501 matching jobs for “Principal Software Engineer”

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Capital One Financial

Principal Associate, Data Scientist - SBB Fraud

McLean, Virginia, United States

Principal Associate, Data Scientist - SBB Fraud Data is at the center of everything we do. As a startup, we disrupted …

Added Oct 29, 2026

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Palo Alto Networks

Sr. Principal Engineer - Cortex Xpanse, Collections

Office - USA - CA - Headquarters

… high-throughput data pipelines to create the foundation for Xpanse’s Attack Surface Management. As a Senior Principal Software Engineer, you will lead the technical vision across the Xpanse organization. You will architect robust, scalable …

Added Oct 27, 2026

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Nvidia

Principal Graphics Developer Tools Engineer

Santa Clara, California, United States +4 locations

… to help shape the future of graphics development. This role spans multiple areas of NVIDIA's graphics software ecosystem, driving innovation across developer tools, graphics technologies, and next-generation …

Added Oct 31, 2026

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Nvidia

Principal Deep Learning Communication Architect

Santa Clara, California, United States +2 locations

… NIXL, NVSHMEM, UCC, and UCX—evolve to meet the requirements of trillion-parameter and Agentic AI. Hardware/Software Co-Design: Collaborate with silicon Aarchitects and software engineers to influence hardware specifications …

Added Oct 31, 2026

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GE Vernova

Senior Simulation Software Engineer / Ingénieur.e Logiciel Senior – Simulation Numérique

Villeurbanne, Auvergne-Rhône-Alpes, France

… a sustainable, SF6-free energy future. The Role Our R&D team develops an internal multiphysics simulation software to model current and voltage interruption in modern HV equipment. This software is a critical technological …

Added Oct 27, 2026

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Broadcom

Principal Forward Deployed Engineer – AI & Developer Platform

Ontario, Canada

Full time
Regular

Pay posted by employer$115,600–$185,000 CAD per year

We are seeking a Principal Forward Deployed Engineer to serve as a technical authority, enterprise developer advocate, and …

Added Oct 22, 2026

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Capital One Financial

Principal Associate, Data Scientist -Financial Services

Plano, Texas, United States +1 location

Principal Associate, Data Scientist -Financial Services Data is at the center of everything we do. As a startup, we …

Added Oct 27, 2026

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General Motors

Principal Software Engineering - Test System Modernization

Markham, Canada

Hybrid
Full time
Regular

… report to Markham or Oshawa office three times per week, at minimum. The Role General Motors is seeking a Principal/Staff Software Engineer to shape and scale the engineering platforms that build, test, integrate, validate, …

Added Oct 12, 2026

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RTX

Principal Program Chief - Displays (Onsite)

Cedar Rapids, Iowa, United States

… working closely with the Display Design and Technology groups consisting of both Hardware, Systems and Software Engineers. He/she is the single point of contact for engineering responsible for the technical leadership …

Added Oct 27, 2026

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Applied Materials

Principal Software Architect- High Performance Computing

Bengaluru, Karnataka, India +1 location

… growth and care for you at work, at home, or wherever you may go. Learn more about our benefits . As a Software Engineer at Applied Materials, you’ll dive deep into ground-breaking technologies—like machine learning and …

Added Oct 27, 2026

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Capital One Financial

Principal Associate, Data Scientist - Card Intelligence

McLean, Virginia, United States +2 locations

Principal Associate, Data Scientist - Card Intelligence Data is at the center of everything we do. As a startup, we …

Added Oct 27, 2026

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General Motors

Principal Engineer, Body Control Subsystem Integration – Compliance & Regulations

Warren, Michigan, United States +1 location

Hybrid
Full time
Regular

Role: The Principal Software Engineer at General Motors should be an experienced leader who cares deeply about software and software quality. As …

Added Oct 12, 2026

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Comcast

Lead Software Engineer- Englewood, CO or Sunnyvale, CA- ONSITE 4X Weely- FreeWheel

