213 senior python developer jobs at 57 companies in King William, VA
2mo
Save
Mark Applied
Hide
GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
3w
Save
Mark Applied
Hide
Senior Lead Software Engineer (Golang, Python, AWS)
McLean or Richmond
$209k-$262k/yr OnsiteFull Time
6+ YOE4+ MgmtBachelor's degree,6+ years software engineering,1+ year cloud experience,4+ years people management,experience with Go/Python/JavaScript/Java/TypeScript/SQL,Docker,Kubernetes,AWS/GCP/Azure.
Golang, Python, Go, JavaScript, Java, HTML/CSS, TypeScript, SQL, Docker, Kubernetes, AWS, GCP, Microsoft Azure
1w
Save
Mark Applied
Hide
Senior Software Developer
Dahlgren, Virginia, United States
$120k-$150k/yr OnsiteFull Time
7+ YOEActive Secret clearance and U.S. citizenship, Bachelors in CS/Comp Engineering or related, 7+ years developing high-fidelity C++ modeling and simulation for aircraft/missile/sensor systems, EM development practices, Python/MATLAB experience preferred.
C++, Python, MATLAB, DevSecOps
2mo
Save
Mark Applied
Hide
Mid-to-Senior Software Developer
King George, Virginia, United States
$92k-$135k/yr OnsiteFull Time
8+ YOEBS in engineering/technical discipline, interim Secret clearance and US citizenship required; 8+ years software development experience preferred; proficiency in Java, Rust, C++, Python, Docker, CI/CD, Linux, EM tools, and agile practices.
VS Code, IntelliJ, JIRA, Confluence, GitLab, Java, Rust, C++, Python, Docker, CI/CD, Ubuntu, RedHat, protobuf
2mo
Save
Mark Applied
Hide
Mid-to-Senior Software Developer
King George, Virginia, United States
$92k-$135k/yr HybridFull Time
8+ YOEBS in engineering/science/technical field, 8+ years software development experience, expertise in Java/Rust/C++/Python, Docker, CI/CD, Linux; experience with VS Code, IntelliJ, Jira, Confluence, GitLab; interim Secret clearance and US citizenship required.
VS Code, JetBrains IntelliJ, Jira, Confluence, GitLab, Java, Rust, C++, Python, Docker, CI/CD, Ubuntu, Red Hat, protobuf
1mo
Save
Mark Applied
Hide
Senior AI Developer
Dahlgren, Virginia, United States
$106k-$185k/yr HybridFull Time
3+ YOERequires active Secret clearance and ability to obtain TS/SCI, DoDD 8140.01 IAM Level I, strong Python experience (FastAPI a plus), experience with AI frameworks (Haystack, LangChain, LlamaIndex), RAG workflows, context engineering, MCP servers, and model evaluation.
Python, FastAPI, Haystack, LangChain, LlamaIndex, Model Context Protocol (MCP), RAG
1w
Save
Mark Applied
Hide
Senior Software Developer
Dahlgren, Virginia, United States
$120k-$150k/yr OnsiteFull Time
7+ YOEActive Secret clearance and U.S. citizenship required; bachelor’s in CS/CE or related; 7+ years developing DoD multi-domain modeling and simulation; advanced C++ and object-oriented skills; Agile and DevSecOps experience.
C++, Python, MATLAB
3mo
Save
Mark Applied
Hide
Senior Agentic AI UI Devleoper
Springfield or Saint Louis
$148k-$267k/yr OnsiteFull Time
10+ YOE10+ years software development; 5+ years web services/UI; BS in CS or related field; JavaScript and Python; RESTful APIs; XML/Java; Secret clearance; Python and AI integration experience.
JavaScript, Python, REST, XML, Java, React, Vue, Angular
4w
Save
Mark Applied
Hide
Senior Software Engineer Applied AI
Richmond or United States
RemoteFull Time
7+ YOE7+ years building production backend systems, strong Python, cloud/distributed systems experience (AWS), hands-on LLM/generative AI and ML lifecycle experience, and disciplined work in regulated environments.
