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Senior Python Developer Jobs in Culpeper, VA, US

700+ senior python developer jobs from 200+ companies hiring in Culpeper, VA, US.

700 jobs- Culpeper • 50 miles
1mo
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Senior Python Developer
Fairfax, Virginia, United States
OnsiteFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
7+ YOEStrong Python, Elastic Stack, 7-9+ years building enterprise apps, systems integration, CI/CD, data modeling, and distributed storage tech.
Python, Pandas, BeautifulSoup, NumPy, Boto3, Elasticsearch, Kibana, Docker, Kubernetes, AWS, Git, CI/CD, RabbitMQ, Kafka, Logstash, Beats, Splunk, Terraform
2w
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Python Software Developer
Ashburn, Virginia, United States
HybridFull Time
DXC Technology
DXC TechnologyNYSE: DXC: Global provider of IT services and business technology solutions.
4+ YOE4+ years software development; Python proficiency; strong SQL; GraphQL APIs; REST; Git/Linux/Docker; web security; cloud; microservices; bachelor's degree or equivalent; authorized to work in the United States
Python, GraphQL, REST, SQL, Git, Linux, Docker, OpenAPI
2mo
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Senior Software Developer
Reston, Virginia, United States
$146k-$228k/yr HybridFull Time
Noblis
Noblis: Provides technical and scientific solutions to federal government agencies.
8+ YOEBachelor's Degree and 8+ years software development; expert Python and C; Linux/Windows; PostgreSQL; software architecture; system-level programming; TS/SCI clearance with eligibility.
Python, C, PostgreSQL, Linux, Windows, Git, Docker, Kubernetes, REST, Microservices, CI/CD, DevOps
3w
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Senior Software Engineer
Fredericksburg, Virginia, United States
OnsiteFull Time
Obsidian Solutions Group: Delivers technology-enabled and mission-oriented solutions to government agencies.
8+ YOE3+ MgmtLead software architect; 8+ years in software development; distributed simulation, Unity/Unreal, C#/Python/JavaScript; DevSecOps and containers.
Unity, Unreal, C#, Python, JavaScript, TypeScript, Docker, Kubernetes
2w
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Senior Full Stack Developer
Herndon, Virginia, United States
OnsiteFull Time
Karsun Solutions
Karsun Solutions: Provider of IT modernization and software development for government agencies.
10+ YOESenior full stack developer with 10+ years of software development, AI/ML exposure, and ability to lead modernization efforts.
Java, Python, Node.js, JSP, Tomcat, jQuery, SQL, ETL, APIs, CI/CD, Cloud
5d
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Senior Software Developer
Fort Belvoir, Virginia, United States
OnsiteFull Time
Applied Research Associates
Applied Research Associates: Provides scientific research and engineering solutions for complex problems.
6+ YOESenior software developer with 6-10 years of experience in software development; strong Java, Python, web tech, cloud, containers; Agile leadership; TS/SCI upgrade path.
HTML, CSS, JavaScript, Angular, Python, Java, Golang, Vue, React, AWS, Azure, GCE, Docker, Kubernetes, Helm, CI/CD, SQL, NoSQL, Postgres, MySQL, Redis, MongoDB
2w
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Senior Software Engineer
Warrenton or State College or Fort Eisenhower or Centennial
OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Strong Java and JavaScript/TypeScript skills; full-stack development; experience with Java, Python, JavaScript, Angular, React, ElasticSearch; BS in CS/CE/EE.
Java, Python, JavaScript, TypeScript, Angular, React, ElasticSearch, Docker, Kubernetes, Redis, REST, NoSQL, SQL, Xmidas
17h
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Software Developer, Senior
Herndon, Virginia, United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEMinimum 6 years software development experience; Bachelor’s degree in CS/Info Security or related field (or equivalent); Proficiency with .NET, Web, Python, PowerShell; Cloud experience (AWS/Azure); Experience with GitHub/Jira/Jenkins/Confluence; knowledge of STS/DataHound; SDLC familiarity; strong documentation skills.
.NET, C#, WPF/XAML, C++, ASP.NET MVC Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service (STS), DataHound, Microsoft PowerBI
5d
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Senior Application Engineer
Vienna or Winchester or Pensacola
$115k-$180k/yr HybridFull Time
Navy Federal Credit Union
Navy Federal Credit Union: Offers banking and financial services to the military community.
