40 test software engineer jobs at 19 companies in Litchfield, IL
1mo
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Associate Software Engineer – Test & Verification
Hazelwood, Missouri, United States
$70k-$86k/yr OnsiteFull Time
1+ YOEBachelor's degree, active U.S. Secret clearance, ability to obtain TS/SCI, DoD 8140 foundational qualifications, 1+ years QA experience, proficiency with Python/JavaScript/PowerShell/.NET, Agile experience, test automation and Azure DevOps preferred.
.NET Framework, .NET 8, .NET 10, Python, JavaScript, PowerShell, Azure DevOps
3d
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Entry-Level Software Test Engineer
Hazelwood or Maryland Heights
$59k-$67k/yr OnsiteFull Time
0+ YOEBachelor's degree required. Foundational testing knowledge, basic programming, analytical problem-solving, and 0+ years related experience; preferred experience includes debugging, integration, test documentation, and configuration management.
Team Foundation Server, Azure DevOps, Operational Flight Program (OFP), System Integration Lab (SIL)
1w
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Electronics Test Engineer II
Auburn, Illinois, United States
$90k-$105k/yr OnsiteFull Time
2+ YOEBachelor's in EE/CE/Software Engineering, 2+ years engineering experience, embedded firmware (C/C++), software (C#, .NET), test development, circuit design/troubleshooting, and ability to lift 35 lbs. Must be authorized to work in the US without sponsorship.
C/C++, C#, .NET, Visual Studio, LabVIEW, IAR, OrCAD, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Visio, Multimeter, Oscilloscope, Function Generator, Power Supply
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.
17h
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Test Engineer - Mission Software (Top Secret/SCI Clearance Required)
Herndon or Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
Software testing experience across enterprise application lifecycles, automated test development, Agile and CI/CD experience, testing methodologies, defect tracking, and DevSecOps integration. U.S. citizenship required.
Playwright, Cypress, JavaScript, Python, CI/CD, DevSecOps
2mo
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C++ Software Engineer
St. Louis, Missouri, United States
OnsiteFull Time
2+ YOE2+ years C++ experience; OO design; full software life cycle; team collaboration; test-driven development.
C++, Linux, Python, Unix shell, JavaScript, Node.js
2d
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Chef d'équipe développement logiciel C++ / Lead Software Developer, C++
Montreal or Saint Louis or North America or Europe or Asia
HybridFull Time
7+ YOE2+ MgmtRequires 7+ years of multithreaded C++ development, 2+ years of technical leadership, Linux expertise, modern engineering and automated testing experience, and fluency in French and English.
C++, Gemini CLI, FPGA, Linux, RedHat, CentOS, SUSE, Software Development Lifecycle (SDLC)
2w
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Full Stack Software Engineer
St. Louis or Fairfax
OnsiteFull Time
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
3w
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Senior Software Engineer and Consultant
Saint Louis, Missouri, United States
RemoteFull Time
5+ YOE5+ years .NET and SQL Server experience, T-SQL and JavaScript proficiency, strong OOP and relational database knowledge, debugging/testing skills; Bachelor\u0002s in CS preferred.
Microsoft .NET, Microsoft SQL Server, T-SQL, JavaScript, Blazor, jQuery, REST API, XML, EDI
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
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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Quality Engineer
Saint Louis, Missouri, United States
OnsiteFull Time
2+ YOE2+ years SDET/test engineering experience; proficiency in Python, JavaScript, or Java; experience with Selenium, Cypress, or Playwright; API testing (Postman/REST Assured); CI/CD integration; Agile experience and strong analytical/communication skills.
Python, JavaScript, Java, Selenium, Cypress, Playwright, CI/CD, Postman, REST Assured, JMeter, K6, LoadRunner, iOS, Android, AWS, Azure, GCP, Docker
2d
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Engineer III
Tempe or St. Louis
HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years of software engineering experience; expertise in Java or JavaScript, scalable cloud solutions, modern architecture, databases, APIs, testing, observability, and technical leadership.
