Senior Software Developer Jobs in Washington

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221 - 240 of 2,343 Jobs

Senior Software Engineer

Modern Technology Solutions

•

Chantilly, Virginia, USA

Full-time

Overview Modern Technology Solutions, Inc. (MTSI) is seeking a Senior Software Engineer with experience in Java and JavaScript to join our team in Chantilly, VA. We are a small, but highly empowered team where every team member is directly responsible for the success of our mission. In your role, you will be responsible for designing, implementing, and maintaining software applications across one or more projects using an agile development model. Why is MTSI known as a Great Place to Work? Inte
Posted 60+ days ago | Updated 9 days ago

Senior Oracle eCommerce Software Engineer

Navtech Inc

•

Rockville, Maryland, USA

Third Party, Contract

Hi Folks, My name is Kevin Smith, and I am a staffing specialist at Navtech USA. I have an open opportunity that you may be a good fit for. If this sounds like something you would be interested in, please get in touch with me as soon as possible at with your most recent resume, your ideal time and number for communication, and the expected pay rate for C2C/1099/W2. Job Title: Senior Oracle eCommerce Software Engineer Location: Rockville, MD -Hybrid Duration: 12 months Passport number is mand
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Posted 28 days ago | Updated 6 hours ago

Senior Java Developer

Judge Group, Inc.

•

Manassas, Virginia, USA

Contract

Location: Manassas, VA Description: Job Summary: We are seeking a Senior Java Developer to join a dynamic project with our direct client in the financial services sector. This role is integral to supporting Customer VPN Provisioning across a Multi-Vendor Secure IP Network. Job Title: Senior Java Developer Location: Manassas, VA 20110 (Hybrid) Interview: Final Round Face-to-Face Required Skills & Qualifications: Strong experience in Java programmingProficiency in RedHat Linux and Shell Scripti
Posted 21 days ago | Updated 3 hours ago

W2 Role || Sr C++ System Developer/Programmer

V.L.S. Systems, Inc

•

McLean, Virginia, USA

Contract

Role: Sr C++ System Developer/ProgrammerLocation: McLean, VA-Hybrid (Once the candidate is selected, they will give a schedule on what days of work in office and home)Duration: 12+ Months About the Role:We are seeking a highly skilled and experienced C++ Developer to join our engineering team. In this role, you will be responsible for designing, developing, and optimizing high-performance software solutions using C++. You will work closely with cross-functional teams to architect and implement r
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Posted 17 days ago | Updated 17 days ago

Sr. Software Engineer in Test (SDET)

Tential

•

Remote or Baltimore, Maryland, USA

Contract

Our client is the largest non-bank lender in the United States. As part of a demonstrated commitment and investment in innovation and new ways of reaching our customers, they are transforming their industry-leading lending services. They are seeking a talented and versatile Full-Stack Software Development Engineer in Test providing exceptional customer experiences with their loan originations solutions. You will collaborate with cross-functional teams to incrementally deliver high-quality softwa
Posted 8 days ago | Updated 3 hours ago

Senior Full-Stack Software Engineer

Boeing Company

•

Chantilly, Virginia, USA

Full-time

Senior Full-Stack Software Engineer Company: The Boeing Company The Boeing Company is seeking a Senior Full-Stack Software Engineer to join the FishTools program within the Ground Mission Management Software (GMM) team in Chantilly, VA or Aurora, CO. The FishTools program develops and maintains a Collection Planning and Mission Management system widely used within the Intelligence community. This software system has become an integral part of imaging operations by facilitating the scheduling,
Posted 60+ days ago | Updated 6 hours ago

Senior Software Engineer - .NET Core/React - Fintech

Motion Recruitment Partners, LLC

•

Washington, District of Columbia, USA

Full-time

This is a full-time role with a high-growth company in the payments and commerce space, supporting some of the world's largest brands. This position is hybrid preferred but open to remote. You'll work with .NET Core, React (or Angular), and SQL to build secure, scalable web applications that power in-store, online, and mobile experiences across industries. The company offers the opportunity to work on a global, enterprise-grade platform with a tight-knit engineering team. If you're passionate ab
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Posted 55 days ago | Updated 2 hours ago

Senior Application Developer

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

A full-time Senior .NET Application Developer is needed to help build a healthcare safety app used by hospitals during critical events. This is a fully remote position. You'll be working with C#, .NET Core, Angular 12, Typescript, SQL, and REST APIs on a system currently in Google Cloud, soon migrating to Azure. If you're the kind of engineer who wants your work to mean something, this is the role for you. You'll be building software that hospitals rely on when every second counts-responding to
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Posted 60+ days ago | Updated 2 hours ago