5+ YOEBachelor’s degree in Computer Science, Information Systems, or related field; 5–7 years in application/software development; Azure cloud experience; proficient in SQL, Python, JavaScript; strong communication and problem-solving.
SQL, Python, JavaScript, HTML/CSS, Azure, Azure Compute, Azure Storage, Azure Data & Analytics, Git
2mo
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Senior Software Engineer
Reston or Vienna
HybridFull Time
NT Concepts
NT Concepts: Delivers AI and data solutions for national security missions.
6+ YOE6+ years full-stack development; Python, Django, Angular, TypeScript; containerization (Fargate, OpenShift, Kubernetes); API design; DevOps; databases; AI/ML integration; active Secret clearance; TS/SCI preferred.
Python, Django, Angular, TypeScript, Kubernetes, OpenShift, Fargate, PostgreSQL, MySQL, MongoDB, Git, APIs
1mo
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Senior Software Engineer
King George, Virginia, United States
OnsiteFull Time
TMC Technologies
TMC Technologies: Provides engineering and IT services to government and defense clients.
7+ YOE7+ years in software development with C++, C, Python, Java, and experience with UNIX/Linux/VxWorks; DevSecOps, Agile/Safe; SCRUM; publish/subscribe middleware; model-driven architecture; software metrics; security clearance required; Bachelor’s degree.
C++, C, Python, Java, Batch, UNIX, Linux, VxWorks, publish/subscribe middleware, Model Driven Architecture, DevSecOps, Agile, SAFE, SCRUM
1mo
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Senior Software Developer – Mobile/RE HYBRID!
Lorton, Virginia, United States
HybridFull Time
AnaVation
AnaVation: Providing technical engineering and cybersecurity solutions for federal agencies.
6+ YOEBachelor’s degree, 6+ years software development, Python/Java/C/C++, mobile app development, Git, SQL databases, RE tools, Top-Secret clearance with SCI access.
Python, Java, C, C++, JavaScript, Git, SQL, PostgreSQL, SQLite, IDA Pro, Ghidra, JEB, Hopper, GDB
2mo
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Cloud Developer, Senior
Fort Belvoir or Charlottesville
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides management and technology consulting to government and commercial clients.
7+ YOESenior cloud developer with 7+ years in enterprise Linux/Microsoft environments, 3+ years DevOps in AWS/Azure using IaC, 2+ years Golang/Python/SQL/Scala/Java, RMF, CI/CD, networking, containers, and doD clearance.
Terraform, CloudFormation, Ansible, GitLab, Kubernetes, Docker, Helm, Go, Python, SQL, Scala, Java
2mo
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Senior Software Engineer/ Elastic Engineer
Dulles, Virginia, United States
OnsiteFull Time
Node.Digital
Node.Digital: Provides digital automation and AI solutions for government and commercial enterprises.
6+ YOEU.S. citizenship; active Secret clearance with ability to obtain TS/SCI; DHS suitability; 6+ years software development; 2+ years Elastic Cloud on Kubernetes admin; 2+ years Elasticsearch DSL; 5+ years Kubernetes; ELK stack knowledge; scripting (Python, JavaScript, Bash).
Elasticsearch, Kibana, Logstash, Beats, Elastic Cloud on Kubernetes, Kubernetes, Python, Groovy, Bash, ELK
2mo
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Cloud Developer - Senior
Chantilly, Virginia, United States
OnsiteFull Time
Sentar
Sentar: Provides cybersecurity and intelligence solutions for national security missions.
8+ YOESenior Cloud Developer with 8+ years software development; 3+ years cloud, TS/SCI eligibility, BS in CS/cloud computing preferred.
AWS GovCloud, Terraform, Docker, Kubernetes, Lambda, S3, RDS, DynamoDB, SAFe, DevSecOps, Python, C#
3w
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Software Engineer, Senior
Fort Belvoir, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOESenior full-stack developer with 5+ years in Python/Java/C++, Linux, OO programming, Agile, TDD, travel up to 25%, Secret clearance, BS CS or 8+ years experience.
