Python Developer Jobs in Hanover, PA, US

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Python Developer

Woodlawn, Maryland, United States

$144k-$197k/yr OnsiteFull Time

Social Security Administration: Manages federal retirement, disability, and survivor social insurance.

1+ YOEDesign and develop large-scale Python applications with ML/LLM, data processing with NumPy/Pandas, performance analysis, collaboration, TDD, Git, SQL, security, agile practices, and cloud deployment.

Python, NumPy, Pandas, Git, Bitbucket, Visual Studio Code, PostgreSQL, MongoDB, SQL, Splunk, Dynatrace, AWS, Azure, Jenkins

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Python Developer

Fort Meade, Maryland, United States

OnsiteFull Time

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

7+ YOEBachelor's degree in Computer Science or related; 7+ years SWE experience; TS/SCI clearance with polygraph; strong Python; NiFi or Elasticsearch a plus.

Python, NiFi, Elasticsearch

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Senior‑Level Python Developer (Python, C++)

Annapolis Junction, Maryland, United States

$155k-$175k/yr OnsiteFull Time

IDS International: Global training, logistics, and security for government agencies.

8+ YOEBachelor’s degree in computer science; 8+ years relevant experience; Python, C++, Spark; Jupyter Notebooks; JIRA, Confluence, Git/GitLab; knowledge of customer tools; active TS/SCI with Polygraph.

Python, C++, Spark, Jupyter Notebooks, JIRA, Confluence, Git/GitLab

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2mo

CNO Python Software Engineer

Hanover, Maryland, United States

OnsiteFull Time

ManTech: Delivers technology and cybersecurity solutions to national security agencies.

7+ YOETS/SCI w/ Poly required; 7+ years of programming with BS or 11+ years with HS; Python, JSON/YAML, OOP, version control; experience in CNO context and testing.

Python, JSON, YAML, Git, Subversion, Confluence, Jira

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Python Software Engineer (TS/SCI with Polygraph)

Annapolis Junction, Maryland, United States

$150k-$200k/yr OnsiteFull Time

Red Alpha: Provides software engineering and data science for defense missions.

7+ YOE7+ years software engineering; BS in CS or related field; Linux CLI; Bash; Python; Rust or willingness to learn; NoSQL (MongoDB); Docker; Kubernetes; Helm; RabbitMQ; GitLab CI; Ansible; Git; TS/SCI with polygraph

Linux, Bash, Python, Rust, MongoDB, Docker, containerd, Kubernetes, Helm, RabbitMQ, GitLab CI, Ansible, Git, PostgreSQL, Jira, Confluence

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Senior Python Software Engineer

Linthicum Heights, Maryland, United States

$170k-$260k/yr OnsiteFull Time

GliaCell Technologies: Providing software and systems engineering for the intelligence community.

6+ YOEActive TS/SCI with Polygraph clearance; U.S. citizenship; 6+ years software engineering with MS in CS (or 8+ years with BS), or 10+ years with AA, or 12+ years with high school diploma; strong communication and independent work skills.

Python, Docker, Django, Flask, MongoDB, MariaDB, REST, JSON, XML, Jira, Confluence, Git, AWS

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Junior Software Engineer (Python)

Columbia, Maryland, United States

$115k-$160k/yr OnsiteFull Time

Visionist: Provides software engineering and data analytics for national security.

3+ YOEBachelor's degree in a technical field; 3 years software development; strong Python; production applications; AI concepts; Kafka; collaboration with analysts.

Python, PydanticAI, LangGraph, Apache Kafka, Elasticsearch

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GenAI Python Systems Engineer-Manager

Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Rochester or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Houston or New York or Philadelphia or Phoenix or Portland or Raleigh or Greensboro or Hartford or Miami

$99k-$232k/yr OnsiteFull Time

PwC: Providing audit, tax, and management consulting services to businesses.

5+ YOE5 years of experience; strong skills in Python, SQL, Docker; cloud experience (AWS/Azure/GCP); data architecture and engineering; leadership responsibilities.

Python, SQL, Docker, AWS, Azure, GCP, Terraform, CloudFormation, LLM, Prompt Engineering, Snowflake, Databricks

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Senior Software Engineer, Python

Linthicum, Maryland, United States

OnsiteFull Time

CyberMaxx: Provides managed detection and response cybersecurity services to organizations.

5+ YOE5+ years Python3, 2+ years MySQL, REST APIs, data science basics; Django and ML packages a plus.

