Python Developer Jobs in Dahlgren, VA, US

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Lead Software Engineer - Optum Technology - Remote

Minneapolis or Washington D.C.

$113k-$193k/yr RemoteFull Time

UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-driven healthcare services.

8+ YOE8+ years IT experience; Bachelor in CS/Engineering; security-focused DevOps; Java development; CI/CD and cloud experience; SQL/Kafka; Python and scripting; strong communication

Java, GitHub Actions, CI/CD, Maven, XML, Web Services, REST APIs, Microservices, Kafka, Python, Power Automate, Microsoft Graph API, Shell Scripting

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Senior QA Engineer

Richmond or Washington

$86k-$115k/yr RemoteFull Time

EAB: Providing research and technology solutions to educational institutions.

5+ YOE5+ years QA automation in web/mobile, with BDD frameworks, Python or Java, and CI/CD experience.

BDD frameworks, Cucumber, Behave, JMeter, Python, Java, CI/CD, Git

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Cleared Embedded Developer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Yellow Duck Technologies: Engineering mission-critical software and systems for the intelligence community.

Embedded software design, development, testing; TS/SCI with Full Scope Polygraph required.

C/C++, Python, RTOS, VxWorks, uC/OS, Windows, Linux

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Cloud Developer (5239)

Washington, District of Columbia, United States

$99k-$167k/yr OnsiteFull Time

SMX: Providing cloud, cybersecurity, and mission-focused technology solutions to government.

3+ YOEActive Top Secret clearance; 3–5 years AWS cloud development; IaC (Terraform/Ansible); GitLab CI/CD; Bachelor's degree in a technical field.

Terraform, Ansible, AWS, GitLab, Python, Node.js, S3, EC2, VPC, IAM, RDS, Aurora PostgreSQL, Splunk, Docker, EKS

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Senior Software Engineer - FFPP-8775

Annapolis Junction, Maryland, United States

$170k-$185k/yr OnsiteFull Time

Innovative Systems & Solutions: Technology consulting firm specializing in government systems solutions.

7+ YOESeven+ years as a software engineer; BS in Computer Science; AI/ML development/integration; Terraform with AWS; C++, Python and/or Golang; high-performance/GPU apps; large-scale streaming data analytics.

C++, Python, Golang, Terraform, AWS, GPU programming, AI/ML

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AI Engineer

Washington, District of Columbia, United States

HybridContract

Global Information Technology: Provides professional IT certification training and corporate consulting services.

3+ YOEPython, AI/ML frameworks; NLP, LangChain, cloud (Azure/GCP); APIs, data pipelines, monitoring; 3-5 years experience; Bachelor's in CS/AI.

Python, TensorFlow, PyTorch, LangChain, LangGraph, Azure, Google Cloud, Splunk, AppInsights

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Automation Engineer

McLean, Virginia, United States

OnsiteFull Time

Merlin Group: Accelerates federal adoption of innovative cybersecurity and technology solutions.

3+ YOE3+ years in CI/CD and infrastructure automation; experience with SOAR platforms; Python; familiarity with FedRAMP/SOC 2 evidence collection; IaC tools (Terraform/CloudFormation).

Python, Terraform, CloudFormation, Cortex XSOAR, Singularity Hyperautomation, Phantom

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Full Stack Developer

McLean, Virginia, United States

$113k-$188k/yr OnsiteFull Time

Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.

3+ YOEBachelor's in computer science; 3+ years of experience; active TS/SCI with polygraph; US citizenship; willing to work onsite; strong JS/Python and cloud/DevOps skills.

Docker, AWS, Terraform/CDKTF, Git, JavaScript, TypeScript, Python, SQL

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2mo

Software Engineer - AI Infrastructure

Minneapolis or Washington

HybridFull Time

Swoop Technologies: Distributed operating system for military and critical infrastructure.

Experience with LLM infrastructure, Kubernetes, PyTorch; security clearance eligible; Python proficiency.

