16 principal engineer software development jobs at 9 companies in Portsmouth, RI
3mo
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Principal Software Engineer
Wellesley, Massachusetts, United States
$144k-$288k/yr HybridFull Time
8+ YOE8+ years software experience; 4+ years as technical leader; strong Python/Java; cloud (GCP); microservices; ML; real-time systems; UI (React/Angular).
Python, Java, GCP, React, Angular, Machine Learning, OCR, LLMs
3mo
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Principal Software Development Engineer in Test
Mansfield, Massachusetts, United States
$152k-$190k/yr RemoteFull Time
8+ YOE8–15 years SDET/automation engineering experience; strong Playwright with C#/.NET; API and database testing; CI/CD and Docker experience; leadership and mentoring.
Playwright, C#/.NET, REST API, SQL, Docker, AWS, CI/CD, Git, Bitbucket, Jira, Confluence
3w
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Principal Software Engineer
Mansfield, Massachusetts, United States
$152k-$190k/yr RemoteFull Time
10+ YOE10+ years in software design and development preferred; expert C#, .NET, ASP.NET, Angular, and TypeScript; experience with AI/LLM integration, Python or .NET, full-stack applications, SDLC, and technical leadership.
Microsoft .NET, C#, ASP.NET, Angular, TypeScript, HTML, CSS, Python, OpenAI, Azure OpenAI, SQL, Microsoft SQL Server, AWS, LLMs, AI
1mo
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Principal Software Engineer/Developer
Smithfield, Rhode Island, United States
$132k-$166k/yr OnsiteFull Time
3+ YOEBachelor's degree plus 5 years or master's degree plus 3 years in software engineering, API testing, and automation scripting within financial services; expertise with automation, DevOps, databases, and CI.
Selenium WebDriver, Selenium Grid, TestNG, Java, JavaScript, JUnit, Cucumber BDD, Rest Assured, Karate, Playwright, MongoDB, PostgreSQL, Jenkins, Git, Jira, Qtest, Data Dog, Maven, JMeter, Appium, Redis, Kafka, Eclipse, IntelliJ IDEA
1mo
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AI Development & Agent Ops — Principal Software Engineer
Hopkinton or Austin
$168k-$231k/yr OnsiteFull Time
8+ YOE8+ years software engineering experience; deep familiarity with CI/CD, DevOps, agentic/AI development; cross-functional collaboration and strong communication skills.
CI/CD, DevOps, Windsurf, Codeium, Claude Code, GitHub Copilot, Cursor, Model Context Protocol (MCP)
1d
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Principal Software Engineer
North Kingstown, Rhode Island, United States
OnsiteFull Time
Requires safety-critical avionics expertise with RTCA DO-178C, vehicle-level architecture ownership, certification experience, embedded C/C++ on RTOS or bare metal, avionics networking, and systems engineering fluency.
RTCA DO-178C, ARINC 664/AFDX, TTP, CAN, DDS, C, C++, RTOS, MATLAB, Simulink, Embedded Coder, FMS, RNP, DAA, RTCA, EUROCAE, DO-330, DO-331
1mo
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Principal Software Engineer/Developer
Smithfield, Rhode Island, United States
$132k-$166k/yr OnsiteFull Time
3+ YOEBachelor's or Master's in CS/Engineering/IT/IS plus 5 years (Bachelors) or 3 years (Masters) experience; expertise in automation for UI, API, DB testing using Selenium, Cucumber, RestAssured, Karate, Java; CI/CD and DevOps tools experience.
Selenium WebDriver, Selenium Grid, TestNG, Java, JavaScript, JUnit, Cucumber BDD, RestAssured, Karate, Playwright, MongoDB, PostgreSQL, Redis, Kafka, Git, Jenkins, Jira, Qtest, DataDog, Maven, JMeter, Appium, Eclipse, IntelliJ IDEA
1mo
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Principal Software Engineer
Johnston or Phoenix
OnsiteFull Time
7+ YOEBachelor's degree, 7+ years software development experience, leadership/mentoring experience, expertise with Node.js and Java/Spring, cloud and containerization experience, CI/CD tooling, security protocols, and AI-assisted development tools.
Node.js, Java, Python, Go, Angular, React, Spring, Spring Boot, AWS, Microsoft Azure, Google Cloud Platform (GCP), Docker, Kubernetes, OpenShift, Jenkins, Harness, Git, Bitbucket, Nexus, MySQL, PostgreSQL, Oracle, MongoDB, OAuth, SAML, GitHub Copilot, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Kafka, Amazon Kinesis, Amazon SQS, Apache Storm
1mo
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AI Development & Agent Ops — Senior Principal Software Engineer
Hopkinton or Austin
$208k-$270k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience, deep familiarity with CI/CD and developer tooling, experience with agentic/AI development, strong cross-functional collaboration and communication skills.
