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Python Software Developer Jobs in Oakton, VA, US

2,300+ python software developer jobs from 510+ companies hiring in Oakton, VA, US.

2,358 jobs- Oakton • 50 miles
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
2mo
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Devops Engineer - Federal
Washington, District of Columbia, United States
RemoteFull Time
Cognition
Cognition: Develops autonomous AI software engineers and developer tools.
2+ YOE2+ years software engineering; federal/government experience; compliance and security controls; Python/TypeScript; strong distributed systems skills.
Python, TypeScript
2mo
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Full Stack Developer
Baltimore, Maryland, United States
$124k-$170k/yr RemoteFull Time
Index Analytics
Index Analytics: Delivers data strategy and IT solutions to federal health agencies.
3+ YOEBachelor's degree or equivalent experience; 3 years in similar role; proficient in Java/Go/Python; API development platforms; AWS; API-first; Agile.
Java, Go, Python, AWS, API Gateway, Apigee, Kong, CMS, Snowflake, Databricks, CloudFormation, Jenkins
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
1w
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AI Engineer
Reston, Virginia, United States
$75k-$170k/yr OnsiteFull Time
Amivero
Amivero: Provides digital services and IT modernization for government agencies.
5+ YOE5+ years software or ML engineering; 2+ years GenAI/LLM; strong Python; vector DB and RAG experience; AWS Bedrock/OpenSearch; US citizenship; DHS clearance preferred.
Python, OpenSearch, Bedrock, Pinecone, Weaviate, Chroma, FAISS, LangChain, LlamaIndex, Haystack, APIs, Docker, Kubernetes, MLOps, CI/CD, Cloud
2mo
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AWS Connect Developer - Junior
Washington, District of Columbia, United States
HybridFull Time
Blue Rose Consulting Group
Blue Rose Consulting Group: Provides IT and human capital consulting for government agencies.
2+ YOEJunior AWS Connect Developer with 2 years Python and AWS experience; US Citizenship; Public Trust; hybrid in DC; Terraform preferred.
Python, AWS, Lambda, S3, DynamoDB, Git, GitLab, Terraform
1w
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Knowledge Graph Engineer
Reston or Somerville
$140k-$170k/yr HybridFull Time
Babel Street
Babel Street: AI-powered identity intelligence and risk operations software solutions.
2+ YOE2–5 years software engineering; Python and at least one typed language; graph databases; SQL; cross‑team collaboration
Python, Java, Go, TypeScript, ArangoDB, Neo4j, TigerGraph, JanusGraph, NetworkX, SQL, BigQuery, Cloud Run, GCP
1w
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Quality Assurance Engineer
Leesburg, Virginia, United States
OnsiteFull Time
Anika Systems
Anika Systems: Provides technology solutions and consulting for federal agencies.
5+ YOEMid-level QA engineer with development, SQL, and Python expertise focusing on automation, data validation, and platform reliability.
Python, SQL, CI/CD, AWS, Apache Iceberg, XBRL
1d
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Intern Security Data Engineering & Software Development (McLean, VA, US)
McLean, Virginia, United States
OnsiteInternship
SES
SESEuronext Paris: SESG: Provides global satellite-based video and data connectivity services.
Internship focused on data engineering and software development, migrating Python/Excel workflows to SQL-backed architecture with a secure frontend.
1mo
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Senior SW Engineer ACE (PCB Design),
Los Angeles or Seattle or Washington D.C.
$165k-$250k/yr OnsiteFull Time
Voyager Technologies
Voyager TechnologiesNYSE: VOYG: Provides advanced defense and commercial space technology solutions.
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)
1mo
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Full Stack Developer - Tech Dev (TS/SCI Required)
Washington or Reston
$165k-$185k/yr OnsiteFull Time
Kentro
Kentro: Provides digital transformation and IT services to federal agencies.
7+ YOE7+ years software development; full stack; TS/SCI clearance; BS or AS with 10+ years exp; strong JS/TS, .NET/C#, Python; SQL/ORM; Git; Agile; able to work with government clients.