Python, MySQL, RESTful APIs, Django, Keras, TensorFlow

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Cyber SWE - Python / Antenna

Fort Meade, Maryland, United States

OnsiteFull Time

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

4+ YOEDoD TS/SCI with Poly, BS in Computer Science or related field, 4+ years software engineering experience; Python, Linux; hardware/embedded knowledge preferred.

Python, Linux

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SOFTWARE ENGINEER - Python/RUST - 7+ yrs of Experience - TS/SCI w/Poly clearance is required - ID

Fort Meade, Maryland, United States

$172k-$206k/yr OnsiteFull Time

Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.

7+ YOE6-10 years of software development experience; TS/SCI with Poly clearance required; Python and Rust; Unix/Linux; containerization; CI/CD; Git; RDBMS/NoSQL; cloud a plus.

Python, Rust, Linux, Bash, MongoDB, PostgreSQL, Docker, Kubernetes, Helm, RabbitMQ, GitLab CI, Ansible, Git, Spring, Kafka, CI/CD, Jenkins, J2EE

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1mo

Frontend Developer

Columbia, Maryland, United States

$87k-$182k/yr OnsiteFull Time

CACINYSE: CACI: Provides information technology and professional services to government clients.

7+ YOE7+ years SWE; TS/SCI with polygraph;Bachelor in CS or related; front-end testing/development; React; Robot Framework; Python/Java/C++; required

React, Robot Framework, Python, Java, C++

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Test Engineer

Annapolis Junction, Maryland, United States

$87k-$198k/yr HybridFull Time

Booz Allen HamiltonNYSE: BAH: Provides management and technology consulting to government and commercial clients.

1+ YOEExperience with automated testing, Python development, DevOps, and CI/CD; TS/SCI clearance with polygraph.

Python, PyTest, unittest, nose2, doctest, Robot, tox, hypothesis, CI/CD, Splunk, Jenkins

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CNO Developer

Fort Meade, Maryland, United States

$77k-$163k/yr OnsiteFull Time

Nightwing: Provides advanced cyber and intelligence solutions for national security.

5+ YOE5-7 years in C/C++ and Python; strong knowledge of networks and OS internals; experience with binary analysis tools; able to design and develop software with minimal oversight.

C/C++, Python, IDA Pro, Ghidra

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1mo

Back End Developer/Engineer (MBI Clearance)

Columbia, Maryland, United States

$120k-$140k/yr HybridMultiple Commitments Available

iCallidus: Provides information technology and cybersecurity services to federal agencies.

7+ YOE7+ years back-end development; proficient in Java, Python, .NET, Node.js; REST/microservices; databases; cloud platforms; secure coding; MB I clearance preferred.

Java, Python, NET, Node.js, PostgreSQL, MySQL, MongoDB, SQL Server, REST, Microservices, AWS, Azure, GCP, OWASP

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Application Developer/Reverse Engineer

Annapolis Junction, Maryland, United States

$70k-$190k/yr OnsiteFull Time

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

12+ YOETS/SCI clearance with polygraph; 12 years' experience with B.S. or 10 years with M.S.; dataflow pipelines; NiFi; containerization; Linux development; Atlassian tools; Python/Go/Java; open-source tool deployment; SIGINT knowledge; 4+ years dataflow

NiFi, Jira, Confluence, Python, Go, Java, OpenTelemetry, OpenObserve, Svelte

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2mo

Senior Software Developer

Hanover, Maryland, United States

OnsiteFull Time

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

20+ YOETwenty years of software development; multi-language proficiency (Java, Python, Rust, C++, Golang); Top Secret/SCI with Poly clearance.

Java, Python, Rust, C++, Golang, Docker, Kubernetes

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Full Stack Developer

Lebanon, Pennsylvania, United States

$40k-$250k/yr OnsiteFull Time

Design Works: A design and marketing agency providing branding and web services.

Experience in full stack development; strong HTML, CSS, JavaScript; backend with Node.js, Python, or Ruby on Rails; databases; Git; problem-solving.

Node.js, Python, Ruby on Rails, JavaScript, HTML, CSS, Git, MySQL, MongoDB

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Software Developer

Annapolis Junction, Maryland, United States

$87k-$198k/yr OnsiteFull Time

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

5+ YOE5+ years of full-stack development; Go, Python, Node.js or C#; SQL/graph DBs; Docker/VMware; RESTful APIs; CI/CD; security best practices; Secret clearance; Bachelor’s degree or 8+ years experience in lieu.

