60 software integration engineer jobs at 36 companies in Berkeley, MO
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Senior Systems Integration Engineer
Hazelwood or Berkeley
$137k-$185k/yr OnsiteFull Time
Bachelor's in engineering-related field, systems engineering and system integration experience, hardware/software integration, networking, Windows/Linux, scripting, and active U.S. Secret security clearance (U.S. Person required).
Windows, Linux, BIOS, File Servers, Network Switch, Visual Systems, Computational Systems
2mo
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Senior Systems Integration Engineer
Hazelwood or Berkeley
$137k-$185k/yr OnsiteFull Time
Active U.S. Secret clearance and U.S. Person required, Bachelor's degree in a relevant STEM field, systems engineering and integration experience, hardware/software integration, Windows/Linux and BIOS experience, obsolescence management and troubleshooting skills.
Windows, Linux, BIOS, File Servers, Network Switch
2d
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Data Integration Engineer
Scott Air Force Base or St. Louis
OnsiteFull Time
Bachelor's degree and 5+ years in data engineering or software development. Requires SQL, Python, data pipelines, cloud platforms, integration solutions, and active Secret clearance with TS/SCI eligibility.
SQL, Python, Apache Spark, Kafka, AWS, Microsoft Azure, Google Cloud Platform, Databricks, Palantir Ontology, Maven Smart Systems
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.
1mo
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Lead Software Engineer
O'Fallon, Missouri, United States
HybridContract
Bachelor's in CS/IS, strong full-stack Java, API, Angular, React skills; experience with Agentic frameworks, MCP and LLM integrations; Qlik Sense and data architecture experience; strong analytical and communication skills.
Java, APIs, Angular, React, Agentic Frameworks, MCP, LLMs, Qlik Sense, Tableau, Power BI, WebFocus, Hadoop, Kafka
3d
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Sr. Automation Engineer Robotics Software
Ankeny or St. Louis or United States
$115k-$144k/yr HybridFull Time
3+ YOEMaster's degree in informatics, computer engineering, robotics engineering, or a related quantitative field plus 3 years developing robotics automation software, PLC integrations, Python applications, HMI systems, and machine-learning solutions.
PLC, OPC UA, Modbus, Python, JavaScript, Vue, FastAPI
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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
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
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Software Development Engineer II- Back End
Redlands or St. Louis or Vienna
$97k-$162k/yr OnsiteFull Time
2+ YOE2+ years backend engineering experience building services with Python, Node.js/JavaScript, or Java; REST API design; ArcGIS Enterprise integration; containerization (Docker/Kubernetes); Top Secret/SCI clearance required; Bachelor's degree in CS/Math/GIS/STEM.
Python, Node.js, JavaScript, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server, REST APIs
4d
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Full Stack Software Engineer - Remote or Hybrid in MN or DC
Minnesota or District of Columbia or Bridgeton
$113k-$193k/yr HybridFull Time
10+ YOERequires 10+ years software development, 6+ years frontend and full-stack experience with React, Node.js, and .NET, Azure expertise, data integration, AI solutions, and technical leadership.
React, Node.js, .NET, Microsoft Azure, Azure Data Factory (ADF), Databricks, Azure Service Bus, Azure SQL Managed Instance (SQL MI), Delta Lake, Apache Tomcat, Git, REST APIs, Single Page Application (SPA), Quadient
1mo
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Mid Software Engineer (SFA)
Saint Louis, Missouri, United States
OnsiteFull Time
5+ YOE5-7 years software development experience; proficiency in Python/Java/C#/Javascript; experience translating requirements, design, testing, deployment, database design, code reviews, and system integration. Active TS/SCI clearance and US citizenship required.
Python, Java, C#, Javascript
3d
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Sr. Automation Engineer Robotics Software
Ankeny or St. Louis or Creve Coeur
$115k-$144k/yr HybridFull Time
3+ YOEMaster's degree in a quantitative field and 3 years of experience developing robotics software, PLC integrations, Python applications, HMI systems, and automation monitoring.
PLC, OPC UA, Modbus, Python, JavaScript, Vue, FastAPI, HMI
1mo
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Full Stack Software Developer (.NET/React)
St. Louis, Missouri, United States
HybridFull Time
3+ YOE3+ years .NET experience, Next.js/React front-end, Optimizely CMS and headless CMS integration, GraphQL/REST APIs, Azure CI/CD and DevOps, Git, CSS/SCSS, JavaScript/TypeScript, strong problem-solving and collaboration skills.
Optimizely CMS, Next.js, React, GraphQL, REST, SSR, SSG, ISR, Jira, Azure DevOps Boards, Azure CI/CD pipelines, Git, CSS, Sass, SCSS, JavaScript, TypeScript, Optimizely Graph, Aprimo DAM, Cloudflare CDN, Google Analytics
3w
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Missions Systems Software Engineer - Embedded (Associate, Experienced, Senior)
Berkeley, Missouri, United States
$99k-$217k/yr OnsiteFull Time
2+ YOE2+ years programming experience (Go, Java, C, C++, Rust, or Python); systems integration experience; strong verbal and written skills; ability to obtain U.S. security clearance.
Go, Java, C, C++, Rust, Python, Linux, VxWorks, Containers, Git, CI/CD, Cameo
3mo
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Software Engineer - Frontend
Florissant, Missouri, United States
OnsiteFull Time
Extensive experience building frontend architecture and design systems; React/Next.js web, React Native/Expo mobile; UI/UX optimization; scalable deployments; AI/SEO integration.
React, Next.js, React Native, Expo, Tailwind CSS, LaunchDarkly, New Relic, Mixpanel, Mux, Cloudflare Pages, Vercel, AWS Amplify, ECS, Fargate, EC2, S3, CloudFront, AI/SEO tooling
3mo
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Software Development Engineer in Test (SDET) II
O’Fallon, Missouri, United States
$92k-$147k/yr HybridFull Time
SDET with experience building functional, integration, and UAT test strategies for high-throughput systems. Linux, shell scripting, and programming in C/C++ or Java. Git experience. Bachelor’s in CS/SE/IT/Math. Strong communication.
Linux, Shell scripting, C, C++, Java, Git
1mo
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Principle Architect - Software/ AI Native Engineer
St. Louis, Missouri, United States
$140k-$170k/yr OnsiteFull Time
12+ YOE12+ years experience designing cloud-native software and AI-native platforms; strong AWS knowledge; experience with AI platforms, developer platforms, API integration and AI governance.
Model Context Protocol (MCP), GitHub Copilot, Claude Code CLI, AI Foundry, Bedrock, OpenAI, Anthropic, LLM integrations, Agentic systems, AI orchestration frameworks, AWS
2mo
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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
2w
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Generative AI/ML Intelligent Document Processing Engineer
Irving or Atlanta or Hopkins or San Francisco or Charlotte or New York City or Chicago or Gresham or Englewood or Cincinnati or Brookfield or Earth City
$105k-$124k/yr HybridFull Time
3+ YOE3+ years IDP experience, hands-on Tungsten/Kofax, strong C#/.NET and SQL skills, Azure and AI/ML integration experience, production software engineering and stakeholder collaboration skills.
Tungsten, Kofax, C#, .NET, SQL, Microsoft Azure, AI/ML, Generative AI, IBM DataCap, Retrieval-Augmented Generation (RAG), APIs
1w
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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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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
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