PyTorch, Kubernetes, NVIDIA drivers, NVIDIA Kubernetes Container Toolkit, vLLM, Python

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Principal Engineer, Software (Reston, VA, US, 20191)

Reston, Virginia, United States

OnsiteFull Time

SES Space & DefenseEuronext Paris: SESG: Provides satellite-based communications and network services to government agencies.

10+ YOEUS citizenship, ability to obtain/maintain security clearance, BS in CS or related field, 10+ years in applications development, strong communication, multi-architecture development, expert in JS (TypeScript/React/Angular) and Python, SDLC/Agile, SOLID, data eng, Docker/Kubernetes, cloud-native, secure DevOps.

JavaScript, TypeScript, React, Angular, Python, Docker, Kubernetes, SQL, ETL, Data warehousing, Data streaming

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Software Engineer

Reston, Virginia, United States

OnsiteContract

Global C2 Integration Technologies: Provides AI and engineering solutions for defense missions.

Active TS/SCI clearance; Bachelor's in engineering or related field or equivalent; experience with Java, Python, Node.js, JavaScript, HTML; client/server architectures; data transport concepts.

Java, Python, Node.js, JavaScript, HTML, Atlassian Jira, Confluence, CI/CD

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Senior AI Developer

McLean, Virginia, United States

OnsiteFull Time

Steampunk: Design-led federal technology consulting and innovation services firm.

7+ YOE7+ years in software engineering; 2+ years AI/ML; Bachelor's degree; Python and AI frameworks; production-grade AI apps; cloud platforms; RAG, LLM orchestration.

Python, PyTorch, TensorFlow, Hugging Face Transformers, LangChain, LlamaIndex, RAG, Vector databases, AWS, Azure, GCP, Docker, Kubernetes

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Software Developer (Systems Software)

McLean, Virginia, United States

OnsiteFull Time

Novel Applications of Vital Information: Provides IT and cybersecurity services for government agencies.

US citizen with active TS/SCI w/ FS polygraph; experience with CI/CD, Terraform, AWS, Docker, Python, Bash; databases PostgreSQL/MySQL; monitoring and logging; Git workflows.

Terraform, AWS, Docker, Git, Bash, Python, PostgreSQL, MySQL, Prometheus, CloudWatch, Kubernetes

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Software Developer I (Artificial Intelligence/Machine Learning) – Division of Information Technology

Washington, District of Columbia, United States

$129k-$150k/yr OnsiteFull Time

Federal Reserve Board of Governors: The central governing body of the U.S. Federal Reserve System.

5+ YOEBachelor's degree and 5+ years of software development experience, with 3+ years in AI/ML; strong Python; AI frameworks; cloud; DevOps; security.

Python, PyTorch, TensorFlow, Hugging Face Transformers, LangChain, LlamaIndex, Docker, Kubernetes, CI/CD

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Senior Full Stack Developer TS/SCI (or eligible)

Reston, Virginia, United States

OnsiteFull Time

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

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AI Engineer

Reston, Virginia, United States

$75k-$170k/yr OnsiteFull Time

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

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2mo

Devops Engineer - Federal

Washington, District of Columbia, United States

RemoteFull Time

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

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Software Engineer 2

Annapolis Junction, Maryland, United States

OnsiteFull Time

RealmOne: Provides cybersecurity and intelligence services for national security missions.

8+ YOEEight years of SWE experience; Bachelor's in Computer Science; Grafana, Bash, Python, JavaScript, React; active security clearance with polygraph.

Grafana, Bash, Python, JavaScript, React, Transcript

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Jr. Software Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Set of X: Provides specialized engineering services for U.S. national security missions.

4+ YOEJava, C, and/or Python; TS/SCI with Poly required; Bachelor's in CS; 4 years SWE experience may substitute for degree.

Java, C, Python

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Software Engineer

Reston, Virginia, United States

OnsiteFull Time

VTG: Provides engineering and digital modernization solutions for national security.

3+ YOEStrong engineering background; 3+ years with Java, Python, C++, Rust, Go, JavaScript; data processing experience; navigate complex systems; travel up to 25%; eligible for U.S. Secret clearance.

