Mid Level Developer Jobs in Washington, DC

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501 - 520 of 2,333 Jobs

Node Js Developer

Shakti Solutions

•

Remote

Contract

Over 10 Years of IT Experience. Good experience in Node JS. Good experience in Microservice in Node jS. Looking for experienced developers mid-level to senior level having experience to work on AWS stack and using DocumentDB to build microservices on node.js Good Communication skills. Thanks and Regards,AjuShakti Group IncPhone:Email:Fax:
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Posted 18 days ago | Updated 19 hours ago

Full Stack Developer Sr

Jacobs

•

Washington, District of Columbia, USA

Full-time

As a Sr Full Stack Developer at Amentum, you'll be at the forefront of designing, developing, and deploying sophisticated enterprise applications in support of government IT missions. You'll lead efforts across the full software development lifecycle while applying advanced technical knowledge and strategic insight to create systems that are efficient, secure, and scalable. Your day-to-day responsibilities will include: Lead architectural design and development efforts for enterprise-level appli
Posted 5 days ago | Updated 1 hour ago

System Developer - C++

Judge Group, Inc.

•

Manassas, Virginia, USA

Contract

Location: Manassas, VA Description: The Judge Group's direct client in the financial services domain is seeking an experienced Senior System Developer - C++ in Manassas, VA/ HYBRID. Job Title: System Developer - C++ Job Location: Manassas, VA/ Hybrid Job Description: Code, test, and review software using technologies including C++, STL, Boost, Multithreading, Unix, Perl, Python and XML. Requirement analysis and Design of new features and enhancements to existing components. Produce/update
Posted 8 days ago | Updated 10 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 60+ days ago | Updated 1 hour ago

Software Developer Senior

Jacobs

•

Washington, District of Columbia, USA

Full-time

Amentum is searching for a Top Secret cleared Software Developer (Senior) to join our team in Washington, DC. As a Top Secret Software Developer for this program, you will be working in an organization that's mission is to develop and operate the best possible software for critical national security enterprise applications. This organization leverages SCRUM and SAFE Agile software development methodology and strong Dev Ops practices. You will be responsible for developing code, testing and debu
Posted 60+ days ago | Updated 1 hour ago

Senior System Engineer (Government)

AT&T Inc.

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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 60+ days ago | Updated 1 hour ago

Lead Kafka Software Engineer and Architect

Booz Allen Hamilton

•

Lanham, Maryland, USA

Full-time

Job Number: R0220652 Kafka Software Engineer and Architect, Lead The Opportunity: There is an increased desire for more near real-time data supporting event-driven architectures and delivery of support. As a Kafka sof tware engineer, you know that organizing data streams and events can yield pivotal insights when they're gathered from disparate sources. We need an experienced Kafka engineer like you to help our clients deliver the critical data. As a Kafka engineer at Booz Allen, you'll implem
Posted 41 days ago | Updated 2 hours ago

Senior Salesforce Developer - Remote

ICF

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Remote or Reston, Virginia, USA

Full-time

ICF is a mission-driven company filled with people who care deeply about improving the lives of others and making the world a better place. Our core values include Embracing Difference; we seek candidates who are passionate about building a culture that encourages, embraces, and hires dimensions of difference. Our Health Engineering Systems (HES) team works side by side with customers to articulate a vision for success, and then make it happen. We know success doesn't happen by accident. It take
Posted 11 days ago | Updated 1 hour ago

Senior Security Engineer, Sailpoint Development Team Lead - IAM

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description JOB SUMMARY: We are seeking an experienced and motivated Sr. Engineer to lead the Sailpoint development for our dynamic IAM team. The incumbent will play a pivotal role in guiding our development team to deliver high-quality software solution and will utilize their deep understanding of SailPoint Identity IQ, IGA best practices to delivery on complex IGA projects. This position requires a combination of technical expertise, leadership skills, and project management capabilities
Posted 1 hour ago

Sr. Developer

Canyon Associates

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Remote

Full-time

Remote position is mandatory C# Oracle preferred, Sql Server is a plus asp.net front end UI experience Blazor experience is preferred Will see Javascript experience Must have web applications, Winforms experience is a plus
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Posted 28 days ago

Senior Security Managger

American Association Of Motor Vehicle Admin.

