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Junior Python Developer Jobs in Middletown, MD, US
270+ junior python developer jobs from 150+ companies hiring in Middletown, MD, US.
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Flight Operations Engineer_Junior
Greenbelt, Maryland, United States
HybridFull Time
3+ YOEEntry-level flight dynamics/operational support role requiring aerospace/physics/math background; 0-3 years experience; DoD Secret clearance eligible.
Python, MATLAB, STK, Windows, Linux, UNIX
3w
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Associate ASIC and/or FPGA Design and Verification Engineer
El Segundo or Huntington Beach or Fairfax
$99k-$133k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering or related field; ASIC/FPGA design/verification experience; SystemVerilog; hardware integration and test.
SystemVerilog, SystemVerilog Assertions, Palladium, UVM, Verilog, Python, Perl, Make, Linux, Git, SV, EDA Tools
3w
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Postdoctoral Position in Transient and Multi-messenger Astronomy Data Science
Greenbelt, Maryland, United States
$78k-$84k/yr HybridFull Time
PhD in astronomy, physics, or related field; strong data science, software development, data visualization, React/TypeScript, Python; experience with Apache Kafka and cloud computing preferred.
React, TypeScript, Python, Apache Kafka, Cloud computing
1d
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Software Development Intern
McLean, Virginia, United States
HybridInternship
0+ YOEPursuing a Bachelor’s or Master’s degree in CS/SE/Data Science; basic ML concepts; proficient in at least one language (Python preferred); familiarity with ML libraries; strong problem-solving and teamwork.
Python, Java, C++, TensorFlow, PyTorch, scikit-learn, Pandas, Matplotlib, Git, AWS, Azure, GCP
1w
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Cyber Software Engineering Intern
Herndon, Virginia, United States
OnsiteInternship
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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Senior Research Analyst
Arlington, Virginia, United States
HybridFull Time
PhD in social sciences or statistics with emphasis on research methods, or Master’s in applied statistics/economics with three years’ experience; strong statistical software skills (Stata; Python/R/GIS helpful); experience managing projects and junior researchers.
Stata, Python, R, GIS
1w
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Summer Intern, Site Engineering
Washington, District of Columbia, United States
OnsiteInternship, Full Time
0+ YOEPursuing a degree; experience with React, CSS, JavaScript, Python; frontend and backend interest; collaborative; on-site summer internship in DC.
React, CSS, JavaScript, Python, NodeJS
4w
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AI/ML Intern
Reston, Virginia, United States
OnsiteInternship
0+ YOEPursuing a degree in CS/Data Science/Engineering; strong Python/ML basics; ML pipelines; platform integration; good communication.
Python, PyTorch, Pandas, Hugging Face, REST, SDK, ServiceNow, Azure OpenAI
1mo
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Internship – Software Automation
Saxonburg, Pennsylvania, United States
$25/hr OnsiteFull Time
Internship in software automation; CS/Engineering/Math major; programming in C#, .NET, Python, JavaScript, LabView, Unity; SQL/database a plus; strong analytics.
C#, NET, Python, JavaScript, LabView, Unity, SQL
2mo
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University 2026 Talent Acquisition AI Product Engineering Intern
Mountain View or McLean or New York City or Tampa
OnsiteFull Time, Internship
Pursuing a Bachelor's or Master's in CS/Engineering/AI; strong Python and API skills; experience with automation/AI apps; familiarity with LLM prompting or orchestration; strong systems thinking.
Python, APIs, LLMs, AI frameworks, Workflow automation tools, Webhooks
2mo
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Research Assistant
Washington, District of Columbia, United States
$49k-$61k/yr OnsiteFull Time, Temporary
Bachelor’s in related field; experience with ASR in low-resource languages; Python and SQL; multicultural collaboration; English communication.
Python, SQL, NLP, ASR, LLMs, HuggingFace, AWS
1mo
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Software Engineering Internship 2026
Columbia, Maryland, United States
OnsiteInternship
Pursuing Bachelor's in engineering or computer science; GPA 3.0+; ability to obtain US DoD security clearance; strong communication and analytical skills; programming in MATLAB, Python, C++, Java; familiar with CAD and data analysis.
MATLAB, Python, C++, Java, Microsoft Office
4d
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Research Assistant
Washington, District of Columbia, United States
$23-$23/hr OnsiteFull Time, Temporary
0+ YOEBachelor's degree; <1 year experience; 35 hours/week; temporary (1 year); Python, behavioral testing, data analysis.
Python, Linux, PyControl
1mo
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Physical Scientist Technician I
Sterling, Virginia, United States
OnsiteFull Time
Bachelor's in meteorology or related field; upper air instrumentation; help desk experience; LabVIEW/MATLAB/Python; strong data analysis and reporting.
Excel, LabVIEW, MATLAB, Python, Ticketing systems, Instrumentation data interfaces
3mo
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Policy and Data Analysis Intern (San Francisco)
San Francisco or Washington
$24-$26/hr OnsiteInternship
0+ YOEPursuing or completed degree in engineering, economics, policy, transportation, environment, or energy; strong data analysis with Python or R; good communication in English.
