senior software developer Jobs in washington

Refine Results
261 - 280 of 2,433 Jobs

Senior Full Stack Big Data Software Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0220917 Full Stack Big Data Software Engineer, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop sof tware, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop sof tware and systems from vision to production-ready. This role is mo
Posted 28 days ago | Updated 7 hours ago

: Senior Staff Software Engineer

Vaco by Highspring

•

Remote

Full-time

Job Title:Senior Staff Software Engineer Location:100% Remote Employment Type:Direct Hire Compensation:$140,000 - $175,000 Base + 10%-15% Bonus Benefits:401K Matching, Full Benefits & PTO ImportantNote: No third-party companies - direct applicants only. Sponsorship is not available now or in the future. Job Summary We seek aSenior Staff Software Engineerwith strong AWS cloud engineering expertise to lead and mentor a high-performing software development team. This role is an even split between t
Easy Apply
Posted 29 days ago

Senior ServiceNow Developer (Remote)

Oscar Technology

•

Remote

Contract

Job Title: Senior ServiceNow Developer (Remote, Cleared) Job Type: 12-Month Contract Location: 100% Remote (Must be available to work EST hours) Start Date: ASAP Compensation: Up to $70/hr W2 or $75/hr C2C Overview: We are currently seeking an experienced Senior ServiceNow Developer to support a long-term project. This fully remote opportunity requires a candidate with strong technical expertise across multiple ServiceNow modules and an active U.S. government security clearance. Key Responsib
Easy Apply
Posted 12 days ago | Updated 3 hours ago

Python Developer-Full Stack Senior

SOHO Square Solutions

•

McLean, Virginia, USA

Contract, Third Party

Job Title: Developer-Full Stack Senior - Python Location: McLean, VA (Onsite) Duration: 3 Months NOTE: Looking for Local candidates only Candidate must be available for in-person interview A coding test is mandatory. A Glider test is preferred, but internal tests aligned with the must-have skills are acceptable. Test results must be attached with the candidate submission. Job Description: Must Have Qualifications: PySpark/Python based microservices, AWS EKS, Postgres Database, SAS, Informat
Easy Apply
Posted 22 days ago | Updated 3 hours ago

Senior Full Stack Cloud Software Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0220915 Full Stack Cloud Software Engineer, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop sof tware, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop sof tware and systems from vision to production-ready. This role is more
Posted 28 days ago | Updated 7 hours ago

Senior Python SDR Software Engineer

Leidos

•

Fort Meade, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Senior Python SDR 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 ma
Posted 11 days ago | Updated 18 hours ago

Senior Full Stack Software Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0221712 Full Stack Software Engineer, Senior The Opportunity: Are you looking for an opportunity to combine your te chn ical skills with big picture thi nk ing to serve as the lead to modernize a client critical mission system? You'll have the chance to contribute to transitioning mission data flows from legacy systems to a modernized data flow architecture, defining te chn ical and process improvements to achieve improved mission performance and compliance and defining improved dec
Posted 9 days ago | Updated 7 hours ago

Senior Software Integration Engineer (Onsite)

RTX Corporation

•

Sterling, Virginia, USA

Full-time

Date Posted: 2025-06-16 Country: United States of America Location: VA541: 22110 Pacific Blvd, Dulles 22110 Pacific Boulevard Building CC3, Sterling, VA, 20166-6913 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: TS/SCI Raytheon Company, Managed By Collins Aerospace. Collins Aerospace, an RTX company, is a leader in
Posted 17 days ago | Updated 7 hours ago

Cloud Developer Senior

Jacobs

•

Washington, District of Columbia, USA

Full-time

We are searching for a Top Secret cleared Cloud Developer (Senior) to join our team in Washington, DC. You will be working in an organization that's mission is to accelerate operations through data and new analytical insights. In this role you will support ongoing maintenance of multiple Virtual Private Clouds across enclaves, including managing backups, patching, upgrades, developer workstations, monitoring, and overall security posture. The entire section leverages agile and works to provide
Posted 58 days ago | Updated 7 hours ago

Sr. Ab-Initio Developer - ONLY W2

nTech Solutions

•

Herndon, Virginia, USA

Contract

ONLY W2ONLY W2ONLY W2 Title: Sr. Ab-Initio Developer Location: Reston, VA 20191 Duration: 12 Months Contract + Hire Job Description: Terms of Employment Contract-to-Hire, 12 MonthsCandidates must be comfortable working onsite in Reston, VA once per week.Candidates must reside in the Washington D.C., Maryland, Virginia area.Overview & Responsibilities Our client is looking for a Senior Ab Initio Data Developer to join a team that is working on a MongoDB buildout project for a very, very important
Easy Apply
Posted 29 days ago | Updated 8 days ago

