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
3,335 developer experience jobs at 883 companies in Maryland Heights, MO
2w
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ServiceNow Developer with AI agent experience
Marissa, Illinois, United States
$90k-$140k/yr OnsiteFull Time
4+ YOEExperience as a ServiceNow developer with AI/agent development, platform configuration, testing and quality practices; strong documentation, problem-solving, and cross-region collaboration skills.
ServiceNow
3w
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Developer
St Louis, Missouri, United States
OnsiteFull Time
5+ YOE5+ years software development experience, proficiency in full-stack OOP (C#, Java), relational databases, HTML/CSS/JavaScript and React, Git, RESTful API development, and Agile methodologies.
C#, Java, SQL, PostgreSQL, HTML, CSS, JavaScript, React, RESTful API, Git, Scrum, Kanban, Azure, AWS, CI/CD, DevOps
1mo
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ESSP Electrical Engineer - Experience Professional
Ft Worth or Houston or Saint Louis or Overland Park
OnsiteFull Time
3+ YOEABET-accredited BSEE/BSEET/BSCE, 3+ years of power systems experience, EIT, knowledge of protective relaying, power system planning, design studies, SCADA, and technical writing.
AcSELerator Quickset (SEL-5030), AcSELerator Architect, GE EnerVista, ASPEN OneLiner, Gridscale X (CAPE), SKM-PTW, ETAP, RSCAD/RTDS, PSS/E, PSLF, PowerWorld, DSA Tools, Python, CDEGS, ATP-EMTP, PSCAD, POLARIS-EMF, COMSOL Multiphysics, TFlash, DNP, Modbus, SEL Communication Protocol, Goose Messaging, IEC 61850, SEL RTAC, Orion, Cooper SMP, GE-D20
3mo
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Developer II
Saint Louis, Missouri, United States
OnsiteFull Time
2+ YOESoftware development experience with SDLC understanding; strong troubleshooting; proactive problem solving; team collaboration.
C#/.NET, Angular, AngularJS, TFS, Git, MS SQL Server, Microsoft Excel
1mo
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Senior Developer
Sunset Hills, Missouri, United States
RemoteFull Time
5+ YOE5+ years professional software development, strong SQL and relational DB skills, experience building system integrations (APIs/EDI), ability to work with legacy code, clear communication, and security awareness.
SQL, RPG, IBM i, IBM Power Systems, EDI, X12, REST, JSON, APIs, ERP, Microsoft Azure, AWS
1mo
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Mulesoft Developer
St. Louis, Missouri, United States
HybridFull Time
2+ YOEBachelor's degree or equivalent experience; 2+ years with Java, Python, JavaScript, build tools, web development, software testing, and cloud technology such as GCP, AWS, or Azure.
MuleSoft, Java, Python, JavaScript, Maven, Gradle, HTML, CSS, GCP, AWS, Azure, Angular, Bootstrap, J2EE, Spring Boot, SOA, Microservices, SVN, Git, GitHub, Scrum, XP, SQL Server, MySQL, Jira, Confluence, JDK, JUnit, Selenium, LoadRunner, SoapUI
1mo
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Mulesoft Developer
St. Louis, Missouri, United States
HybridFull Time
2+ YOEBachelor's or equivalent,2+ years software development experience with Java, Python, JavaScript, build tools (Maven/Gradle), frontend (HTML/CSS), and cloud (GCP/AWS/Azure).
Mulesoft, Java, Python, Javascript, Maven, Gradle, HTML, CSS, GCP, AWS, Azure, Angular, Bootstrap, JAVA/J2EE, SpringBoot, SVN, Git, Github, JDK, SQL Server, MySQL, JIRA, Confluence, JUnit, Selenium, LoadRunner, SoapUI, Data Fabric, CSA Toolset
3mo
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Senior Developer
St. Louis, Missouri, United States
OnsiteFull Time
8+ YOEBachelor’s or Master’s in CS/Engineering; 8+ years mobile development (Android/iOS); 3+ years Kotlin Multiplatform; strong architecture, KMP, and cross-platform data/UI design; CI/CD; device-connected apps; AI-assisted development experience.
Kotlin, Kotlin Multiplatform, Android, iOS, SwiftUI, Jetpack Compose, Gradle, CI/CD, Dependency Injection, BLE, Wi-Fi, TCP, KMP-iOS interoperability
1mo
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Senior Developer
St. Louis or United States
$106k-$133k/yr HybridFull Time
5+ YOEUS citizenship required; 5+ years development experience; strong IAM knowledge (OAuth, OpenID Connect, SAML); Go, PostgreSQL, RabbitMQ, OpenShift/Kubernetes, Git/GitHub, CI (Codefresh, GitHub Actions), observability (Prometheus, OpenTelemetry, Grafana); Okta experience preferred.
