Junior Python Developer Jobs in Aquia Harbour, VA, US

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Application Developer

Tampa or Cleveland or Sarasota or Arlington or Nashville or Milwaukee or Dearborn or Orlando or Charlotte

OnsiteFull Time

Intertape Polymer Group: Produces industrial tapes, films, and automated packaging equipment.

0+ YOEBachelor's in computer science, IT, software engineering, or related field; foundational programming experience; basic knowledge of C#/.NET, JavaScript/TypeScript, Python; introductory Azure and Power Platform concepts; APIs, databases, Git; strong teamwork and willingness to learn.

C# / .NET, JavaScript / TypeScript, Python, Azure, Power Platform, APIs, Databases, Git, Azure DevOps

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Associate Software Engineer

Reston, Virginia, United States

OnsiteFull Time

Metron: Develops scientific software and mathematical models for national security.

Bachelor’s degree in computer science, mathematics, physics, or related field; proficiency in Java, TypeScript, Python, or C++; strong OO programming; full-stack web development experience; US citizenship with eligibility for security clearance.

Java, TypeScript, Python, C++, MongoDB, RabbitMQ, Spring Boot, React, Redux, WebGL, OpenGL

1mo

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1mo

Backend Software Engineer

Reston, Virginia, United States

RemoteFull Time

Game Plan Tech: Building secure cloud and AI systems for government.

Back-end developer proficient in Java or Python, databases (SQL/NoSQL), Git/CI/CD, cloud platforms (GCP/AWS/Azure), containers (Docker/Kubernetes), and REST APIs.

Java, Python, Git, CI/CD, Docker, Kubernetes, GCP, Azure, AWS, SQL, NoSQL, REST APIs

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AI Engineer

Leesburg, Virginia, United States

RemoteFull Time

Anika Systems: Provides technology solutions and consulting for federal agencies.

1+ YOEBachelor's in CS/CE/Data Science; 1-3 years ML/NLP; Python/TypeScript; LLM integration; AWS; PostgreSQL; OAuth/OIDC; security/compliance.

Python, TypeScript, FastAPI, React, OpenAI, Anthropic, Bedrock, Vertex, Azure OpenAI, AWS, Terraform, PostgreSQL, OAuth, OIDC, JWT

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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

2mo

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2mo

Software Engineer

Tampa or Fort Belvoir

OnsiteFull Time

Odyssey Systems: Providing technical and engineering services to federal government agencies.

3+ YOEUS citizen; active secret clearance with ability to obtain TS/SCI; bachelor’s in CS/IS or related field with 3–6 years of experience; proficiency in Java/C#/Python/JS/TS; Git; REST/microservices; team collaboration; strong communication.

Java, C#, Python, JavaScript, TypeScript, Git, RESTful APIs, microservices, CI/CD, Docker, Kubernetes, Databases

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Application Developer - SME

Herndon, Virginia, United States

OnsiteFull Time

VTG: Provides force modernization and digital transformation for defense agencies.

8+ YOEActive TS/SCI clearance with Poly required on day one; 8+ years in web app development; experience with Angular/React/JavaScript, Linux, cloud platforms, ETL, and microservices; strong Agile experience.

Angular, React, JavaScript, Java, Python, SQL, Linux, Docker, Kubernetes, OpenSearch, Elasticsearch, ETL, AWS, Azure, Confluence, Jira, GitHub

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Software Development Engineer I

Washington or Reston or San Diego or San Francisco or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami

$37-$59/hr HybridFull Time

DLA Piper: Global law firm providing comprehensive legal and business services.

1+ YOE1-3 years programming with Node.js, Python, C#, Razor, MVC; SQL databases; JavaScript frameworks; HTML/CSS; strong communication.

