6 software developer summer intern jobs at 6 companies in Texas

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2w
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Software Engineer Intern (Summer 2027 - Austin)
Austin or Chicago
OnsiteInternship
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Student pursuing BS/MS/PhD in Computer Science or Computer Engineering (graduating Dec 2027–Jun 2028), proficient in C++, Python, or Java, strong CS fundamentals and problem-solving, ability to work in fast-paced team environment.
C++, Python, Java
1mo
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Software Developer Internship (Summer 2027)
Austin, Texas, United States
OnsiteInternship
Quantiq
Quantiq: Proprietary high frequency derivatives trading firm.
Pursuing degree with expected graduation Dec 2027–Jun 2028; proficient in Python and/or C++; familiar with TCP/IP and UDP; strong communication and problem-solving skills.
C++, Python, TCP/IP, UDP
2mo
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Software Engineering / Data Science Intern
Irving, Texas, United States
OnsiteMultiple Commitments Available
BSI Financial Services
BSI Financial Services: Provides mortgage servicing and loan management solutions.
Summer internship focusing on building MVPs from POCs; production-grade data pipelines; AI-assisted coding tools.
Claude Code, Cursor, GitHub Copilot, Databricks, dbt, PySpark, Azure Data Factory, SQL, React, Streamlit, Retool, GitHub, Jira, Claude Code, Cursor
4d
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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++
6d
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Summer 2027 Undergraduate Internship - FidHacks (Westlake, TX)
Westlake, Texas, United States
HybridFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Current undergraduate pursuing bachelor's, availability for a full-time 10-week summer internship, technical coursework or project experience, strong communication and collaboration skills.
Java, Python, C, HTML, CSS, JavaScript, Angular, APIs, Mongo DB, MySQL, SQL, PostgreSQL, Tableau, Power Bi
1w
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Product Development Internship Program - Summer 2027
McLean or Plano
$99k-$109k/yr HybridFull Time, Internship
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
Currently pursuing a bachelor's degree or higher with expected completion by Aug 2028, must continue in same course after internship; preferred majors include CS, MIS, Business, Economics, Engineering, Math, Physics; interest/experience in product, software, data, or engineering preferred.