Principal, Software Engineer Jobs

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Principal Software Engineer

Progressive Leasing

•

Georgia, USA

Full-time

Progressive Leasing is a leading provider of in-store and e-commerce lease-to-own solutions. As an almost 20+ year old FinTech company that has gone from start-up to industry leader, we know how to innovate, simplify, and value all people. We are a company founded on our grit and we are constantly looking to the future. As an ever-evolving group of entrepreneurs and technologists, we strive to do the right thing period in all aspects of our work. We are a subsidiary of PROG Holdings (NYSE: PRG),
Posted 60+ days ago | Updated moments ago

Principal Software Engineer

Progressive Leasing

•

Arizona, USA

Full-time

Progressive Leasing is a leading provider of in-store and e-commerce lease-to-own solutions. As an almost 20+ year old FinTech company that has gone from start-up to industry leader, we know how to innovate, simplify, and value all people. We are a company founded on our grit and we are constantly looking to the future. As an ever-evolving group of entrepreneurs and technologists, we strive to do the right thing period in all aspects of our work. We are a subsidiary of PROG Holdings (NYSE: PRG),
Posted 60+ days ago | Updated moments ago

Principal Software Engineer

Progressive Leasing

•

Kansas City, Missouri, USA

Full-time

Progressive Leasing is a leading provider of in-store and e-commerce lease-to-own solutions. As an almost 20+ year old FinTech company that has gone from start-up to industry leader, we know how to innovate, simplify, and value all people. We are a company founded on our grit and we are constantly looking to the future. As an ever-evolving group of entrepreneurs and technologists, we strive to do the right thing period in all aspects of our work. We are a subsidiary of PROG Holdings (NYSE: PRG),
Posted 60+ days ago | Updated moments ago

Principal Software Engineer, Agent Services (CoreAI)

Microsoft Corporation

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No location provided

Full-time

Core AI is at the forefront of Microsoft's mission to redefine how software is built and experienced. We are responsible for building the foundational platforms, services, programming models, and developer experiences that power the next generation of applications using Generative AI. Our work enables developers and enterprises to harness the full potential of AI to create intelligent, adaptive, and transformative software. The Agentic Core Services Team is responsible for building the cloud-na
Posted 60+ days ago | Updated moments ago

Principal Software Engineer -Ongoing Career Opportunity

Leonardo DRS

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Beavercreek, Ohio, USA

Full-time

Job ID: 111568 The Leonardo DRS Airborne and Intelligence Systems business is a global leader and strategic partner committed to delivering world-class, full life-cycle defense and intelligence products that protect the security of our nation and our allies. From air combat training to state-of-the-art electronic warfare systems, our technology is deployed by virtually all U.S. military and government agencies around the world. Ongoing Career Opportunity This job posting represents an ongoing
Posted 60+ days ago | Updated moments ago

Principal Software Development Engineer

CVS Health

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Texas, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 14 days ago | Updated moments ago

Software Principal Engineer

City National Bank

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Los Angeles, California, USA

Full-time

SOFTWARE PRINCIPAL ENGINEER WHAT IS THE OPPORTUNITY? The Principal Software Engineer plays a key role in City National Bank's Technology & Innovation division. As a Principal Software Engineer you will solve unique and complex problems that have a broad impact on the business. In addition, you will provide expertise and guidance in the daily activities of individual contributors or working teams to design, code, debug, test, document, implement and maintain complex business and client-facing app
Posted 3 days ago

Principal Software Engineer

NVIDIA Corporation

•

Santa Clara, California, USA

Full-time

We are seeking a Principal Software Engineer with expertise in AI, machine learning, and the ServiceNow platform to join our team and address impactful business challenges within NVIDIA IT. Our mission is to deliver industry-leading, AI-powered solutions on ServiceNow that enhance employee experience, boost business productivity, and drive operational efficiency. The ideal candidate will possess strong skills in software engineering, machine learning, natural language processing, and hands-on ex
Posted 60+ days ago | Updated moments ago

Principal, Software Engineer-MLE, People. AI

Walmart Inc.