Python, R, Excel, Pandas, SciPy, NumPy, Matplotlib, tidyverse
3w
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Research Associate
Washington, District of Columbia, United States
OnsiteFull Time
Analytical thinker with energy policy/analysis skills; proficient in Excel and/or Python/R; strong written and verbal communication; willing to travel up to 10%.
Excel, Python, R, Stata
4w
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Research Assistant, Economic Policy Studies
Washington, District of Columbia, United States
$50k-$54k/yr OnsiteFull Time
0+ YOEBachelor's in economics or mathematics; 0–2 years experience; proficiency in Stata, R, Excel; Python preferred; strong math/stats background; econometrics coursework.
Stata, R, Excel, Python
1w
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Associate AI Security Resident
Washington or San Francisco or Santa Monica or Pittsburgh or Boston
$90k-$177k/yr HybridFull Time
1+ YOETechnical security/engineering background; leadership experience; programming in Python/Java/C/C++; threat modeling; strong communication; policy analysis; collaboration; MS Office.
Python, Java, C/C++, Threat modeling, MS Office
1mo
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Summer Research Assistant (Internship)
Washington, District of Columbia, United States
$25/hr HybridInternship, Full Time
0+ YOEPursuing a degree in economics, public policy, business, or data analytics; strong written/verbal communication; Excel/PowerPoint proficiency; Python/R a plus; internship suitable for entry-level candidates.
Microsoft Excel, PowerPoint, R, Python
4d
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Post Masters RA - Human-Earth Systems & Science
College Park, Maryland, United States
$81k-$105k/yr OnsiteFull Time, Temporary
Master's degree required within 24 months or within 8 months of hire; strong writing, communication, and teamwork skills; background in energy/environment research; programming experience in R/Python/C++.
R, Python, C++
2w
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Strategic Research Fellow
Arlington, Virginia, United States
$26/hr HybridInternship
2+ YOEBachelor's degree; 0-2 years in research/strategy; strong analytic and writing skills; experience with data tools (Excel, R, Python, Tableau); proactive, curious, and able to engage leadership and external experts.
Excel, R, Python, Tableau
2w
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Post Doctoral Research Associate -1
Washington, District of Columbia, United States
$60k-$70k/yr OnsiteFull Time
PhD in Civil/Structural Engineering; expertise in structural health monitoring; experience with time-series data; MATLAB/Python; strong research and publication record.
MATLAB, Python, Machine Learning, Computer Vision, Time-series analysis, System identification, Signal processing
3d
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Clinical Pharmacometrician
Gaithersburg, Maryland, United States
$125k-$187k/yr OnsiteFull Time
0+ YOEPhD in pharmacometrics, pharmacokinetics, biostatistics or related field; 0-3 years industry experience; proficiency in NONMEM, Phoenix/NLME, R, SAS, Python, MATLAB; ability to work in a matrix environment; regulatory pharmacometrics knowledge.
NONMEM, Phoenix/NLME, R, SAS, Python, MATLAB
3w
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AI Alignment Fellow
Washington, District of Columbia, United States
$3k/bi-wk HybridTemporary
0+ YOEDoctoral degree in progress or conferred; strong background in algorithmic fairness; proficiency in Python/R; experience with AI research tools; knowledge of Lipschitz continuity and fairness definitions; ability to translate math to policy; collaborative, excellent communicator.
Python, R, Fairlearn, AIF360, Mathematica, SageMath
1mo
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Research Associate – Immigration Policy
Washington, District of Columbia, United States
$57k/yr HybridFull Time
Bachelor’s in economics/statistics/data science or quantitative field; internship/work experience; statistics experience; writing experience; proficiency with data analysis tools (Excel, Stata, R, Python, MATLAB); familiarity with Census microdata preferred.
Excel, Stata, R, Python, MATLAB
2w
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Raising National Climate Ambition Intern
Washington, District of Columbia, United States
$20-$24/hr HybridFull Time, Internship
Bachelor’s degree completed or near completion; strong research and data analysis skills; experience with Excel/R/Python; effective written communication; familiarity with climate policy.
Excel, R, Python
2mo
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Co-op - Computational Lab
Silver Spring, Maryland, United States
OnsiteMultiple Commitments Available
Enrolled in a Master’s or PhD program; onsite 40 hrs/week in Silver Spring, MD; modeling/simulation or ML skills; strong teamwork and communication; proficient in at least one of R, Python, Julia, MATLAB.
Python, R, Julia, MATLAB
2w
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Mechanical Engineering Intern
Chantilly, Virginia, United States
OnsiteFull Time, Internship
0+ YOEEnrolled in BS, MS, or PhD in STEM; strong teamwork; experience with CAD, programming, and FEA; 6+ months project experience.