Senior Accela Developer

SoftPath Technologies LLC

•

Washington, USA

Contract, Third Party

Senior Accela Developer Work Location: Seattle, WA- Primarily remote. However, the client may require occasional on-site presence on short notice, and all proposed candidates must be able to accommodate such visits. Duration: Five-years contract Project Title: Accela Development & Quality Assurance Testing Accela Development: Develop and maintain all aspects of the SDOT Accela implementation, including but not limited to system configuration, scripts, expressions, standard choices, page flows
Easy Apply
Posted 12 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 7 hours ago

Mid-Level Software Developer

SimVentions, Inc

•

Remote or Dahlgren, Virginia, USA

Full-time

Overview SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are looking for a mid-level Full-Stack Developer experienced with web-based applications development in a microservices architecture to join our team! On this project, Small Scrum teams work together within the Scaled Agile Framework to develop a telecommunications modeling system used to support DOD missions. This position is located on Dahlgren Naval Base. Applican
Posted 54 days ago | Updated 7 hours ago

Senior Principal Engineer, Software Engineering

RTX Corporation

•

Annapolis, Maryland, USA

Full-time

Date Posted: 2025-06-23 Country: United States of America Location: HMD31: Annapolis, MD 2551 Riva Road , Annapolis, MD, 21401-7435 USA Position Role Type: Unspecified U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: ARINC Incorporated d/b/a Collins Aerospace has an opening for a Senior Principal Engineer, Software Engineering in Annapolis, MD. This is a hybrid role, individual must work in the Annapolis, Maryland office 3 times per week and can work remote two
Posted 12 days ago | Updated 7 hours ago

Senior Software Engineer

Leidos

•

Annapolis, Maryland, USA

Full-time

The Software Engineer will perform software development lifecycle (SDLC) activities as a member of an Agile development team building a large complex enterprise system. Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementin
Posted 60+ days ago | Updated 7 hours ago

Senior Software Engineer

Base-2 Solutions, LLC

•

Fort Meade, Maryland, USA

Full-time

Annual Salary Range: $180,000 to $220,000 with Full Benefits to include Health/Dental/Vision and PTO. Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging customer problems by leveraging innovative technical solutions. Our software engineers develop the next-generation technologies that drive decision making and impact our national defense. We're looking for engineers who bring fresh ideas from all areas, including inform
Posted 60+ days ago | Updated 7 hours ago

Role: Sr. UI/Angular Developer, Location: 1775 Tysons Blvd, VA.

Satsyil Corporation

•

Tysons, Virginia, USA

Full-time

Role: Sr. UI/Angular DeveloperLocation: 1775 Tysons Blvd, VA (Hybrid)Duration: FTE.Job Description: Satsyil Corp. is seeking a motivated Senior UI/Angular Developer to join an exciting modernization project for our client working in a fast-paced and forward-thinking agile environment. Qualified candidates will have proven to experience translating user and business requirements into the structural design of highly intuitive and well-crafted interfaces. The UI Developer will work with a cross-fun
Easy Apply
Posted 12 days ago | Updated 1 day ago

Senior DevOps Developer

ManTech

•

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Senior DevOps Developer to join our team in Chantilly, VA or Denver, CO. Responsibilities include but are not limited to:Develops ServiceNow solutions and enhancements using core platform capabilitiesDevelops the applications including configuration, report development and data migration, where applicableIdentifies and implements best-practice solutions to address client requirementsPerforms unit-testing and resolves code defectsMigrates co
Posted 60+ days ago | Updated 4 hours ago

Senior DevOps Developer

ManTech

•

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Senior DevOps Developer to join our team in Chantilly, VA or Denver, CO. Responsibilities include but are not limited to: Develops ServiceNow solutions and enhancements using core platform capabilitiesDevelops the applications including configuration, report development and data migration, where applicableIdentifies and implements best-practice solutions to address client requirementsPerforms unit-testing and resolves code defectsMigrates
Posted 60+ days ago | Updated 10 hours ago

Java/J2EE Senior Developer

Apex Systems

•

Tysons, Virginia, USA

Full-time

Job#: 2065154 Job Description: Job Description: Design, develop, and maintain Java-based applications to support the client's business operations.Collaborate with product managers, designers, and other stakeholders to understand user requirements and translate them into technical specifications.Ensure the performance, quality, and responsiveness of applications.Develop and implement microservices architecture to enhance application scalability and maintainability.Participate in code reviews, pr
Easy Apply
Posted 60+ days ago | Updated 7 hours ago