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Bentonville, Arkansas, USA

Full-time

Position Summary What you'll do About the Role: We are looking for a Principal Software Engineer who is an architect-level expert in Python, with a deep mastery of LLM-driven systems, agentic architectures, and scalable intelligent automation. This is a pivotal role where you'll define the technical strategy, influence architecture across domains, and lead the creation of next-gen AI-driven platforms that move beyond prompt engineering into modular reasoning systems. This role isn't about bu
Posted 60+ days ago | Updated moments ago

Principal Software Development Engineer

CVS Health

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Remote or Woonsocket, Rhode Island, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 20 days ago | Updated moments ago

Software Principal Engineer

City National Bank

•

Los Angeles, California, USA

Full-time

SOFTWARE PRINCIPAL ENGINEER WHAT IS THE OPPORTUNITY? The Principal Software Engineer plays a key role in City National Bank's Technology & Innovation division. As a Principal Software Engineer you will solve unique and complex problems that have a broad impact on the business. In addition, you will provide expertise and guidance in the daily activities of individual contributors or working teams to design, code, debug, test, document, implement and maintain complex business and client-facing app
Posted 30 days ago

Principal Engineer, Software Engineering

RTX Corporation

•

Cedar Rapids, Iowa, USA

Full-time

Date Posted: 2025-06-25 Country: United States of America Location: HIA32: Cedar Rapids, IA 400 Collins Rd NE , Cedar Rapids, IA, 52498-0505 USA Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: Rockwell Collins Inc. d/b/a Collins Aerospace has an opening for a Principal Engineer, Software Engineering in Cedar Rapids, IA. Joining Collins Aerospace isn't just about finding a job; it's about embarking on a journey to redefine the fu
Posted 46 days ago | Updated moments ago

Principal Engineer, Software Engineering

RTX Corporation

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Melbourne, Florida, USA

Full-time

Date Posted: 2025-06-16 Country: United States of America Location: HFL34: Melbourne, FL 1100 W Hibiscus Blvd , Melbourne, FL, 32902-2704 USA Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: Rockwell Collins Inc. d/b/a Collins Aerospace has an opening for a Principal Engineer, Software Engineering in Cedar Rapids, IA. Joining Collins Aerospace isn't just about finding a job; it's about embarking on a journey to redefine the futur
Posted 54 days ago | Updated moments ago

Senior Principal Engineer, Software Engineering

RTX Corporation

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Cedar Rapids, Iowa, USA

Full-time

Date Posted: 2025-06-20 Country: United States of America Location: HIA32: Cedar Rapids, IA 400 Collins Rd NE , Cedar Rapids, IA, 52498-0505 USA Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: Rockwell Collins Inc. d/b/a Collins Aerospace has an opening for a Senior Principal Engineer, Software Engineering in Cedar Rapids, IA. Joining Collins Aerospace isn't just about finding a job; it's about embarking on a journey to redefine
Posted 50 days ago | Updated moments ago

Principal Embedded Software Engineer

Fortinet

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Sunnyvale, California, USA

Full-time

Job Description Fortinet is looking for a Principal Embedded Software Engineer to assist FortiSWITCH Team As a Principal Embedded Software Engineer, you will: Develop and maintain software components on current and future networking related products. Hands on in bug fixing current products. Work closely with hardware team to deliver high quality products Implement software features of high quality and on schedule. Communicate effectively, both verbal and written. We Are Looking For: Strong C
Posted 3 days ago | Updated moments ago

Principal Embedded Software Engineer

Johnson & Johnson

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Danvers, Massachusetts, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 18 days ago | Updated moments ago

Principal Back-end Software Engineer - Real-Time Portfolio Risk Analytics C#/.NET

Cboe Global Markets

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Chicago, Illinois, USA

Full-time

Job Description: Position Title: Principal Back-end Software Engineer - Real-Time Portfolio Risk Analytics C#/.NET Department: Systems Development Division: Cboe Data Vantage Location: Flex/Hybrid near a Cboe office (Lenexa, Chicago or NYC) Position Summary: Cboe Data Vantage is seeking a highly skilled Principal Software Engineer to lead the re-architecture and modernization of our real-time Portfolio Risk Analytics system. This is a critical role for an experienced engineer with a strong bac
Posted 5 days ago

Principal Engineer, Software

T-Mobile

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Frisco, Texas, USA

Full-time

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That's how we're UNSTOPPABLE for our employees! Job Overview The Principal Software Engineer works wit
Posted 3 days ago | Updated moments ago

Principal C/C++ Software Engineer

RTX Corporation

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Goddard, Kansas, USA

Full-time

Date Posted: 2025-07-31 Country: United States of America Location: MA311: Woburn MA 225 Presidential 225 Presidential Way Goddard Building 27, Woburn, MA, 01801 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to hel
Posted 4 days ago | Updated 11 hours ago

Principal Software Development Engineer

Fortinet

•

Sunnyvale, California, USA

Full-time

Job Description Fortinet is calling for an experienced Principal Software Developer who can think outside the box, has a logical approach to coding, and is looking to grow their career in the network security industry. Job Responsibilities: Develop and maintain software components on current and future products. Hardware bring up and SDK porting Hands on in bug fixing current products. Implement software features of high quality and on schedule. Communicate effectively, both verbal and written.
Posted 42 days ago | Updated moments ago