6 systems software intern jobs at 6 companies in Wheaton, IL

3mo
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Software Engineer, Intern (Summer 2027)
Chicago or London
OnsiteInternship
Aquatic Capital Management
Aquatic Capital Management: Quantitative investment manager developing proprietary systematic trading strategies.
Pursuing BS, MS, or PhD in STEM with expected graduation Fall 2027–Spring 2028; strong Python/C++; knowledge of algorithms and systems; collaborative mindset; eager to learn software design and testing.
Python, C++, Git, Linux, Refactoring, Test Driven Development
5d
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Software Engineer Intern - Python, Summer 2027
Chicago, Illinois, United States
$145k/yr OnsiteIntern
Akuna Capital
Akuna Capital: Proprietary trading firm providing liquidity in global options markets.
Pursuing a bachelor’s, master’s, or Ph.D. in a technical field; graduating by Aug 2028; major GPA ≥3.5; legal U.S. work authorization on day one (including OPT/STEM); strong Python and distributed systems skills; strong problem-solving and communication.
Python
3w
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Software Integration Engineer
Oak Brook, Illinois, United States
OnsiteContract
FEV North America
FEV North America: Develops and tests propulsion systems and vehicle technologies.
3+ YOEBachelor's in CS/CE, 3+ years embedded software development, proficient in C/C++, Git, CI/CD for Yocto-based systems, Docker/VM, CMake; travel up to 10% domestic and international.
Yocto, C, C++, Git, CI/CD, Docker, VM, CMake, Qt, Polarion ALM, Atlassian Jira
3mo
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Quantitative Technologist (C++ Intern)
Chicago, Illinois, United States
OnsiteInternship
Radix Trading
Radix Trading: Proprietary firm focused on quantitative research and scientific trading.
0+ YOEStrong analytical skills; proficiency in C/C++; understanding of data structures, algorithms, and distributed systems; production software development experience; internship or research in finance/trading preferred.
C++, C, Data Structures, Algorithms, Distributed Systems, Software Architecture, Production Software Development
3w
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Senior AI Engineer
Chicago, Illinois, United States
$148k-$204k/yr RemoteFull Time
ActiveCampaign
ActiveCampaign: Provides automated marketing and customer relationship management software.
5+ YOE5+ years in software/platform/infrastructure engineering; experience building internal platforms, cloud deployments, observability, integrations, and AI agent/LLM workflows; strong system design and cross-functional communication.
LinkedIn Learning, Calm
1mo
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Internal Auditor I
Chicago or Richardson
$42k-$93k/yr HybridFull Time
Health Care Service Corporation
Health Care Service Corporation: Provides health insurance and managed care to millions of members.
Bachelor's in accounting/finance/business/health; knowledge of accounting, finance, manual system analysis, audit skills, word processing, spreadsheet and database software; strong communication, time/project management; willing to learn control and risk methodologies.