.NET, C#, Python, JavaScript, TypeScript, React
2mo
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Mid-Level Software Engineer
Annapolis Junction, Maryland, United States
$175k-$190k/yr OnsiteFull Time
Synergy ECP
Synergy ECP: Provides engineering and cybersecurity services to US defense agencies.
7+ YOESeven years of experience as a software engineer; Bachelor's degree in Computer Science or related discipline; ability to obtain TS/SCI w/ Polygraph clearance.
Java, Python, Git, IntelliJ, Eclipse, Maven, Spring Boot, Flask, Kubernetes, Docker, Containerd, AWS, Kafka, Flink, MongoDB, ArangoDB, Redis, PostgreSQL, ElasticSearch
4d
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AI Staff Engineer (SW Engineer IV+)
Philadelphia or Boston or New York City or Baltimore or Washington D.C. or Charlotte or Raleigh-Durham or Atlanta or Chicago
$170k-$220k/yr HybridFull Time
HealthVerity
HealthVerity: Privacy-protected healthcare data exchange and patient identity platform.
8+ YOE8+ years software engineering; experience with Python/JS/TS; data pipelines; AI/ML production; cloud-native systems (AWS); strong cross-functional collaboration.
Python, JavaScript/TypeScript, AWS, Databricks, Spark, Snowflake, AI/ML
1mo
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Software QA Lead
Arlington, Virginia, United States
$145k-$185k/yr OnsiteFull Time
Sabre Systems
Sabre Systems: Provides engineering and IT solutions for defense customers.
4+ YOE2+ MgmtBachelor’s degree; 4+ years software engineering; 2+ years leadership in QA; diverse testing methodologies; SDLC knowledge; test automation; CI/CD; strong communication.
Python, pytest, C++, GoogleTest, Selenium, CI/CD, DevOps tools
2mo
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Staff iOS Engineer
Columbia, Maryland, United States
$165k-$200k/yr HybridFull Time
Quidient
Quidient: Develops 5D scene reconstruction and spatial AI software.
7+ YOE7+ years iOS development; 3+ years 3D/spatial computing; Swift; ARKit/RealityKit/Metal; REST APIs; C++/Python; able to work with loosely defined requirements.
Swift, ARKit, RealityKit, Metal, GPU, AVFoundation, CoreLocation, CoreMotion, VisionKit, ImageIO, CoreML, RESTful API, C++, Python, CI/CD, Git
1mo
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AI Engineer Intern
United States or Oklahoma or Texas or Missouri or Colorado or Washington or Virginia or Wyoming or Utah or Maine or New York or Ohio or Florida or Washington
$25/hr RemoteInternship
USA Rare Earth
USA Rare EarthNASDAQ: USAR: Manufactures rare earth magnets and processes critical minerals.
0+ YOEMS student in CS/Data Science/SE/Applied Math; shipped AI product experience; Python proficient; LLM framework experience; SQL/Pandas; strong software engineering; strong written communication.
Python, LangChain, LlamaIndex, OpenAI API, Anthropic API, Haystack, SQL, Pandas
1mo
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Software Engineer - Infrastructure
Washington or San Francisco
HybridFull Time
Capitol AI
Capitol AI: Transforms complex data into AI-generated research and reports.
7+ YOE7+ years building production infrastructure; led cross-functional projects; strong ownership and communication; experience with Kubernetes, Terraform/Pulumi, and major cloud platforms.
Kubernetes, Helm, OpenTelemetry, Terraform, Pulumi, AWS, GCP, Azure, Python, Go, Rust
2w
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Cyber Systems Engineer
Annapolis Junction or Washington
$160k-$190k/yr HybridFull Time
Metrea
Metrea: Provides specialized aerospace and defense services for national security.
Design and deliver real-time data processing software for edge and backend systems; strong Rust, Python, Bash; security-focused engineering experience; capable of independent work.
Rust, Python, Bash, Linux, TCP/IP
1w
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Software Development Specialist Advisor (Arlington (REMOTE), VA, US)
Arlington, Virginia, United States
$106k-$245k/yr RemoteFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
10+ YOE10+ years in application development; ArcGIS expertise; Python scripting; experience with geospatial data; AWS GovCloud; RBAC; ability to obtain Public Trust clearance.