Go, Python, Node.js, C#, PostgreSQL, MySQL, MongoDB, DynamoDB, Docker, VMware, RESTful APIs, CI/CD, Git

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Senior Forward Deployed Engineer (React/Angular + Python + SQL)

Columbia, Maryland, United States

$140k-$150k/yr OnsiteFull Time

Blend360: Provides data science, AI, and marketing consulting services.

6+ YOE6+ years production experience; strong React/Angular, Python, and SQL; leadership and stakeholder communication.

React, Angular, Python, SQL, CI/CD, Docker, Testing

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Full Stack Developer

Baltimore, Maryland, United States

$124k-$170k/yr RemoteFull Time

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

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ME00587-Agile Developer 5

Annapolis Junction, Maryland, United States

$160k-$220k/yr OnsiteFull Time

Momentum Engineering: Provides engineering and technical services for national security missions.

Senior Agile Developer to lead a 15-20 person team; strong AWS, Spring, Python, CI/CD, and microservices expertise; TS/SCI clearance required.

AWS, Spring, Python, OpenSearch, ElasticSearch, Microservice architecture, CI/CD tools, Maven, Gitlab, GitOps, Kubernetes, Docker, OAuth/OIDC, Cyprus, Cucumber

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2mo

NLM Software Developer

Rockville, Maryland, United States

$105k-$132k/yr OnsiteFull Time

Ripple Effect: Provides professional consulting and scientific support to federal agencies

9+ YOE6+ years of software development experience; full SDLC; strong programming in C++, Python, Java, JavaScript, R; databases MySQL, PostgreSQL, MongoDB, ElasticSearch; Agile/DevSecOps; strong problem-solving and communication.

C++, Python, Java, JavaScript, R, Bash, MySQL, PostgreSQL, MongoDB, ElasticSearch, Jupyter Notebooks, GitHub, GitLab, CI/CD

1mo

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1mo

Embedded Developer Level 1

Annapolis or Fort Meade

OnsiteFull Time

Adaptic: Software and systems engineering services for government defense agencies.

5+ YOETS/SCI with Polygraph; Bachelor's degree; 5+ years embedded development; C/C++ and Python; low-level programming in Windows/Linux/RTOS; full lifecycle involvement.

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

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Software Engineer 1 (API)

Hanover, Maryland, United States

OnsiteFull Time

Quevera: Software engineering and cloud solutions for government and defense.

Python development with Django/Flask, REST endpoints, and database experience (MongoDB/MariaDB); cloud and containerization skills preferred.

Python, Django, Flask, MongoDB, MariaDB, REST, Microservices, Swagger, AWS, Docker, Visual Studio Code, JSON, XML, Jira, Confluence, Git, Agile

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Sr Software Engineer

St. Paul or Atlanta or Hartford or Hunt Valley

$139k-$230k/yr HybridFull Time

TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.

5+ YOEFive years of programming/development experience; AWS, Python and .NET; GenAI familiarity; strong leadership and communication skills.

AWS, Python, C#, GitHub Copilot, Claude

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2mo

Application Developer I

Rockville, Maryland, United States

$65k-$82k/yr OnsiteFull Time

MOM's Organic Market: Operates a chain of environmentally focused organic grocery stores.

2+ YOEBachelor's in related field or equivalent experience; 2+ years software development; proficient in Java, JavaScript, HTML, CSS, SQL, Python; ML frameworks; Google Suite; grocery retail experience.

Java, JavaScript, HTML, CSS, SQL, Python, Machine Learning frameworks, Google Suite, Microsoft Office, Mac OS, Windows OS

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Data Engineer

Carlsbad or Germantown or Englewood or Tempe

$136k-$253k/yr OnsiteFull Time

ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.

5+ YOE5+ years software development with Java/Scala/Python/C/C++. SQL knowledge. Linux, Docker, Git/CI-CD. Cloud (AWS/GCP/Azure). BS in a related field.

Java, Scala, Python, C/C++, Linux, Docker, Git, CI/CD, PostgreSQL, MySQL

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2mo

Back-End Developer, Senior/Mid- JCC2-JCO

Lackland Air Force Base or Fort Meade

OnsiteFull Time

Semper Valens Solutions: Provides systems engineering, software development, and technical support services.

7+ YOEBachelor's degree; 7-10 years in software development; backend web development; Python and PostgreSQL; RESTful API; DevSecOps; cloud experience.

