Senior Staff Software Engineer, R&D - IntelliScript (Remote)

What We Do

Milliman IntelliScript is a group of a few hundred experts in fields ranging from actuarial science to information technology to clinical practice. Together, we develop and deploy category-defining, data-driven, software-as-a-service (SaaS) products for a broad spectrum of insurance clients. We’re a business unit within Milliman, Inc., a respected consultancy with offices around the world.

Candidates who have their pick of jobs are drawn to IntelliScript’s entrepreneurial and collaborative culture of innovation, excellence, exceptional customer service, balance, and transparency. Every single person has a voice in our company, and we challenge each other to push the outer limits of our full, diverse potential. And we’ve shown sustained growth that ensures you’ll have room to grow your skillset, responsibilities, and career.

Our team is smart, down-to-earth, and ready to listen to your best ideas. We reward excellence and offer competitive compensation and benefits. Visit our LinkedIn page for a closer look at our company, and learn more about our cultural values here.

Milliman invests in skills training and career development and gives all employees access to a variety of learning and mentoring opportunities. Our growing number of Milliman Employee Resource Groups (ERGs) are employee-led communities that influence policy decisions, develop future leaders, and amplify the voices of their constituents. We encourage our employees to give back to their varied professions, including leadership in professional organizations. Please visit our website to learn more about Milliman’s commitments to our people, diversity and inclusion, social impact, and sustainability.

What this position entails

The Senior Staff Software Engineer will play a pivotal role in shaping the future of our organization by driving early-stage innovation and zero-to-one development of new products and capabilities. As a key member of our R&D team, this role focuses on transforming ideas into working solutions - rapidly developing MVPs, testing concepts, and iterating based on real user feedback. Working across ambiguous problem spaces, you’ll translate emerging opportunities and evolving business needs into solutions that help us quickly determine what delivers value.

Operating in a dynamic, experimental environment, this role balances strategic thinking with hands-on execution. It requires navigating ambiguity, continuously testing assumptions, and using rapid feedback loops to refine ideas and uncover scalable opportunities. The position plays a critical role in identifying product-market fit and shaping new offerings - helping define the next generation of solutions that will drive long-term growth. As a senior technical leader, you will take a realistic approach that keeps business needs, security requirements, architectural vision, and end-user expectations in mind, set technical direction for the team, and effectively communicate with business stakeholders while collaborating across functional teams.

What you will be doing

• Lead the design, development, and iteration of MVPs, prototypes, and early-stage solutions to explore new product and capability opportunities
• Rapidly test ideas by building lightweight implementations and getting them in front of users for feedback
• Translate ambiguous problem spaces and emerging needs into tangible technical solutions
• Continuously refine concepts through experimentation, data, and user insights to determine what delivers value
• Build and deploy solutions primarily within AWS, leveraging cloud-native services to enable rapid development and iteration
• Experiment with AI-driven approaches both as a tool for faster delivery and as a core component of new product features
• Provide technical leadership within a small, cross-functional team to shape and validate new ideas and approaches
• Partner with technical and non-technical stakeholders across business units to gather feedback, validate assumptions, and ensure focus on solving the most valuable problems
• Balance speed and quality by applying appropriate engineering practices for early-stage development
• Drive technical decisions and architectural direction that enable fast iteration while supporting future scalability, building scalable solutions and infrastructure
• Support deployment of prototypes and early solutions to enable real-world testing and learning
• Set best practices for R&D that enable us to deliver software that is easily adopted by the organization upon handoff
• Responsibly self-manage workload given project priorities, deadlines, and deliverables, and help guide the priorities of others on the team
• Serve as a subject matter expert and mentor, educating and consulting with internal teams on new and emerging technologies, including AI-driven development approaches

What we need

• 12-15+ years of relevant software engineering experience
• Advanced experience with an array of technologies, including C#, React, and SQL-based databases
• Cloud development experience, preferably with AWS
• Experience with DevOps best practices using GitHub and Terraform[AV1.1][PH1.2]
• Experience working in Agile teams (e.g. Scrum), particularly remotely
• Experience with full software development lifecycle
• Excellent technical design, problem solving, and debugging skills
• Excellent collaborative skills, work well independently and as a team member
• Proven analytical skills to interpret and implement business and functional requirements
• Excellent communication and organizational skills