Python, Java, C++, Linux, Object-Oriented Programming, Agile, Jira, Confluence, Git, Test-Driven Development, APIs, Docker, CI/CD
1mo
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Senior Software Developer
King George, Virginia, United States
OnsiteFull Time
Southeastern Computer Consultants
Southeastern Computer Consultants: Engineering and training solutions for military weapon systems.
5+ YOEActive Secret clearance; BS in Computer Science, Electrical Engineering, Applied Math, or related field; 5+ years AI/ML development; experience in computer vision and edge deployment.
Python, C++, TensorFlow, PyTorch, OpenCV, Git, JIRA, Confluence
1mo
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Senior Application Developer / Software Engineer
Fairfax, Virginia, United States
HybridFull Time
Navteca
Navteca: Developing specialized cloud and immersive technology for government agencies.
7+ YOE7+ years of professional software development; enterprise architectures; leadership; on-site or hybrid; government/regulatory experience preferred.
ASP.NET, C#, Python, Java, C/C++, HTML, XML, XSLT, CSS, JavaScript, SQL, SQL Server, Oracle, MarkLogic, Visual Studio, Git, CI/CD, .NET Framework, SharePoint, Microsoft Power Platform, IIS, ETL, AI/ML
2w
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Senior Software Engineer
Chantilly, Virginia, United States
$170k-$205k/yr OnsiteFull Time
Markon
Markon: Delivers management and technical consulting services to federal agencies.
13+ YOETS/SCI with Full Scope Poly, BS with 13+ years, AWS, Git/Jenkins/Rundeck, Python/Java/Node.js, REST APIs.
Python, Java, Node.js, Elasticsearch, AWS, Git, Jenkins, Rundeck, CloudFormation, REST APIs, PM2
2mo
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Senior Software Engineer
Herndon, Virginia, United States
RemoteFull Time
iDirect Government
iDirect Government: Provides secure satellite-based IP communication solutions for government organizations.
6+ YOESenior software engineer with 6+ years in C/C++, Linux, REST/GraphQL, and modern web tech; strong problem solving and collaboration.
C++, Go, GraphQL, Vue, Node.js, WebSockets, REST, Docker, Kubernetes, PostgreSQL, MySQL, MariaDB, Python, Perl, Lua, GCC, cmake, bash, Jira, Git
3mo
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Full Stack Developer, Senior
Chantilly, Virginia, United States
$113k-$238k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and professional services to government agencies.
7+ YOESenior full stack developer with TS/SCI with polygraph, 7+ years in software engineering, experience with OOP (Java/Ruby), Linux, AWS, Python, REST, relational databases, and Agile.
AWS, Linux, Java, Ruby, Python, Git, MySQL, PostgreSQL, Oracle, REST, Apache HTTPD, Solr, Rails, Node.js, React, Angular, Vue.js, Jenkins, CI/CD
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
2mo
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Senior Software Engineer
Chantilly, Virginia, United States
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
12+ YOEActive TS/SCI with poly; 12+ yrs software dev with BS/BA or 10+ yrs with MS/MA; 4+ yrs Java/Python; Linux; AWS; Agile.
Java, Python, Linux, AWS, S3, EC2, NiFi, Git, Jenkins, Puppet, Chef, Ansible, Terraform, SQS, Kafka
3w
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Senior Prototyping Engineer
Austin or Reston or United States
HybridFull Time
Seekr
Seekr: Transparent AI platform for enterprise and government decision-making.
5+ YOE5+ years of JavaScript/TypeScript, React/Next.js, Python/FastAPI; AI/LLM knowledge; strong UX/design sense; prototyping with JSON APIs; Agile mindset; excellent communication.
React, Next.js, JavaScript, TypeScript, Python, FastAPI, JSON APIs, Figma, AI Coding assistants, Claude Code, Cursor, LLMs
2mo
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Senior Developer, Applied AI
Charlottesville or New York or Washington
$106k-$170k/yr RemoteFull Time
CFA Institute
CFA Institute: Provides professional credentials and education for the investment industry.
5+ YOE5+ years of professional software development; strong full stack/backend experience; Python and/or TypeScript/Node.js; AI solution experience using OpenAI/Azure/OpenAI or similar; familiarity with search/retrieval technologies; experience with enterprise integrations.
