Junior Software Engineer Python Jobs in Leonardtown, MD, US

1mo

Save

Mark Applied

Hide

1mo

Junior Software Engineer

Annapolis Junction, Maryland, United States

$95k-$105k/yr OnsiteFull Time

Crown Point Technologies: Provides data engineering and software development for government and commercial clients.

Bachelor’s degree or equivalent experience; basic programming knowledge; familiar with Git; strong problem-solving and communication skills.

Git, Java, Python, JavaScript, C#

Save

Mark Applied

Hide

Software Engineer - Junior Level

Annapolis Junction, Maryland, United States

$98k-$123k/yr HybridFull Time

Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.

Bachelor's in CS or related field or 4 years software engineering exp; TS/SCI with Poly; Agile; Jira/Confluence; Git; Java/C++/Python; Postgres.

Git, Java, C++, Python, PostgreSQL, Jira, Confluence, Docker, Kubernetes, Nginx, HAProxy, Elastic Stack

1mo

Save

Mark Applied

Hide

1mo

Software Developer – Junior (Team 01)

Washington, District of Columbia, United States

$100k-$115k/yr OnsiteFull Time

AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.

1+ YOEJunior software developer with 1+ year experience in backend/full-stack; TS/JS/Java/Go/Python/.NET; Agile; Git; TS/React; Top-Secret clearance with SCI eligibility; BS in CS/IS/Engineering or related field.

Java, JavaScript, Go, Python, Typescript, .NET, Java Spring, Node.js, Go Gin, AngularJS, React, NextJS, Hibernate, Struts, Git, Jira, Jenkins, Terraform, Nexus, Ansible, Ansible Tower, AWS, Azure, Linux, Windows Server

Save

Mark Applied

Hide

Cleared Junior Software Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

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

3+ YOEActive TS/SCI clearance with Full Scope Polygraph; 3+ years of experience; bachelor's degree in a technical discipline; experience with Python, JavaScript, or Java; familiarity with databases and version control; strong communication.

Python, JavaScript, Java, Databases, Git

Save

Mark Applied

Hide

Software Engineer, Junior

McLean or Alexandria

$55k-$126k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

2+ YOETwo+ years in software development with React/Angular/Python; OO, REST/microservices; AI systems knowledge; ability to obtain Secret clearance; Bachelor's degree.

React, Angular, Python, REST, Microservices, MLflow, Kubernetes, Docker, Jenkins, SQL, NoSQL, AWS

Save

Mark Applied

Hide

Junior Software Developer

Fort Belvoir, Virginia, United States

OnsiteFull Time

Applied Research Associates: Provides scientific research and engineering solutions for complex problems.

2+ YOEBS/MS in CS/Software Eng; 2+ years experience or MS; proficient in Java, Python, Golang; web tech HTML/CSS/JS and frameworks (Angular, Vue, React); Agile, Git, CI/CD; strong documentation.

Java, Python, Golang, HTML, CSS, JavaScript, Angular, Vue, React, Git, CI/CD, Docker, Kubernetes, PostgreSQL, MySQL, Redis, MongoDB

1mo

Save

Mark Applied

Hide

1mo

Junior Developer

Rosslyn, Virginia, United States

OnsiteFull Time

ActioNet: Provides IT modernization and cybersecurity services for government agencies.

0+ YOEEntry-level software developer with 0–3 years of experience; strong foundation in programming; basics of Python, Java, or C#; familiar with Agile/Scrum; good communication and documentation skills; willingness to learn; Azure Dev/Cert preferred.

Python, Java, C#, Agile, Scrum, Azure, Microsoft Certified: Azure Developer Associate

Save

Mark Applied

Hide

Software Developer

Welcome, Maryland, United States

$75k-$102k/yr OnsiteFull Time

Space Ground System Solutions: Provides engineering services for satellite ground systems and space missions.

0+ YOE0-5 years software engineering experience; Linux environment proficiency; Java, Go, JavaScript, C/C++, Python knowledge.

Java, Go, JavaScript, C/C++, Python, Linux, Red Hat Enterprise Linux (RHEL), Docker, Kubernetes, Podman, Git, Bitbucket, Jira, HTML, CSS, React, REST, JSON, WildFly

Save

Mark Applied

Hide

Associate Software Engineer

Annapolis Junction, Maryland, United States

$176k-$226k/yr OnsiteFull Time

Intelliforce: Provides engineering and technical solutions for the intelligence community.

0+ YOEEntry-level software engineer with TS/Poly, US citizenship, CS degree or equivalent, and experience in AI/ML, AWS, C++, Python, or Golang.

Terraform, AWS, C++, Python, Golang, GPU-Enabled Applications, Large-Scale Streaming Data Analytics

2mo

Save

Mark Applied

Hide

2mo

Junior CNO Developer (Onsite)

Annapolis Junction, Maryland, United States

OnsiteFull Time

Nightwing: Provides cybersecurity and intelligence solutions for government agencies.

1+ YOEBachelor's degree or 4 years of related experience; 1 year programming in Assembly, C, C++, Java, Perl, or Python; 1+ year development in Windows/.NET or UNIX environments.