3D CAD, SolidWorks, Autodesk Inventor, MATLAB, Python, FEA, Femap, ANSYS
2mo
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Intern (Application Development)
Reston, Virginia, United States
$19-$23/hr RemoteFull Time
Pursuing a degree in Computer Science, Software Engineering, Information Systems or related field; strong communication and technical writing; team collaboration; detail-oriented; able to work independently.
HTML, CSS, JavaScript, .NET, Python, C#, Java, Node.js, Okta, OAuth 2.0, OpenID Connect, Azure DevOps, Git, AWS, GitHub Copilot, Cursor
6d
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Intern - Year Round (Data Engineering)
Vienna, Virginia, United States
$21-$36/hr OnsiteInternship
0+ YOEPursuing a degree; Python/SQL experience; knowledge of data engineering concepts, APIs, and cloud development; strong research and problem solving; able to work independently and in a team.
Python, SQL, APIs, Cloud
2w
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Software Engineering Associate Consultant (Graduating Dec 2025- Summer 2026)
Charlotte or Reston or Richmond
HybridFull Time
0+ YOEEntry-level software engineering role; bachelor’s or accelerated master’s in CS/CE/IT with graduation Dec 2025 or Spring/Summer 2026; internship/ project experience; strong communication and analytical skills.
Java, NET, CSharp, Python, Go, Android, iOS, JavaScript, React, Angular, Node.js, AWS, GCP, Azure
1mo
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Research and Development Analyst
Chevy Chase, Maryland, United States
$75k-$160k/yr HybridFull Time
Proficient in R (Python a plus); SAS/SQL; cloud databases; Excel; data analysis and modeling for insurance products.
R, Python, SAS, SQL, Excel, Cloud databases
2mo
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Intern - Undergraduate
Herndon, Virginia, United States
$16-$17/hr OnsiteInternship
0+ YOEPursuing or completed bachelor’s in CS/engineering/data science; 0-1 years software/AI experience; strong AI/ML coursework; internship preferred.
Java, Python, SQL, PostgreSQL, Git, IDEs, Prompt Engineering, LLMs, Machine Learning
2mo
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Hardware Development Intern - Electrical
Ashburn, Virginia, United States
OnsiteInternship
0+ YOEPursuing a bachelor’s or master’s in CS or EE; strong Python with hardware interaction; LTSpice; UART/I2C; Raspberry Pi/Arduino; Git; VS Code; US citizenship.
Python, LTSpice, Git, VS Code, Altium, Raspberry Pi, Arduino, UART, I2C, Microcontrollers
1w
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Research Summer 2026 Intern - Fire Safety Research Institute
Columbia, Maryland, United States
OnsiteFull Time
Bachelor’s student in a related field; strong interest in safety, research, and non-profit sector.
Excel, Python, LabView
3w
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Post Doctoral Researcher - HRC0015382
Baltimore, Maryland, United States
OnsiteFull Time
Postdoctoral researcher position in astronomy-related research; full-time; located in Baltimore, MD.
Python, MATLAB, R, LaTeX
1mo
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Applied Researcher I (AI Foundations, LLM Customization, Finetuning, Reinforcement Learning)
McLean or Cambridge or New York or San Jose
OnsiteFull Time
PhD in Electrical/Computer Engineering, Computer Science, AI, Mathematics, or related fields; or MS with 2+ years applied research experience; expertise in AI foundations, LLMs, finetuning, RL; strong publications and open-source contributions.
Python, PyTorch, AWS, Hugging Face, Lightning, VectorDBs
4w
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Entomology and Biostatistics Intern (Summer 2026)
Baltimore or Anne Arundel County or Montgomery County
$25/hr HybridInternship, Full Time
Degree in entomology/biological/environmental sciences or relevant coursework; statistics/geographical analysis exposure; comfortable outdoors; valid driver's license; able to work in lab and field.
Excel, Google Sheets, R, Python, ArcGIS
1mo
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Research Assistant: Policy Center (onsite)
Washington, District of Columbia, United States
$50k-$55k/yr OnsiteFull Time
Bachelor’s in Middle East studies or related field; research experience; strong organizational, analytical, and communication skills; Arabic preferred.
Python, Stata, Excel
1mo
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Scientist I, Protein & Structural Biology
Gaithersburg, Maryland, United States
$117k-$129k/yr OnsiteFull Time
1+ YOEPhD in Biochemistry or related field; 1 year of relevant research experience; expertise in protein structure modeling and related lab techniques.
I-TASSER, Python, Linux, RT-PCR, qPCR, multicolor flow cytometry, immunohistochemistry, protein crystallization, protein expression, assay design
HiringCafe market data
Junior Python Developer Jobs market signals in Middletown, MD, 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
270+
Hiring companies
150+
Fresh sample
60% new in 30d
Salary visibility
58% show pay
Companies appearing in this market
Southeastern Universities Research AssociationHoward UniversityInstitute for JusticeNational Fair Housing AllianceOverview EnergyPacific Northwest National LaboratoryThe Washington PostUL Research Institutes
Work location mix in visible results
Onsite: 33Hybrid: 16Remote: 1