Software Engineering Intern, Summer 2026

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Milwaukee, WI
Hybrid
Fintech • Insurance • Financial Services
Start-Up Vibes with The Stability of a Fortune 100 Company.
The Role
Internship candidates can expect a fulltime onsite internship program, running from June 1, 2026 to August 7, 2026.
Carefully selected from universities across the country, our interns bring distinctive ideas and perspectives to our organization. Our employees are passionate about building our emerging talent and future leaders. In addition to their day-to-day tasks, interns participate in professional development workshops, senior leadership Q&A's, volunteer initiatives, networking/social events, and more!
Software Engineering Intern
The Actuarial Software Engineering team at Northwestern Mutual is responsible for creating and improving systems that ensure the company can meet its financial promises to its customers, employees, and field representatives. These systems are financial in nature, centered on risk products and benefit plans, and based on the professional knowledge of the actuary. The applications are varied, generally are mathematical in nature, and involve working in close partnerships with technical peers and actuarial business experts.
The assignment will be converting applications that are using old sign-on technology to the new Single Sign On (SSO) standard. In addition, new mainframe rest service API's will be built to retrieve data from the mainframe. To excel in this role, you need to be passionate about software craftmanship and eager to understand the insurance business.
Bring Your Best! What this role needs. Minimum qualifications
  • Pursuing a bachelor's degree in software engineering, Computer Science, Mathematics or related field from an accredited college or university
  • Cumulative grade point average of 3.0 or higher
  • Previous work or classroom experience with C#, JSON, Git. Mainframe experience a plus.
  • Employer immigration sponsorship is not available for this role.

Preferred skills and Proficiencies
  • Previous software engineering internship and/or relevant project experience.
  • Effective oral and written communication skills.
  • Demonstrated analytical and problem-solving ability.
  • High degree of self-motivation, passion, and a strive to learn.
  • Ability to balance multiple priorities.

Next steps
We encourage you to apply! Once your application is reviewed, if selected to move forward, our UR team members will reach out for a call, where we will learn more about you and share internship opportunities aligning to your interests and abilities and share any next steps of our recruiting process.
Who we are
Northwestern Mutual has been helping families and businesses achieve financial security for over 160 years through a distinctive planning approach that integrates risk management with wealth accumulation, preservation, and distribution. With more than $290 billion in assets, $30 billion in revenues and more than $1.9 trillion worth of life insurance protection in force, Northwestern Mutual delivers financial security to more than 4.6 million clients. People are the power behind Northwestern Mutual, and diversity makes us better. NM is committed to reflecting and serving the marketplace. We do so by attracting and improving the engagement of those who bring their outstanding perspectives, ideas, and beliefs. At Northwestern Mutual, people matter. And you'll be working for a company that's consistently voted among the "most admired" in the nation. We invite you to explore your career interests with us.
#LI-Hybrid
Compensation Range:
Pay Range - Start:
$16.50
Pay Range - End:
$30.00
We believe in fairness and transparency. It's why we share the salary range for most of our roles. Internship salaries are determined based on academic tenure and major. The standard pay structure is listed.
Build a strong career foundation with a best-in-class company that puts our clients' interests at the center of all we do. Get started now!
Northwestern Mutual is an equal opportunity employer who welcomes and encourages diversity in the workforce. We are committed to creating and maintaining an environment in which each employee can contribute creative ideas, seek challenges, assume leadership and continue to focus on meeting and exceeding business and personal objectives.
FIND YOUR FUTURE
We're excited about the potential people bring to Northwestern Mutual. You can grow your career here while enjoying first-class perks, benefits, and our commitment to a culture of belonging.
  • Flexible work schedules
  • Concierge service
  • Comprehensive benefits
  • Employee resource groups

What the Team is Saying

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The Company
HQ: Milwaukee, WI
8,400 Employees
Year Founded: 1857

What We Do

You’ll Like It Here

At Northwestern Mutual, we believe that our lives and our work matter. And that doing what’s right is good for everyone. We follow through by designing tech that improves the community and cultivating creative ways to make finance accessible anywhere. These guiding principles have allowed our company to grow for more than 160 years.

Here, you’ll be with a team who emphasizes integrity and prioritizes security to design experiences that better everyone. You’ll work in cross functional teams to create optimal solutions that are rooted in innovative strategy and thoughtful execution. And you’re provided development tools and opportunities to become a leader all with the support of a collaborative team. You’ll be surrounded in a culture that values innovation and works to always evolve to stay ahead of trends and client needs.

We are intentional in seeking out team members who will challenge us. Our employees choose us for the career opportunities, commitment to philanthropy and desire to have a meaningful impact in the lives of our clients. You have career passions and goals. We have ambition and opportunity for you to grow your future in tech. Discover today: https://careers.northwesternmutual.com/

Why Work With Us

We invest in our people. We know careers are about choices, so we provide intentional opportunity. Here you can build creative ways to make finance accessible anywhere and revolutionize traditional processes. As a mutual company, our focus is our people — whether professional development or investments in the community. 

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Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We offer a flexible, hybrid approach for our employees . Teams are in the office a few days a week and work from home the others.

Typical time on-site: Flexible
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