Software Development Intern- Fall 2026

The Role This internship role focuses on the development of a web application, offering exposure to C#, asp.net core, REST APIs, React and UI testing framework. Additional opportunities may include working with C/C++ Microsoft Azure, and other modern web technologies. Responsibilities involve designing and implementing features, collaborating with QA and fellow developers, participating in regular team meetings, and presenting progress and findings to the broader team. Your Responsibilities: Develop and enhance the web UI of our core application using React, integrating with C#, ASP.NET Core, and web APIs, in collaboration with QA and senior developers. Collaborate on developing features that are released to and used by real-world production systems Contribute to day-to-day coding, debugging, testing, and team meetings, ensuring high-quality implementation and alignment with project goals. Gain exposure to additional technologies such as Microsoft Azure, and other modern web tools, with opportunities to present progress and findings to the broader team. Time Commitment: This internship is a full-time seasonal position that requires significant time commitment and is not typically completed at the same time as college coursework. Our interns are available to work during standard business hours (8:30a – 5p, Monday – Friday) and willing to work extended full-time hours (at least 37.5+ hours per week). What an Internship with Milliman Can Offer You: The opportunity to work on real projects that deliver value for our clients. You will have the opportunity to work with an experienced navigator who will guide and mentor you throughout the development process. Hybrid work arrangements (3 days per week in the office) provide you with the opportunity for in-person connection with your colleagues and a larger intern cohort. Professional development opportunities, including weekly Lunch & Learn sessions to help you learn more about the work of our firm. Our downtown Chicago offices offer easy access to public transportation, a variety of dining options, and numerous cultural attractions giving you the chance to be immersed in the city. Our intern program serves as our talent pipeline for post-grad hiring, with interns making up the majority of the new hire additions to our team. Job Knowledge, Experience Skills Job Knowledge Required: Pursuing a bachelor’s or master’s degree in computer science or a related field. Demonstrated academic and/or professional progress in software development. Experience with REST APIs and JavaScript Familiarity with C# and/or databases (preferred). Experience and Soft Skills Required: Strong verbal and written communication skills Ability to balance independent work with effective teamwork. Can complete project deliverables, meet deadlines, and ensure compliance with quality procedures Self-motivated individuals with a sense of intellectual curiosity and a results-oriented work ethic. Location Candidates hired into this role will be required to work in-person in the Milliman office in Chicago, IL on a weekly basis, but flexible work arrangements will be considered. Compensation The salary range for this role is $23 - $46 per hour depending on a combination of factors, including, but not limited to, education, relevant work experience, qualifications, skills, certifications, location, etc. Benefits We offer competitive benefits which include the following based on plan eligibility: Employee Assistance Program (EAP) – Confidential support for personal and work-related challenges. 401(k) Plan – When an employee reaches 1,000 hours worked within 12 consecutive months, they become eligible for a 401(k) plan that includes a company matching program and profit-sharing contributions. Paid Time Off (PTO) – Begins accruing on the first day of work; Interns, Temporary, and Seasonal Employees will earn PTO each pay period, based on 1 hour for every 30 hours worked. Transportation – Pre-tax savings for eligible transit and parking expenses. #LI-SL1 Equal Opportunity All qualified applicants will receive consideration for employment, without regard to race, color, religion, sex, sexual orientation, national origin, disability, or status as a protected veteran.