1w
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Java Developer
McLean, Virginia, United States
$160k-$200k/yr OnsiteFull Time
Experience with Python scripting, cloud development/architecture, Flask, semantic search apps, and Tableau; eligible for TS/SCI with polygraph.
Python, Flask, Tableau
2w
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Backend Python Developer
Salt Lake City or Utah or Virginia or Tennessee or California or Texas or Florida or Nevada or Colorado or Idaho or Arizona
$85k-$95k/yr OnsiteFull Time
1+ YOE1+ years professional Python API experience with Flask, database and query experience (PostgreSQL), testing, Git/CI, strong API design and security awareness.
Python, Flask, PostgreSQL, Git, Docker, Celery, Redis, React, JavaScript
1w
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Java Developer
McLean, Virginia, United States
$160k-$200k/yr OnsiteFull Time
Design and maintain scalable Java applications; experience with Python scripting, cloud development, Flask, semantic search, and Tableau; TS/SCI with polygraph preferred/required.
Java, Python, Flask, Tableau
2mo
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Senior Software Engineer
United States or Spain or Arizona or Arkansas or California or Connecticut or Florida or Georgia or Idaho or Illinois or Maine or Massachusetts or Michigan or Missouri or Nevada or New Hampshire or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Vermont or Virginia or Washington or Wisconsin
RemoteFull Time
7+ YOE7+ years full-stack experience with React and Python/Flask, designing REST/GraphQL APIs, SQLAlchemy ORM, Celery, SaaS experience, and AI/LLM integrations.
Python, Flask, React, REST, GraphQL, SQLAlchemy, Celery, React Native, LLM
3mo
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Software Engineer
Richmond, Virginia, United States
HybridFull Time
5+ YOEExperience building web apps with Python/Flask, JavaScript frontend, API design, Azure deployment, GitLab CI/CD; mentor; BSCS or 5+ years experience.
Python, Flask, JavaScript, HTML, CSS, Azure App Service, Azure PostgreSQL, GitLab, CI/CD, React, Angular, Vue
1mo
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Software Engineer 1
Herndon or Potomac
OnsiteFull Time
U.S. citizenship and active TS/SCI with Full Scope Polygraph required. Proficiency in Python, Django or Flask, MongoDB or MariaDB, REST endpoint development, and microservice design.
Python, Django, Flask, MongoDB, MariaDB, Swagger, AWS, C2S, Docker, Visual Studio Code, JSON, XML, Jira, Confluence, Git
4w
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Custom Software Engineer Python - 6365276
Morristown or Charlotte or Dallas or Cleveland or California or Colorado or Illinois or Maine or Maryland or Massachusetts or Minnesota or New York or New Jersey or Virginia or Washington or District of Columbia
$37-$47/hr HybridFull Time
5+ YOE5+ years Python experience, Django/Flask and REST API development, SQL, Alteryx, JIRA/Octane, Agile experience, bachelor's degree, and familiarity with banking and financial datasets.
Python, Alteryx, JIRA, OpenText ALM Octane, SQL, Django, Flask, REST API, Playwright, Jenkins, Git
1mo
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Python Web Application Developer
Tysons Corner or Falls Church
$32-$45/hr HybridFull Time
5+ YOE5+ years Python development, Flask experience, web app deployment and security, authentication and certificate management, REST API and database integration, Git, strong debugging and communication skills.
Python, Flask, Microsoft Entra ID, HTML, CSS, JavaScript, REST APIs, OAuth, SSO, PostgreSQL, SQL Server, MySQL, Git, Azure, AWS, IIS, NGINX, Apache, Docker, Linux, Windows, CI/CD
4d
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Princ Engr-Ntwk Automation
Irving or Ashburn or Cary
$107k-$205k/yr HybridFull Time
6+ YOE6+ years relevant experience, Python and API development (Flask/FastAPI), strong SQL, experience designing data pipelines, ML and GenAI familiarity, bachelor's degree or equivalent experience.
Python, Flask, FastAPI, SQL, BigQuery, Snowflake, Kafka, Pulsar, Scikit-learn, XGBoost, LightGBM, LLMs, Docker, Tableau, Power BI, Looker, Google Cloud Platform
3w
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Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOE5+ years Python experience, familiarity with Flask/Django/FastAPI, SQL/ORM, JavaScript/TypeScript front-end frameworks, unit/integration testing, containerized AWS deployments, and security clearance eligibility.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, Docker, Kubernetes, AWS, RESTful APIs
5d
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26-1106: Python Developer - Herndon, VA
Herndon, Virginia, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years Python development,experience with Flask or FastAPI,REST API design,relational and NoSQL databases,Git,CI/CD,Docker,Kubernetes,AWS,and secure coding for DoD environments.