Python, PostgreSQL, Jira, AWS, Kubernetes, Docker, Java, OpenJDK, Ansible, Packer, Maven, REST API, Red Hat, SQL, CI/CD

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Software Engineer (665381)

Baltimore, Maryland, United States

$34-$59/hr OnsiteFull Time

Johns Hopkins Health System: Provides clinical care, medical research, and health education services.

4+ YOEDevelop, maintain, and support enterprise applications; four years of experience; strong in Java/C#/Python/JavaScript/TypeScript; Bachelor’s degree in CS or related field.

Java, C#, Python, JavaScript, TypeScript

1mo

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1mo

Software Engineer - Entry Level

Annapolis Junction, Maryland, United States

$90k-$112k/yr OnsiteFull Time

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

0+ YOEActive TS/SCI with Polygraph; Linux development experience; Python/C++/Java/JavaScript proficiency; SDR/geospatial skills desirable.

Python, C++, Java, JavaScript, Linux, Git, Jira, Confluence

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Software Engineer

Warrenton or Denver or Fort Meade

OnsiteFull Time

Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.

Strong Java skills; full-stack development; experience with Java, JavaScript/TypeScript, Python, Angular, ELK stack; BS in CS/CE/EE; TS/SCI with poly; CI/CD experience.

Java, JavaScript, TypeScript, Angular, React, Elasticsearch, Python, REST, Docker, Kubernetes, Helm, Redis, NoSQL, SQL, Android

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Software Engineer

Annapolis Junction, Maryland, United States

$150k-$185k/yr OnsiteFull Time

Peterson Technologies: Engineering firm providing data and cyber solutions for defense.

7+ YOEDevelop, maintain, and enhance software systems; require TS/SCI with polygraph eligibility; 7+ years of software engineering experience; bachelor's degree or 11+ years without a degree; Java, AWS, Python; MongoDB preferred.

Java, AWS, Python, MongoDB

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Software Engineer Level 5

Annapolis Junction, Maryland, United States

OnsiteFull Time

Base-2 Solutions: Delivers engineering and technology services for national security.

TS/SCI with CI Poly; backend developer with Python, FastAPI, PostgreSQL; Elasticsearch; API and data engineering experience; scalable, high-performance systems.

Python, FastAPI, PostgreSQL, Elasticsearch

2mo

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2mo

Staff iOS Engineer

Columbia, Maryland, United States

$165k-$200k/yr HybridFull Time

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

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Junior Computer Scientist/Engineer

Aberdeen, Maryland, United States

$75k-$131k/yr OnsiteFull Time

ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.

2+ YOEBachelor's in engineering or related field with 2 years software development experience; programming in Python/C++/Java; SECRET clearance required.

Python, C++, Java, Cloud platforms

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Software Developer

Columbia, Maryland, United States

OnsiteFull Time

V2XNYSE: VVX: Integrated mission lifecycle support for global defense operations.

Active TS/SCI clearance required; Bachelor's degree in Computer Science/IT/Mathematics or equivalent; Python or OO language experience; Linux or equivalent OS administration/automation.

Python, Bash, Linux, Windows, MacOS, Embedded systems

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Senior Back End Developer

Lackland AFB or Fort Meade

OnsiteFull Time

Titan Technologies: Provides IT solutions and services to government agencies.

10+ YOEDoD TS clearance required; TS/SCI preferred; 10+ years software development; 5+ years backend web development; 10 years relational databases and RESTful APIs; 5 years Python and PostgreSQL; 5 years Jira; 5 years web testing; 5 years leading software programs; 3 years AWS, Kubernetes, RedHat Linux; 5 years with five of: PostgreSQL, RDS, Exodus, Pyth...

Python, PostgreSQL, Docker, Ansible, Terraform, AWS, Kubernetes, OpenStack, Java, Puppet, Chef, Maven, OpenJDK, REST APIs, Git

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Data Engineer

Carlsbad or Germantown or Englewood or Tempe

$141k-$222k/yr OnsiteFull Time

ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.

5+ YOE5+ years software development with Java/Scala/Python/C/C++, SQL DBMS, Linux, Docker, Git/CI/CD; cloud familiarity (AWS/GCP/Azure); strong analytical skills; BS in a related field; US citizenship required; travel up to 10%

Java, Scala, Python, C, C++, PostgreSQL, MySQL, Oracle, Linux, Docker, Git, CI/CD, AWS, GCP, Azure, Kafka, Spark