Node.js, Python, C#, Razor, MVC, Visual Studio Code, MS Graph, APIs, Git, Azure DevOps, SQL, HTML, CSS, JavaScript

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Software Engineer - CTJ - Poly

Reston or Annapolis Junction

$84k-$165k/yr OnsiteFull Time

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

0+ YOEBachelor's degree in computer science or related technical field; experience coding in multiple languages including C, C++, C#, Java, JavaScript, or Python; ability to obtain security clearance.

C, C++, C#, Java, JavaScript, Python

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Chapter Next Returnship - Software Engineer (Java, C++)

Manassas, Virginia, United States

OnsitePart Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

1+ YOEBachelor's in CS/Software/Computer Engineering plus 1 year exp; Linux/Unix; Java/C++ development; Bash/Python scripting; US Citizenship; security clearance required.

Java, C++, Linux, Unix, Bash, Python

1mo

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1mo

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 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

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Cleared Software Engineer

Chantilly, Virginia, United States

$69k-$116k/yr OnsiteFull Time

General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.

0+ YOEBachelor's in CS/IS or related field; strong programming knowledge; experience with Java, Scala, Python, Golang; AWS, Kubernetes, Docker; CI/CD tooling; DoD/Intelligence Community exposure preferred.

Java, Scala, Python, Golang, Kubernetes, Docker, AWS, Gitlab CI/CD, ArgoCD, CircleCI, Jenkins, Kafka, NiFi

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Summer 2026 Software Developer Internship

Annapolis Junction, Maryland, United States

$26-$35/hr OnsiteFull Time, Internship

General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.

0+ YOEPursuing CS/CE or related field; 2+ years CS coursework; proficient in Python, Java, C/C++, Rust, JavaScript/TypeScript; 0+ years experience; US Citizenship required.

Python, Java, C/C++, Rust, JavaScript/TypeScript

3mo

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3mo

Software Engineer (TS/SCI) {S}

Chantilly, Virginia, United States

OnsiteFull Time

ARKA Group: Develops advanced technology solutions for space and defense missions.

4+ YOEActive TS/SCI clearance; degree in CS/EE/Physics or related field or 4 years software/signals experience; interest in remote sensing; proficient in Python/C++/Rust or similar; Linux and/or AWS familiarity.

Python, C++, Rust, Linux, AWS

3mo

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3mo

Software Engineer (TS/SCI) {S}

Chantilly, Virginia, United States

OnsiteFull Time

ARKA Group: Provides advanced technology solutions for space and defense missions.

Active TS/SCI clearance; degree in CS/EE/Physics or related; programming in Python/C++/Rust; Linux/cloud experience; onsite work; strong problem-solving.

Python, C++, Rust, Linux, AWS

1mo

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1mo

Jr. Data Science Engineer

Rockville, Maryland, United States

$80k-$90k/yr RemoteFull Time

Axle Informatics: Provides bioscience and IT solutions for biomedical research.

0+ YOEBachelor’s degree (or currently pursuing) in CS, data science, bioinformatics, statistics, engineering, or related field; experience or coursework in JavaScript/TypeScript and/or Python; familiarity with full-stack concepts; Node.js and Angular; RESTful APIs; Git; Agile/SCRUM; basic testing/debugging.

Node.js, Angular, JavaScript, TypeScript, Python, REST, Git, Agile, Testing frameworks

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Platform Innovation Engineer (Rockville, MD, US, 20850)

Rockville, Maryland, United States

$54k-$70k/yr OnsiteFull Time

AramarkNYSE: ARMK: Provides food and facility management services to diverse organizations.

Bachelor's in CS/Engineering/Data or related; SQL/Python/cloud/tools experience; interest in AI-enabled systems; eager to experiment; strong communication.

Snowflake, Azure, Matillion, Power Platform, Power BI, Python, SQL, AI tooling

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Dev/ MLOps Engineer I (Full Stack)

Rockville, Maryland, United States

$95k-$120k/yr HybridFull Time

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

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Technical Solutions Engineer - Entry Level

Washington or Knoxville

OnsiteFull Time

American Bureau of Shipping: Develops and verifies safety standards for the maritime industry

1+ YOEBachelor's degree in Information Science or related STEM field; 1–3 years in data analytics, modeling, scripting, software development, or technical solution delivery; eligible for SECRET clearance.