Python, AWS, LLMs
1d
Save
Mark Applied
Hide
Senior Data Engineer
White Plains or Greensboro or Charleston or Greenville or Maitland or Harrisonburg or Clearwater or Louisville or Birmingham or Huntsville or Alpharetta or Clayton or Honolulu or Lake Oswego or Gainesville or Fayetteville or Naples or Hibbing or Miami or Myrtle Beach or Houston or Denver or Piscataway or Irvine or Key Largo or Columbia or Little Rock or Austin or Pensacola or Lexington or Bloomington or Fort Myers or Panama City or San Antonio or Rochester or Mobile or Salt Lake City or Bend or Charlotte or Glen Allen or Raleigh or Abilene or Tallahassee or San Ramon or Dallas or Pittsburgh or Boston or Missoula or Cincinnati or Boise or Eugene or McMinnville or Knoxville or Dakota Dunes or Kissimmee or Fort Worth or Grand Forks or Canonsburg or Buffalo or Eastland or Philadelphia or Chicago or Phoenix or Dublin or Jacksonville or St. Louis or Los Angeles or Atlanta or Norwalk or Colchester or Grand Rapids or Richmond or Hoboken or Indianapolis or Kansas City or Chagrin Falls or Orland Park or Anchorage or High Point or Bonita Springs or Rancho Cordova or Las Vegas or Irving or Brandenburg or Minneapolis or Fort Lauderdale or Shreveport or Fargo or Sarasota or Kennesaw or Dayton or Sacramento or Princeton or Durham or Conshohocken or Baton Rouge or Asheville or Chattanooga or Memphis or Nashville or United States
$96k-$168k/yr RemoteFull Time
10+ YOERequires 10+ years of enterprise data engineering experience and advanced Azure, Databricks, Spark, Python, SQL, ETL, data modeling, streaming, and cloud architecture expertise.
Microsoft Azure, Azure Databricks, Azure Functions, Azure Data Factory, Databricks, Apache Spark, PySpark, Python, SQL, Scala, Unity Catalog, Microsoft SQL Server, Kafka, Event Hub, Azure DevOps, Git, Terraform, ARM templates, Databricks Genie
2w
Save
Mark Applied
Hide
Senior Data Engineer
Indianapolis or Woodland Hills or Ashburn or Costa Mesa or Miami or Richmond or Chicago or New York City or Seattle or Grand Prairie or Chicago or Atlanta or Iselin or Overland Park or Tampa or Woburn
$127k-$229k/yr HybridFull Time
8+ YOEBS/BA and 8+ years technical experience in systems administration/security, data platform architecture, Microsoft Fabric/Azure, data pipelines, SQL/Python, and regulatory compliance (HIPAA,NIST,SOC2).
Microsoft Fabric, Apache Spark, SQL, Python, PySpark, Spark, Delta Lake, Parquet, REST APIs, JSON, Git, Azure DevOps, CI/CD
3d
Save
Mark Applied
Hide
Senior Data Engineer/Software Developer - Clearance
Newport News or Virginia
$111k-$193k/yr OnsiteFull Time
10+ YOEBachelor's degree in a technical field, 10+ years using Python, SQL, and Tableau, 5+ years building legacy-system data connectors, technical team leadership, and active DoD Secret clearance.
Python, SQL, Tableau, PySpark, Pandas, CI/CD, Palantir Foundry, Workshop, D3.js, Angular, React, JavaScript
1mo
Save
Mark Applied
Hide
Lead Power Platform Developer
Richmond, Virginia, United States
$90k-$190k/yr HybridFull Time
10+ YOE10+ years Dynamics 365 and Power Platform experience, CCaaS/Omnichannel experience, Bachelor's degree, hands-on Java/Python/.NET development, Dynamics 365 certification preferred, strong project management and communication skills.
Microsoft Dynamics 365, Microsoft Power Platform, Java, Python, .NET, Salesforce, CCaaS, Omnichannel
2mo
Save
Mark Applied
Hide
Senior/Staff Engineer ET Planning & Strategic Initiatives (Hybrid)
Glen Allen, Virginia, United States
HybridFull Time
5+ YOEBachelor's in engineering (ABET) required, 5+ years engineering experience (Senior) or 8+ (Staff). Strong power systems background, power system modeling, experience with PSS/E, ASPEN, PSCAD, Powerworld, MATLAB, RTDS; programming in Python or C++; strong communication skills.
