205 principal software engineer jobs at 89 companies in Canton, MA
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Principal Software Engineer
Atlanta or Boston or Morristown or Plano or St. Louis or St. Petersburg or Hyderabad
HybridFull Time
8+ YOE8+ years backend software engineering; degree or equivalent; cloud, IaC, CI/CD; APIs; strong communication; leadership.
TypeScript, Node.js, PostgreSQL, Angular, AWS, Terraform, Elasticsearch, CI/CD, SASS
2mo
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Principal Software Engineer
Bethesda or Waltham
$164k-$257k/yr HybridFull Time
8+ YOE8+ years software engineering; production-grade APIs; GraphQL; Node.js; TypeScript; Go; OAuth2/JWT; security; scalable SaaS APIs.
GraphQL, Node.js, TypeScript, Go, Jenkins, ArgoCD, Datadog, OAuth 2.0, JWT
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Principal Software Engineer
Waltham or North Bethesda
$200k-$225k/yr HybridFull Time
8+ YOE8–12+ years of software development; expert in Python, React/TypeScript, AWS; strong system architecture and enterprise integration experience; Bachelor's degree in CS/Engineering or related field.
Python, React, TypeScript, AWS
18h
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Principal Software Engineer
Boston, Massachusetts, United States
$144k-$170k/yr OnsiteFull Time
10+ YOE5+ MgmtBachelor's degree and 10+ years of software engineering experience required, including 5+ years of technical leadership. Requires proficiency in two TIOBE top-20 languages and complex systems architecture experience.
Elixir, AWS, Terraform, OpenTofu, Infrastructure as Code, GTFS, GTFS-RT, TODS, TIDES
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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 Engineer (Cloud)
Boston, Massachusetts, United States
HybridFull Time
15+ YOE15+ years software engineering; cloud-native distributed systems; leadership; backend languages (Rust, Python, TypeScript, Go); cloud platforms (AWS, GCP, Azure); strong communication; AI-assisted tooling familiarity.
Rust, Python, TypeScript, Go, AWS, GCP, Azure, Claude Code, Codex, Cursor
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Principal Software Engineer - AI
Boston, Massachusetts, United States
$120k-$180k/yr OnsiteFull Time
New Balance: Designs and manufactures athletic footwear, apparel, and sports equipment.
10+ YOE10+ years software development with 4+ years AI/ML and LLMs; extensive Python, agentic frameworks, and Microsoft AI ecosystem experience.
Python, LangChain, LangGraph, Semantic Kernel, Azure OpenAI Service, Azure AI Search, Microsoft Copilot Studio, React, RESTful APIs, ERPs, CRMs, SQL, NoSQL
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Principal Software Engineer, Data
Cambridge or San Francisco
$204k-$348k/yr HybridFull Time
8+ YOE8-15 years of backend-focused engineering; full stack experience; AWS, Kubernetes; API design; data pipelines; Python; collaboration with scientists and engineers.
React, TypeScript, Nx, Tailwind, FastAPI, SQL/NoSQL, Python, Pydantic, SQLAlchemy, SQLModel, Django, Airflow, Prefect, Temporal, Dagster, pandas, numpy, scipy, jax, pytorch, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions
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Principal Software Engineer
Cambridge, Massachusetts, United States
$300k-$500k/yr OnsiteFull Time
Hands-on, production-focused senior IC with full-stack expertise across backend, frontend, infra, and AI systems; strong Python, cloud, databases, and LLM tooling; ownership of critical systems.
Python, Node.js, REST, gRPC, AWS, GCP, Azure, Kubernetes, Terraform, PostgreSQL, MySQL, MongoDB, Cassandra, DynamoDB, Neo4j, Vector databases, LangSmith, OpenAI, Anthropic, Frontend
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Principal Software Engineer
Tewksbury, Massachusetts, United States
$108k-$205k/yr OnsiteFull Time
8+ YOEU.S. citizenship and ability to obtain Interim Secret clearance; typically a STEM bachelor’s with 8+ years (or advanced degree with 5+ years); strong C/C++ (or Java) and Unix/Linux experience; embedded/real-time systems, multithreading, and performance optimization skills.
C/C++, Java, Unix/Linux, tcsh, csh, bash, Git, ClearCase, VxWorks, Integrity, Agile, Scrum
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr OnsiteFull Time
5+ YOEBachelor's + 7+ years software engineering or advanced degree + 5+ years; experience designing, developing, testing and deploying scalable, reliable software for manufacturing; leadership, mentoring, and cross-functional collaboration.
