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Startup Software Development Intern Jobs in Illinois

R&D Engineering Intern

Chicago, IL · On-site

$17.25 - $22.50/hr

... D software (SolidWorks or equivalent) for rapid prototyping. ● Data analysis & visualization ... Please include your name and "R&D Engineering Intern" in the subject line Page 2

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Startup Software Development Intern information

See Illinois salary details

$8

$16

$23

How much do startup software development intern jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for startup software development intern in Illinois is $16.51, according to ZipRecruiter salary data. Most workers in this role earn between $13.99 and $18.65 per hour, depending on experience, location, and employer.

What is the difference between Startup Software Development Intern vs Startup Software Engineer?

AspectStartup Software Development InternStartup Software Engineer
Required CredentialsTypically pursuing or recent graduate in CS or related fieldBachelor's or higher in CS or related field, possibly with experience
Work EnvironmentEntry-level, learning-focused, mentorship-drivenFull-time, project-driven, collaborative teams
Employer & Industry UsageStartups, tech companies, internships for skill developmentStartups, tech firms, core team members
Search & Comparison IntentUnderstanding internship roles, entry points into startupsCareer progression, full-time opportunities

The main difference between a Startup Software Development Intern and a Startup Software Engineer lies in experience, responsibilities, and employment status. Interns are typically students or recent graduates gaining initial industry exposure, while engineers are full-time professionals contributing to ongoing projects. Internships serve as learning opportunities, whereas engineers are integral team members driving product development.

What does a startup software development intern do?

A Startup Software Development Intern assists with coding, testing, and implementing software projects under the guidance of experienced developers. Their tasks may include debugging code, participating in team meetings, learning new technologies, and helping to build and improve web or mobile applications. In a startup environment, interns often gain exposure to multiple aspects of the software development lifecycle and may work on a variety of projects. This role provides hands-on experience and a chance to contribute to real products in a fast-paced, innovative setting.

What are the key skills and qualifications needed to thrive as a startup software development intern, and why are they important?

To thrive as a Startup Software Development Intern, you need a solid understanding of programming fundamentals, familiarity with software development life cycles, and enrollment or completion of a computer science or related degree. Experience with version control systems like Git, cloud platforms, and popular programming languages (e.g., Python, JavaScript) is often required. Adaptability, eagerness to learn, and strong teamwork and communication skills are essential soft skills in startup environments. These qualities enable interns to contribute effectively, handle rapid changes, and maximize learning in the fast-paced, collaborative world of startups.

What types of projects and responsibilities can a startup software development intern expect to work on, and how do these contribute to their professional growth?

As a Startup Software Development Intern, you’ll typically work on a mix of real-world projects such as building new features, fixing bugs, and contributing to product prototypes. Startups often have small, agile teams, so interns are given significant responsibility and autonomy early on. You’ll likely collaborate with senior engineers, product managers, and sometimes even the founders, gaining hands-on experience in the full software development lifecycle. This exposure not only sharpens your technical skills but also helps you develop problem-solving abilities and a strong understanding of startup culture, which can accelerate your future career in tech.

What are popular job titles related to Startup Software Development Intern jobs in Illinois?

For Startup Software Development Intern jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Startup Software Development Intern jobs in Illinois look for?

The top searched job categories for Startup Software Development Intern jobs in Illinois are:

What cities in Illinois are hiring for Startup Software Development Intern jobs?

Cities in Illinois with the most Startup Software Development Intern job openings:

Campus Software Engineer (Intern)

Jump Trading

Chicago, IL

$250K/yr

Full-time, Internship

Re-posted 7 days ago


Job description

Jump Trading Group is committed to world class research. We empower exceptional talents in Mathematics, Physics, and Computer Science to seek scientific boundaries, push through them, and apply cutting edge research to global financial markets. Our culture is unique. Constant innovation requires fearlessness, creativity, intellectual honesty, and a relentless competitive streak. We believe in winning together and unlocking unique individual talent by incenting collaboration and mutual respect. At Jump, research outcomes drive more than superior risk adjusted returns. We design, develop, and deploy technologies that change our world, fund start-ups across industries, and partner with leading global research organizations and universities to solve problems.

Core Development is a global team of technologists who lean into the cutting edge of agentic development to architect, build and maintain our world-class trading platform From optimizing our core trading engine to building custom hardware, we leverage the latest agentic tools to deliver the infrastructure that drives our trading and business needs.

What You'll Do:

Our software engineering internship is an intensive 10-week experience with our technology team that designs, codes, tests, and maintains our distributed trading system and one of the world's largest supercomputers.

You will be working side by side with our experienced software engineers and will receive ongoing coaching from a dedicated mentor throughout the summer. Our internship program is the primary way we identify top young software engineers for our core development team, and it's a proven path for earning full-time opportunities at Jump. 

Over the course of the summer, you will take on projects working on production code and gain experience with our full-cycle process for development, testing, and release using Agile methodologies. You will apply your programming and analysis skills to contribute to our real-time large-scale, high-performance trading platform and related infrastructure. 

Other duties as assigned or needed

Skills You'll Need:

  • Hands-on experience and a high level of proficiency in one or more of the following:
    • C++ development on Linux platform
    • Python development on Linux platform
  • Strong understanding of data structures and threading models
  • Ability to work with a team in a fast-paced environment, deploying new software daily
  • Passion for solving complex problems and learning to build optimal solutions from scratch, instead of simply assembling things from existing libraries
  • Interest in using knowledge from several areas -- such as hardware, networking, OS design -- to produce extremely high-performance software 
  • Reliable and predictable availability 

Also Helpful, but Not Required:

  • Past internship or job experience in a software development role is a plus
  • Advanced coursework in algorithms, network programming, operating systems, compilers 
  • Experience with AI tools like Claude Code in a real work environment

* No finance or economics study or work experience required  

INTERNATIONAL STUDENTS are encouraged to apply. We accept students eligible for CPT/OPT and we sponsor work visas for full-time positions

The estimated base salary for this role is $250,000 per year.