Python, TypeScript/Node.js, OpenAI, Azure OpenAI, Anthropic, vector databases, enterprise search, Microsoft 365, Teams, SharePoint, Atlassian, Salesforce
1mo
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Senior Software Engineer, Platform
Chantilly or Herndon or Washington
HybridFull Time
Privateer
Privateer: Provides satellite data sharing and geospatial intelligence analytics platforms.
Strong Python, microservices, gRPC, PostgreSQL/DuckDB, Docker/Kubernetes, message brokers, and AWS experience.
Python, gRPC, Protocol Buffers, PostgreSQL, DuckDB, RabbitMQ, Docker, Kubernetes, AWS, HTTP API, Event-driven architectures
2w
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Applications Developer (Full Stack Developer - Senior)
Herndon, Virginia, United States
OnsiteFull Time
Ardent Principles
Ardent Principles: Provides specialized technology and program management services to government agencies.
4+ YOESenior-level developer with active TS/SCI with Full Scope Polygraph; 4+ years web app experience; strong Python/Java/JS/C# OO skills; cloud and Linux experience;Bachelor's degree or 11 years experience without degree.
Angular, React, JavaScript, Python, Java, C#, Linux, AWS, Azure, Oracle Cloud, Docker, Podman, Jira, Confluence, GitHub
4w
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Senior Software Engineer (Big Data)
Herndon, Virginia, United States
OnsiteFull Time
KDA Consulting
KDA Consulting: Provides IT engineering and cloud services for intelligence missions.
TS/SCI clearance with polygraph preferred; BS in CS/Engineering or related field; strong full stack development; big data tech (Hadoop, Spark, Kafka); Java/Python/C#; APIs and microservices; strong problem-solving; able to work independently (IC)
Java, Python, C#, Hadoop, Apache Spark, Kafka, APIs, Microservices, REST
6d
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Senior Software Engineer - APIs
Ashburn, Virginia, United States
$120k-$145k/yr RemoteFull Time
Unacast
Unacast: Provides human mobility analytics and global location intelligence solutions.
5+ YOE5+ years Java 8+ with Spring; AWS; SQL; Snowflake; Scala/Python; web services; GA/DG experience; English fluency.
Java, Spring Framework, AWS, SQL, Snowflake, Scala, Python, JSON, GeoJSON, Git, Unit testing, Docker, Kubernetes
1mo
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Modernization Engineer (Senior)
Manassas, Virginia, United States
OnsiteFull Time
Spear AI
Spear AI: Develops AI software and sensors for maritime defense operations.
Senior software engineer with Rust, C/C++, Docker/Kubernetes, Kafka/Redpanda, Terraform/Pulumi, Python; strong testing, linting, and CI/CD experience.
Rust, C/C++, Docker, Kubernetes, Kafka/Redpanda, Terraform, Pulumi, Python, GitHub Actions, Protobuf
2mo
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Cleared Senior Software Engineer
Dahlgren, Virginia, United States
$130k-$175k/yr OnsiteFull Time
Astrion
Astrion: Provides mission-critical engineering and support services to government agencies.
10+ YOESenior software engineer with 10+ years, BS in CS/CE, active Secret clearance preferred; lead and mentor teams; C++ (C11), OO, QA, multi-threading, Agile.
C++ (C11), Python, Git, Subversion, Mercurial, Visual Studio, NetBeans, Eclipse, Jira, Bugzilla, MPI, POSIX, OpenMP, SSE
1w
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Senior Engineer-5
Bethesda, Maryland, United States
$105k-$215k/yr HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
4+ YOE4+ years software development; strong experience with C#, Java, TypeScript, JavaScript, Python, or Golang; microservices architecture; cloud (AWS, GCP, Azure); DevOps; security; CI/CD; containers (Docker, Kubernetes).
Python, C#, TypeScript, JavaScript, Java, Golang, Docker, Kubernetes, Terraform, Azure, AWS, GCP
1mo
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Senior Software Developer - Clearance Required
Reston or Joint Base Anacostia-Bolling
HybridMultiple Commitments Available
Cydecor
Cydecor: Providing technology solutions and mission support to defense agencies.
6+ YOE6+ years in distributed software development; frontend tech stack (Vue, JavaScript, TypeScript); backend services; Agile; TS/SCI clearance preferred.