ArcGIS, Python, AWS GovCloud, ArcGIS Server, Portal for ArcGIS, ArcGIS Data Store, RBAC
2w
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Fullstack Developer
Arlington, Virginia, United States
$115k-$125k/yr RemoteFull Time
Dexian Government Solutions
Dexian Government Solutions: Provides diversified IT and engineering solutions to government agencies.
3+ YOE3+ years JavaScript, 5+ years full stack, Python/JS/C#, CS/Web Dev degree, UI/UX experience, professional certifications.
HTML, CSS, JavaScript, TypeScript, jQuery, Angular, React, Node.js, Python, C#, Flask, Django, MySQL, Teradata, Apache, REST, gRPC, Azure, AWS, Kafka, EventHub, Azure DevOps, GitHub, Databricks
3w
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Principal Engineer - Agentic AI Applications
Washington, District of Columbia, United States
$168k-$230k/yr HybridFull Time
Serko
SerkoNZX: SKO: Provides online corporate travel and expense management software.
12+ YOE12+ years software engineering; 4+ years in technical leadership; production experience with LLM-powered or agentic systems; Python backend expertise; strong observability, architecture, and testing skills
Python, LangGraph, AutoGen, CrewAI, TypeScript, Node.js, RAG pipelines, vector databases, tool-calling APIs, multi-step reasoning
1w
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Financial Software Systems Analyst
West Bethesda, Maryland, United States
HybridFull Time
Systems Planning and Analysis
Systems Planning and Analysis: Provides technical and analytical support to national security agencies.
5+ YOEBachelor's in STEM/Business/Data Science; 5+ years; MS Office & Python; DoD Secret clearance.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Python, Power BI, Data Analysis Expressions (DAX), M Code (Power Query), Microsoft Office Suite
2mo
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Application Developer I
Rockville, Maryland, United States
$65k-$82k/yr OnsiteFull Time
MOM's Organic Market
MOM's Organic Market: Regional chain of organic and natural grocery stores.
2+ YOEBachelor's in related field or equivalent experience; 2+ years in application/software development; strong coding skills; experience with Google Suite, MS Office, Mac OS and Windows; prior grocery retail exposure; detail-oriented with good communication; able to manage changing priorities.
Java, JavaScript, HTML, CSS, SQL, Python, Machine Learning frameworks, Prompt engineering, Google Workspace, Microsoft Office, Mac OS, Windows OS
3d
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Meteorologist Developer
College Park, Maryland, United States
$70k-$90k/yr RemoteFull Time
Lynker
Lynker: Science and technology solutions for government and environmental agencies.
2+ YOE2+ years of related experience preferred; bachelor's degree in meteorology or related earth science; strong Python and UNIX/Linux scripting; knowledge of GIS, JavaScript, cloud services, and version control.
Python, Shell scripting, UNIX/Linux, GIS, JavaScript, Cloud Services, Version Control Systems
6d
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Java Developer
Vienna, Virginia, United States
$150k-$195k/yr HybridFull Time
Koniag Government Services
Koniag Government Services: Providing technical and professional services to federal agencies.
4+ YOE4+ years experience; TS/SCI clearance; on-site Vienna, VA; Java development; AWS; NoSQL preferred.
Java, JavaScript, XQuery, Python, HTML, SQL, NoSQL, AWS
1mo
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Application Developer
Chantilly, Virginia, United States
OnsiteFull Time
J5 Consulting
J5 Consulting: Provides specialized cybersecurity and technical services to government and commercial clients.
2+ YOEExperience building secure Java web apps (Spring), Python, React; SQL/NoSQL; AWS; REST APIs; CI/CD; Git; DevOps; Elasticsearch/MongoDB; NiFi; ETL; MapReduce; HBase.
Java, Spring, Spring Boot, Spring Security, Python, JavaScript, TypeScript, React, PostgreSQL, MySQL, PL/SQL, AWS, Jenkins, Git, Elasticsearch, MongoDB, NiFi, ETL, MapReduce, HBase
1mo
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Manager, Software - Perception (R3770)
Washington, District of Columbia, United States
$220k-$331k/yr OnsiteFull Time
Shield AI
Shield AI: Develops autonomous flight software and unmanned aircraft for defense.