Java, Spring Boot, REST APIs, React, JavaScript, Kubernetes, Kafka, MongoDB, Oracle, Microsoft Azure, AI, prompt engineering, microservices, domain-driven design, Agile
3w
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Software Engineering Advisor- Hybrid
St. Louis, Missouri, United States
HybridFull Time
3+ YOEMaster’s degree in CS/CE (or Bachelor’s plus more experience),3+ years software engineering in PBM domain, expertise in Java/Spring Boot, ReactJS, Kafka, MongoDB, AWS/OpenShift, Boomi, Saviynt, GitHub, Node.js, testing and observability tools.
Java, Spring Boot, MongoDB, ReactJS, HTML5, XHTML, CSS3, JavaScript, jQuery, AJAX, JSON, Bootstrap, Apache Kafka, Boomi, Saviynt, GitHub, Node.js, NPM, Spring IoC, JUnit, Dynatrace, New Relic, SonarQube, AWS, OpenShift
2mo
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Systems Integration Testing Engineer
St Louis, Missouri, United States
$112k-$179k/yr OnsiteFull Time
6+ YOEMust hold Top Secret clearance and be willing to upgrade to TS/SCI with polygraph. BS in systems/electrical/physics/software engineering (or related) with 8 years' systems engineering experience (6 years with Master's). Experience in sensor imaging systems, test design, data verification, and strong written/oral communication required.
3mo
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Sr. Android Engineer (Tulsa, OK, US, 74101)
Tulsa or Dallas or Houston or Kansas City or Lincoln or Little Rock or Memphis or Oklahoma City or Phoenix or Salt Lake City or San Antonio or Springfield or St. Louis
OnsiteFull Time
8+ YOE8+ years software engineering; 3-5 years building production Android apps with Kotlin and Jetpack Compose; strong API, CI/CD, testing experience.
Kotlin, Jetpack Compose, AWS, REST APIs, JUnit, Espresso, Mockito, Firebase, New Relic, CircleCI, Fastlane, GitHub Copilot, Claude
1mo
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Distribution Engineer - Greater St. Louis Area
St. Louis or Wentzville or Edwardsville
$71k-$134k/yr RemoteFull Time
ABET BS in Engineering (preferably electrical), knowledge of electric utility distribution systems, EIT/FE or PE preferred, valid driver’s license, ability to travel and pass drug/fit-for-duty tests, proficiency with Microsoft Office, GIS and distribution design software.
Microsoft Office, GIS, Spida Calc, O-Calc, Pole Foreman, Katapult, AutoCAD, SPANS, NJUNS, IkeGPS
1mo
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Sr. R&D Engineer
Hazelwood, Missouri, United States
$81k-$103k/yr HybridFull Time
2+ YOEDesign, develop, test, and refine electromechanical medical devices; firmware/embedded software development (C, C++), tool development with C# and Microsoft Visual Studio; develop test protocols to meet FDA/European standards. 2+ years preferred.
C#, Microsoft Visual Studio, C, C++
2w
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Senior Developer
Calgary or Orlando or Edmonton or Scottsdale or Pittsburgh or Toronto or Raleigh or Columbus or Charleston or Vancouver or Winnipeg or Ottawa or Phoenix or Halifax or St. Louis or Moncton
$160k-$200k/yr RemoteFull Time
4+ YOE4+ years Ruby on Rails experience, front-end fundamentals (JavaScript, React), strong SQL and data skills, background with scale/concurrency, testing practice, and Agile experience.
Ruby on Rails, JavaScript, React, React Native, SQL, Git, GitHub, Jira
1mo
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US Tech - AI Engineering Manager
Tampa or Raleigh or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rochester or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or San Jose or Seattle or Spartanburg or Albany or Stamford or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Fort Worth or Greensboro or Hartford or Houston or Grand Rapids or Indianapolis or Irvine or Jacksonville or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Melville or Miami or Milwaukee or Minneapolis or Vermont or Nashville or New Orleans or New York City or Oklahoma City or Orlando or Philadelphia or Phoenix or Pittsburgh or Portland or United States
$74k-$212k/yr OnsiteFull Time
6+ YOEBachelor's degree and 6+ years in software/platform/cloud engineering with people leadership; experience with cloud-native platform engineering, Azure, DevOps, enterprise integration, automated testing and conversational bot frameworks.
Azure, DevOps, Azure Bot Framework SDK, Composer, Azure Cognitive Services, LUIS, Orchestrator, Microsoft Teams, Web Chat, Direct Line
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