What you bring to the table

• Mentors others in effective collaboration and communication skills
• Leads by example, consistently demonstrating trust, empathy, and a shared sense of responsibility within the team
• Leads by example in continuous learning, drives team development initiatives, and stays ahead of industry trends and innovations
• Effectively assesses and interprets information, identifying patterns and trends to inform decision-making and problem solving
• Analyzes intricate systems, identifies deep patterns and connections, and uncovers significant opportunities for advancement
• Strategically influences outcomes within the organization, navigates complex negotiations, and leverages relationships for impact
• Develops strategies for problem solving, enhances organizational capabilities in creative solution development, mentors others in advanced problem solving techniques
• Drives a culture of improvement, mentors others in improvement methodologies, and leads organizational change initiatives
• Coaches others on the importance of reliability, ensures team commitments are met, and leads by example in high pressure situations
• Can manage high risk and coach team members on risk management best practices and policies
• Demonstrates a “let’s find a way to do it” attitude and is comfortable leading through ambiguous situations
• Customer obsessed with a business-centric focus, understands both strategic and tactical needs, and balances them appropriately
• Seeks out input from others, shares insights and opportunities, and fosters a culture of open technical dialogue

Wish list

• Experience with zero-to-one software development and early-stage business opportunities[AV2.1][PH2.2]
• Experience in environments subject to HIPAA and/or PCI regulations and understanding how to balance compliance with rapid innovation
• Experience in software-as-a-service environments
• Experience with domain-driven design
• Experience designing and building systems using modern architectures, such as microservices and event-driven patterns
• AWS Certifications or deep experience leveraging AWS cloud-native services
• Experience with test-driven development (TDD) or similar approaches
• Experience leveraging GenAI or other emerging technologies in product development or prototyping
• Experience with healthcare data, Health IT, healthcare interoperability standards (e.g., FHIR, HL7), or related
• Experience with clinical informatics or understanding of medical claims and electronic health record data (e.g., ICD-10, data structures, relationships, and management)

Location

The expected application deadline for this job is November 13, 2026. This position is open to remote work. Applicants must be willing to travel to the Milliman office in Brookfield, WI as needed and travel nationwide for meetings, conferences, and team events.

Compensation

The overall salary range for this role is $134,232 - $254,776. For candidates residing in:

• Alaska, California, Connecticut, Illinois, Maryland, Massachusetts, New Jersey, New York City, Pennsylvania, Virginia, Washington, or the District of Columbia the range is $154,367 - $254,776.
• All other states the range is $134,232 - $221,544.

A combination of factors will be considered, including, but not limited to, education, relevant work experience, qualifications, skills, certifications, etc.

Individual(s) must be legally authorized to work in the United States without the need for immigration support or sponsorship from Milliman now or in the future.

Benefits

We offer a comprehensive benefits package designed to support employees’ health, financial security, and well-being. Benefits include:

• Medical, Dental and Vision – Coverage for employees, dependents, and domestic partners
• Employee Assistance Program (EAP) – Confidential support for personal and work-related challenges
• 401(k) Plan – Includes a company matching program and profit-sharing contributions
• Discretionary Bonus Program – Recognizing employee contributions
• Flexible Spending Accounts (FSA) – Pre-tax savings for dependent care, transportation, and eligible medical expenses
• Paid Time Off (PTO) – Begins accruing on the first day of work. Full-time employees accrue 15 days per year, and employees working less than full-time accrue PTO on a prorated basis
• Holidays – A minimum of 10 paid holidays per year
• Family Building Benefits – Includes adoption and fertility assistance
• Paid Parental Leave – Up to 11 weeks of paid leave for employees who meet eligibility criteria
• Life Insurance & AD&D – 100% of premiums covered by Milliman
• Short-Term and Long-Term Disability – Fully paid by Milliman

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.

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