7+ YOE2+ MgmtLead teams, develop perception algorithms, and implement sensor fusion for defense platforms. Requires DoD experience, leadership, and SECRET clearance.
Python, C++, PyTorch, TensorFlow, Kalman Filters, Sensor Fusion, SLAM, Vision systems
1w
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GIS Developer Analyst (Key Personnel)
Washington or Albuquerque or Germantown or Denver
HybridFull Time
Data Systems Analysts
Data Systems Analysts: Provides IT and cybersecurity solutions for government agencies.
3+ YOEBachelor's degree in GIS/Geography/CS or related field; 3–5 years GIS development; Python/JavaScript/C#/Java; geospatial analysis; DOE Q clearance; emergency management experience preferred.
ArcGIS Pro, ArcGIS Online, Experience Builder, Survey123, Python, JavaScript, ArcPy, ArcGIS SDKs, C#, Java
3w
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AI Product Engineer
Reston, Virginia, United States
HybridFull Time
Seerist
Seerist: AI-driven platform for anticipating and managing global security risks
3+ YOE3+ years in data science/ML engineering or AI product development; Bachelor's degree in a relevant field; strong Python and JavaScript skills; experience shipping ML/AI features in product context.
Python, JavaScript, AWS, SageMaker, Lambda, ECS, S3, NLP, Text analytics, Machine learning, RAG architectures
1w
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Cyber Software Engineering Intern
Herndon, Virginia, United States
OnsiteInternship
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and builds aerospace and defense technology systems.
Enrolled in Computer Science/Engineering; experience in C/C++/Python; Linux; US citizenship; ability to obtain government clearance.
C, C++, Python, Linux
2w
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Sr. Staff Embedded AI Engineer
Columbia, Maryland, United States
HybridAll Commitments Available
Renesas Electronics
Renesas ElectronicsTokyo Stock Exchange: 6723: Designs and manufactures semiconductors for automotive and industrial systems.
6+ YOE6+ years in embedded systems software; strong C/C++; Python; experience deploying ML to resource-constrained systems; ML frameworks; optimization for embedded targets.
C/C++, Python, TensorFlow, PyTorch, CMSIS-NN, RTOS, Embedded tooling
1mo
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Full Stack Developer - TS/SCI with Polygraph Required
Washington, District of Columbia, United States
$165k-$185k/yr OnsiteFull Time
LMI
LMI: LMI provides technology and logistics consulting for federal agencies.
5+ YOEActive TS/SCI with polygraph required; 5+ years software development; full-stack development experience; strong SQL and databases; Git/git workflows; able to work with government requirements.
C#, Java, Python, Go, JavaScript, TypeScript, React, SQL, Git, Tableau, Oracle, SQL Server, MySQL, DynamoDB, Postgres, MongoDB
2w
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AI Developer
Fairfax, Virginia, United States
RemoteFull Time
Future Technologies
Future Technologies: Provides technical engineering and mission support for defense systems.
Hands-on AI/ML development, secure DoD environments, CI/CD, IaC, and LLM integration; US citizenship and potential Secret clearance.
Python, PyTorch, TensorFlow, NLP/LLMs, GitHub, GitLab, Jenkins, Terraform, AWS SageMaker, Bedrock GovCloud, OpenAI, Mabl, Applitools
2mo
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Sr. Web Application Developer #1703183
Chantilly, Virginia, United States
$121k-$135k/yr OnsiteFull Time
Network Designs, Inc.
Network Designs, Inc.: Provides IT, network, and cybersecurity solutions to government agencies.
8+ YOEDesign, develop, test web apps; US citizenship; active TS clearance with SCI access and CI polygraph; onsite Chantilly, VA; 8+ years web development; BS in CS/Software Engineering; SAFe and agile experience; 508 compliance; modern frontend and backend tech; cloud and DevSecOps.
