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34 principal software engineer jobs at 10 companies in Iowa

2mo
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Principal Engineer
Alabama or Arizona or Arkansas or California or Colorado or Connecticut or Florida or Georgia or Hawaii or Idaho or Illinois or Indiana or Iowa or Kansas or Kentucky or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Nevada or New Hampshire or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Vermont or Virginia or Washington or Wisconsin
$210k-$262k/yr RemoteFull Time
Fuze Health
Fuze Health: Integrated digital health, home diagnostics, and virtual pharmacy platform.
10+ YOEBachelor's in CS or related; 10+ years software engineering experience with 3+ years at staff/principal level; deep expertise in AWS, PostgreSQL, Ruby on Rails, Python, TypeScript/JavaScript; experience building scalable, high-throughput systems; strong communication; U.S. work authorization required.
AWS, PostgreSQL, Ruby on Rails, Python, TypeScript, JavaScript, Slack, GSuite, Jira, HL7, FHIR, NCPDP, EHR
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2w
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Principal Engineer, Software Engineering
Cedar Rapids, Iowa, United States
$136k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEBachelor's in CS/EE with 8+ years (or Master's with 5+ years) in aerospace software, DO-178C/DO-330/331/332 experience, ARINC protocols, Embedded C, Simulink, Python, Visual Studio; strong design and debugging skills.
Simulink, Python, C, C++, Visual Studio, MATLAB
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1mo
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Principal Software Engineer
Iowa or United States
$177k-$284k/yr RemoteFull Time
Workiva
WorkivaNYSE: WK: Cloud platform for connected reporting and compliance.
8+ YOE8+ years building and scaling complex software systems; experience using AI as a primary development collaborator; strong distributed systems and architectural judgment; bachelor's degree in CS or related field (or equivalent experience).
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4w
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Principal Software Engineer
Rhode Island or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Illinois or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$144k-$288k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
10+ YOE10+ years IT experience, 7+ years Java/Swift/SwiftUI/Kotlin, 5+ years mobile architecture experience, CI/CD and testing experience, 1+ year AI/ML experience, Flutter and EM/ML framework familiarity.
Java, Swift, SwiftUI, Kotlin, MVVM, Clean Architecture, Flutter, TensorFlow, PyTorch, Scikit-learn, JavaScript, AngularJS, Angular, NodeJS, LangSmith, Braintrust, Promptfoo, Claude Code, Codex, Cursor, GitHub Copilot, Oracle
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3mo
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Principal Developer
Des Moines, Iowa, United States
$128k-$152k/yr HybridFull Time
Federal Home Loan Bank of Des Moines
Federal Home Loan Bank of Des Moines: Provides liquidity and funding to member financial institutions.
10+ YOE1+ MgmtSenior Java full-stack developer with 10+ years (12+ preferred) of enterprise software experience; leadership, mentoring, Agile, and CI/CD expertise.
Java, SQL, HTML, CSS, Angular, Bootstrap, Typescript, Node, Spring, Hibernate, JUnit, JUnit5, Mockito, GitLab
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2d
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Principal Engineer
California or Maryland or Texas or United States or Alabama or Arizona or Arkansas or Colorado or Connecticut or Florida or Georgia or Hawaii or Idaho or Illinois or Indiana or Iowa or Kansas or Kentucky or Massachusetts or Michigan or Minnesota or Missouri or Nevada or New Hampshire or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Vermont or Virginia or Washington or Wisconsin
$210k-$262k/yr RemoteFull Time
Fuze Health
Fuze Health: Technology-powered provider of digital pharmacy and home health services.
10+ YOEBachelor's degree and 10+ years of software engineering experience, including 3+ years at Staff or Principal level. Requires distributed systems expertise and AWS, PostgreSQL, Ruby on Rails, Python, TypeScript, and JavaScript.