Englewood, Colorado, United States +1 location

Full time
Regular

Pay posted by employer$160,106.35–$240,159.53

FreeWheel is seeking a Lead Software Engineer (ENG 5) to serve as a principal-level individual contributor driving the technical direction of …

Added Oct 15, 2026

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Amgen

Principal Systems Engineer – Clinical Computation Platform

India - Hyderabad

Full time
Regular

… responsible for the design, integration, and management of complex systems that encompass both hardware and software components into the organization’s cloud infrastructure . Th is individual will be responsible for all …

Added Oct 15, 2026

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Palo Alto Networks

Principal Site Reliability Engineer, Compute Infrastructure

Office - USA - CA - Headquarters

The Team Information Technology Job Summary As an AI-Native Reliability Software Engineer, you will build software engines, intelligent pipelines, and autonomous systems to power our cloud …

Added Oct 27, 2026

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Palo Alto Networks

Principal/ Senior Backend Engineer - Data Classification

Office - Israel - Tel Aviv

… and engineering processes. Qualifications Required Qualifications 5+ years of professional experience as a Software Engineer. BSc degree in Computer Science, or equivalent background. Proven ability to design and deliver …

Added Oct 27, 2026

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Northrop Grumman

Sentinel - Sr. Principal Test Engineer - 15239-1

United States-Utah-Roy

Pay posted by employer$111,700–$167,500

… making history. Northrop Grumman Strategic Deterrent Systems division in Roy, UT is seeking a Senior Principal Test Engineer to join our team of highly qualified and diverse individuals. This position will be located …

Added Nov 3, 2026

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RTX

Principal Electrical Engineer Firmware and Controls

McKinney, Texas, United States

… on controls systems. Work in the product development team environment with systems, mechanical, and software engineers. Architect solutions for new business pursuits or new design systems is required. This position …

Added Oct 27, 2026

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RTX

Principal Engineer-Digital Signal Processing FPGA Designer

Tewksbury, Massachusetts, United States +1 location

… Digital Products Department in the Hardware Engineering Directorate at Raytheon is seeking an experienced Principal Electrical Engineer with strong Digital Signal Processing (DSP) Field Programmable Gate Array (FPGA) design …

Added Oct 27, 2026

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Palo Alto Networks

Principal, AI-Driven GTM Strategy and Operations

Office - USA - CA - Headquarters

… on our most mission-critical business challenges to drive and support our industry-leading growth. As a Principal, Cortex Strategy and AI-led Analytics, you will shape the future of our flagship agentic AI SOC platform. …

Added Oct 27, 2026

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Capital One Financial

Principal Associate, Data Scientist - SBB Fraud

McLean, Virginia, United States

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Basic Qualifications · employer excerpt

Currently has, or is in the process of obtaining one of the following with an expectation that the required degree will be obtained on or before the scheduled start date:A Bachelor's Degree in a quantitative field (Statistics, Economics,…

About this opportunity

Original employer description

Principal Associate, Data Scientist - SBB Fraud

Data is at the center of everything we do. As a startup, we disrupted the credit card industry by individually personalizing every credit card offer using statistical modeling and the relational database, cutting edge technology in 1988! Fast-forward a few years, and this little innovation and our passion for data has skyrocketed us to a Fortune 200 company and a leader in the world of data-driven decision-making.

As a Data Scientist at Capital One, you’ll be part of a team that’s leading the next wave of disruption at a whole new scale, using the latest in computing and machine learning technologies and operating across billions of customer records to unlock the big opportunities that help everyday people save money, time and agony in their financial lives.

Team Description

Small businesses make up 99% of businesses in the US and account for 44% of the country's GDP. The Small Business Bank (SBB) Fraud Data Science team builds the machine learning models that help protect our customers and Capital One against fraudsters by catching millions of dollars in transactions, account opening, account takeover fraud. You will work with cross functional teams including analysts, software engineers and product managers to build, deploy and manage fraud models that make intelligent decisions.