Python, SQL, GitHub

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AI/ML Engineer - Remote or Hybrid in MN/DC/NJ

Minneapolis or Washington or Basking Ridge

$73k-$130k/yr HybridFull Time

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

1+ YOE1+ years software engineering; Python/Java; AI/ML; AWS; API/CI/CD; security and monitoring.

Python, Java, AWS, CI/CD, APIs, Containerization, No-code/low-code platforms

1mo

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1mo

Agentic Engineer

Tysons Corner, Virginia, United States

OnsiteFull Time

Integral Federal: Delivers technology and intelligence solutions for national security missions.

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

2mo

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2mo

Software Engineer Intern

Alexandria, Virginia, United States

$20/hr OnsiteFull Time, Internship

American Society of Clinical Oncology: Professional organization supporting cancer care through research and education.

0+ YOECurrently enrolled in undergraduate or graduate program; experience with AWS, GCP, or Azure; Python programming; git; Office; strong communication; able to work in fast-paced team.

Amazon Web Services, Google Cloud Platform, Microsoft Azure, Git, GitHub Copilot, Terraform

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2026 Enterprise Modeling and Simulation Engineer

El Segundo or Chantilly or Colorado Springs

$100k-$140k/yr OnsiteFull Time

The Aerospace Corporation: Provides technical expertise and research for national space programs.

1+ YOEMaster's degree in CS/EE/optical engineering/physics/m mathematics; 0-1 year experience; strong C++ and Python; modeling and simulation experience; ability to obtain Top Secret/SCI clearance

C++, Python

1mo

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1mo

Software Engineer

Chantilly, Virginia, United States

OnsiteFull Time

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

US citizenship required; active TS/SCI with Full Scope Polygraph; residency within 50 miles of Chantilly, VA; 100% onsite daytime; full-time; security clearance required.

Java, JavaScript, Bash, Python, AWS, Solr, Elasticsearch, Spring Boot, RESTful APIs, Linux, JIRA, GitHub

2mo

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2mo

Data Engineer III

Washington, District of Columbia, United States

$120k-$130k/yr RemoteFull Time

Ad Hoc: Building and modernizing digital services for government agencies.

5+ YOEBachelor’s degree and 5+ years experience; proficient with data ingestion systems, cloud databases, and visualization; strong Python/Spark; data modeling, ETL, and distributed computing; mentor junior engineers.

Python, Apache Spark, ETL, Data Modeling, AWS, Databricks, SAS

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Support Engineer - FreeWheel

New York or Reston

$53k-$80k/yr OnsiteFull Time

ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.

0+ YOEBachelor's in CS/Engineering or related; experience in online advertising tech; strong SQL, scripting, REST APIs; familiarity with IAB/VAST; data analysis and web tech; good communication.

SQL, RESTful APIs, Python, JavaScript, HTML5, XML, cURL

2mo

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2mo

Forward Deployed Software Engineer - Tactical Edge

Washington, District of Columbia, United States

$135k-$200k/yr OnsiteFull Time

PalantirNasdaq: PLTR: Builds software for data-driven decisions and operations.

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

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Intern- Software Engineer

Herndon, Virginia, United States

$25/hr HybridInternship

Vbrick: Secure enterprise video platform for live and on-demand streaming.

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

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Data Engineer

McLean, Virginia, United States

OnsiteFull Time

Clark Construction Group: Constructs large-scale buildings and major civil infrastructure projects.

2+ YOE0–2+ years of experience in data engineering; strong Python; SQL skills; cloud basics; data pipelines; ETL/ELT experience.

Python, SQL, PostgreSQL, MySQL, Airflow, dbt, Spark, Cloud (AWS/Azure/GCP)

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Full-Stack Developer Intern

Gaithersburg, Maryland, United States

OnsiteInternship

Diaconia: Provides secure IT modernization and engineering for government agencies.