AWS, PostgreSQL, Ruby on Rails, Python, TypeScript, JavaScript, Slack, Google Workspace, Jira, HIPAA, SOC 2, HL7, FHIR, NCPDP, EHR
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Principal Tetragon Software Engineer
San Jose or North Dakota or Montana or Maine or Ohio or Nebraska or Louisiana or Texas or Nevada or Hawaii or Georgia or Mississippi or Connecticut or Colorado or Wyoming or Wisconsin or West Virginia or Maryland or California or Vermont or New York or New Jersey or Arkansas or South Dakota or Pennsylvania or Michigan or Indiana or Idaho or Arizona or New Mexico or New Hampshire or Kentucky or Alabama or South Carolina or Illinois or Missouri or Massachusetts or Iowa or Tennessee or North Carolina or Minnesota or Kansas or Alaska or Rhode Island or Delaware or Washington or Virginia or Utah or Oregon or Florida or Oklahoma
$231k-$332k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
10+ YOE10+ years systems programming experience; strong Go and eBPF knowledge; Linux, distributed systems, and kernel-level experience; architecture and performance optimization skills.
Go, eBPF, C, C++, Java, Python, Rust, Kubernetes, Cilium, Tetragon, Splunk, Linux
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2mo
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Principal Piping Engineer
Houston or Texas or Louisiana or Iowa or Australia
OnsiteFull Time
Worley
WorleyASX: WOR: Provides engineering and project delivery services for energy and resources.
BS in mechanical or related field, piping engineering and EPC experience, knowledge of ASME B31/B16 and piping deliverables, strong specification and communication skills, competency with Microsoft Office and engineering software; PE licensure in a U.S. jurisdiction preferred.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft Teams, AutoCAD, Hexagon SmartPlant P&ID, Hexagon SmartPlant Materials, Hexagon SmartPlant Reference Data, AVEVA
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2mo
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Principal Machine Learning Engineer
Denver or Arizona or Arkansas or California or Florida or Georgia or Illinois or Indiana or Iowa or Kansas or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or Nevada or New Jersey or New York or North Carolina or Ohio or Oklahoma or Pennsylvania or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin
$228k-$253k/yr HybridFull Time
Ibotta
IbottaNYSE: IBTA: Provides a cash-back rewards and performance marketing platform.
10+ YOE10+ years building and deploying large-scale ML systems; expertise with cloud (AWS), big-data tools, ML frameworks, and leading ML strategy and mentoring engineers.
Python, Apache Spark, Databricks, AWS, Amazon SageMaker, scikit-learn, TensorFlow, Spark ML, Apache Kafka
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2mo
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Principal AI Engineering Architect
Iowa or Dallas or Chicago or Seattle or Boston or New York
HybridFull Time
The Mutual Group
The Mutual Group: Provides capital and operational technology for mutual insurance companies.
10+ YOE10+ years in software/architecture with 5+ years AI/automation; strong Generative AI patterns; agentic AI; MCP; regulated environment experience; bachelor's degree, master’s preferred.
LLMs, SLMs, Embeddings, Vector databases, Semantic search, RAG, Prompt engineering, Agentic AI, Model Context Protocol
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5d
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Principal Machine Learning Engineer, YM2026PMLE
Connecticut or Nebraska or Indiana or Arizona or Michigan or Missouri or Massachusetts or Illinois or Maine or California or Florida or Minnesota or Colorado or Iowa or Kansas or Mississippi or Georgia or Alabama or Kentucky or Idaho or Maryland or Norwalk
$177k-$217k/yr RemoteFull Time
FactSet
FactSetNYSE: FDS: Provides integrated financial data and analytical software solutions.
6+ YOEMaster’s degree in a technical field, 6 years of related experience, and 3 years using Python, Node.js, MongoDB, RabbitMQ, Redis or Memcached, Git, Elasticsearch, scikit-learn, NumPy, spaCy, NLP, and machine learning methods.
Node.js, MongoDB, RabbitMQ, Redis, Memcached, Git, Python, Elasticsearch, scikit-learn, NumPy, spaCy, SVM, XGBoost, RNN, LSTM
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