Actuarial Senior Software Engineer, Mainframe

Northwestern Mutual
Milwaukee, WI, United StatesFull-time$118,960–$178,440Posted Sep 1, 2026

About the role

About the Role

The Actuarial Software Engineering team at Northwestern Mutual is responsible for creating and improving systems that ensure the company can meet its financial obligations 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.

As an Actuarial Senior Software Engineer, you will contribute to our mainframe team, with a focus on the financial reporting systems. Working with calculations related to customer premiums, claim payments and reserve calculations requires a comfort level with math, eye for details, and a strong sense of prioritization. Your NM product knowledge and ability to translate technical and business terms will provide you with a strong foundation for your direct client interactions.

This is an excellent place to start within this group, will help you build a foundation of knowledge about our risk products, and from there you can either stay mainframe focused or grow into other business application areas and other technologies. Regardless, you’ll be part of a team that plays a crucial role in ensuring this great company continues to do great things for its customers.

What You'll Do in the Role

Work with subject matter experts and technical peers to translate business needs into software engineering projects.

Leverage technical experience to develop, create, and implement software changes that meet business needs.

Provide guidance and leadership to less experienced software engineers.

Strive to continually improve our core systems, with a focus on delivering excellence to the business experts who rely on your work.

Multiply the talent of your teammates by sharing your experiences and learnings and fostering a positive team focused atmosphere.

Establishes, aggregates, and shares team standards and best practices within department.

Utilizes working relationships across teams within their division.

What You'll Bring to the Role

Bachelor's Degree in a technical field or equivalent experience.

4-5 years professional experience required.

Experience developing and supporting mainframe-based applications preferred.

Experience with JCL, PL/I, SAS or similar 4th generation tool ideal

Experience with SQL desired.

Experience with professional change management concepts and tools (e.g. ChangeMan, ServiceNow, Control-M)

Strong problem-solving skills.

Capable of communicating between product, engineering, and the business.

Manages own time to meet objectives.

Ability to perform peer reviews on code and design.

Solid understanding of design patterns and architecture.

Skills You Have

Accountability

Analytical Thinking

Business Application

Learning Agility & Critical Thinking

Software Development

Software Problem Solving

Technical Problem Solving

#LI-Hybrid

Compensation Range:

Pay Range - Start:

$118,960.00

Pay Range - End:

$178,440.00

Geographic Specific Pay Structure:

Structure 110:

$130,880.00 USD - $196,320.00 USD

Structure 115:

$136,800.00 USD - $205,200.00 USD

We believe in fairness and transparency. It’s why we share the salary range for most of our roles. However, final salaries are based on a number of factors, including the skills and experience of the candidate; the current market; location of the candidate; and other factors uncovered in the hiring process. The standard pay structure is listed but if you’re living in California, New York City or other eligible location, geographic specific pay structures, compensation and benefits could be applicable, click here to learn more.

Grow your career 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 that welcomes talented individuals of all backgrounds. 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.

Responsibilities

  • Work with subject matter experts and technical peers to translate business needs into software engineering projects.
  • Leverage technical experience to develop, create, and implement software changes that meet business needs.
  • Provide guidance and leadership to less experienced software engineers.
  • Strive to continually improve core systems, focusing on delivering excellence to business experts.
  • Share experiences and learnings to foster a positive team atmosphere.
  • Establish, aggregate, and share team standards and best practices.

Qualifications

  • Bachelor's Degree in a technical field or equivalent experience.
  • 4-5 years professional experience required.
  • Experience developing and supporting mainframe-based applications preferred.
  • Experience with JCL, PL/I, SAS or similar 4th generation tool ideal.
  • Experience with SQL desired.
  • Strong problem-solving skills.
  • Capable of communicating between product, engineering, and the business.

Skills mentioned

System DesignSQLDatabase DesignSoftware TestingDebuggingPerformance OptimizationData AnalysisStatistical AnalysisStatistical ModelingSystems Engineering

About Northwestern Mutual

At Northwestern Mutual, our financial advisors are ready to meet you where you are and stay with you long-term. Get financial clarity with a people-first plan designed to uncover new opportunities and potential blind spots. The right time to plan is right now. With $265.0 billion in assets under management, $28.1 billion in revenues, and over $1.8 trillion in life insurance protection in force, we've served more than 4.5 million people through our life, disability income, and long-term care insurance, annuities, brokerage, advisory services, trust services, and discretionary portfolio management solutions. Our wealth management company and investment services manage over $125 billion in client assets. We're proud to support our growing field force of financial advisors across the country, as well as our corporate office employees in Milwaukee and New York. As we continue to grow, we believe diversity makes us stronger in shaping the future of financial security. Explore career opportunities with us: https://jobs.northwesternmutual.com/. Financial representatives and interns are independent contractors, not Northwestern Mutual employees. https://www.northwesternmutual.com/social-media-guidelines

Financial Services5,001-10,000 employeesMilwaukee, WI