•

Arlington, Virginia, USA

Full-time

Position Summary: The Security team is organized around three pillars: Security Engineering & Operations, Security Architecture, and Governance, Risk & Compliance (GRC). The Sr. Manager Security is responsible for all the activities carried by the Security Engineering & Operations team. In that capacity, the Sr. Manager works in close partnership with the Manager of GRC and the Architecture team to identify, design, implement, and maintain processes and technologies across the enterprise, to re
Posted 60+ days ago | Updated 10 hours ago

FPGA Hardware Engineer

Leidos

•

Linthicum Heights, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a FPGA Hardware Designer Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Active TS/SCI with a polygraph is required. 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
Posted 17 days ago | Updated 12 hours ago

Senior Firewall Engineer

SAIC

•

Quantico, Virginia, USA

Full-time

Job ID: 2507101 Location: QUANTICO, VA, US Date Posted: 2025-07-02 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description Introduction: Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capa
Posted 12 days ago | Updated 11 hours ago

Sr. ServiceNOW developer with CSM experience - Customer Service Management + ITSM

Georgia IT

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Remote

Contract

Sr. ServiceNOW developer with CSM experience - Customer Service Management + ITSM Remote Duration 10-12 months Rate DOE Looking for Senior ServiceNow Developer with the following skillset/experience9-10 years of hands-on experience as a ServiceNow developerUI Builder good to haveCustomer Service (we have 3 CSM instances) must have hands-on experience including - Integration + customization configurationIntegration + customization +configurationITSM MUST haveHRSD should be conversantPortal De
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Posted 7 days ago

Senior Systems Engineer, Global Lodging Products

Marriott International

•

Bethesda, Maryland, USA

Full-time

Job Description JOB SUMMARY Marriott International is seeking a highly engaged and motivated Senior Systems Engineer to join a high-performing and nimble application development team. The Senior Engineer will be responsible for designing, developing, and implementing enterprise-level web applications using React, TypeScript, and Node.js in an ecosystem that includes databases, content and document management systems, AI-powered NLP search engine, and the AWS suite of services. This individual
Posted 31 days ago | Updated 1 hour ago

Senior Engineer / Analyst for ISRT & BMC2 Applications

Johns Hopkins University AppliedPhysicsLaboratory

•

Laurel, Maryland, USA

Full-time

Description Do you enjoy leading teams, mentoring staff, and guiding complex technology development efforts and analyses? Are you interested in researching, developing, and analyzing innovative ways to produce impactful information from many different types of sensors and sources of data? Do you want to advance US defense capabilities in Intelligence, Surveillance, Reconnaissance, and Targeting (ISRT) or Battle Management Command and Control (BMC2)? If so, we're looking for someone like you
Posted 60+ days ago | Updated 1 hour ago

Software Engineer, Backend

West Coast Consulting LLC

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Remote

Contract

Job Description Title: Software Engineer, Backend Duration: Aug 5, 2025 - Jul 31, 2026 Location: Remote (North America) TECHNICAL SKILLS Must Have3+ years of software development experience in one or more general purpose programming languages (Java, Scala, Go, C++, Python).Nice To Have Experience with prompt engineering, machine learning or data science. Cost Center Code49 - Tech-Ads Engineering JOB DESCRIPTION The Ad Safety & Verification (ASV) team is small, scrappy, and able to execute o
Posted 7 days ago | Updated 10 hours ago

Software Developer

Metrea Management, LLC

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Maryland, USA

Full-time

Company Overview Metrea is a defense company dedicated to translating commercial innovation into solutions for the hardest problems in national security. With deep mission expertise, Metrea focuses on delivering effects-as-a-service across Aerospace, Electromagnetic & Cyber, Digital & Synthetic domains via its capability groups. Metrea also consists of six support groups (Operations, People, Finance, Legal, Strategy and Solutions) that guide the development of specific capabilities that Metrea's
Posted 13 days ago | Updated 10 hours ago

Senior Software Engineer

Booz Allen Hamilton

•

Remote

Full-time

Job Number: R0221087 Software Engineer, Senior The Opportunity: We're looking for a passionate Senior Full-Stack Software Engineer to work with a fast-paced, highly collaborative software development team building and launching capability for Enterprise web-based systems in the Cybersecurity field. You'll have the opportunity to work on building a web-based SaaS solution automating Cybersecurity Risk Management and Vulnerability or Configuration Monitoring. You'll be responsible for breaking do
Posted 32 days ago | Updated 2 hours ago

Lead Cybersecurity Engineer

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Lead Cybersecurity Engineer to join a cutting-edge decision science security organization. The Lead Cybersecurity Engineer will be responsible for designing robust cybersecurity measures and access management solutions to protect the organization's systems and data. Responsibilities of the Lead Cybersecurity Engineer include: Design robust cybersecurity measures and access management solutions to protect the organization's systems and data. Lead the implementatio
Posted 29 days ago | Updated 28 days ago