OAuth, OpenID Connect, SAML, Okta, REST, GraphQL, Go, PostgreSQL, RabbitMQ, OpenShift, Kubernetes, Git, GitHub, Codefresh, GitHub Actions, Prometheus, OpenTelemetry, Grafana, Splunk, Vue
1d
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MuleSoft Senior Technical Developer
Saint Louis or United States
$125k-$145k/yr OnsiteFull Time
4+ YOERequires 4+ years of software development and integration experience, 3+ years of MuleSoft development, consulting and client-facing experience, a bachelor's degree or equivalent, and MuleSoft Developer Certification.
MuleSoft Anypoint Platform, Mule 4, DataWeave, API Manager, Runtime Manager, CloudHub, JSON, XML, RAML, OAuth, Git, CI/CD, Agile, Scrum
1mo
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Software Developer Engineer (Experienced or Senior)
Hazelwood or Berkeley or Saint Louis
$127k-$217k/yr OnsiteFull Time
5+ YOEBachelor's degree, 5+ years full‑stack software development, U.S. person able to obtain U.S. Secret security clearance, experience with mission/safety‑critical systems, agile and leadership experience.
1mo
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Software Developer Engineer (Experienced or Senior)
Hazelwood or Berkeley or Saint Louis
$127k-$217k/yr OnsiteFull Time
5+ YOEBachelor's degree, 5+ years full stack software development, ability to obtain U.S. security clearance (Secret), experience with mission/safety-critical systems, agile experience, strong problem solving and leadership skills.
3w
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Junior Application Developer
Denver or Springfield or Sterling or St. Louis
$53k-$106k/yr OnsiteFull Time
0+ YOEBachelor's or equivalent, 0–3 years development experience, experience with Java and/or Python, familiarity with web apps and relational databases, TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD, containerization
1w
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Software DEVELOPER
O'Fallon, Missouri, United States
$60k-$135k/yr OnsiteFull Time
5+ YOERequires 5–8 years of experience developing enterprise Java applications with Spring Boot, REST APIs, Angular, Node.js, microservices, cloud platforms, DevOps, and information security expertise.
Java, Spring Boot, REST APIs, Angular, HTML, CSS, JavaScript, jQuery, Node.js, AWS, Microsoft Azure, PCF, Kubernetes, Splunk
1w
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Software DEVELOPER
O'Fallon, Missouri, United States
$60k-$135k/yr OnsiteFull Time
5+ YOERequires 5–8 years of experience developing enterprise Java applications with Spring Boot, REST APIs, Angular, Node.js, microservices, cloud platforms, DevOps, and secure coding practices.
Java, Spring Boot, REST APIs, Angular, HTML, CSS, JavaScript, jQuery, Node.js, AWS, Azure, PCF, Kubernetes, DevOps, Splunk, CI/CD
4w
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Senior Python Developer
Fenton, Missouri, United States
OnsiteFull Time
5+ YOE5+ years software development experience with 3+ years Python; experience with RESTful APIs, databases, cloud platforms, testing, CI/CD, containerization, and mentoring.
Python 3.x, Django, Flask, FastAPI, RESTful APIs, PostgreSQL, MySQL, SQL Server, MongoDB, Redis, Git, GitHub Actions, Jenkins, Docker, Kubernetes, AWS, Azure, GCP, pytest, unittest, TensorFlow, PyTorch, scikit-learn, React, Vue.js, JavaScript
3d
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Senior Software Developer
O'Fallon, Illinois, United States
$110k-$120k/yr OnsiteFull Time
Bachelor's degree, Java web development, DevSecOps pipeline experience, Secret clearance, and Security+ certification or ability to obtain it immediately after employment.
Java, HTML5, Angular, Spring, RHEL, SQL, Oracle RDBMS, JavaScript, XML, WebLogic, Tomcat, Gradle, Maven, Ant, Python, DevSecOps, Linux, Windows, Apache, Docker, Kubernetes, Git, Jenkins, Artifactory, BASH, Perl, PowerShell, Ansible, Puppet, Chef, Terraform, JUnit, Selenium, Cucumber, Cypress, SonarQube, Fortify, Splunk, React JS, PL/SQL, Kanban, SCRUM, SAFe, DevOps, Jira
1w
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Sr Engineer
St. Louis, Missouri, United States
OnsiteFull Time
3+ YOEBachelor's in CS or related, 3+ years software engineering experience, strong foundations in data structures/algorithms, proficiency with CI/CD debugging and development frameworks, strong communication skills.
CI/CD, iCIMS
2mo
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Agentic AI Developer
O'Fallon, Illinois, United States
$99k-$225k/yr HybridFull Time
3+ YOE3+ years software development experience, Python, software design patterns, LLM application development, embeddings/vector DBs/semantic search, agent planning and AI safety knowledge, ability to obtain Secret clearance, Bachelor's degree.
Python, large language models, vector databases, Retrieval-Augmented Generation (RAG)
2mo
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Agentic AI Developer
O'Fallon, Illinois, United States
$99k-$225k/yr OnsiteFull Time
3+ YOE3+ years software development experience, proficiency with Python, experience with large language models, embeddings, vector databases, AI agents, and ability to obtain a Secret security clearance; bachelor’s degree required.
Python, Retrieval-Augmented Generation (RAG)
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