PSS/E, ASPEN, PowerGem’s TARA, PSCAD, RSCAD, RTDS, Powerworld, DSATools, MATLAB, MAXWELL 3D, SYNERGI, Python, C++
1mo
Save
Mark Applied
Hide
Software Engineer - Level 5
Edwards AFB or Fort Worth or Henderson or Las Vegas or Marietta or Palmdale or Patuxent River or California or Georgia or Maryland or Nevada or Texas
$134k-$267k/yr OnsiteFull Time
US citizen required; Bachelor's or Master's in engineering/CS/physics; experience with program lifecycle steps; object-oriented development and real-time/CI/tools experience; familiarity with MATLAB/Simulink, C/C++, Python, MPI/OpenMP, DO178C preferred.
MATLAB, Simulink, Linux, Microsoft Visual Studio, Jenkins, Git, Bitbucket, VersionOne, Jira, MPI, OpenMP, Modern Fortran, C, C++, Python, bash, Confluence, DO178C
6d
Save
Mark Applied
Hide
Senior Security Engineer - Certificate Automation Engineer
Charlotte or Greensboro or Richmond or Atlanta or Wilson or Raleigh
$120k-$160k/yr OnsiteFull Time
7+ YOEBachelor's or equivalent and 7+ years in security engineering; deep PKI/certificate lifecycle and automation experience; hands-on with Ansible, Python, APIs, Venafi; strong troubleshooting and cross-functional collaboration skills.
Ansible, Python, APIs, Venafi, ServiceNow, F5, IIS, Apache, NGINX, ACME, CI/CD
3mo
Save
Mark Applied
Hide
Senior Oracle Cloud Applications Engineer
Richmond, Virginia, United States
HybridFull Time
7+ YOE7+ years designing and integrating Oracle Cloud ERP/EPM; OCI, ODI, ADW; Oracle Fusion; security and automation; US work authorization.
OCI, Oracle Fusion ERP, ODI, ADW, OCI Functions, IAM, Python, PL/SQL, SQL, Oracle APEX
3mo
Save
Mark Applied
Hide
Senior Cloud Platform Security Engineer
Arlington or Richmond
HybridFull Time
6+ YOE6+ years of hands-on security engineering; cloud-native security; Kubernetes platform security; CI/CD, IaC; scripting; AI security; security tooling in cloud environments.
AWS, GCP, Azure, Kubernetes, CI/CD, Infrastructure as Code, Terraform, CloudFormation, Python, PowerShell, Ansible, OPA/Gatekeeper, Falco, Wiz, Datadog, Snyk
1w
Save
Mark Applied
Hide
Software Developer / Senior Software Developer
Richmond, Virginia, United States
$105k-$150k/yr OnsiteFull Time
3+ YOEExperience with Java/Spring and Angular, familiarity with cloud (AWS), CI/CD, Git, and AI coding assistants; bachelor's degree preferred; senior candidates: 3+ years and 2+ years AWS experience.
Java, Spring, Spring Boot, Spring JPA, Docker, REST, SOAP, Hibernate, Angular, AWS SQS, AWS EKS, Python, Node.js, SQL, JSON, Kong, Confluent Kafka, AWS, SonarCloud, Git, GitLab, Maven, Visual Studio Code, IntelliJ, CI/CD, GitHub Copilot, ChatGPT, Claude Code, LLMs
14h
Save
Mark Applied
Hide
Software Engineer
Dahlgren, Virginia, United States
OnsiteFull Time
5+ YOERequires a BS in engineering, science, or technology; 5 years software engineering experience; 3 years US Navy or defense program experience; US citizenship; ability to obtain a secret clearance; and Java, C, C++, C#, Linux, or Python expertise.
Java, C, C++, C#, Linux, Python, Cameo, DOORS
Explore Jobs