Role Description

In this role, you will:

Partner with a cross-functional team of data scientists, software engineers, and product managers to deliver a product customers love
Leverage a broad stack of technologies — Python, Conda, AWS, H2O, Spark, and more — to reveal the insights hidden within huge volumes of numeric and textual data
Build machine learning models through all phases of development, from design through training, evaluation, validation, and implementation
Flex your interpersonal skills to translate the complexity of your work into tangible business goals

The Ideal Candidate is:

Statistically-minded. You’ve built models, validated them, and backtested them. You know how to interpret a confusion matrix or a ROC curve. You have experience with clustering, classification, sentiment analysis, time series, and deep learning.
A data guru. “Big data” doesn’t faze you. You have the skills to retrieve, combine, and analyze data from a variety of sources and structures. You know understanding the data is often the key to great data science.
Customer first. You love the process of analyzing and creating, but also share our passion to do the right thing. You know at the end of the day it’s about making the right decision for our customers.
Technical. You’re comfortable with open-source languages and are passionate about developing further. You have hands-on experience developing data science solutions using open-source tools and cloud computing platforms.

Basic Qualifications:

Currently has, or is in the process of obtaining one of the following with an expectation that the required degree will be obtained on or before the scheduled start date:
- A Bachelor's Degree in a quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Computer Science, or a related quantitative field) plus 5 years of experience performing data analytics
- A Master's Degree in a quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Computer Science, or a related quantitative field) or an MBA with a quantitative concentration plus 3 years of experience performing data analytics
- A PhD in a quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Computer Science, or a related quantitative field)

Preferred Qualifications:

Master’s Degree in “STEM” field (Science, Technology, Engineering, or Mathematics) plus 3 years of experience in data analytics, or PhD in “STEM” field (Science, Technology, Engineering, or Mathematics)
At least 3 years’ experience with machine learning
At least 1 year of experience with deep learning/emerging AI e.g. graphs, embeddings, sequence models, transformer models
At least 3 years’ experience in Python, Dask, Spark etc.
At least 3 years’ experience with SQL
At least 1 year of experience working with AWS

Capital One will consider sponsoring a new qualified applicant for employment authorization for this position.

The minimum and maximum full-time annual salaries for this role are listed below, by location. Please note that this salary information is solely for candidates hired to perform work within one of these locations, and refers to the amount Capital One is willing to pay at the time of this posting. Salaries for part-time roles will be prorated based upon the agreed upon number of hours to be regularly worked.

McLean, VA: $161,800 - $184,600 for Princ Associate, Data Science

Candidates hired to work in other locations will be subject to the pay range associated with that location, and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidate’s offer letter.

This role is also eligible to earn performance based incentive compensation, which may include cash bonus(es) and/or long term incentives (LTI). Incentives could be discretionary or non discretionary depending on the plan.

Capital One offers a comprehensive, competitive, and inclusive set of health, financial and other benefits that support your total well-being. Learn more at the Capital One Careers website. Eligibility varies based on full or part-time status, exempt or non-exempt status, and management level.

This role is expected to accept applications for a minimum of 5 business days.

No agencies please. Capital One is an equal opportunity employer (EOE, including disability/vet) committed to non-discrimination in compliance with applicable federal, state, and local laws. Capital One promotes a drug-free workplace. Capital One will consider for employment qualified applicants with a criminal history in a manner consistent with the requirements of applicable laws regarding criminal background inquiries, including, to the extent applicable, Article 23-A of the New York Correction Law; San Francisco, California Police Code Article 49, Sections 4901-4920; New York City’s Fair Chance Act; Philadelphia’s Fair Criminal Records Screening Act; and other applicable federal, state, and local laws and regulations regarding criminal background inquiries.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation, please contact Capital One Recruiting at 1-800-304-9102 or via email at [email protected]. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

For technical support or questions about Capital One's recruiting process, please send an email to [email protected]

Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site.

Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC).

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