970 senior python developer jobs at 239 companies in Smithsburg, MD
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Senior Python Developer with Spark
Reston, Virginia, United States
$97k-$157k/yr HybridFull Time
8+ YOE8+ years Python data engineering with Apache Spark, advanced SQL, AWS (EMR, Redshift, S3, Glue), big data tooling, CI/CD (GitLab, Terraform), and strong performance optimization skills.
Python, Apache Spark, Hadoop, Hive, EMR, SQL, AWS, Redshift, S3, Glue, Lambda, Step Functions, EventBridge, GitLab, Terraform
1w
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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
2w
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Python AWS AI Engineer
Plano or Raleigh or Reston or Richardson or Tempe
OnsiteFull Time
Advanced Python and ML experience with LLMs and generative AI, AWS (Bedrock,S3,EC2,Lambda,SageMaker), MLops, prompt engineering, model deployment, and Bachelor's degree or equivalent experience.
Python, TensorFlow, PyTorch, scikit-learn, AWS Bedrock, Amazon S3, Amazon EC2, AWS Lambda, AWS SageMaker, Docker, OpenAI, Anthropic, Cohere
1mo
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Python Software Developer
Herndon, Virginia, United States
OnsiteFull Time
7+ YOEActive TS/SCI with Poly required; 7+ years software development with a Bachelor’s in CS or 11+ years with HS diploma; 3+ years Python; experience with SQL, front-end/full stack, Git, Docker/Kubernetes, REST APIs, and Linux; Node.js, CI/CD, cloud and Agile experience preferred.
Python, SQL, Git, Docker, Kubernetes, RESTful API, Linux, Node.js, Jenkins, GitLab CI, JIRA, SCRUM
1mo
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Senior Full Stack Developer (Python/Java/Angular)
Ashburn, Virginia, United States
$112k-$179k/yr HybridFull Time
7+ YOEU.S. citizenship and Public Trust eligibility; 7+ years technical experience; strong Python, PostgreSQL, Java Spring Boot, Angular, microservices, and AWS experience; containerized Linux and Git familiarity.
Python, PostgreSQL, Java, Spring Boot, Angular, TypeScript, Angular Material, JavaScript, CSS, HTML, AWS, Git, MySQL, SQL, Kafka, NGRX, NGXS, UML, Linux, microservices architecture, RESTful services
1mo
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Senior Full Stack Developer (Python/Java/Angular)
Ashburn or United States
$112k-$179k/yr HybridFull Time
7+ YOEU.S. citizen able to pass Public Trust; 7+ years technical experience in containerized Linux; experience with Python, PostgreSQL, Java Spring Boot, Angular, microservices, and AWS; strong communication and OODD skills.
Python, PostgreSQL, Java Spring Boot, Spring Boot, Angular, Angular Material, TypeScript, JavaScript, CSS, HTML, microservices, AWS, Linux, Git, SQL, MySQL, Kafka, UML, NGRX, NGXS
2w
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Software Developer, Senior
Herndon, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, legacy enterprise and microservices experience, Agile, Python and Git familiarity, TS/SCI clearance with polygraph required.
Python, Java, JavaScript, React, Angular, NodeJS, AWS, Azure, Google Cloud Platform, Git
4w
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Senior Application Developer
Denver or Springfield or Sterling or St. Louis
$75k-$158k/yr OnsiteFull Time
8+ YOEBachelor's in CS or related,8+ years software development experience,expert Java and/or Python,REST APIs,databases,CI/CD,GIT,TS/SCI clearance and polygraph willingness.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS/C2S, Git, CI/CD
1w
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Senior Developer
Herndon, Virginia, United States
OnsiteFull Time
10+ YOEActive US security clearance (TS/SCI with CI polygraph), 10+ years experience (or 15+ with BS), proficiency in Java/Python/C#, RESTful APIs, containerization, databases, Agile/DevSecOps.
Java, Python, C#, RESTful APIs, RDF, OWL, SPARQL, Docker, Kubernetes, OpenShift, CI/CD, Git
2w
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Senior Java Developer
Annapolis Junction or Washington or Reston
HybridFull Time
13+ YOEU.S. citizen with ability to obtain TS/SCI, 13+ years experience, enterprise Java and Python development, Apache Solr/ZooKeeper, Tomcat, Oracle 19c, VMware, secure coding, Solr index migration and integrations.
Apache Solr, ZooKeeper, Apache Tomcat, Apache Directory Studio, Oracle 19c, Java, Python, Windows, VMware, SAP Business Intelligence, PrimeFaces, DevSecOps, CI/CD
2mo
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Senior DevOps Cloud Engineer
Bethesda, Maryland, United States
$113k-$188k/yr OnsiteFull Time
10+ YOESenior DevOps Cloud Engineer with 10+ years IT experience, AWS & GCP, CI/CD, automation (Ansible, Python), IaC, AI/ML platform support, able to obtain Public Trust.
