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2,871 principal software engineer jobs at 849 companies in United States

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Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
2mo
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Principal Software Engineer
Bronx, New York, United States
$200k-$220k/yr RemoteFull Time
Essen Health Care
Essen Health Care: Provides multispecialty medical care and home-based healthcare services.
7+ YOE7+ years software engineering; principal-level impact; designed and operated large-scale distributed systems; strong backend; healthcare experience a plus.
Python, FastAPI, React, TypeScript, MSSQL, Redis, Azure, Terraform
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3mo
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Principal Software Engineer
Toronto or New York City
$220k-$300k/yr OnsiteFull Time
Owl.co
Owl.co: AI-powered decision intelligence platform for insurance claims processing.
7+ YOE7+ years in software development; principal/Staff level; AI/ML production systems; SFT/RL for LLMs; Python/TypeScript; AWS/Azure; microservices; regulated industries.
Python, TypeScript, AWS, Azure, Docker, Kubernetes, REST APIs, ML frameworks, SFT, RL, Claude Code, Codex, Cursor
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2mo
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Principal Software Engineer
United States
$140k-$160k/yr RemoteFull Time
KLDiscovery
KLDiscoveryOTCPK: KLDI: Provides eDiscovery, data recovery, and information governance software services.
Senior/principal engineer with multi-product expertise; strong Angular and .NET; risk identification and architectural guidance; security-minded design; mentoring.
Angular, .NET (C#), API design, Azure, PostgreSQL, SQL Server, GitHub, Azure DevOps Pipelines
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1mo
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Engineer/ Principal Engineer Software - FPGA Developer
El Segundo, California, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBachelor’s in STEM with 2+ years (Software Engineer) or 5+ years (Principal Software Engineer); or Master’s with 0-3 years; ability to obtain Secret clearance; FPGA development experience.
FPGA, HDL, Verilog, VHDL, FPGA development tools, Lab equipment, SIL, Simulation
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1mo
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Principal Software Engineer
United States
RemoteFull Time
Multitude Insights
Multitude Insights: AI-powered intelligence platform for law enforcement agency collaboration.
10+ YOE10+ years backend experience, senior/staff/principal roles; distributed systems; SaaS backend APIs; leadership and mentoring.
Python, FastAPI, PostgreSQL, OpenSearch, AWS, CI/CD
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Principal Software Engineer
United States
$224k-$259k/yr RemoteFull Time
Root
RootNASDAQ: ROOT: Providing behavior-based car insurance through a mobile telematics app.
10+ YOE10+ years as a software engineer; proven leadership across multiple teams; excellent communication with engineers and business stakeholders.
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1mo
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Principal Software Engineer
Salt Lake City, Utah, United States
$176k-$273k/yr OnsiteFull Time
Western Governors University
Western Governors University: Offers accredited online competency-based bachelor's and master's degrees.
10+ YOE10+ years software engineering, enterprise web apps, Java/REST, system integrations, leadership, multi-vertical experience.
Java, REST APIs, SQL, Git, Kafka, Confluent, Apache Camel, MuleSoft, AWS, ECS, EKS, Lambda, API Gateway, Terraform, Spring Boot, Kubernetes, Dynatrace, Datadog, LLM integration
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Principal Software Engineer
Seattle, Washington, United States
$160k-$250k/yr OnsiteFull Time
Gradial
Gradial: Automates enterprise marketing operations and content supply chains.
8+ YOE8+ years of software engineering, leadership of complex initiatives, distributed systems, LLMs, AI-native apps, strong communication, ownership.
LLM frameworks, Generative AI frameworks, AI agent frameworks
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1mo
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Principal Software Engineer
Wauwatosa, Wisconsin, United States
$82k-$166k/yr OnsiteFull Time
KION Group
KION GroupXETRA: KGX: Provides industrial trucks and automated supply chain solutions globally.
15+ YOESenior software engineer with project lead experience; 15+ years in the industry; BS in CS or Software Engineering; strong Windows Server, VMware/Hyper-V, Java, Oracle/MS SQL, VB, C/C++, C#, JavaScript; travel up to 20%; excellent communication.
Windows Server, VMware, Hyper-V, Java, Oracle Database, MS SQL Server, Visual Basic, C++, C#, JavaScript
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2mo
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Principal Software Engineer
United States
RemoteFull Time
Zelis
Zelis: Providing healthcare payment and claims cost management solutions.