Vue, JavaScript, TypeScript, React, Angular, Linux, Git, Jira, Confluence, Artifactory, APIs, Relational databases, NoSQL, Agile, Security-focused development, CI/CD, Python, Java, Docker, Kubernetes, OpenShift, Jenkins, Keycloak, OAuth2, JWT, SonarQube, OWASP ZAP, Fortify, CI/CD pipelines, AWS, Azure, CI/CD
1w
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Senior Software Engineer (Command & Control)
Arlington or Santa Barbara or Reston
$155k-$185k/yr OnsiteFull Time
Umbra
Umbra: Operates high-resolution synthetic aperture radar imaging satellites.
5+ YOE5-8+ years backend systems, Python, REST APIs, distributed/microservices, cloud (AWS), and mission control/C3 experience.
Python, AWS, PostgreSQL, REST, Microservices, Docker, Kubernetes, Monitoring/Observability
1mo
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Senior Software Development Engineer - US Federal
McLean or Reston
$164k-$246k/yr OnsiteFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOESecurity clearance TS/SCI w/ CI Poly; 8+ years in UML/Web app/SaaS; OO languages Java/Python/C#/C++; 8+ years designing/developing business apps; agile experience; JSON/REST/GraphQL; design patterns.
JSON, REST, GraphQL, UML, Java, Python, C++, C#
1mo
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Senior Full Stack Developer - TS/SCI with Polygraph
Chantilly, Virginia, United States
$138k-$186k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT systems and mission services to government agencies.
8+ YOE8+ years software development experience; TS/SCI with Poly; Java Spring Boot; TypeScript React; Linux; PostgreSQL; Python; Docker; security clearance.
Java, Spring Boot, TypeScript, React, Redux, Hbase, Solr, JanusGraph, NiFi, PostgreSQL, Ansible, Linux (RHEL), Python, Multithreading, Docker, Elasticsearch, RabbitMQ, Keycloak, NetOwl
1mo
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Senior Full Stack Developer TS/SCI (or eligible)
Reston, Virginia, United States
OnsiteFull Time
Vibrint
Vibrint: Provides mission-critical systems and data analysis for national security.
5+ YOE5+ years full stack development; React/Angular/Vue; Node.js/Java/Python; RESTful APIs; databases; cloud; Git/CI/CD; TS/SCI eligibility.
React, Angular, Vue, Node.js, Java, Python, RESTful APIs, PostgreSQL, MySQL, MongoDB, AWS, Azure, GCP, Git, CI/CD, Docker, Kubernetes, GraphQL
1w
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Senior Software Engineer - CTJ - Poly
Redmond or Reston or Atlanta or United States
$120k-$235k/yr OnsiteFull Time
Microsoft
Microsoft: Provides software, cloud computing, and hardware technology products.
4+ YOEBachelor's degree in CS or related field and 4+ years of engineering experience with coding in C/C++/C#/Java/JavaScript/Python; must meet security screenings.
C, C++, C#, Java, JavaScript, Python, Azure, Linux, Git
4w
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Senior Software Engineer (Auth & Identity)
Vienna or Remote
$100k-$155k/yr HybridFull Time
Clear Fracture
Clear Fracture: Automating data orchestration with an agentic AI engineering platform.
4+ YOEBackend-focused senior engineer for authorization and identity systems; 4+ years in auth, RBAC/ABAC, OAuth/OIDC/SAML; multi-tenant, distributed systems; cloud experience.
Python, Go, Java, OAuth 2.0, OIDC, SAML, AWS, Azure, GCP
2w
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Senior Associate Software Engineer
Manassas, Virginia, United States
OnsiteFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
2+ YOEBachelor's in CS/CE, 2+ years GPU/parallel processing, proficient in Python, NumPy, CuPy/Numba, multiprocessing; strong communication; ability to obtain Secret clearance.
Python, CuPy, Numba, NumPy, multiprocessing, C++, OpenMP, MPI, pybind11, Cython, ctypes, Kubernetes, Docker, Podman, KVM, Helm, shell scripting

HiringCafe market data

Senior Python Developer Jobs market signals in Culpeper, 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
700+
Hiring companies
200+
Fresh sample
51% new in 30d
Salary visibility
51% show pay

Companies appearing in this market

Booz Allen HamiltonAltamira TechnologiesBAE SystemsECSKDA ConsultingMicrosoftNoblisPeraton

Work location mix in visible results

Onsite: 67Hybrid: 28Remote: 4