm, Python, Java, CI/CD, GitHub

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