25 software engineer intern jobs at 19 companies in Illinois

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
4d
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Software Developer Intern
Chicago, Illinois, United States
$225k/yr OnsiteInternship
DRW
DRW: Technology-driven principal trading firm operating in global financial markets
Pursuing BS/MS/PhD in CS, CE, Physics, Math, ML or related; experience with network/multi-threaded programming; strong algorithms and OOP; skills in C++, Python, or Java; strong problem-solving and communication.
C++, Python, Java, TCP/IP
2w
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Software Engineer Intern (Summer 2027 - Chicago)
Chicago, Illinois, United States
$80k/yr OnsiteInternship
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Student in CS or CE on track to graduate Dec 2027–Jun 2028; proficient in C++, Python, or Java; strong CS fundamentals, problem-solving, and collaboration skills.
C++, Python, Java
1mo
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Computer Graphics Software Developer Intern
Champaign, Illinois, United States
$23-$26/hr OnsiteInternship
Brunswick
BrunswickNYSE: BC: Designs and manufactures marine engines and recreational boats.
US work authorization; enrollment in a BS in Computer Science; portfolio; Python and C++; game engine experience; basic CG knowledge; willingness to explore new techniques.
Python, C++, game engine, CG rendering techniques
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
1w
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Campus Software Engineer (Intern)
Chicago, Illinois, United States
$250k/yr OnsiteInternship
Jump Trading
Jump Trading: Global proprietary trading firm specializing in algorithmic and high-frequency strategies
Proficiency in C++ or Python on Linux, strong data structures and threading knowledge, coursework or experience in algorithms/OS, reliable availability, collaborative team skills.
C++, Python, Linux, Claude Code
2w
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Software Engineer Intern - Summer 2027
Chicago, Illinois, United States
$200k/yr OnsiteInternship
IMC
IMC: Global trading firm providing liquidity to financial markets.
0+ YOECurrent university student graduating Sep 2027–Jul 2028 pursuing CS/Engineering/related degree; strong algorithms and data structures knowledge; proficiency in a programming language (Java or C++ preferred); able to start June 7, 2027.
Java, C++
4d
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Software Engineer Intern - C++, Summer 2027
Chicago, Illinois, United States
$145k/yr OnsiteIntern
Akuna Capital
Akuna Capital: Proprietary trading firm providing liquidity in global options markets.
Pursuing a technical degree, graduating by Aug 2028, legal U.S. work authorization, experience with modern C++ and related tooling; strong problem-solving and communication skills.
C++20, C++23, C++, perf, gprof, vtune, Python, shell, GDB, Valgrind, AddressSanitizer
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
1mo
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Senior Software Engineer, Fabric Networking - GPU
Santa Clara or Colorado or Illinois or Arizona or California or Massachusetts or United States
$152k-$288k/yr HybridFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
5+ YOE5+ years experience; BS/MS/PhD or equivalent; strong C/C++ and debugging skills, shell scripting; experience with device-driver interfacing, OS/kernel internals, Linux/Windows, multi-threading, networking (Ethernet/IB), and virtualization (KVM/QEMU/Hyper-V).
C, C++, Shell, Python, Perl, Linux, Microsoft Windows, KVM, QEMU, Microsoft Hyper-V, CUDA, Ethernet, IB
1mo
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Backend / Frontend Developer Intern
Chicago, Illinois, United States
OnsiteInternship
Prospect Equities
Prospect Equities: Provides residential and commercial real estate brokerage and leasing services.
0+ YOEInternship seeking motivated, detail-oriented students skilled in frontend or backend development.
JavaScript, TypeScript, React, REST APIs, AWS, PostgreSQL, MongoDB, Elasticsearch, Java, Spring Boot, JUnit, AWS
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++
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
1w
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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
2w
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Program Engineer
Illinois or Germany or Liechtenstein or Hungary or China or United States or Brazil or Mexico
OnsiteFull Time
thyssenkrupp
thyssenkruppFrankfurt Stock Exchange: TKA: Global industrial group providing engineering and materials solutions.
2+ YOEBachelor's degree required, 2 years project management experience, knowledge of AIAG/APQP, ERP/MRP and PLM software, Microsoft Office (Project preferred), strong communication, math/statistics skills, and occasional international travel (up to 10%).
ERP/MRP software, Product Lifecycle Management (PLM) software, Microsoft Office, Microsoft Project
3d
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UIUC Research Park Intern - Machine Learning Compiler
Champaign, Illinois, United States
$25-$40/hr OnsitePart Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
Must be a University of Illinois Urbana-Champaign student pursuing BS/MS/PhD in engineering-related field; strong C++ and Python; knowledge of ML compilation, deep learning, computer vision or NLP; strong math and software fundamentals; available 20 hrs/wk (Fall/Spring) and 40 hrs/wk (Summer).
C++, Python
1mo
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AI Automation Engineer
Massachusetts or Illinois or British Columbia or Washington
$130k-$180k/yr HybridFull Time
Later
Later: Provides software for social media scheduling and influencer marketing.
Experience building AI-powered automations and internal tools; strong AI tooling, API integration, and cross-functional collaboration.
LLMs, Agents, RAG, APIs, Scripting, No-code/Low-code, Python
1mo
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Engineering Intern / Co-op
Chicago, Illinois, United States
$35-$55/hr OnsiteFull Time, Internship
OceanComm
OceanComm: High-speed wireless acoustic modems for underwater video and data.
Actively enrolled STEM student (EE/CompE/MechE or related), full-time on-site for minimum 12 weeks, proficiency in C/C++/Python and Git, strong fundamentals in software or hardware, U.S. person requirement.
C, C++, Python, Git, TypeScript, Vue, ROS2, SystemVerilog, UVM, cocotb
2mo
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Manager, Platform Engineering
Chicago, Illinois, United States
$141k-$233k/yr HybridFull Time
Options Clearing Corporation
Options Clearing Corporation: Clearing and settlement for equity derivatives and options.
7+ YOE3+ MgmtAgile experience with Product Owner focus; platform-as-product approach; DevOps background; hands-on with Internal Developer Portals (Backstage); strong tooling and GitOps skills; Kubernetes and AWS experience.
Backstage, GitOps, Terraform, GitHub Actions, Kubernetes, Helm, AWS, VPC, Security Groups, EC2, RDS, S3, KMS, IAM, CI/CD, Node.js, TypeScript, React, Python, Splunk
2w
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Development Manager
Willowbrook, Illinois, United States
OnsiteFull Time
Sepire
Sepire: Provides secure printing, mailing, and multi-channel communication services.
Proven experience managing software teams, strong technical understanding of architecture, integrations, and data workflows, experience with internal and offshore teams, strong communication and problem-solving, and ability to improve engineering delivery and reduce technical debt.
Microsoft .NET, Microsoft SQL Server, APIs, Microsoft Azure

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