Senior Software Engineer - Milwaukee Datalytics - Remote U.S.

Milliman is an independent company that has been delivering market-leading services and solutions for over 75 years. They are seeking a Senior Software Engineer to design, build, and support production software that addresses real business challenges while collaborating with product managers, designers, and fellow engineers.

Responsibilities:

• Design, build, debug, release, and maintain production web applications and distributed systems
• Work primarily on back-end systems using our core stack, while contributing to front-end features when needed
• Collaborate with product managers, designers, and other engineers to shape requirements and deliver useful, high-quality software
• Write clean, maintainable code and contribute to a healthy engineering culture through code reviews, testing, and thoughtful technical discussions
• Help improve software quality through automated tests, monitoring, and attention to reliability in production
• When reviewing user stories and project requirements, seek out additional detail to fill gaps or clarify for the team
• Contribute to API design and system integrations, including REST-based services and related application workflows
• Partner with teammates to break down work, surface risks early, and keep delivery moving without unnecessary drama
• Support and mentor other engineers through collaboration, pairing, code review, and knowledge sharing
• Work in an agile environment and contribute to regular, predictable software delivery
• Use modern developer tooling effectively, including AI coding agents and related workflows, with good judgment and a practical mindset
• Collaborate with security and infrastructure partners as needed to help keep applications secure, stable, and well supported
• Stay current on relevant tools, practices, and technologies, and apply them when they make the product or team better

Requirements:

• 7+ years of experience designing, building, and releasing web applications in production environments
• 5+ years of back-end development experience with .NET and C#
• 3+ years of experience implementing and integrating REST APIs
• 3+ years of experience working with SQL Server or another relational database
• 2+ years of experience using ORM frameworks such as Entity Framework Core
• 2+ years of front-end development experience with a modern framework such as Svelte, React, or Vue, ideally with TypeScript
• Experience working in agile software development environments such as Scrum or Kanban
• Excellent track record of on-time product delivery
• Able to prioritize multiple concurrent projects and deliverables with interdependencies
• Strong communication skills, both verbal (one-on-one, in front of groups) and in writing (email, messaging, deliverables, documentation)
• Works well with both technical and non-technical teammates
• Proactive when communicating in a virtual work environment, seeks to understand and clarify, productive when working remotely
• A collaborative, low-ego teammate who gives useful feedback, receives it well, and helps move the work forward
• A person who is dependable, pragmatic, and capable of balancing speed, quality, and maintainability
• Customer service orientation, prompt follow-up on internal and external customer issues
• Completed Bachelor's degree in Computer Science or relevant major
• Experience using AI-assisted development tools productively in day-to-day engineering work
• Experience contributing to CI/CD pipelines and release processes
• Experience with monitoring, observability, and production support
• Experience building accessible, maintainable user interfaces and reusable front-end patterns
• Experience hosting applications in Azure
• Experience with webhooks or event-driven integrations
• Experience in the insurance industry