Python, C, C++, Java, Perl, Assembly, PowerShell, Bash, Visual Studio, .NET, Git, IDA Pro, Ghidra, OllyDbg

Save

Mark Applied

Hide

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

2mo

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

Summer 2026 Software Developer Internship

Annapolis Junction, Maryland, United States

$26-$35/hr OnsiteInternship, Full Time

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

0+ YOEC/C++, JavaScript, Java, Python software development; 0+ years experience; US citizenship.

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

2mo

Save

Mark Applied

Hide

2mo

AWS Connect Developer - Junior

Washington, District of Columbia, United States

HybridFull Time

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

2mo

Save

Mark Applied

Hide

2mo

Associate Software Engineer

Arlington or Mount Laurel

$72k-$114k/yr OnsiteFull Time

Innovative Defense Technologies: Develops automated software integration and testing solutions for defense.

0+ YOE0–2+ years backend development; BS in a related field; proficient in Python/Java/C++/C#; ability to travel; knowledge of SDLC; APIs and databases; distributed systems; security practices.

Python, Java, C++, C#

1mo

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

AWS Geospatial Software Engineer

Springfield or Chantilly or McLean or Reston

$87k-$198k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

5+ YOE5+ years software with cloud-first development; 5+ years backend (Java, Python, Go, C++), frontend (JavaScript/TypeScript/HTML/CSS); 3+ years geospatial data processing and spatial algorithms; 3+ years AWS services and cloud-native patterns; 3+ years Infrastructure as Code; containerization experience; TS/SCI with polygraph; Bachelor's degree.

Java, Python, Go, C++, JavaScript, TypeScript, HTML, CSS, AWS, ECS, EKS, Lambda, SQS, SNS, EC2, RDS, DynamoDB, IAM, Terraform, CloudFormation, CDK, Docker, Kubernetes

2mo

Save

Mark Applied

Hide

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

2mo

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

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

2mo

Save

Mark Applied

Hide

2mo

Intern - MOPS Software Development

Lanham, Maryland, United States

OnsiteInternship

AST SpaceMobileNASDAQ: ASTS: Building a space-based cellular broadband network for smartphones.

0+ YOEPursuing CS or aerospace engineering; strong Python; knowledge of CI/CD; junior-level; 14-week internship.

Python, C++, CI/CD tools, Git, Documentation tools, Automated testing frameworks, Confluence, Markdown

Save

Mark Applied

Hide

Software Engineering Intern II, Summer 2026

Arlington, Virginia, United States

$46k-$63k/yr OnsiteInternship, Temporary

BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.

0+ YOEUndergraduate student in Software Engineering, Computer Science, or Computer Engineering; programming experience in C, C++, Java, or Python; strong communication; self-motivated; eligible for US DoD security clearance.

C, C++, Java, Python

Save

Mark Applied

Hide

Software Engineering Intern II, Summer 2026

Arlington, Virginia, United States

$46k-$63k/yr OnsiteInternship

BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.

0+ YOEUndergraduate student in Software Engineering, CS, CE, or related field; programming in C, C++, Java, or Python; strong communication; self-motivated; eligible for US DoD security clearance.

C, C++, Java, Python, Git

1mo

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

Game Simulation Developer Intern

Fredericksburg, Virginia, United States

OnsiteInternship

Obsidian Solutions Group: Delivers technology-enabled and mission-oriented solutions to government agencies.

0+ YOEPursuing a Bachelor's or Master's in CS/Game Development/Software Engineering; experience with C#/C++/Python/JavaScript; familiarity with Unity or Unreal; strong problem solving; team, independent work; photo editing.

Unity, Unreal Engine, C#, C++, Python, JavaScript, Adobe Photoshop, Adobe Illustrator, Git

Save

Mark Applied

Hide

Software Engineering Intern II, Summer 2026

Arlington, Virginia, United States

$46k-$63k/yr OnsiteInternship, Full Time

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

0+ YOEEnrolled in undergrad program; programming in C/C++, Java, Python; strong communication; self-motivated; eligible for US DoD security clearance.

Git, Windows, Linux, C, C++, Java, Python

Save

Mark Applied

Hide

Summer Intern Software Engineering, CloudOps

Washington, District of Columbia, United States

OnsiteFull Time

The Washington Post: Provides daily newspaper publishing and digital news reporting services.

0+ YOEPursuing CS/SE with knowledge of data structures, algorithms; experience with Java, Python, JavaScript/TypeScript, Go, Ruby, or SQL; familiar with Git; cloud concepts (AWS, Azure, or GCP); containerization/CI/CD; databases; strong problem solving; collaboration.

Docker, AWS CDK, CloudFormation, Datadog, GitHub, Jenkins, CodePipelines, ECS, Load Balancers

Save

Mark Applied

Hide

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

1mo

Save

Mark Applied

Hide

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

Save

Mark Applied

Hide

Fifer University: Summer AI Internship

Washington, District of Columbia, United States

OnsiteInternship

CVP: Provides technology and strategy consulting services to federal agencies.

0+ YOERising college freshmen/sophomores/juniors in ANY degree; AI enthusiasts with project or hackathon experience; active GitHub; experience with GenAI for web/mobile apps; basic Python/JavaScript/Kotlin; prompt engineering; familiarity with AWS/Azure.

GitHub, Python, JavaScript, Kotlin, prompt engineering, LLMs, AWS, Azure, GenAI