AWS, Google Cloud Platform, Ansible, Python, Bash, Jenkins, GitLab CI, GitHub Actions, Terraform, CloudFormation, CDK, GCP Deployment Manager, Docker, Kubernetes, Git
1mo
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Software Engineer, Senior
Herndon, Virginia, United States
$165k-$220k/yr OnsiteFull Time
9+ YOEActive Top Secret clearance, 9+ years software development (7+ with MS), expert Python, experience with scientific/sensor data processing, ML workflows, Git-based source control, and strong communication skills.
Python, Windows, Linux, Git, GitLab, Bitbucket, Jira, Jenkins, PyTorch, TensorFlow, scikit-learn, NumPy, pandas, OpenCV, SciPy, C, C++, MATLAB, Java, Rust
1w
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Senior Developer Experience Engineer
Clarksburg, Maryland, United States
OnsiteFull Time
5+ YOEBachelor's in CS/Engineering or equivalent,5+ years software/platform engineering,proficiency in Rust/C++/Python/TypeScript/Go,SDKs,CI/testing,Protobuf/OpenAPI,Linux,strong technical writing.
Rust, C++, Python, TypeScript, Go, Protobuf, OpenAPI, Linux, React, Docker, CMake, Bazel, GitHub Actions, GitLab CI, Jenkins, Docusaurus, MkDocs, Sphinx
1mo
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Full Stack Developer, Senior
Potomac, Maryland, United States
OnsiteFull Time
U.S. citizenship and active TS/SCI with Full Scope Polygraph required. Experience developing with Python, Java, or JavaScript; building data visualizations and data modeling/normalization with metrics.
Python, Java, JavaScript
1mo
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Senior ServiceNow Engineer
Reston or Philadelphia
OnsiteFull Time
7+ YOE7+ years delivering enterprise IT/software solutions with 3+ years hands-on ServiceNow development; experience with ITSM, CMDB, TSOM, telecom integrations, Python/scripting, CI/CD, and platform modernization. Bachelor's preferred; ServiceNow certifications preferred.
Python, Scripting, ServiceNow IT Service Management (ITSM), ServiceNow Platform, ServiceNow Platform Architecture, TSOM, TNI, NOW Assist, CMDB, Service Portal, GitHub, DevSecOps, CI/CD, Spec Driven Development
2mo
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Senior Software Developer
Herndon, Virginia, United States
OnsiteFull Time
6+ YOETop Secret/SCI with Poly, 6+ years in software development, BS in CS/Info Security or related field, proficient in .NET/C#/WPF/XAML/C++, ASP.NET Web API, HTML/CSS, Python, PowerShell; Windows apps/services/web services on IIS; AWS/Azure; GitHub/Jira/Jenkins/Confluence; STS/DataHound; PowerBI; Windows admin/troubleshooting; SDLC and IIS deployments.
.NET, C#, WPF/XAML, C++, ASP.NET Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service, DataHound, PowerBI
2mo
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Senior Software Engineer - AI Agents
Foster City or Ashburn
$123k-$191k/yr HybridFull Time
3+ YOE2+ years with Bachelor's or 5+ years experience; strong Python REST services; GenAI, LLMs, AI agents; cloud and scalable systems; collaboration across teams.
Python, PyTorch, TensorFlow, JAX, LangChain, LangGraph, Autogen, CUDA, AWS, GCP, Azure, Docker, Kubernetes, MySQL, Cassandra, FAISS, Pinecone, GPT, Claude, Mistral, IntelliJ, VSCode, Postman, Jupyter
4d
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Full Stack Software Engineer (Go / JavaScript / Python)
Ashburn, Virginia, United States
$131k-$170k/yr HybridFull Time
5+ YOERequires proficiency in Go, JavaScript/Node.js, and Python; Linux distributed systems, REST services, databases, React, AWS, automated testing, and 3+ years with a master's or 5+ years with a bachelor's degree.
Go, JavaScript, Python, React, Node.js, MySQL, MongoDB, MQTT, Linux, AWS, Amazon ECS, Amazon EKS, Amazon RDS, Amazon API Gateway, Ginkgo, Cypress, Postman, Prometheus, Grafana, Datadog, AWS CloudWatch, Docker, Terraform, AWS CodePipeline, AWS GovCloud, TensorFlow, PyTorch
3w
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Senior Full-Stack Developer
Reston, Virginia, United States
OnsiteFull Time
7+ YOE7+ years building full-stack apps with modern JavaScript/TypeScript front ends, a mainstream backend (Node.js, Python, Java, .NET), relational databases, system integrations, secure development, and offline-resilient designs.
JavaScript, TypeScript, Node.js, Python, Java, .NET, ASYCUDA, SYDONIA, ETL, ELT, CI/CD
1mo
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Software Developer Senior
Winchester, Virginia, United States
$150k-$190k/yr HybridFull Time
8+ YOEActive Top Secret/SCI eligibility, CI polygraph eligibility, minimum eight years professional experience, experience with AWS, C#, Java or Python, and designing scalable enterprise software.
AWS, C#, Java, Python
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