Ignition, deviseWISE, Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, Test-Driven Development, Agile & Scrum, CI/CD Pipelines, RESTful API Design, Java, C++, NET, Scala, Lua, Python, SQL
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Principal Software Developer - SafeTrace
Boston, Massachusetts, United States
$104k-$176k/yr OnsiteFull Time
10+ YOE10+ years software engineering with 5+ years in principal/architect roles; expert C# or Java/Python; experience with REST APIs, microservices, event-driven systems, CI/CD, containerization, SQL/NoSQL, AWS and Terraform; security and compliance (OWASP, OIDC, SAML2, SOC2, ISO27001, HIPAA).
C#, Java, Python, RESTful APIs, Microservices, Domain-driven design, CI/CD, Event-driven architecture, Service-oriented architecture, High-availability, Containerization, SQL, NoSQL, Epic, AWS, ECS, EKS, RDS, Lambda, S3, SQS, CloudFormation, Terraform, OWASP, OIDC, SAML2, SOC2, ISO27001, HIPAA
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Principal Software Engineer - Python
Boston, Massachusetts, United States
$150k-$300k/yr RemoteFull Time
12+ YOE12+ years of production Python development; enterprise SaaS; open-source tools; FastAPI; Pydantic; strong English communication; unrestricted right to work in the United States.
Python, Git, FastAPI, Pydantic
3w
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Principal Software Engineer
Burlington, Massachusetts, United States
$178k-$230k/yr HybridFull Time
10+ YOE2+ MgmtBachelor's in CS/CE or equivalent, 10 years professional software engineering experience with strong Java, object-oriented design, database and automation skills; 2 years technical leadership; experience with cloud projects and CI/CD tools.
Java, C#, React, SQL, SQL Server, PowerShell, Jenkins, GIT, JavaScript, SOAP, REST, XML, JSON, Azure
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Principal Software Engineer
Boston, Massachusetts, United States
$193k-$319k/yr HybridFull Time
12+ YOEBachelor's in Software Engineering or related and 12 years' experience; 10+ years with Linux networking, Kubernetes CNI, and Go/Python; 8+ years with OpenShift and image-based installers; 5+ years OVN; 2+ years DPU/SmartNIC experience.
Open Virtual Network (OVN), OpenShift, Cluster Network Operator (CNO), Doca Platform Framework (DPF), Data Processing Unit (DPU), BlueField Boot (BFB), HyperShift, Red Hat Enterprise Linux CoreOS (RHCOS), Assisted Installer, Single Node OpenShift (SNO), Go, Python, Kubernetes, CNI, Linux
1mo
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr HybridFull Time
5+ YOEBachelor’s degree + 7+ years software engineering or advanced degree + 5+ years; experience designing and developing scalable systems for manufacturing operations; mentoring, requirements capture, database architecture, CI/CD, and cross-functional collaboration; ability to travel 25%.
Ignition, deviseWISE, Microsoft Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, CI/CD Pipelines, RESTful API Design, Java, C++, .NET, Scala, Lua, Python, SQL
1w
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Software Principal Engineer
Hopkinton, Massachusetts, United States
$168k-$231k/yr OnsiteFull Time
10+ YOE10+ years managing enterprise-scale DevOps tools and CI/CD pipelines with GitHub Actions, self-hosted runners, GitHub Enterprise Server administration, security and secrets management, container orchestration, and automation; bachelor's/master's preferred.
GitHub, GitHub Actions, GitHub Enterprise Server, OKTA, S3, Docker, Kubernetes, JavaScript, Linux, Windows, macOS
2mo
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Software Lead - Principal Software Engineer
Nashua, New Hampshire, United States
$118k-$201k/yr OnsiteFull Time
4+ YOEBachelor's in CS/CE or related, minimum 4+ years experience (6 years typical), ability to obtain Secret clearance, C++ development, software engineering processes, testing/verification, leadership and project management skills.
C++
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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
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Principal Software Engineer – Audio Systems & Embedded Platforms
Framingham, Massachusetts, United States
$174k-$239k/yr OnsiteFull Time
10+ YOE10+ years embedded software and DSP, leadership of architecture, strong C/C++, audio/ANC/ANR, real-time embedded systems.
C/C++, MATLAB, Simulink, DSP, embedded systems, Linux
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