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Python Developer Jobs in Ashburn, VA, US
4,200+ python developer jobs from 840+ companies hiring in Ashburn, VA, US.
1mo
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Senior Software Engineer
Fort Meade, Maryland, United States
OnsiteFull Time
11+ YOESenior software engineer with strong experience in Jupyter Notebooks, Java MapReduce, Python PySpark; ML/analytics focus; experience with Jira/Confluence/GitLab; TS/SCI with Polygraph clearance; Bachelor's +11 years or equivalent.
Jupyter, Java MapReduce, Python PySpark, Confluence, Jira, GitLab
2mo
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Software Engineer II (Fullstack, Business Systems)
Boston, Massachusetts, United States
$125k-$175k/yr OnsiteFull Time
2+ YOEBS in Computer Science or related field; 2–4 years software development; API design/integrations; relational DB design; production web apps; strong communication; AI tooling aptitude.
Python, Java, JavaScript, TypeScript, APIs, Relational databases, Data modeling, Booth systems integrations, NetSuite, Salesforce, Stripe, Boomi
1mo
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Principal Engineer
Washington, District of Columbia, United States
$183k-$340k/yr HybridFull Time
10+ YOE10+ years in software engineering; strong .NET, REST APIs, and architecture skills; AI/GenAI experience; AWS expertise; led teams; hybrid work model.
.NET, REST APIs, React, Angular, TypeScript, Node.js, Python, AWS, API gateways
4d
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Product Engineer
McLean, Virginia, United States
$115k-$135k/yr HybridFull Time
5+ YOEBachelor’s degree or equivalent practical experience; 5+ years in internal applications, automation, or analytics product delivery; ability to obtain Public Trust clearance; strong HTML/CSS/JS, Databricks, SQL, and data engineering skills.
HTML, CSS, JavaScript, Databricks, SQL, pgAdmin, Python, Git, GitHub, VS Code, CLASP
1mo
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Software Engineer
Chantilly or St. Louis or Gaithersburg or Denver
OnsiteFull Time
6+ YOESenior software engineer with 6+ years of experience; strong full-stack skills; cloud experience; DevSecOps focus; security clearance.
Python, Java, JavaScript, HTML, CSS, REST APIs, React, Angular, Vue.js, Node.js, Django, Flask, Docker, Kubernetes, AWS GovCloud, C2S, Azure, MySQL, PostgreSQL, SQL Server, Git, Jenkins, SonarQube, Nexus, Terraform, Keycloak, Vault, ArcGIS, OpenSearch, Elasticsearch
1mo
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Agentic Engineer
Tysons Corner, Virginia, United States
OnsiteFull Time
0+ YOEExperience with LLMs, agentic loops, MCP, and multi-cloud deployments; strong problem-solving and curiosity.
OpenAI API, Anthropic API, Gemini API, Model Context Protocol (MCP), AWS, Google Cloud (GCP), Microsoft Azure, Python, Git
5d
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Software Engineer
Columbia, Maryland, United States
OnsiteFull Time
7+ YOESeven years of SWE experience; Bachelor's in computer science or related field; four additional SWE years with similar processes may substitute for degree.
Robot Framework, React, Java, C++, Python
2mo
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Software Engineer
Dayton or Arlington or Portland
HybridFull Time
3+ YOEMid-level software engineer with DoD experience in flight control or autonomous systems; proficient in C/C++, real-time/embedded; DO-178C knowledge preferred.
C, C++, Python, MATLAB, RTOS, VxWorks, QNX, FreeRTOS, GNC stacks, Git, Jira, Jenkins, CMake, Docker, MATLAB/Simulink, PX4, ArduPilot, ROS/ROS2
3w
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Full Stack Software Engineer (Part-Time)
Baltimore, Maryland, United States
$39k-$50k/yr OnsitePart Time
4+ YOEBachelor's degree in Engineering, Computer Science, or related field; 4 years software development experience; experience in regulated environments preferred.
Python, Java, C, C++, Git, CI/CD, React, Angular, Vue.js, Swift, Kotlin, Flutter, React Native, TensorFlow, PyTorch
2w
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Automated Testing Software Engineer (mid-level)
Dahlgren, Virginia, United States
$92k-$135k/yr OnsiteFull Time
5+ YOE5-8 years of professional software development and automated testing experience; on-site at Dahlgren, VA; DoD/Secret clearance required.
Python, C++, Git, GitLab, Docker, Jenkins, RedHat Linux, Rust, Automated testing frameworks
1mo
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MD-DevOps Software Engineer - TS/SCI w/ Polygraph
Annapolis Junction, Maryland, United States
$180k-$230k/yr OnsiteFull Time
8+ YOE8+ years DevOps; 5+ years CI/CD tooling; Windows admin; scripting (Java, Groovy, Python, PowerShell, Bash); IDEs; VM and container experience; strong communication; fast learner.
