Principal Software Engineer Jobs in Washington

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101 - 120 of 855 Jobs

Senior Lead Software Engineer, Back End

Capital One

•

McLean, Virginia, USA

Full-time

Senior Lead Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about marrying data with emerging technologies. As a Capit
Posted 13 days ago | Updated 3 hours ago

Senior Lead Software Engineer, Back End

Capital One

•

McLean, Virginia, USA

Full-time

Senior Lead Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about marrying data with emerging technologies. As a Capit
Posted 14 days ago | Updated 3 hours ago

Senior Lead Software Engineer, Full Stack

Capital One

•

McLean, Virginia, USA

Full-time

Senior Lead Software Engineer, Full Stack Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a Capital O
Posted 14 days ago | Updated 3 hours ago

Lead Software Engineer, Back End (Enterprise Platforms Technology)

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Back End (Enterprise Platforms Technology) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about marrying data with emergi
Posted 35 days ago | Updated 3 hours ago

Principal Engineer - Cloud Infrastructure

Fannie Mae

•

Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued contributor to our team, you will design and develop unprecedented solutions for Cloud Engineering, solvin
Posted 38 days ago | Updated 20 hours ago

Lead Software Engineer, Full Stack (Java/Python/AWS)

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Full Stack (Java/Python/AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As
Posted 43 days ago | Updated 3 hours ago

Senior Lead Software Engineer, Back End (Java/Python/AWS)

Capital One

•

McLean, Virginia, USA

Full-time

Senior Lead Software Engineer, Back End (Java/Python/AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Back End Software Engineers who are passionate about marrying data with emerging techno
Posted 23 days ago | Updated 3 hours ago

Lead Software Engineer, Full Stack

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Full Stack Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Lead
Posted 51 days ago | Updated 3 hours ago

Staff Software Engineer

Oceaneering

•

Maryland, USA

Full-time

Company Profile Oceaneering Technologies (OTECH) develops, manufactures, and operates customized marine systems, shipboard equipment, subsea vehicles, and engineered solutions for commercial and U.S. military vessels. Oceaneering Aerospace and Defense Technologies (AdTech) delivers solutions that enable humans to work safely and effectively in harsh environments - from underwater to the outer reaches of space. Our innovative solutions support the development and application of practical, cost-
Posted 14 days ago | Updated 23 hours ago

Software Engineer, Lead

American Systems Corporation

•

Washington, District of Columbia, USA

Full-time

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! Responsibilities As a Lead Software Engineer with AMERICAN SYSTEMS you will have the opportunity to do the following: Work across cloud and on-premises environments using the lates
Posted 3 hours ago

Principal Systems Engineer – Satellite Ground Antenna & Fleet Management Lead

Iridium Satellite LLC

•

Reston, Virginia, USA

Full-time

Company Overview Iridium is an award-winning and innovative satellite communications company with bragging rights to the only network that offers voice and data connectivity anywhere in the world. For over 20 years, Iridium's unique network and services have supported critical communications needs for individuals, businesses, and the evolving Internet of Things. At Iridium, we understand the importance of staying connected and the limitations of traditional communications networks. People across
Posted 53 days ago | Updated moments ago

Lead Software Engineer, Site Reliability

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Site Reliability Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive , and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking DevOps Engineers who are passionate about marrying data with emerging technologies to join our team. As
Posted 13 days ago | Updated 3 hours ago

Big Data Engineer Principal

SAIC

•

Reston, Virginia, USA

Full-time

Job ID: 2507187 Location: RESTON, VA, US Date Posted: 2025-07-08 Category: Information Technology Subcategory: Metrics and Data Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description Big Data Engineer Principal to work in Reston VA : Roles and Responsibilities: Develop and design the application data. Develop and build optimal databases using an agile-like environment to sto
Posted 10 days ago | Updated 1 hour ago

Lead Software Engineer, DevOps (Enterprise Platforms Technology)

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, DevOps (Enterprise Platforms Technology) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive , and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking DevOps Engineers who are passionate about marrying data with emerging technologi
Posted 2 days ago | Updated 3 hours ago

Principal Tunnel Engineer

Parsons Services Company

•

Washington, District of Columbia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Principal Tunnel Engineer to join our t
Posted 60+ days ago | Updated 3 hours ago

Lead Software Engineer, Full Stack (Bank Tech)

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Full Stack (Bank Tech) Job Description Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging techno
Posted 60+ days ago | Updated 3 hours ago

Principal Level Digital Signal Processing Engineer - TS/SCI with Poly

Parsons Services Company

•

Chantilly, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Blue Ridge Envisioneering (BRE), a Parsons Company, is seeking qualified candidates
Posted 14 days ago | Updated 3 hours ago

Senior Lead Software Engineer

Capital One

•

McLean, Virginia, USA

Full-time

Senior Lead Software Engineer Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Senior Le
Posted 55 days ago | Updated 3 hours ago

Principal Engineer, Mission Systems

Iridium Satellite LLC

•

Reston, Virginia, USA

Full-time

Company Overview Iridium is an award-winning and innovative satellite communications company with bragging rights to the only network that offers voice and data connectivity anywhere in the world. For over 20 years, Iridium's unique network and services have supported critical communications needs for individuals, businesses, and the evolving Internet of Things. At Iridium, we understand the importance of staying connected and the limitations of traditional communications networks. People across
Posted 60+ days ago | Updated moments ago

Lead Software Engineer, Full Stack

Capital One

•

McLean, Virginia, USA

Full-time

Lead Software Engineer, Full Stack Job Description Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a
Posted 55 days ago | Updated 3 hours ago