8 sr principal software engineer jobs at 7 companies in Delaware
5d
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Principal Engineer, Software Engineering - eCommerce Applications
Conshohocken or Delaware or New Jersey
$111k-$221k/yr RemoteFull Time
10+ YOEBachelor's degree and 10+ years in software engineering, including 3+ years in a principal, staff, lead, or equivalent role. Requires enterprise eCommerce experience and proficiency with modern architectures, programming, cloud, security, and DevSecOps.
Microservices, RESTful APIs, Java, C#, JavaScript, TypeScript, Python, Azure, AWS, Google Cloud, CI/CD, DevSecOps, Adobe Commerce, Magento, Salesforce Commerce Cloud, SAP Commerce Cloud, Shopify Plus, Adobe Experience Manager, Sitecore, Azure API Management, Okta, Azure AD, Auth0, Kubernetes
1mo
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Principal Software Engineer - AI Engineer
Jersey City or Wilmington or Palo Alto
$204k-$285k/yr OnsiteFull Time
7+ YOE7+ years software engineering experience; strong Python and PyTorch/TensorFlow; experience with vector storage, agentic AI and LLM deployment, MLOps and CI/CD, cloud (AWS or Azure); leadership and responsible AI practices.
Python, PyTorch, TensorFlow, Vector storage systems, CI/CD, MLOps, AWS, Azure, LLM Suite
1mo
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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
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
3w
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Principal Software Development Engineer
Wellesley or Hartford or New York City or Arkansas or Vermont or Connecticut or Georgia or Texas or Minnesota or Michigan or Maine or Wisconsin or New York or District of Columbia or Kansas or Indiana or New Jersey or Nebraska or Rhode Island or Louisiana or Tennessee or Kentucky or Mississippi or Ohio or Oklahoma or West Virginia or Massachusetts or Maryland or South Carolina or Alabama or Missouri or Virginia or Illinois or North Carolina or Florida or New Hampshire or Delaware
$144k-$288k/yr HybridFull Time
10+ YOE10+ years software experience, 7+ years leading enterprise solution design, cloud-native microservices on GCP, Java/Python/Node.js, API design, strong communication and stakeholder skills.
Java, Python, Node.js, Angular, ReactJS, Google Cloud Platform (GCP), REST, APIs, CI/CD, SAFe
3w
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Principal Software Engineer (Security & Policy Platform) (Remote)
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
$251k-$363k/yr RemoteFull Time
12+ YOEBachelor's in CS/EE or related and 12+ years designing large-scale distributed systems; experience with cloud/hybrid, security and privacy for platform systems; production coding in Go/Rust/C++; strong communication.
Go, Rust, C++
2mo
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Principal AI Platform Engineer
Florida or Texas or Illinois or New York or New Jersey or Alabama or Arizona or Arkansas or Colorado or Connecticut or Delaware or Georgia or Indiana or Kansas or Massachusetts or Missouri or North Carolina or Tennessee or Utah or Wisconsin
$155k-$175k/yr RemoteFull Time
7+ YOEBachelor's or equivalent, 7+ years software engineering experience building platform/infrastructure; hands-on with Python/TypeScript, REST/GraphQL, cloud (AWS), Docker/Kubernetes, IAM, LLM/agent integrations, CI/CD and observability.
Python, TypeScript, Go, C#, Node, REST API, GraphQL, Model Context Protocol (MCP), AWS, EKS, Docker, Kubernetes, OAuth2, OIDC, Keycloak, Entra ID, Auth0, Bash, PowerShell, GitLab CI, Helm
1mo
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Principal Applied AI Engineer, Finance
Menlo Park or Boston or Indianapolis or Durham or Washington or Missouri or Rhode Island or Maine or New York or Florida or North Carolina or Massachusetts or Illinois or Tennessee or Pennsylvania or Mississippi or New Jersey or Maryland or Michigan or Vermont or Minnesota or West Virginia or Louisiana or California or Ohio or Connecticut or South Carolina or Georgia or Delaware or Wisconsin or Virginia or Kentucky or Indiana
$194k-$341k/yr RemoteFull Time
8+ YOE8+ years building production AI/ML systems with Python, LLMs, MLOps and cloud (preferably AWS); expertise in time-series forecasting, predictive modeling, and agentic/Generative AI; strong software engineering and CI/CD experience.
Python, LLMs, Docker, Kubernetes, AWS, CI/CD, APIs, MLOps, RAG, vector databases
3w
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Principal Engineer (Data) - Channels Data Platforms and Analytics
Charlotte or United States or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia
HybridFull Time
12+ YOE12+ years data/software engineering, 8+ years designing enterprise data platforms, cloud modernization (Azure/Databricks/Snowflake/Kafka), SQL and Python proficiency, legacy modernization and architecture leadership in regulated environments.
Azure, ADLS Gen2, Event Hubs, Key Vault, Databricks, Delta, Snowflake, Informatica, Kafka, Mainframe, Oracle, Postgres, Python, SQL, Java, Scala, Git, Azure DevOps, Jenkins, Docker, Kubernetes, OpenShift, Collibra, AppDynamics, Splunk, Grafana, Starburst, Terraform, Bicep, dbt, LookML, Great Expectations, Deequ, Purview