Java, Groovy, Python, PowerShell, Bash, JavaScript, AngularJS, Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm, Version Control, VMs, Containerization
1w
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Commence - Full Stack Software Engineer
Washington, District of Columbia, United States
$105k-$135k/yr RemoteFull Time
Commence: Delivers AI-powered data solutions for healthcare quality and integrity.
5+ YOE5+ years in full-stack development; strong React/Node.js; AWS serverless; REST APIs; CI/CD; relational/noSQL DB; HIPAA/security practices; excellent communication.
React, Node.js, .NET, Bootstrap, Python, PHP (Laravel), C#, AWS, Amplify, EC2, S3, Lambda, RDS, REST, Git
1mo
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Data Engineer (AWS, Azure, GCP)
Reston, Virginia, United States
HybridFull Time
Experience delivering solutions on a major cloud platform; strong data engineering and pipeline development; SQL, Python/Java; knowledge of cloud services.
AWS, Azure, GCP, SQL, Python, Java, R, C#, C++, Docker, Kubernetes, Git, Spark, Databricks, Kafka, Kinesis, Hadoop, Lambda, EMR, Snowflake, Redshift, Aurora, Presto, BigQuery, Oracle, Jenkins
2mo
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Forward Deployed Software Engineer - Tactical Edge
Washington, District of Columbia, United States
$135k-$200k/yr OnsiteFull Time
Active US security clearance (Top Secret) or willingness to upgrade; strong software engineering background; experience with containers and orchestration; proficient in Python/Java/JavaScript/Bash; comfortable collaborating with customers; willingness to travel ~25%.
Docker, Podman, OpenShift, Kubernetes, Python, Java, Bash, JavaScript, Go, Linux, Networking, On-premise infrastructure
3w
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Senior SDET / QA Automation Engineer (MD, Hanover)
Hanover, Maryland, United States
OnsiteFull Time
5+ YOE5+ years in SDET/QA automation; Playwright/Cypress; API testing with Postman/REST Assured; JavaScript/TypeScript or Python; CI/CD experience; AWS/GovCloud familiarity.
Playwright, Cypress, Postman, REST Assured, JavaScript, TypeScript, Python, GitLab CI/CD, Jenkins, AWS, Azure, OAuth2, SAML, OIDC
1mo
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Senior SW Engineer ACE (PCB Design),
Los Angeles or Seattle or Washington D.C.
$165k-$250k/yr OnsiteFull Time
5+ YOEMaster’s degree +5 years, or PhD +3 years; strong Python/C++ skills; CAD/CAE automation with SolidWorks/Creo/Ansys/COMSOL/Star-CCM+; CFD/FEA/SPICE experience; leadership and mentoring abilities.
Python, C++, SolidWorks, Creo, Ansys, COMSOL, Star-CCM+, ECAD Tools (Altium)
5d
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Software Engineer Full Stack & Application Development II (Full Time) – United States
San Jose or New York or Boston or Knoxville or Austin or Milpitas or Alpharetta or Raleigh (RTP) or Maynard or Fulton or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOEBackend in Python/C++/Java; frontend JS/TS; REST/GraphQL/gRPC; SQL/NoSQL; cloud familiarity (AWS/Azure/GCP).
Python, C++, Java, JavaScript, TypeScript, REST, GraphQL, gRPC, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub Actions, Jenkins, CircleCI, Grafana, Prometheus, Splunk, React, Angular, Vue
2mo
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Soliel LLC - Data Engineer / Database Developer
Fort Eustis, Virginia, United States
HybridFull Time
3+ YOE3+ years in data engineering or ETL/ELT; SQL/Python/Scala; DoD security familiarity; Azure data tools.
SQL, Python, Scala, Azure Data Factory, Azure Synapse, Azure SQL, Databricks, Spark, CI/CD, Infrastructure as Code
5d
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Senior Platform Engineer
McLean, Virginia, United States
RemoteFull Time
Experienced Python developer with DevOps focus; strong CI/CD, infrastructure, Linux, and cloud (AWS) experience; containerization (Docker/Nomad); observability (Datadog) and on-call reliability.
Python, GitHub Actions, Terraform, AWS Lambda, Docker, Nomad, Datadog, Linux, Salt, HashiCorp
1mo
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Full-Stack Developer - Mid-Senior, TS/SCI with CI Poly - $150K-$200K + 15% 401k
Fairfax, Virginia, United States
$150k-$200k/yr OnsiteFull Time
5+ YOEMid-Senior full-stack developer with TS/SCI clearance and CI poly, 5+ years in full-stack dev, containerization ( Docker/Kubernetes ), Rust/JS/Python/Java, Linux, CI/CD, strong communication.
