Sr Software Engineer Jobs in Washington

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Senior Software Engineer, DevOps (Python, AWS, New Relic) - Dealer Tech

Capital One

•

McLean, Virginia, USA

Full-time

Senior Software Engineer, DevOps (Python, AWS, New Relic) - Dealer Tech 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 techn
Posted 7 days ago | Updated 1 day ago

FLEX Senior Software Engineer

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description This is a temporary position. As a Senior Java, Full stack and AEM Software Engineer at Marriott, you will be working on a state of the art React based micro-ui architecture, utilizing AEM as the CMS and a Java based services. You will help build the next generation hospitality web portal to assist our customers in traveling the world for work and pleasure. You will work with product owners, UX, back-end/front-end engineers and QA engineering to build scalable web software that
Posted 52 days ago | Updated 2 hours ago

Senior Software Engineer - Android

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description JOB SUMMARY Takes day-to-day direction from assigned Product Leader/Owner to lead technical workgroups and/or functions as a technical expert. Operates as a key member of the team/squad to resolve and makes decisions on more complex, non-routine service requests with limited to moderate risk. Performs research, analysis, design, creation and implementation of applications to meet current and future user requirements. Defines and creates the next generation of solutions to drive
Posted 60+ days ago | Updated 2 hours ago

Senior Software Engineer 2

Walgreens

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Chantilly, Virginia, USA

Full-time

Job Description Job Summary This role demonstrates proficiency in all areas of the professional function and advanced in-depth specialization to perform and implement activities that impact components / processes of specified functional areas of the Walgreens Digital/Online application. This role is typically assigned to strategic, complex undertakings. Receives work in the form of short- and mid-term outcomes that regularly require the application of independent judgment and creativity. Mento
Posted 8 days ago | Updated 2 hours ago

Senior Software Engineer

General Dynamics

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Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering or Mathematics field. Also requires 2+ years of job-related experience or a Master's degree. Agile experience preferred. Must have JavaScript and Kubernetes. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required within a reasonable period. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements
Posted 18 days ago | Updated 2 hours ago

Senior Software Engineer / Python / TypeScript / LLM

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

A privately funded AI startup that is leveraging LLMs to streamline work flows and proposal approvals for US Government Agencies is hiring for a Senior Software Engineer to join their team. The startup has raised over $10M in funding and have several million in annual recurring revenue within short period of their founding. This is a full stack position where you will be building back end APIs, front end web applications, and working with LLMs to design system architecture leveraging these AI mo
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Posted 50 days ago | Updated 10 hours ago

Senior Software Engineer

T-Mobile

•

Herndon, Virginia, 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 As a Senior Software Engineer, in the Cus
Posted 39 days ago | Updated 2 hours ago

Senior Software Engineer

Lockheed Martin Corporation

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Maryland, USA

Full-time

Job Description This position may be eligible for a $25K sign on bonus for external hires! WHAT WE'RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastruct
Posted 24 days ago | Updated 2 hours ago

Senior Software Engineer

Jobot

•

Annapolis, Maryland, USA

Full-time

This Jobot Job is hosted by: Angela Trudeau Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $125,000 - $175,000 per year A bit about us: We are seeking a highly skilled and motivated Software Engineer to support our client in the medical device industry. This role is ideal for a forward-thinking engineer who thrives in a fast-paced, regulated environment and is passionate about leveraging modern technologies to develop cutting-edge solutions
Posted 3 days ago | Updated 5 hours ago

Senior Software Engineer

Peraton

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Chantilly, Virginia, USA

Full-time

Responsibilities As a Senior Software Engineer at Peraton, you will play a key role in designing, developing, testing, and deploying new features for a critical data transmission application that directly supports the US intelligence community. You will collaborate with a small, highly skilled team to build a robust, secure system that serves as the interface between multiple enterprise networks. This application plays a vital role in transmitting critical intelligence data from field sources t
Posted 48 days ago | Updated 24 days ago

Senior Software Engineer (Vulnerability Analyst)

Leidos

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Odenton, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Windows Vulnerability Analyst in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and imm
Posted 3 days ago | Updated 2 hours ago

Hybrid -Senior Software Engineer (TS/SCI-FSP)- Containerization

Jobot

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Fort Meade, Maryland, USA

Full-time

Hybrid! Active TS-SCI with FSP required! This Jobot Job is hosted by: Madeline Lazarus Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $170,000 - $220,000 per year A bit about us: We work on challenging problems, and our work has a high impact We are a small business that provides Information Technology, Cybersecurity, and Software Engineering to the private and public sectors. Our team is composed of highly trained professionals with a co
Posted 5 hours ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% c
Posted 1 day ago | Updated 3 hours ago

Senior Software Engineer, DBaas - US Federal

Workday, Inc.

•

McLean, Virginia, USA

Full-time

Your work days are brighter here. At Workday, it all began with a conversation over breakfast. When our founders met at a sunny California diner, they came up with an idea to revolutionize the enterprise software market. And when we began to rise, one thing that really set us apart was our culture. A culture which was driven by our value of putting our people first. And ever since, the happiness, development, and contribution of every Workmate is central to who we are. Our Workmates believe a h
Posted 60+ days ago | Updated 2 hours ago

Senior Software Engineer-TS/SCI with Poly

CACI International, Inc.

•

Sterling, Virginia, USA

Full-time

Senior Software Engineer-TS/SCI with Poly Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US Anticipated Posting End: 9/29/2025 The Opportunity: We're looking for a TS/SCI with Poly cleared talented Senior Software Engineer to join our innovative team developing next-generation mission management systems. You'll be at the forefront of cloud
Posted 27 days ago | Updated 24 days ago

Senior Software Engineer - 25k Sign on Bonus

Leidos

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Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Sr. Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting,
Posted 22 days ago | Updated 2 hours ago

AdmitIT Senior Software Engineer

CACI International, Inc.

•

Maryland, USA

Full-time

AdmitIT Senior Software Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * CACI as a Prime Contractor on MW Bridge. All positions in the Hanover, MD area. MW Bridge develops and supports Identity, Credential and Access Management (ICAM) capabilities for the enterprise and stand-alone deployment throughout the IC. Tasks include pr
Posted 40 days ago | Updated 24 days ago

Senior Software Engineer

Leidos

•

Arlington, Virginia, USA

Full-time

Leidos currently has an exciting opportunity for a Senior Software Engineer to perform design, development, and hardware/software integration in Arlington, VA for the Electronic Warfare Division. Our division primarily focuses on research & development and advanced prototyping, transforming state of the art signal processing algorithms into real-time software systems. Projects involve small multi-disciplinary teams of engineers working together in spiral or agile development environments to me
Posted 60+ days ago | Updated 2 hours ago

Senior Software Engineer

Parsons Services Company

•

Centreville, 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: Parsons is looking for an amazingly talented Senior Software Engineer to join our te
Posted 60+ days ago | Updated 2 hours ago

Senior Software Engineer, Strategic Infrastructure - Advanced Networking & Comms

Aduril Industries

•

Washington, District of Columbia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c
Posted 55 days ago | Updated 2 hours ago