Senior AEM developer

TekShapers

•

Michigan, USA

Full-time

Senior AEM Developer Location: Remote Duration : Permanent Job Description: We are looking for a highly skilled and experienced Senior AEM Developer to join our dynamic team. The ideal candidate will have a deep understanding of Adobe Experience Manager (AEM) and a proven track record of developing and implementing complex AEM solutions. As a Senior AEM Developer, you will be responsible for leading the design, development, and deployment of AEM-based web applications. You will work closely wit
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Posted 3 days ago | Updated 4 hours ago

Senior Network Security Engineer

Tandym Tech

•

Vienna, Virginia, USA

Contract, Third Party

Tandym is seeking a highly motivated Senior Network Security Engineer to provide support remotely for a top Financial Services client. This is a long-term contract, 100% REMOTE. Responsibilities: Manage and maintain Palo Alto firewall infrastructure, including patching, upgrades, and configuration. Convert traditional Layer 4 firewall rules to Layer 7 using App-ID and User-ID. Create and manage custom App-ID definitions as needed for unique applications. Ensure performance, availability, and c
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Posted 2 days ago | Updated 7 hours ago

Senior Software Engineer - 25k Sign on Bonus

Leidos

•

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 60+ days ago | Updated 6 hours ago

Senior CNO Software Engineer - OS, Hypervisor, UEFI/BIOS Specialist

Draper

•

Remote or Reston, Virginia, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas
Posted 60+ days ago | Updated 6 hours ago

Sr Python Developer

Accenture LLP

•

Chantilly, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 56 days ago | Updated 6 hours ago

W2 Role || Sr Java Developer****In person Interview

V.L.S. Systems, Inc

•

McLean, Virginia, USA

Contract

Role: Sr Java DeveloperLocation: Mclean, VA-OnsiteDuration: 12+ Months Candidate should be willing to work 5 days a week onsite in McLean, VA, must be on VLS W2 Basic Requirements:- Bachelor s degree in computer science or information technology or related discipline orequivalent combination of education and experience from which knowledge and skills may beobtained.- Minimum of 8 years of experience in software development; 8 years of relevant experience andspecialized training or certificatio
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Posted 9 days ago

Sr Data Information Engineer - Washington, DC

Floga technologies

•

Washington, District of Columbia, USA

Contract

Role: Sr Data Information Engineer Location: Washington, DC Duration: Long term Note: Rail road or transportations domain experience needed Essential Duties & Responsibilities (Other duties may be assigned): Responsible for the overall design of the Transportation information architecture and data model ensuring alignment with Amtrak enterprise architecture, and which meets all security and performance requirements. Focuses on enterprise-wide data and database design, consults in the solutioni
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Posted 11 hours ago

Senior Java Full Stack Developer-Hybrid McLean, VA

Skysoft Inc

•

McLean, Virginia, USA

Contract

Job Title: Senior Java Full Stack Developer Location: Onsite (5 days a week) McLean, VA Duration: Long-term contract Position Overview:We are seeking a Senior Full Stack Java Developer with over 10 years of experience, specializing in backend development with Java and Spring Boot, and strong frontend experience using Angular. The ideal candidate should have robust coding abilities, a deep understanding of distributed systems, and experience with Kafka, AWS, and SQL Server. This is a 100% onsit
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Posted 12 hours ago

Lead Appian Developer

MDMS Recruiting

•

McLean, Virginia, USA

Full-time

Lead Appian Developer Location: Mclean, VA or Plano, TX (5 days onsite), local candidates only Full time W2 or Self Inc Only | No C2C / No Corp to Corp Design, develop, modify, integrate, test, deploy and support enterprise-level Appian based BPM applications.Translate business process software requirement specifications into Appian process model prototypes and solutions.Deliver projects in AgileDesign and implement complex enterprise integrations with industry standard technologies such as DB2,
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Posted 36 days ago | Updated 11 hours ago

Senior Cyber Capability Developer (Reverse Engineer)

Leidos

•

Lorton, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the area
Posted 30 days ago | Updated 6 hours ago

Senior Java Full Stack Developer Local to McLean, VA

FutureTech Consultants LLC

•

McLean, Virginia, USA

Contract

Role: Senior Java Full Stack Developer Location: McLean, VA (Onsite) Duration: 6 Months with extensions. H1B Must Haves: Senior Java Full Stack Developer with expertise in Java 14+, Spring Boot, Microservices, Angular 11+, Banking or Finance background. Job Description 13+ years of experience in requirement analysis, design, development, integration and testing of software solutions based on Java technologies including Single Page Application frameworks, Web Services, Persistence Frameworks,
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Posted 3 days ago | Updated 3 days ago

Senior Engineering Manager / Software - Flight Simulation (Onsite)

RTX Corporation

•

Sterling, Virginia, USA

Full-time

Date Posted: 2025-06-27 Country: United States of America Location: HVA34: Sterling, VA 22640 Davis Dr , Sterling, VA, 20164-7104 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 Senior Engineering Manager / Software - Flight Simulation (Onsite) The Simulation & Training Solutions (STS) Software Engineering de
Posted 7 days ago | Updated 6 hours ago