Docker, Kubernetes, Helm, Rust, Relational databases, Git, GitLab, CI/CD
3w
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Sr. Power Platform Developer
Arlington, Virginia, United States
$86k-$170k/yr RemoteFull Time
5+ YOE5+ years in Power Platform/SharePoint; US citizenship; BA/BS; federal contracting experience; strong documentation and communication.
Power Platform, SharePoint Online, Copilot, SPFx, Azure, Power Apps, Power Automate, Dataverse, Power BI, JSON, .NET, JavaScript, Python
1mo
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Missionforce - Associate Forward Deployed Engineer (FDE), Public Sector
Washington or Herndon
$96k-$177k/yr HybridFull Time
3+ YOE3-7 years software engineering or systems integration; CS background; proficiency in JavaScript/Java/Python/Apex; hands-on delivery of production solutions; AI/LLM experience; data integration/APIs; secure environment experience; travel 25-50%; US citizenship with security clearance.
JavaScript, Java, Python, Apex, Salesforce Platform, Data Cloud, LLMs, AI/ML
3w
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Intern- Software Engineer
Herndon, Virginia, United States
$25/hr HybridInternship
0+ YOEPursuing a Bachelor's degree in Computer Science or Engineering; strong programming skills; knowledge of databases; AI/ML fundamentals; good communication; eager to learn.
Java, Python, JavaScript, C#, SQL, NoSQL, HTML, CSS, GitHub Copilot, ChatGPT, Claude
1mo
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Senior Software Engineer
Quantico, Virginia, United States
RemoteFull Time
8+ YOESenior software engineer with 8+ years' experience in software architecture, systems integration, and cybersecurity for enterprise/simulation environments.
Python, Java, C++, JavaScript, Cloud (AWS/Azure), Containers, Microservices, APIs, CI/CD, DevSecOps
1w
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Full Stack Software Engineer – UI/UX & Web Engineering (Azure)
New York or Washington or Denver or Seattle or Los Angeles or Chicago or Austin or Dallas
OnsiteFull Time
12+ YOEBachelor's degree; 12+ years full-stack experience; strong React/Vue; REST APIs; Python/Node/.NET; Azure services; DevOps; Git; Agile.
React, Vue, Python, Node.js, .NET, REST APIs, Azure, Azure App Services, Azure Functions, Cosmos DB, Azure Storage, CI/CD, Git
1w
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AI Platform and Applications Engineer
Washington, District of Columbia, United States
$103k-$185k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent; 8-10 years software/platform engineering; 2-3 years AI/LLM experience; strong Python/TypeScript; API and backend experience; AI-enabled apps with LLMs, embeddings, retrieval; RAG and agentic workflows; containerized deployments; Linux; observability; strong communication.
Python, TypeScript, Node.js, APIs, Linux, Git, Docker, CI/CD, observability, vector databases, embeddings, RAG, llama.cpp, Hugging Face
1mo
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Actuarial Developer
Frederick, Maryland, United States
$108k-$148k/yr RemoteFull Time
5+ YOE5+ years actuarial experience in life insurance/valuation; data/tech skills; Python/R/Spark; SQL/NoSQL; cloud (AWS/Azure); BS/BA in related field; SOA associate certification.
Azure, Databricks, Git, SQL, NoSQL, Python, R, Spark
1mo
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System Developer
Washington, District of Columbia, United States
OnsiteFull Time
5+ YOEMid-level system developer with 5+ years in systems engineering, scripting, Windows API, ServiceNow, ITSM, and cloud solutions; US citizenship.
ServiceNow, Bash, Python, PowerShell, Microsoft Entra, Intune, APIs
1mo
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Software Developer (Automation & Distributed Integration Systems)
Ashburn, Virginia, United States
$115k-$117k/yr HybridFull Time
5+ YOE5+ years software testing and test automation; strong C#/.NET Core; experience with backend services, APIs, distributed systems; CI/CD; test frameworks.
C#, NET Core, PowerShell, Python, HTTP/REST, TCP/IP, Sockets, xUnit, NUnit, MSTest, Git, CI/CD, Postman, Newman, RestAssured, Docker
2w
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Engineer III - Flight Dynamics Systems Development
Reston, Virginia, United States
HybridFull Time
5+ YOEBachelor’s degree in Aerospace Engineering, Computer Science, or related field; 5+ years in aerospace or satellite ground systems; active Secret security clearance or ability to obtain; strong communication and analytical skills.
Java, JavaScript, Python, Shell scripting
3mo
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Elastic Engineer
Dulles, Virginia, United States
$120k-$135k/yr HybridFull Time
8+ YOE8+ years software development; 2+ years Elastic Cloud on Kubernetes (ECK) admin; 2+ years Elasticsearch DSL; 5+ years Kubernetes; strong ELK stack knowledge; scripting in Python, Bash, JavaScript; U.S. citizenship; active clearance (TS/SCI eligible); DHS suitability; Bachelor's in Software Engineering or Computer Science.