Java, Python, C++, Rust, Go, JavaScript

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Software Engineer

Reston, Virginia, United States

OnsiteFull Time

Novul Solutions: Providing cybersecurity, software engineering, and IT solutions for government.

5+ YOEProficient in Python and Linux shell scripting; AWS CDK experience; data transformation (JSON/CSV/XML); cloud services knowledge (Lambda, S3, EC2, DynamoDB); able to work in classified environments.

ElasticSearch, OpenSearch, AWS, Lambdas, SNS, SQS, Docker, CDK, Python, Linux, JSON, CSV, XML

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Software Engineer

King George, Virginia, United States

OnsiteFull Time

Southeastern Computer Consultants: Engineering and training solutions for military weapon systems.

5+ YOEActive Secret clearance, US citizen, BS in engineering/science/technical field, 5 years software engineering experience, strong Java/C++/Python, Linux, Windows, Git, Jira, and multithreading.

Java, C++, Python, Git, Jira, Linux, Windows, Multithreading, JavaFX, JUnit, Mockito, Network programming in Java

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Windows CNO Developer

Arlington, Virginia, United States

$60k-$180k/yr OnsiteFull Time

M9 Solutions: Provides IT modernization and technology services to federal agencies.

7+ YOEActive TS/SCI clearance; 7–10+ years in low-level or systems programming on Windows; proficiency in C/C++, Python, and assembly; experience with reverse engineering tools; strong Windows internals knowledge.

IDA Pro, Ghidra, WinDbg, x64dbg, Visual Studio, Git, CMake, Python, C/C++, Assembly

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C3 AI Engineer

McLean, Virginia, United States

$140k-$190k/yr OnsiteFull Time

Steampunk: Provides digital transformation and IT consulting for federal agencies.

8+ YOE8+ years total, 5+ years AI/ML; strong Python; experience with C3 AI Platform; cloud and security; mentorship and collaboration.

Python, Java, TypeScript, C3 AI Platform, Docker, Kubernetes, Cloud platforms, APIs, RAG, Embeddings, Vector stores, CI/CD

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Senior Full Stack Developer

Herndon, Virginia, United States

OnsiteFull Time

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

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Geospatial Analyst/Software Developer (TS/SCI with Poly Required)

McLean, Virginia, United States

$164k-$275k/yr OnsiteFull Time

GCI: Engineering and analytics solutions for national security missions.

10+ YOEOracle Spatial experience, SQL/Python, ESRI GIS tools, ArcGIS/ArchCatalog, 10+ years software development, US citizenship with TS/SCI Poly clearance.

Oracle Spatial, ArcGIS, ArchCatalog, Python, SQL, JSON, XML

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Full Stack Developer - Tech Dev (TS/SCI Required)

Washington or Reston

$165k-$185k/yr OnsiteFull Time

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

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Software Engineer

Fort Meade, Maryland, United States

$70k-$190k/yr OnsiteFull Time

Belay Technologies: Provides specialized technology and engineering services to the DoD.

0+ YOETS/SCI clearance with poly, 3 years experience with B.S. in technical discipline or 4 additional years equivalent experience; strong Python; production apps; AI concepts; streaming data; multi-model integrations.

Python, PydanticAI, Langgraph, DeepAgents, Apache Kafka, Elasticsearch, APIs, data sources

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SpaceOps Tool Developer

Suitland-Silver Hill, Maryland, United States

$92k-$129k/yr OnsiteFull Time

ASRC Federal: Provides engineering and IT services to federal government agencies.

3+ YOEBachelor's in aerospace or related field; 3-5 years aerospace experience; strong software skills; tool development and maintenance; able to travel.

C, C++, Rust, Python, Google Apps Script, Linux

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Real-Time Systems Software Engineer (RR1033)

Manassas, Virginia, United States

OnsiteFull Time

HART Technologies: Designs and manufactures electronic systems and software for defense applications.

4+ YOEBS in CS/CE/EE; 4+ yrs software development in a team; proficient in C/C++, Java, Python; experience Windows and Linux (RHEL).