Angular, React, .NET C#, Python, Node.js, JavaScript, TypeScript, HTML5, CSS3, Bootstrap, MySQL, PostgreSQL, Microsoft SQL, Elasticsearch, RabbitMQ, Redis, Docker, Kubernetes, AWS GovCloud, SC2S, C2S, DevSecOps
4d
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Embedded Firmware Engineer
Carson City or Webster or Harbor City or Platform or Jessup or Clinton or Newark or Longmont
$79k-$150k/yr OnsiteFull Time
Vitesse Systems
Vitesse Systems: Designs and manufactures antenna and thermal systems for defense.
2+ YOEBS or MS in Electrical Engineering or related robotics field; 2+ years Level I, 5+ Level II, 8+ Level III firmware/embedded software; C++, Python; RTOS; hardware bring-up; ITAR compliance.
C++, Python, C, VHDL, Verilog, Linux, RTOS, ROS, Git, EtherCAT, SPI, CAN, I2C, UART, RS-232
1mo
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Backend Developer
Springfield, Virginia, United States
OnsiteFull Time
Trinity Global Consulting
Trinity Global Consulting: Provides professional support services to US government agencies.
2+ YOEBachelor's in CS/Engineering/GIS or related field; 2+ years backend experience; Python/Node.js/Java; REST APIs; ArcGIS Enterprise; Docker/Kubernetes; API design; US Citizenship; Top Secret/SCI clearance eligibility.
Node.js, Python, Java, Docker, Kubernetes, ArcGIS Enterprise, REST APIs
1w
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Full Stack Engineer III
Washington, District of Columbia, United States
$125k-$135k/yr HybridFull Time
DSPolitical
DSPolitical: Provides voter-targeted digital advertising for Democratic and progressive campaigns.
5+ YOE5+ years web app development; mentorship; backend in PHP/Python/Node; MySQL; JavaScript with Vue/React/Angular; production web app experience; US work authorization.
PHP, Python, Node.js, MySQL, Vue, React, Angular, JavaScript
2w
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Forward Deployed Engineer
Austin or Remote or Reston
HybridFull Time
Seekr
Seekr: Transparent AI platform for enterprise and government decision-making.
6+ YOE6+ years in software/data/ML; degree in CS/Engineering/Math/Physics/Data Science; hands-on with AI/ML and LLM frameworks; production systems; multi-cloud; containerization; Python/Java/TypeScript; travel 25–75%; client collaboration.
PyTorch, Hugging Face, LangChain, vLLM, Docker, Kubernetes, Python, Java, TypeScript
2w
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Forward Deployed Engineer
Reston, Virginia, United States
HybridFull Time
SZNS Solutions
SZNS Solutions: Provides specialized Google Cloud engineering and AI consulting services.
5+ YOEBachelor’s degree in CS/Engineering or equivalent; 5+ years in software engineering, cloud architecture, and deployments; strong cloud experience (GCP/AWS/Azure); full-stack proficiency (Python, TypeScript, Go, Rust, or Java); Docker/Kubernetes; US Citizen.
Kubernetes, GKE, Docker, Python, TypeScript, Go, Rust, Java, Google Cloud, AWS, Azure
2w
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Dev/ MLOps Engineer I (Full Stack)
Rockville, Maryland, United States
$95k-$120k/yr HybridFull Time
Origin AI
Origin AI: AI-powered WiFi sensing for human presence and activity detection.
0+ YOE0–3 years of software engineering/DevOps/MLOps experience; strong Python, Bash, SQL; CI/CD and cloud familiarity.
Python, Shell scripting, SQL, GitHub Actions, Jenkins, Docker, Kubernetes, Terraform, CloudFormation, AWS, Azure, GCP, NoSQL, Grafana, Prometheus, CloudWatch, JavaScript, TypeScript, API development, IoT, Distributed systems

HiringCafe market data

Python Software Developer Jobs market signals in Oakton, 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
2,300+
Hiring companies
510+
Fresh sample
59% new in 30d
Salary visibility
60% show pay

Companies appearing in this market

Index AnalyticsLMIShield AISpear AIAmiveroKoniag Government ServicesAnika SystemsJ5 Consulting

Work location mix in visible results

Onsite: 28Hybrid: 20Remote: 15