Flask jobs in Ashburn, VA

Reston, Virginia

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Today

Job ID: 2618095 Location: Reston, VA, US Date Posted: 2026-10-19 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description QVine, an SAIC company, is seeking an experienced Full Stack Web Application Developer to join our team. This role involves hands-on technical expertise in building modern, scalable web applications

Full-time

USD 180,001.00 - 220,000.00 per year

Software Developer - Multiple Levels (Cleared)

Reston, Virginia

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Today

Responsibilities Noblis is seeking Software Developers at all experience levels with an active TS/SCI with a Polygraph to support mission-critical national security initiatives in Reston, Virginia. As a Software Developer on our team, you will collaborate with federal clients to rapidly design, develop, and deliver innovative solutions that address their most pressing mission challenges. You will work alongside a multidisciplinary team of developers, data scientists, subject matter experts, an

Full-time

USD 75,000.00 - 117,225.00 per year

Python Programmer

Washington, District of Columbia

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Today

Position Summary: Title: Developer Premium Duration: 6 Months Possible Extension Location: Washington, DC 20433 Hybrid Onsite: 4 days per week from Day 1, with a full transition to 100% onsite anticipated soon 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. Th

Easy Apply

Third Party, Contract

Depends on Experience

Sr Python Full Stack Developer (Only Locals to McLean, VA)

McLean, Virginia

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Yesterday

Job Role: Sr Python Full Stack DeveloperLocation: McLean, VAAssignment Type: Contract OnlyMust Have Qualifications: Must have practical experience with Python, front end technologies, React, JavaScript, and web application development, along with the capability to write effective code. Ideal candidates should have 3-7 years of relevant experience. Experience or background in fixed income, account or capital markets is a plus. AI experience, including using LLMs to build agentic applications, is

Easy Apply

Third Party, Contract

Depends on Experience

AI Engineer, Public Sector

Reston, Virginia

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Today

Seekr is looking for talented AI Engineers to join our team and deliver generative and predictive capabilities for US Government customers. The right candidate will work on developing , and deployment of AI/ML capabilities for various applications implementing generative AI and integrations with predictive capabilities (agentic workflows, LLM fine-tuning). Additionally, this person will be working on quick proof-of-concept solutions but also building in a generalized fashion to support longer te

Full-time

USD 185,000.00 - 225,000.00 per year

FLEX Full Stack Engineer

Bethesda, Maryland

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11d ago

Job Description This is a temporary position. The assignment duration is through April 28, 2028. JOB SUMMARY The Full Stack Engineer builds and supports the technology platform used to manage Marriott's job architecture work. This role creates tools and system features that help teams organize job content, manage the job catalog, review incumbent mapping, track data quality, and support program reporting. The position partners with job architecture, HR, compensation, HR technology, and engin

Full-time

USD 48.26 - 87.01 per hour

Mid-Level Software Engineer

Chantilly, Virginia

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Today

Mid-Level Software Engineer Location: Gaithersburg, MD; Alexandria, VA; Chantilly, VA; St. Louis, MO; Aurora, CO; Tucson, AZ Clearance Required: Top Secret with SCI eligibility and ability to obtain Polygraph Employment Type: Full-Time Regular Shift: Day Travel: No Company Overview We are Ennoble First-the people supporting and securing some of the most complex government, defense, and intelligence projects across the country. We ensure today is safe and tomorrow is smarter. Our work has mean

Full-time

USD 110,000.00 - 140,000.00 per year

Backend Python Engineer - Polygraph Required

Chantilly, Virginia

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Today

About the Team Here at BTI360, we've built a culture that's passionate about developing software engineers. Software doesn't build itself. People do. In fact, teams of people do. That's why our primary focus is on developing better craftsmen, better teammates, and better technical leaders. By putting people first, we're not just giving our teammates more opportunities to grow, we're also raising the bar of the software we ship. BTI360 previously has been voted 10 years in a row as a TOP Place t

Full-time

USD 114,000.00 - 247,900.00 per year

Scrum Master / BA

Chantilly, Virginia

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Today

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 within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 139,300.00 - 269,000.00 per year

Sr Data Scientist

Reston, Virginia

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Today

Xenith Solutions is a small family focused business where we focus on taking care of our employees and customers equally. We are focused on serving Federal / Civilian, Defense and Intelligence organizations with superior service. If you want to be a part of a rapidly growing business with an exceptional culture, then you want to be a part of the Xenith Solutions family. Overview: The Data Scientist applies statistical analysis, data processing, and visualization techniques to extract insights f

Full-time

USD 150,000.00 - 175,000.00 per year

Full Stack Engineer - Top Secret Clearance Required

Chantilly, Virginia

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Today

Full Stack Engineer Top Secret required Location is Chantilly, VA on site Bachelors required Minimum 10 years experience We are seeking a Full Stack Engineer - Subject Matter Expert (SME) . This individual will serve as the principal authority for full-stack architecture, application modernization, secure development practices, and enterprise technology integration. The Full Stack Engineer SME will lead the design, development, and optimization of scalable web applications across both frontend