C/C++, Java, Python, Windows, Linux

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Software Engineer

Arlington, Virginia, United States

HybridFull Time

Elder Research: Provides data science, machine learning, and predictive analytics consulting services.

3+ YOE3+ years software development with C#/.NET, Azure, CI/CD, and LLM API integration; US citizenship with Public Trust clearance.

C#, NET, Azure, ARM templates, Bicep, Azure DevOps, GitHub Actions, Python, LLM APIs, OpenAI, Anthropic

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Modernization Engineer (Senior)

Manassas, Virginia, United States

OnsiteFull Time

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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2mo

Machine Learning Engineer

Cambridge or Seattle or Arlington

$90k-$210k/yr HybridFull Time

MORSE Corp: Develops AI-driven software solutions for US national security missions.

Proven experience in CV models, ML, Python; cloud and MLOps tools; security clearance readiness.

Python, AWS, Azure, Docker, MLOps, Airflow, MLFlow, AimStack

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Software Engineer - 90402844 - Washington DC, Philadelphia PA or Wilmington DE (US)

Washington or Wilmington or Philadelphia

$72k-$93k/yr OnsiteFull Time

Amtrak: Operates America's national intercity passenger railroad system.

1+ YOEBachelor’s degree or equivalent; 1+ year software engineering; Java, Python, SQL; frontend/backend development; CI/CD and cloud; onsite in DC/DE/PA.

Angular, React, Java, Python, SQL, NoSQL, AWS, Azure, CI/CD

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Lead- Full Stack Engineer

McLean, Virginia, United States

HybridFull Time

Tiger Analytics: Provides AI and advanced analytics consulting for global enterprises.

10+ YOE10+ years in full stack development; hands-on Vue.js, Node.js, Python; GenAI/LLM integration; AWS cloud services (Lambda, S3, RDS, Fargate); REST/GraphQL APIs; Kafka; Docker; Kubernetes; RDBMS (Postgres/MySQL/Oracle)

Vue.js, Node.js, Python, GenAI/LLM, AWS (Lambda, S3, RDS, Fargate), REST APIs, GraphQL, Kafka, Docker, Kubernetes, PostgreSQL, MySQL, Oracle, CI/CD

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Software Development Engineer in Test (SDET)

Arlington, Virginia, United States

OnsiteFull Time

Zetier: Cybersecurity engineering for defense and intelligence missions.

5+ YOE5+ years in software development or test; strong Python/C/C++/Rust; automated test frameworks; embedded/Linux; CI/CD; HW/SW debugging; documentation; strong communication; active U.S. security clearance.

Python, C/C++, Rust, pytest, Robot, Docker, Kubernetes, QEMU, Wireshark, Scapy, CI/CD, Firmware testing, Linux

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Software Engineer

Herndon, Virginia, United States

OnsiteFull Time

Altus Consulting: Provides specialized cybersecurity and IT systems engineering services.

2+ YOEActive TS/SCI clearance with polygraph; Bachelor's in CS/IS/Engineering; 2+ years software development experience; knowledge of cloud and security best practices.

Python, Bash, HCL, Go, AWS, Azure, GCP, Docker, Kubernetes, Databases, APIs, Cloud

1mo

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Full Stack Developer

Bethesda, Maryland, United States

OnsiteFull Time

Momentum: Engineering and technology services for the Department of Defense.

3+ YOEMid-level full stack developer with 3+ years in UI/UX, backend, AWS, IaC, Docker/Kubernetes; TS/SCI poly clearance required.

React, Java, Python, Go, SQL, MongoDB, PostgreSQL, Oracle, MySQL, AWS, CDK, Terraform, CloudFormation, Docker, Kubernetes, ECS, SQS, SNS, RDS, DynamoDB, IAM

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Software Engineer - CTJ - Poly

Reston or Redmond or Annapolis Junction

$101k-$199k/yr OnsiteFull Time

Microsoft: Provides software, cloud computing, and hardware technology products.

2+ YOEBachelor's degree in CS or related field and 2+ years coding in C/C++/C#/Java/JavaScript/Python or equivalent.

C, C++, C#, Java, JavaScript, Python, GenAI, Azure