Top 9 software engineer intern Jobs in chicago il

Software Engineering Intern - Margins
Peak6 —Chicago, IL
- Up to $50 an hour
- Hybrid work
- Computer science
- Computer Science
- Bachelor of Science
- Health savings account
- Health insurance
Web Development Intern
EM Search Consulting, LLC. —Chicago, IL
- Part-time
- Office
- JavaScript
- No degree
- Opportunities for advancement
Quantitative Technologist (C++ Intern)
Radix Trading University Job Board —Chicago, IL
- Multiple hires
- Office
- Internship
- Communication skills
Software Engineering Internship (Backoffice Team) - Summer 2026
Gelber Group —Chicago, IL
- $25 an hour
- Temporary
- Computer Science
- Office
- Java
Software Engineer Internship (Technical Operations Team) - Summer 2026
Gelber Group —Chicago, IL
- $25 an hour
- Temporary
- Computer Science
- Office
- JavaScript
Sofware Developer Intern OR Student Co-Op
World Book Inc. —Chicago, IL
- $18 - $27 an hour
- Email
- Hybrid work
- Computer Science
- Software troubleshooting
- Research
- Health insurance
- Dental insurance
Quick Apply
Fall Software Development Intern
Altom Transport —Hammond, IN
- Full-time
- Azure
- Computer Science
- AWS
Quick Apply
6d
Software Developer - Fall Internship 2026
Al Warren Oil Company Inc. —Bensenville, IL
- Azure
- Computer Science
- AWS
Quick Apply
7d

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Software Engineering Intern - Margins

Peak6 -
Chicago, IL

Apply Now

Job Details

Internship
Up to $50 an hour

Benefits

Health savings account
Health insurance
Dental insurance
Tuition reimbursement
Paid time off
Parental leave
Employee assistance program
Vision insurance
401(k) matching
Lunch & learns

Qualifications

Software engineering
Writing skills
Database software proficiency

Full Job Description

Apex Fintech Solutions

Chicago, Illinois, United States of America

WHO WE ARE

Apex Fintech Solutions (Apex) powers innovation and the future of digital wealth management by building tech-forward solutions that help simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech software enables us to support clients such as Stash, Betterment, SoFi, Webull, and eToro, amongst many others; collectively, Apex powers access to the stock market for over 22+ million end customers.

At Apex, we are changing how the securities industry operates by reinventing the status quo, which was manual, slow, and accessible only by the ultra-wealthy. We're digitizing and democratizing systems so that everyone has an opportunity to invest.

When you're at Apex, you drive this change. You're part of a global team with a clear vision: to be the trusted technology that powers the digital economy. Our offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila are home to over 1,000 employees.

Together, we’re shaping the future of financial innovation. Embrace change. Solve big. Win together. And be G.R.E.A.T. — grit, results, empathy, accountability, and teamwork — with Apex.

We’re proud to be recognized for the innovative work we do, the purpose-driven nature of our work, and the collaborative culture we’ve created. Here are just a few of the many awards we’ve recently received:

Best Places to Work

2026, 2025, 2024, 2023 - Presented by BuiltIn

WealthTech of the Year

2025 - Presented by US FinTech Awards

The World’s Top 250 Fintech Companies

2024 - Presented by CNBC

ABOUT THIS ROLE

Apex Fintech Solutions is looking for a Software Engineering Intern with unbounded potential for a development team on the front lines of Apex's high-volume, high-availability trade clearing suite. We partner with some of the industry's hottest next-generation stock trading products. You'll be at the center of rapidly scaling services that will test your limits.

This role offers a hands-on opportunity to contribute to the ongoing development of the Margins system, a critical part of the Apex Ascend platform. You'll collaborate with experienced engineers to add new features and enhance support for this system while gaining valuable real-world experience with modern technologies and building scalable and reliable software solutions. You will assist in developing secure and reliable gRPC and REST APIs for system integrations and learn to work with relational databases like PostgreSQL for efficient data storage and querying. The ideal candidate should have the ability to write code in Java/Python or demonstrate a strong willingness to learn

Have you been waiting on the opportunity to gain hands-on experience in the fintech industry? Now's your chance.

What you will do:

Design, develop, test, deploy, maintain and improve software.

Learn from and apply design techniques and coding standards coached by our Senior Engineers.

Build resilient, self-scaling, self-healing services that allow you to sleep through the night.

Support the production systems that you build. This includes build, deployment (CI/CD), and monitoring (Grafana, Prometheus, PagerDuty).

Writing high-quality, well-tested code. Maintaining high code-quality standards across your team via code reviews.

What you can expect:

A highly collaborative environment where everyone is focused on outcomes that build momentum for Apex to reach its goals.

A culture that values a test-centric approach to software development where 100% unit test coverage is the expectation.

End-to-end ownership of what you deploy. From documentation to service-level objectives, your team is ultimately responsible for the health of your products.

Contribute to and benefit from a culture of continuous learning.

Access to mentors, generous policies regarding attending industry conferences and book reimbursement, regular lunch and learns.

Quarterly 2-day hackathons.

An environment committed to using the right tool to get the job done.

Work that matters.

The skills you'll need to succeed:

Currently pursuing a BA, BS, MS, PhD degree in Computer Science, Engineering or related technology field

Experience with SQL & Java

0 - 2+ years of experience as a software developer or similar job roles.

Ability to learn new technologies (languages, tools, frameworks) quickly.

Excellent verbal and written communication skills.

Financial services background is a plus.

Preferred skills:

Have a real passion for software engineering, as demonstrated by previous internships, work experience, projects, or publications

Familiarity with application of common design patterns

Interested in backed or full stack software development

Either previous knowledge in financial markets or a strong interest in learning

#enginering #intern

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Our Rewards

We offer a robust package of employee perks and benefits, including healthcare benefits (medical, dental and vision, EAP), competitive PTO, 401k match, parental leave, and HSA contribution match. We also provide our employees with a paid subscription to the Calm app and offer generous external learning and tuition reimbursement benefits. At AFS , we offer a hybrid work schedule for most roles that allows employees to have the flexibility of working from home and one of our primary offices.

Salary Range

$0-$50

The annual base salary range for this position is noted above. Exact compensation offered may vary depending on job-related knowledge, skills, experience, and office location.

EEO Statement

Apex Fintech Solutions is an equal opportunity employer that does not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, veteran status, marital status, or any other protected characteristic. Our hiring practices ensure that all qualified applicants receive fair consideration without regard to these characteristics.

Disability Statement

Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We are dedicated to ensuring equal employment opportunities and providing reasonable accommodations to qualified individuals with disabilities. If you require reasonable accommodations to participate in the application or interview process, please submit your request via the Candidate Accommodation Requests Form. We will work with you to provide the necessary accommodations to ensure your full participation in our hiring process.

Apply Now

Refine Your Search

software engineer intern jobs in chicago il

Software Engineering Intern - Margins

Web Development Intern

Quantitative Technologist (C++ Intern)

Software Engineering Internship (Backoffice Team) - Summer 2026

Software Engineer Internship (Technical Operations Team) - Summer 2026

Sofware Developer Intern OR Student Co-Op

Fall Software Development Intern

Software Developer - Fall Internship 2026

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Apex Fintech Solutions

Chicago, Illinois, United States of America

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