142 computer science intern jobs at 59 companies in Middlesex, NJ
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2026 Internship, Fall - Data Science
Morristown, New Jersey, United States
OnsiteInternship, Temporary
For-credit unpaid internship requiring proficiency in R and SQL, Microsoft Office, web scraping, strong communication, and enrollment in a mathematics, data science, or computer science program.
R, SQL, Microsoft Office Suite
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2026 Internship, Fall - Data Science
Morristown, New Jersey, United States
OnsiteInternship
Proficiency in R and SQL, Microsoft Office, web scraping; enrolled in a mathematics/data science/computer science program; strong communication and ability to create KPIs and algorithms in a sporting environment.
R, SQL, Microsoft Office Suite, Web Scraping
1w
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IT Intern
Bronx, New York, United States
$22/hr OnsiteInternship
Current college student in IT, computer science, or related field with basic Windows OS and Microsoft 365 knowledge, troubleshooting skills, communication ability, and independent time management.
Windows OS, Microsoft 365
1w
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Quantitative Software Developer Intern
New York City or London or Paris
$120k-$150k/yr OnsiteInternship
Undergraduate or graduate study in computer science or engineering; significant Python, C++, C, or Java experience; systems programming interest; Linux internals knowledge; communication and ownership skills.
Python, C++, C, Java, Linux, Git, MySQL
2w
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Investments Intern
Jersey City, New Jersey, United States
OnsiteInternship
Rising senior in finance/economics/computer science/investments; proficiency in Python, SQL, and advanced Excel; strong analytical and communication skills; willingness to pursue CFA preferred.
Python, SQL, Microsoft Excel, R, MATLAB, Bloomberg
1w
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Communications Intern
New York City, New York, United States
$18-$18/hr OnsitePart Time
Current college or graduate student; preferred major in political science, English, journalism, or communications, or pre-law. Requires writing, computer, research, organizational, and multitasking skills.
Twitter, Facebook
1mo
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Technology Intern
New York, New York, United States
$18/hr OnsiteFull Time, Part Time
Foundations in computer science/IT, AI literacy, cloud-native familiarity, basic cybersecurity knowledge, hardware and networking skills, ability to lift 30 lbs and stand for extended periods.
Zendesk
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Machine Learning Intern
Chicago or Washington or Tallahassee or Sarasota or Hartford or Nashville or Costa Mesa or San Jose or Atlanta or Boston or Burlington or Cleveland or Columbus or Dallas or Denver or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Knoxville or Lexington or Livingston or Plano or Louisville or Los Angeles or Miami or The Woodlands or New York City or Oakbrook Terrace or Sacramento or San Francisco or South Bend or Springfield or Tampa or Houston or Austin or Charlotte
$27-$42/hr OnsiteFull Time, Internship
Relevant majors include data science, computer science, mathematics, and natural or social sciences. Requires Python, Linux, Git, Docker, CI/CD, Kubernetes, modeling, and software development skills.
Python, Linux, Git, Docker, CI/CD, Kubernetes
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Administrative Intern
Middletown or Mount Vernon
OnsiteInternship, Part Time
Must be enrolled in a degree program granting internship credit in business administration, non-profit management, finance, computer science, human resources or related field; strong analytical, organizational, and communication skills; proficiency in Microsoft Office; ability to handle confidential information.
Microsoft Office
1d
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Software Engineering Intern
New York City, New York, United States
$2k/wk OnsiteInternship
Currently pursuing a bachelor's or higher in computer science or a related field, graduating Winter 2026 through Spring/Summer 2027; strong computer science fundamentals and full-time NYC availability for 12–16 weeks.
TypeScript, React, React Native, Next.js, Google Cloud, Firestore, Google Cloud Storage, Postgres, BigQuery, Data Studio
2w
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IT Intern (Fall Semester)
Florham Park, New Jersey, United States
OnsiteInternship
Currently pursuing an IT, computer science, or information systems degree; eligible for academic credit; basic Windows, Microsoft 365, and computer hardware knowledge; strong communication and problem-solving skills.
Microsoft Windows, Microsoft 365
5d
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Quantitative Developer Intern
London or New York City
$16k-$19k/mo OnsiteInternship
Penultimate-year Computer Science student seeking a quantitative development internship; experience with Python and C++ is relevant to the technology stack.
Python, C++
2w
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Software Engineer Intern - Winter 2027
New York City or Seattle or Los Angeles or Mountain View or San Francisco
$70/hr OnsiteInternship
Pursuing a bachelor's or master's in computer science, engineering, or a related field; 3.7 GPA minimum, introductory computer science coursework, and advanced programming experience.
Go, Python, Ruby, Java, Kotlin, C, C++
4d
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Software Engineer Intern
New York City, New York, United States
$50/yr OnsiteInternship
Pursuing a bachelor's or master's degree in computer science, engineering, mathematics, or quantitative finance; Python, SQL, programming fundamentals, and problem-solving skills required.
Python, SQL
3d
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External Planning Intern
Titusville, New Jersey, United States
$24-$53/hr HybridFull Time, Internship
Currently enrolled in a bachelor's or master's program in supply chain, finance, or computer science; authorized to work permanently in the U.S.; proficient in Microsoft Excel; reliable transportation required.
SAP, OMP, Microsoft Excel, ERP
3w
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Help Desk Intern
Parsippany, New Jersey, United States
$20-$23/hr OnsiteInternship, Part Time
Currently pursuing IT/Computer Science degree, able to work ≥25 hrs/week, strong communication and customer service, GPA 3.0 preferred, ability to travel to satellite offices, programming/networking a plus.
2w
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Machine Learning Intern
United Kingdom or United States or Canada or California or New York City or Washington
$111k-$167k/yr OnsiteMultiple Commitments Available
Current or recent PhD, or MSc, in computer science, mathematics, AI, or related field; ML model experience; deep learning knowledge; Python and ML stack skills; existing UK, US, or Canadian work authorization.
Python, PyTorch, NumPy, SciPy, scikit-learn, Transformers, C++, C#
6d
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Intern- Data Research
New York City, New York, United States
HybridInternship
0+ YOEEnrollment in a graduate program, final year of a bachelor's program, or completed university degree. Relevant coursework in analytics, computer science, economics, statistics, operations research, engineering, mathematics, data visualization, or analytics. No experience required.
Microsoft Excel, PowerPivot, Microsoft PowerPoint, Microsoft SQL, Power BI, SAP BusinessObjects, Tableau, Qlik
2w
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IT Support Intern - Summer 2027
New York City, New York, United States
$25/hr OnsiteInternship
Basic computer hardware and Windows knowledge, communication skills, initiative, and ability to lift up to 40 lbs. IT or computer science enrollment or graduation preferred.
Windows, Active Directory, Microsoft 365, Microsoft Exchange, Microsoft Teams, Microsoft OneDrive, Microsoft Entra ID, Atlassian Jira
1d
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Innovations Intern (Full Stack/Front End Engineering)
New York City, New York, United States
$25-$27/hr HybridPart Time, Internship
Current Computer Science or Data Science student with web or mobile programming proficiency, ReactJS and JavaScript experience, debugging ability, communication skills, and capacity to manage multiple deadlines.
ReactJS, JavaScript
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