Windsurf/Codeium, Claude Code, GitHub Copilot, Cursor, Model Context Protocol (MCP)
2mo
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Principal Software Engineer (Health100 Platform)
Woonsocket or Hartford or Arizona or Texas or Georgia or New York or Massachusetts
$144k-$288k/yr HybridFull Time
10+ YOE10+ years software development experience; 5+ years with Java, Spring Boot, and microservices; 2+ years with Kafka/event-driven platforms; 3+ years with cloud (GCP/Azure); experience with AI/generative AI and production engineering practices (security, resiliency, observability, CI/CD).
Java, Spring Boot, Microservices, Kafka, GCP, Azure, Google Cloud AI, CI/CD
1w
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Principal Engineer, Actuation Systems Embedded Software
Tucson or Huntsville or Portsmouth
$108k-$205k/yr OnsiteFull Time
8+ YOESTEM university degree and 8+ years of relevant experience, or advanced degree and 5+ years. Requires embedded C/C++, MATLAB/Simulink, systems engineering, and documented software development experience.
C, C++, MATLAB, Simulink, FPGA, VHDL, UART, SPI, I2C, GIT, Subversion, MISRA-C
3mo
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Principal Embedded Software Engineer (Onsite)
Middletown, Rhode Island, United States
$108k-$205k/yr OnsiteFull Time
8+ YOESenior embedded software engineer with 8+ years in real-time embedded C/C++, RTOS, and hardware integration; DoD Secret clearance required; onsite in Middletown, RI.
C/C++, VxWorks, Green Hills, Integrity, Linux
4d
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Principal Software Escalation Engineer
United States or Boston or Charleston or Arlington or Virginia or Montpelier or Memphis or Reston or Columbia or Providence
$147k-$238k/yr RemoteFull Time
8+ YOERequires 8+ years in software industry, 5+ years troubleshooting complex SaaS/cloud environments, and Python, Bash, Go, SQL, and code-reading skills. Strong communication, leadership, and cross-team influence required.
AWS, Python, Bash, Go, SQL, PagerDuty
1mo
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Principal Systems Development Engineer
Round Rock or Hopkinton or Santa Clara
$157k-$204k/yr OnsiteFull Time
8+ YOE8+ years professional experience with Bachelor's (or 6+ with Master\u0002s/3+ with PhD) or equivalent; system-level rack-scale architecture, integration across compute/mechanical/thermal/software/diagnostics, testing, root-cause analysis, and cross-team collaboration.
4d
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Senior Principal, Software Engineering
Boulder or Providence or Phoenix or Rhode Island or Colorado or Arizona or Connecticut or Florida or Massachusetts or Maryland or Maine or Missouri or North Carolina or New Hampshire or New Jersey or Nevada or New York or Oregon or Pennsylvania or South Carolina or Tennessee or Utah
$145k-$190k/yr RemoteFull Time
10+ YOE10+ years designing production software; expert C#, .NET, ASP.NET Core, Azure, distributed systems, CI/CD, infrastructure as code, AI-assisted and agentic development; client-facing leadership; BA/BS or equivalent experience.
C#, .NET, ASP.NET Core, Microsoft Azure, Azure App Service, Azure Functions, Azure Container Apps, Azure Kubernetes Service (AKS), API Management, Service Bus, Event Grid, Azure SQL, Cosmos DB, Microsoft Entra ID, OAuth 2.0, OpenID Connect, Azure DevOps, GitHub Actions, Bicep, Terraform, REST APIs, Docker, Kubernetes, SQL Server, Entity Framework Core, Azure Key Vault, Azure Monitor, Azure OpenAI, LLMs, RAG
2mo
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Principal Engineer - Digital Experience
Milford, Massachusetts, United States
$110k-$183k/yr OnsiteFull Time
8+ YOE8+ years AEM development, strong Java/J2EE, JavaScript/TypeScript and React skills, experience with AEM as a Cloud Service, Adobe Edge/Analytics/Launch, Marketo, REST/GraphQL, GitHub and CI/CD, Akamai and web performance/SEO/accessibility.
Adobe Experience Manager (AEM), AEM as a Cloud Service (AEMaaCS), Adobe Edge Delivery Services, Adobe Analytics, Adobe Launch, Marketo, React, Java, J2EE, JavaScript, TypeScript, HTML5, CSS3, REST APIs, GraphQL, GitHub, Cloud Manager, CI/CD, Akamai CDN, Sling, OSGi, Dispatcher