Python, Flask, FastAPI, Git, CI/CD, Docker, Kubernetes, AWS
1w
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Full Stack Developer
Chantilly, Virginia, United States
$112k-$222k/yr OnsiteFull Time
5+ YOE5+ years Python with Flask/Django/FastAPI, 2+ years SQL, 1+ years AWS, JavaScript/TypeScript/CSS and React/Angular/Vue experience, container deployment, active TS/SCI with Poly.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, AWS, JavaScript, TypeScript, CSS, React, Angular, Vue, uv, ruff, pyright, pytest, coverage, Selenium, Karma, WordPress, containers
1mo
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Python Web Application Developer
Tysons Corner or Falls Church
HybridFull Time
5+ YOE5+ years Python development, Flask experience, web app deployment and security, authentication and certificate management, REST APIs, relational DBs, Git, HTML/CSS/JavaScript, strong debugging and communication skills.
Python, Flask, Microsoft Entra ID, HTML, CSS, JavaScript, REST APIs, PostgreSQL, SQL Server, MySQL, Git, Azure, AWS, IIS, NGINX, Apache, Docker, Linux, Windows, CI/CD
3w
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Generative AI Engineer (Clearance Required)
Arlington, Virginia, United States
HybridFull Time
5+ YOEActive Top Secret clearance, 5+ years software development, 2+ years Generative AI/ML, strong Python, experience with LLMs, Azure, containerization, FastAPI/Flask, Git and CI/CD, and distributed systems.
Python, GPT, Llama, Claude, Mistral, FastAPI, Flask, Microsoft Azure, Microsoft Azure OpenAI Service, Azure Kubernetes Service (AKS), Azure Functions, Azure Storage, Microsoft Azure AI Search, Azure Machine Learning, Azure AI Foundry, Azure Cognitive Services, Docker, Kubernetes, Git, CI/CD, DevSecOps, LangChain, LangGraph, Semantic Kernel, LlamaIndex, Pinecone, Milvus, pgvector, Chroma, Model Context Protocol (MCP), Terraform, Bicep
1mo
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Senior Python Developer
Washington or Virginia or Maryland
$90k-$130k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related, 5+ years Python development, experience with Django/Flask, REST APIs, PostgreSQL, Git, Unix/Linux, AWS/Cloud platforms, Jupyter Notebooks; U.S. citizenship and eligibility for Federal Public Trust required.
Python, Django, Flask, Jupyter Notebook, Git, PostgreSQL, Unix/Linux, HTML, JavaScript, Docker, Kubernetes, AWS, Cloud Foundry, Heroku, ServiceNow, UiPath
2w
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Development Lead
Raleigh or Atlanta or Dallas or Richmond or Tysons Corner or Charlotte
$125k-$200k/yr HybridFull Time
7+ YOE2+ MgmtBachelor's or equivalent experience,7+ years software development with 2+ years lead experience; full-stack with React, Next.js, TypeScript, Python, Flask; REST/OpenAPI, SQL, Docker, CI/CD, DevSecOps, Agile; mentoring and technical leadership.
React, Next.js, TypeScript, Python, Flask, OpenAPI/Swagger, SQL, Docker, CI/CD, SAST, OWASP Top 10
3w
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Full Stack Developer
Chantilly, Virginia, United States
$150k-$200k/yr OnsiteFull Time
5+ YOEActive TS/SCI+Poly required. 5+ years Python (Flask/Django/FastAPI), 2+ years SQL (SQLAlchemy), 1+ years JavaScript/TypeScript/CSS, React/Angular/Vue, AWS, container deployment; strong communication and critical thinking.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, AWS
1mo
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Data Scientist - SME (22759)
McLean, Virginia, United States
$200k-$230k/yr OnsiteFull Time
U.S. citizen with active TS/SCI with polygraph. Strong NLP and ML experience (Python, PyTorch/TensorFlow, HuggingFace), SQL, GitHub/Jenkins, GPU acceleration, cloud development, Flask, Tableau, LLM tuning, semantic search, and API/data integration.
Python, Spacy, Gensim, NLTK, PyTorch, Tensorflow, Keras, HuggingFace Transformers, Scikit-learn, SQL, Github, Jenkins, Tableau, Flask, GPUs
2w
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Software Engineer II (Java Focus)
Leawood or McLean
OnsiteFull Time
3+ YOEB.S. or M.S. in CS/Engineering, 3+ years backend experience, strong Python or Java skills, experience with FastAPI/Flask or Spring Boot/Micronaut, SQL/NoSQL, cloud (AWS), Docker, Git, and CI/CD; U.S. citizenship and clearance eligibility.
Python, FastAPI, Flask, Java, Spring Boot, Micronaut, JSON, SQL, NoSQL, AWS, Docker, Git, Kafka
1mo
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Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEActive polygraph clearance required. 5+ years Python (Flask/Django/FastAPI), 2–3 years SQL/SQLAlchemy, 0.5–3 years JavaScript/TypeScript/CSS and React/Angular/Vue, 1–3 years AWS and container deployment experience.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, AWS
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