Mid Level Developer Jobs in Washington, DC

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401 - 420 of 2,348 Jobs

Senior System Engineer (Government)

AT and T

•

Oakton, Virginia, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to
Posted 8 days ago | Updated 19 hours ago

Senior Full-Stack Software Engineer

Aduril Industries

•

Reston, Virginia, 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 22 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 3 hours ago

Software Development Engineer in Test (SDET)

PETADATA

•

McLean, Virginia, USA

Full-time, Third Party, Contract

Position: Software Development Engineer in Test (SDET) Location: McLean, VA Experience : 9+ Years Work Type: Full-time (Any Visa) Day 1 Onsite, 3 days office Job Summary: We are seeking an experienced Software Development Engineer in Test (SDET) to join our team. The ideal candidate will have solid experience with Cypress and Java, and expertise in API/Microservices test automation. The SDET will be responsible for designing, developing, and maintaining automated tests for our applications.
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Posted 18 hours ago | Updated 14 hours ago

Senior Appian Developer

General Dynamics

•

Gaithersburg, Maryland, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: Software Engineering Job Qualifications: Skills: Appian (Platform), Appian BPM, Appian Process Automation Certifications: None Experience: 5 + years of related experience ship Required: No Job Description: General Dynamics Information Technology is seeking numerous candidatesto fill multiple-level Appian Developer roles on
Posted 33 days ago | Updated 3 hours ago

Senior Cost Engineer

Bechtel Corporation

•

Reston, Virginia, USA

Full-time

Requisition ID: 285062 Relocation Authorized: National/International - Family Telework Type: Part-Time Telework Work Location: Reston, VA Extraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the world's infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner place
Posted 25 days ago | Updated 3 hours ago

Sr. ETL Developer with Python

Mindlance

•

Washington, District of Columbia, USA

Third Party, Contract

Title: Sr. ETL Developer with Python Duration: 12 Months - Long Term Location: Washington, DC 5 Days onsite per week from Day1 Background: The Enterprise Data Management (EDM) team is seeking a Python ETL Developer to work on sourcing data to their cloud platform. The candidate should have prior experience working in Python data stack and very good SQL experience. Python scripting in the data space is a must. The person would be working on sourcing the data into the cloud platform from interna
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Posted 1 day ago | Updated 1 day ago

Manager - Business Systems

American Association Of Motor Vehicle Admin.

•

Arlington, Virginia, USA

Full-time

Position Summary: The Manager will assist the Director with the technical management and direction of software development activities including the overall design of new software components, the implementation of industry best practices and standards, the establishment of priorities and the delivery of software products and solutions. This role calls for a go getter who can help grow the team and continue the transition towards cloud native development and deployment. Manager's primary responsi
Posted 60+ days ago | Updated moments ago

Senior Test Engineer

Leidos

•

Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Senior Test 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 immedia
Posted 14 days ago | Updated 23 hours ago

Lead Software Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0209591 Software Engineer, Lead 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 software, but to create a system that will make a difference, we need you on our team. We're looking for a seasoned developer like you with the expertise needed to build software and systems from vision to production-ready. This role is more than just coding. As a l
Posted 60+ days ago | Updated 4 hours ago

Senior Computer Scientist

Booz Allen Hamilton

•

Washington, District of Columbia, USA

Full-time

Job Number: R0220983 Computer Scientist, Senior The Opportunity: As an experienced engineer, you know that machine learning is critical to understanding and processing massive datasets. Your ability to conduct statistical analyses on business processes using ML techniques makes you an integral part of delivering a customer-focused solution. We need your technical knowledge and desire to problem-solve. As a machine learning engineer on our national security team, you'll train, test, deploy, and m
Posted 30 days ago | Updated 4 hours ago

Senior Infrastructure Engineer

ZealHire.com

•

Reston, Virginia, USA

Third Party

USC Need LinkedIn, VISA DL 2 references & complete address Only 1 candidate required All interviews will take place IN-PERSON, no Teams. Please DO NOT submit candidates outside the local area or those unable to interview in-person on Wednesday or Thursday. Any candidates submitted MUST be available to interview in-person on Wednesday or Thursday. Interviews will take place on Wed 2/12 and Thurs 2/13 in Parkridge 5 in Reston Job Title Senior Infrastructure Engineer Location Hybrid, once a week on
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Posted 60+ days ago | Updated 1 day ago

Senior Full Stack Developer

Compunnel Inc.

•

Columbia, Maryland, USA

Contract

; Job Summary: Our client is seeking an experienced Senior Full Stack Developer with a strong background in mobile application development for both iOS and Android platforms. This role requires technical leadership in designing and delivering scalable web and mobile applications, mentoring junior engineers, and ensuring adherence to performance, security, and DevOps best practices. ; ; Job Responsibilities: Lead the design, development, and deployment of scalable full-stack applications.Build
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Posted 4 days ago | Updated moments ago

Senior Software Engineer

Zachary Piper Solutions, LLC

•

Remote

Full-time

Piper Companies is seeking a Senior Software Engineer to join an innovative technology team focused on building and scaling backend systems that power complex, high-traffic applications. This is a fully remote role with a standard Monday through Friday schedule, operating from 10:00 AM to 6:00 PM ET. Responsibilities of the Senior Software Engineer include: Develop and maintain backend services using JavaMigrate and refactor existing Python codebases into JavaOperate within a microservices ar
Posted 25 days ago | Updated 25 days ago

Senior Test Engineer

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Test 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 5 days ago | Updated 3 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 11 days ago | Updated 4 hours ago

Software Engineer, Senior

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description Marriott International, Inc.: Senior Software Engineer, Salesforce (Multiple Positions) Bethesda, MD DUTIES: Function as a Salesforce subject matter expert on our Enterprise Product Engineering team. Take day-to-day direction from assigned Product Leaders/Owners to lead technical workgroups and function as a technical expert to help our team define and create the next generation of solutions to drive Marriott value and serve our business by leveraging current and leading-edge t
Posted 31 days ago | Updated 3 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 3 hours ago

Cloud Engineer IV

Aditi Consulting

•

Washington, District of Columbia, USA

Contract

Payrate: $70.00 - $80.00/hr. Responsibilities: Provides consultation services & best practice oversight for various teams. Cloud team supports development teams building cloud-based applications. Responsibilities include guiding best practices, tracking deadlines, and providing cloud expertise. Engagement: All teams are engaged, with Client providing ongoing support. Experience Requirements: Cloud-Savvy: Senior Principal Engineer with 10+ years of Cloud experience. Large Environment Expertise:
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Posted 14 days ago | Updated 10 hours ago