Software Engineer III – IntelliScript

Milliman

Software Engineer III developing scalable data pipelines and backend services for Milliman IntelliScript. Collaborating with teams to create innovative solutions while ensuring compliance and performance standards.

Posted 7/1/2026full-timeBrookfield • Wisconsin • 🇺🇸 United StatesMid-LevelSenior💰 $104,900 - $199,065 per yearWebsite

Tech Stack

Tools & technologies

AWSMicroservices.NETSQLTerraform

About the role

Key responsibilities & impact

Design, build, and optimize data pipelines for ingestion, transformation, enrichment, and distribution of structured and unstructured data
Develop event-driven and batch data processing systems using AWS-native services
Integrate backend application services with data pipelines, ensuring consistency between transactional and analytical systems
Modernize legacy systems into microservices and event-driven architectures in AWS
Implement data reliability and quality mechanisms (validation, monitoring, observability, and error handling)
Build and maintain data workflows and orchestration pipelines to ensure timely and accurate data delivery
Ensure systems are designed for performance, scalability, security, and compliance
Mentor engineers and contribute to raising the team’s engineering maturity and delivery quality
Collaborate in SAFe Agile teams, delivering measurable outcomes aligned to product and platform objectives
Support production operations, including monitoring, troubleshooting, and continuous improvement of system performance

Requirements

What you’ll need

5+ years of experience in software engineering with significant focus on data pipeline development and backend systems
Strong proficiency in C# (.NET) and SQL, with experience working with large-scale data systems
Hands-on experience building and operating data pipelines and data processing systems
Experience with AWS data and compute services
Experience with microservices and event-driven architecture
Strong understanding of data modeling, data integration, and data lifecycle management
Experience with DevOps practices, including CI/CD, GitHub workflows, and Terraform
Working knowledge of Agile/SAFe delivery models
Experience with full software development lifecycle
Strong problem-solving and debugging skills across both application and data layers
Ability to design resilient, scalable, and observable data systems
Proven ability to own pipeline reliability, performance, and data quality outcomes
Excellent collaborative skills, work well independently and as a team member
Proven analytical skills to interpret and implement business and functional requirements.

Benefits

Comp & perks

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 12 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.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Data ModelingSQLData IntegrationEvent-Driven ArchitectureCI/CDTerraformData Lifecycle ManagementDebugging SkillsPerformance OptimizationData Quality Management

Soft Skills

Collaborative SkillsProblem-Solving SkillsAnalytical Skills