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

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Mechanical Engineer

Bethesda, Maryland, United States

$34/hr OnsitePart Time

GDITNYSE: GD: Delivers IT and mission services to government agencies.

0+ YOEBachelor of Science in engineering; CAD proficiency; programming (Python, MATLAB, C++); 0+ years experience; U.S. citizenship and ability to obtain Secret clearance.

SolidWorks, AutoCAD, Python, MATLAB, C++

1mo

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1mo

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

FTI ConsultingNYSE: FCN: Global business advisory and specialized management consulting services.

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

1mo

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1mo

Cloud Engineer

Arlington, Virginia, United States

HybridFull Time

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

1+ YOEBachelor's degree or equivalent; 1-2 years AWS experience; US citizen with Public Trust clearance; Docker and Python; CloudFormation; ECS/Fargate; IAM; CloudWatch; X-Ray.

AWS CloudFormation, ECS, ECR, IAM, VPC, Docker, Python, AWS Parameter Store, Secrets Manager, CloudWatch, X-Ray

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Project Engineer 1 - New College Grad 2025 - 2026 (E&C - Manassas, VA)

Manassas, Virginia, United States

OnsiteFull Time

M.C. Dean: Designs and builds cyber-physical systems for mission-critical facilities.

0+ YOEBachelor’s degree in Electrical, Mechanical, Systems, or Industrial Engineering; experience with CAD, SolidWorks, Revit, Python, SCADA, MATLAB, VHDL; new college graduates expected.

CAD, SolidWorks, Revit, Python, SCADA, MATLAB, VHDL

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Infrastructure Engineer - Early Career

Torrance or Washington

$77k-$104k/yr OnsiteFull Time

Northwood Space: Manufacturing ground stations and providing satellite communication infrastructure.

0+ YOE0-2 years in infrastructure/DevOps; Linux, networking; Terraform; Git; Python/Go/Bash; strong communication.

Terraform, Kubernetes, Vault, AWS, Git, Prometheus, Grafana, CI/CD, Python, Go, Bash

1mo

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1mo

Jr. DevOps Engineer - Hybrid

Tysons or Manassas

$67k-$124k/yr HybridFull Time

SWIFT: Provides secure messaging services for global financial transactions.

0+ YOERecent graduate with 0-2 years in DevOps; Linux, CI/CD, scripting (Bash/Python); Git; cloud basics; eager to learn and collaborate.

Jenkins, CloudBees CD/RO, Git, Bash, Python, Red Hat Enterprise Linux, Docker, AWS, Azure, GCP, GitHub Actions

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Data & Automation Engineer

Reedsville, Pennsylvania, United States

OnsiteFull Time

Kish BankOTCQX: KISB: Provides regional banking, insurance, wealth management, and travel services.

1+ YOE1–3 years in Python data pipelines, REST APIs, SQL; degree in Computer Science or related field; strong problem solving and eagerness to learn.

Python, REST APIs, Snowflake, Power BI, Power Automate, UiPath

1mo

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1mo

Multidisciplinary Engineer - Flight Controls

Manassas, Virginia, United States

OnsiteFull Time

Electra: Developing hybrid-electric aircraft for sustainable regional air mobility.

0+ YOE0–2 years experience; Bachelor's in Aerospace, Mechanical, Electrical Engineering, or Physics; familiar with MATLAB/Simulink, Python; knowledge of aircraft dynamics and controls; strong analytical and collaboration skills.

MATLAB/Simulink, Python

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AI Engineer Intren

McLean, Virginia, United States

OnsiteFull Time, Internship

BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.

3+ YOEEnrolled student pursuing a Bachelor's in CS/Data/Software/Computer Engineering; experience with AI/ML libraries; Python and programming skills; strong communication; self-starter with initiative.

TensorFlow, PyTorch, Scikit-learn, Keras, Python