24 software developer summer intern jobs at 11 companies in Peekskill, NY

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Software Engineer Intern - Summer 2027
New York City, New York, United States
$25/hr OnsiteInternship, Temporary
Trillium
Trillium: Provides proprietary trading services and market surveillance software solutions.
Computer science, CIS, mathematics, or related degree completed or in progress; Python, C++, and C# proficiency; algorithms, data structures, analytical, collaboration, and software development skills.
Python, C++, C#
3w
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Summer Intern 2027 - Software Developer
New York City, New York, United States
$300k/yr OnsiteInternship
Five Rings
Five Rings: Proprietary trading firm developing quantitative strategies for global markets.
Internship requiring Python proficiency (required), C or C++ and Linux preferred; strong communication and analytical skills; summer program participation.
C, C++, Linux, Python
4d
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Software Engineer Intern (Foundation Platform) - 2027 Summer
San Jose or Los Angeles or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Currently pursuing an undergraduate or master's degree in software development, computer science, computer engineering, or a related technical field; experience with Python, Java, Golang, C#, or C++.
Python, Java, Golang, C#, C++
4d
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Software Engineer Intern - Summer 2027
New York City or Seattle or Los Angeles or Mountain View or San Francisco
$70/hr OnsiteInternship
Atoms
Atoms: Building robotics and software to automate physical world industries.
Pursuing a bachelor's or master's in computer science, engineering, or related field; minimum 3.7 GPA, introductory computer science coursework, and advanced programming experience.
Go, Python, Ruby, Java, Kotlin, C, C++
3h
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Software Engineer Intern - Summer 2027 (DV Commodities)
New York, New York, United States
$50/hr OnsiteInternship, Full Time
DV Trading
DV Trading: Proprietary trading firm providing liquidity to global financial markets.
Currently pursuing computer science, computer engineering, or related degree; proficient in C++ or Python; able to navigate existing codebases; skilled with AI coding tools and quantitative problem-solving.
C++, Python
1w
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2027 Technology, Data, AI & Ventures Summer Internship Program - Software Engineer Intern
New York City, New York, United States
$30-$35/hr HybridInternship, Full Time
New York Life
New York Life: Provides life insurance, retirement income, and investment solutions.
Undergraduate or graduate student in a technical field (CS, AI, ML, SE, EE, math, physics), strong programming skills (C,C++,Java,C#), Linux/Windows proficiency, data structures and algorithms knowledge, authorized to work in the U.S., available full-time for an 11-week summer internship.
Linux/Unix, Windows, C, C++, Java, C#
2w
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Software Engineering Intern (Summer 2027)
New York City, New York, United States
$4k-$6k/wk OnsiteFull Time
Quadrillion Labs
Quadrillion Labs: Building an agentic research intelligence platform for computational analysis.
Current undergraduate at a US or Canadian university; strong engineering skills in Python or React; full-stack or backend experience; ability to move quickly in zero-to-one environments.
Python, React
2w
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Summer 2027 Software Engineering Intern
New York, New York, United States
$180k/yr OnsiteInternship
PDT Partners
PDT Partners: Systematic hedge fund using quantitative models for global trading
Current bachelor’s, master’s, or PhD student in a rigorous technical field; strong programming, data structures, and algorithms; communication and problem-solving skills.
1w
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2027 Technology, Data, AI & Ventures Summer Internship Program - Software Engineer Intern
New York, New York, United States
$30-$35/hr HybridFull Time
New York Life Insurance
New York Life Insurance: Providing life insurance, annuities, and long-term investment solutions.
Pursuing a bachelor's or master's in CS/AI/ML/SE/EE/math/physics; proficiency with Linux/Unix and Windows and one language (C,C++,Java,C#); eligible to work in the U.S.; available full-time May–Aug; hybrid (3 days/week NYC).
Linux, Unix, Windows, C, C++, Java, C#
1w
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Software Engineering Intern [Spring/Summer 2027]
New York City, New York, United States
$11k/mo OnsiteInternship
Melius
Melius: AI-native creative canvas for agents to generate visual content.
Pursuing CS degree or equivalent; strong TypeScript skills; experience with LLMs/agents, CRDTs, and frontend/backend frameworks; built real projects or shipped product work.
Next.js, CRDT, NestJS, MikroORM, Postgres, Temporal, Turbopuffer, TypeScript, React Flow, Yjs, LLMs
1mo
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Quantitative Developer Intern - Summer 2027
New York City or Chicago
$4k-$6k/wk OnsiteInternship
Tower Research Capital
Tower Research Capital: Global quantitative trading firm developing automated algorithmic strategies.
Currently enrolled degree student in CS, math, physics, EE or related; proficient in C++ or Python; working knowledge of Linux/Unix; strong problem-solving and communication skills; interest in financial markets.
C++, Python, Linux/Unix, FPGA
1w
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2027 Code for Good Hackathon - Software Engineer Program - Summer Internship – United States
Chicago or Columbus or Houston or Jersey City or New York City or Palo Alto or Plano or Wilmington or Tampa or Brooklyn
$46-$60/hr OnsiteInternship, Full Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
Pursuing a bachelor’s or 5th-year master’s in CS-related field with graduation Dec 2027–Jun 2028; ability to write secure code, collaborate across teams, use automation and AI tools, and be authorized to work in the U.S.
HackerRank
4w
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Software Engineering Internship (C++ or Python) – Summer 2027
Austin or Chicago or New York City or Singapore or London
$6k/wk OnsiteInternship
Hudson River Trading
Hudson River Trading: A quantitative firm using technology to trade global financial markets.
Full-time undergraduate student graduating 2028, programming experience in Python/C/C++, strong problem solving and communication skills, eligible for full-time roles in 2028.
Python, C, C++