Full-time

Full Stack Developer (McLean, VA)

McLean, Virginia

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Today

Full Stack Developer Salary: $100,000 to $160,000 per year Security Clearance: ISSA/TS / Active TS/SCI with Polygraph Contingent Upon Award Ops Tech Alliance (OTA) is a leading provider of cybersecurity solutions dedicated to protecting critical infrastructure and sensitive data. We are committed to excellence and innovation, and we take pride in supporting initiatives that enhance national security. We are seeking a Full Stack Developer to develop, modernize, and maintain secure web application

Full-time

USD 100,000.00 - 160,000.00 per year

Artificial Intelligence and Machine Learning Engineer (McLean, VA)

McLean, Virginia

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Today

Artificial Intelligence and Machine Learning Engineer Salary: $140,000 to $180,000 per year Security Clearance: ISSA/TS / Active TS/SCI with Polygraph Contingent Upon Award Overview Ops Tech Alliance (OTA) is seeking an Artificial Intelligence/Machine Learning (AI/ML) Engineer to develop and deploy models that support a government customer's analytical workflows. You will evaluate new approaches, adapt models to mission needs, and transition prototypes into reliable, scalable capabilities. Respo

Full-time

USD 140,000.00 - 180,000.00 per year

Data Engineer (Python, NiFi) - TS/SCI Poly

Chantilly, Virginia

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Today

We're looking for a Data Engineer who is passionate about building modern, scalable solutions for ingesting and transforming data. This role blends back-end engineering with data pipeline development and is perfect for someone who enjoys designing modular services and bringing structure to complex data environments. As part of our Agile team, you'll design and develop software products and services that efficiently ingest, process, and manage data from a variety of sources. You'll play a key ro

Full-time

Generative AI Engineer (Clearance Required)

Arlington, Virginia

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Today

InterImage is looking for engineers who thrive where innovation meets execution. Our Product Division rapidly transforms emerging technologies into operational capabilities supporting mission-critical customers. This isn't a research-only position. You'll take Generative AI concepts from proof of concept to production, designing, developing, deploying, and continuously improving AI-powered applications that solve real-world operational problems. If you enjoy building with the latest LLMs, experi

Full-time

Artificial Intelligence / Machine Learning (AI/ML) Engineer (TS/SCI w/ FSP)

McLean, Virginia

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Today

Location: Washington Metropolitan Area (WMA) / On-site Sponsor Facility Clearance Level: Top Secret / SCI with Full-Scope Polygraph Job Type: Full-Time About the Role: Praescient Analytics is hiring an AI/ML Engineer to lead the design, evaluation, deployment, and optimization of cutting-edge AI models in support of an Intelligence Community agency. In this role, you will advance the adoption of advanced foundational and frontier models (including LLMs and Computer Vision) to enhance data-driv

Full-time

Artificial Intelligence/Machine Learning (AI/ML) Engineer (2026-0238)

Chantilly, Virginia

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Today

Acclaim Technical Services (ATS), founded in 2000, is a premier provider of tech-enabled solutions and operational services to a broad range of U.S. Federal agencies. As an Employee Stock Ownership Plan (ESOP) company-an uncommon advantage in our sector-we foster a culture of ownership, accountability, and shared success. This commitment to our people shows: ATS is consistently recognized as a top workplace in the DC area and continues to experience strong, strategic growth We are actively hiri

Full-time

Senior Consultant, Full Stack API Developer

McLean, Virginia

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Today

**This is a hybrid role About Infinitive Infinitive is a data and AI consultancy that helps clients modernize, monetize, and operationalize their data to generate lasting value. They pride themselves on their deep industry and technology expertise, ensuring that they drive and sustain the adoption of new capabilities. Infinitive is committed to aligning their team with their clients' culture, ensuring a successful partnership by bringing the right mix of talent and skills for high return on inv

Full-time

USD 90,000.00 per year

Full Stack Developer (TS/SCI w/ FSP)

McLean, Virginia

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Today

Location: Washington Metropolitan Area (WMA) / On-site Sponsor Facility Clearance Level: Top Secret / SCI with Full-Scope Polygraph Job Type: Full-Time *ship is Required.* About the Role: Praescient Analytics is seeking a Full Stack Developer to support digital transformation and cloud infrastructure capabilities in support of an Intelligence agency. In this role, you will design, develop, test, and deploy scalable web applications and analytical tools within outward-facing cloud environments

Full-time

USD 120,000.00 - 240,000.00 per year

Full performance AI/ML Engineer

McLean, Virginia

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Today

Description Markon is seeking an AI/ML Engineer (Full Performance) to support an Intelligence Community client in McLean, Virginia. This position will design, develop, integrate, and maintain AI/ML-enabled applications supporting mission-critical enterprise capabilities, with a focus on large language model (LLM) integration, agent-based workflows, and retrieval-augmented generation (RAG). The AI/ML Engineer will work across application development, data engineering, and system integration to d

Full-time

USD 130,000.00 - 160,000.00 per year

Flask jobs in Ashburn, VA, USA