ELK Stack, Elasticsearch, Kibana, Logstash, Beats, Elastic Cloud on Kubernetes, Kubernetes, Python, Groovy, Bash, JavaScript
1w
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Senior Systems Engineer
Washington, District of Columbia, United States
$93k-$125k/yr OnsiteFull Time
0+ YOETop-Secret clearance; full-stack development (Python/Java/.NET); SQL; APIs; data linking; dashboards; Agile; O&M; secure coding; Bachelor's degree or equivalent with up to 8 years experience.
Python, Java, C#, SQL, REST APIs, Jira, Data visualization, Data modeling, Graph concepts
1mo
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Principal Software I&T Engineer (Contract)
Arlington or Denver or Houston or Merritt Island
RemoteContract
15+ YOEEmbedded software, testing, and flight software development; 15+ years experience with B.S. or 12+ with M.S.; US citizenship; ability to obtain clearance; periodic travel.
C/C++, TCL, Python, Embedded software development and testing, RTOS, Device driver development, GNC algorithms, Software safety assurance, Test scripting, Simulators, HIL
2mo
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Staff Engineer, AI Core
Palo Alto or Miami or Washington or Durham or Toronto
HybridFull Time
Experience as a Staff Engineer or Senior Engineer shipping complex, large-scale consumer-facing mobile apps; strong backend and AI/ML data-pipeline experience; leadership and mentorship.
Flutter, AWS, Go, Java, Python, Clojure, Microservices, Event-driven
1mo
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Software Engineer Junior Level
Linthicum, Maryland, United States
$100k-$200k/yr OnsiteFull Time
7+ YOETS/SCI with polygraph; 7+ years SWE experience; Bachelor’s in CS or related field with 4 years’ experience substitution; strong analytics; Pig; PySpark.
Pig, PySpark, Python, Java, Scala, NiFi, Ansible
2w
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Full-Stack Developer Intern
Gaithersburg, Maryland, United States
OnsiteInternship
0+ YOECurrently enrolled in a Bachelor's or Master's program in CS/Software Engineering or related field; GPA 3.2+, proficiency in JavaScript/TypeScript, front-end framework (React/Angular/Vue), RESTful APIs, relational DB, Git; strong problem-solving and communication.
JavaScript, TypeScript, React, Angular, Vue, Node.js, Python, Java, SQL, Git, Docker, Kubernetes, AWS, Azure, Google Cloud, GraphQL, REST
1mo
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Senior Consultant, Full Stack Engineer - Digital & Insights in United States, District of Columbia, Washington
Washington, District of Columbia, United States
$77k-$118k/yr HybridFull Time
3+ YOE3+ years in distributed systems, full stack web development, and client-facing technical work.
Terraform, Docker, Kubernetes, AWS, Python, Spark, React, AI/ML platforms
4w
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SolrCloud Backend Engineer
Rockville, Maryland, United States
$130k-$150k/yr RemoteFull Time
7+ YOE7+ years backend engineer with SolrCloud; Java/Spring experience; REST, Lucene, NLP, ML basics; Linux; DevOps tools.
SolrCloud, Lucene, Spring, Spring Boot, Java, Groovy, Python, XSLT, XML, REST, SolrJ, Prometheus, Grafana, Jenkins, Maven, Ansible, Nexus, NLP, TDD, BDD, Git, GitLab, JMeter
1mo
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Senior Software Engineer
Vienna, Virginia, United States
$120k-$140k/yr HybridFull Time
SteerBridge: Provides technology and digital transformation services for government agencies.
8+ YOESenior Software Engineer with 8+ years full-stack experience; US citizen; active Secret clearance; React/TypeScript/Node.js; VA systems experience preferred.
React, TypeScript, Node.js, JavaScript, PostgreSQL, MongoDB, Express.js, AWS, Terraform, CloudFormation, Docker, REST, SOAP, Elasticsearch, Python, CI/CD, Git
6d
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Principal Software Engineer
Herndon, Virginia, United States
$139k-$185k/yr RemoteFull Time
5+ YOELead design and build of a high-performance pricing engine; expert in distributed systems and modern languages.
C/C++, Rust, Go, Python, Linux, Distributed systems, APIs, Zero-copy, Lock-free data structures
HiringCafe market data
Python Developer Jobs market signals in Ashburn, VA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
4,200+
Hiring companies
840+
Fresh sample
50% new in 30d
Salary visibility
53% show pay
Companies appearing in this market
Airbus U.S. Space & DefenseCapTechCiscoEnvision Innovative SolutionsHoplite SolutionsMillennial SoftwarePalantirUniversity of Maryland, Baltimore
Work location mix in visible results
Onsite: 42Hybrid: 32Remote: 12