8+ YOEBackend-focused software engineer with 8+ years, strong cloud, CI/CD, and system design experience.
TypeScript, Node.js, PostgreSQL, Angular, AWS, Terraform, CI/CD, Elasticsearch, SASS
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2mo
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Principal Software Engineer – Developer Experience
Austin or Warren
HybridFull Time
General Motors
General MotorsNYSE: GM: Manufactures and sells automobiles and automotive parts globally.
10+ YOE10+ years in software development; senior/principal-level leadership; strong systems thinking and product mindset; AI-native mindset; experience leading cross-team initiatives; excellent communication.
Java, Go, C#, Python, TypeScript, GitHub, GitLab, CI/CD, Jira, ADO, Artifact repositories, Secrets management
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2mo
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Principal Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Envision Innovative Solutions
Envision Innovative Solutions: Provides technical engineering and mission support to government agencies.
12+ YOETwelve years of software engineering experience; BS in Computer Science; experience with Java tech stack and modern tools.
Spring Boot, Spring MVC, Spring Data, Spring Security, JMS, Kafka, Java, Oracle, Elasticsearch, Docker, Kubernetes, Maven, Gradle, GitLab, CI/CD, Angular
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3mo
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Principal Software Engineer
Tampa or Jersey City or Boston or Dallas
HybridFull Time
DTCC
DTCC: Provides post-trade infrastructure for the global financial services industry
8+ YOE8+ years software engineering experience; Bachelor's degree preferred or equivalent; strong Java and systems design skills.
Java, Software Architecture, Spring, SQL, REST, DevOps, Cloud
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2mo
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Principal Software Engineer
United States
$180k-$271k/yr RemoteFull Time
Lyric
Lyric: AI-powered payment accuracy and claims editing for healthcare payers.
10+ YOE10+ years in software engineering; strong leadership; microservices; experience with JavaScript, Python, Java, or C#, .NET preferred.
JavaScript, Python, Java, C#, .NET, Microservices
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3mo
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Principal Software Engineer
United States
$160k-$425k/yr RemoteFull Time
GitHub
GitHubNASDAQ: MSFT: Cloud-based platform for software development and version control.
11+ YOE11+ years in software engineering with multi-language production experience; advanced degrees options; strong leadership and architecture skills.
C, C++, C#, Java, JavaScript, Go, Ruby, Rust, Python
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2mo
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Principal Software Engineer
Oakland, California, United States
$226k-$282k/yr HybridFull Time
Fivetran
Fivetran: Automates data movement into cloud data warehouses.
12+ YOE12+ years software engineering; leadership in cross-team initiatives; backend focus (Java), distributed systems; strong design, communication, and problem-solving skills.
Java, JUnit, Docker, Kubernetes, AWS, GCP, Bazel, BuildKite, Datadog, Grafana
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1mo
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Principal Software Engineer
Wauwatosa or United States
$82k-$166k/yr OnsiteFull Time
KION Group
KION GroupFrankfurt Stock Exchange: KGX: Supplies industrial trucks and automated supply chain technology.
15+ YOESenior software engineer with 15+ years in warehouse/logistics software; strong Java, C++, C#, Python; Windows Server, VMware/HyperV; Oracle/MS SQL; customer-facing communication; travel up to 20%.
Java, C++, C#, JavaScript, Visual Basic, Oracle, MS SQL Server, Windows Server, VMware, HyperV
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Principal Software Engineer
New York or Santa Monica
$188k-$265k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
10+ YOE10+ years in software engineering with architecture and distributed systems; cloud (AWS); Java/Python; microservices; API design; hands-on coding.
AWS, S3, DynamoDB, Kinesis, Kafka, Java, Python, API Design, Microservices, Distributed Systems, Cloud
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Principal Software Engineer
Arlington, Virginia, United States
OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Extensive software engineering leadership; delivery of large-scale distributed systems; cloud, AI/data platforms; strong communication and mentorship.
AWS, Cloud, DevOps, AI tooling, LLMs, distributed systems
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Principal Software Engineer
Houston, Texas, United States
OnsiteFull Time
Baylor Genetics
Baylor Genetics: Provides clinical genetic testing and genomic sequencing services.
10+ YOE10+ years of software engineering experience; expert in C#/.NET and React/TypeScript; strong SQL and API design; proven leadership
C#, .NET, React, TypeScript, MS SQL Server, PostgreSQL, MySQL, RESTful APIs, Distributed Systems, CI/CD, Cloud-Native
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