Senior .NET Engineer — Azure Cloud & Mentorship

Highmark Health; Springfield (IL); On-site; USD 103,000 - 165,000; Full time

Job summary

Helion is seeking an experienced software engineer to design and build scalable enterprise applications using C#/.NET, EF Core, and SQL Server on Azure. The team also leverages TypeScript, React, Terraform, xUnit and Playwright to deliver robust software across the full development lifecycle.

You will contribute to architecture, coding, reviews, and hands-on implementation while mentoring peers and participating in agile ceremonies. Strong problem solving and collaboration are essential.

Qualifications

• Bachelor's Degree in Computer Science or closely related field.
• 5 years proficiency in algorithms, data structures, and design patterns for scalable systems.
• 5 years in at least one modern language (Java, Python, JavaScript, ACE, IIB/ITX, Informatica) with experience in two of React, Angular, NodeJS, NoSQL databases, HTML5/CSS, GCP or AWS.
• 5 years understanding of web services (REST, HTTPS, JSON).
• 5 years in defining system architectures and trade-offs for long-term capabilities.

Responsibilities

• Design and write code adhering to coding standards; perform code reviews.
• Generate ideas and implement technical solutions to achieve product features while safeguarding performance.
• Participate in all scrum ceremonies; assist in sprint planning and execution.
• Drive story creation with DoD, Acceptance Criteria, and estimation; manage tasks in RTC or Jira.
• Mentor junior engineers and monitor progress with leads.

Skills

C#

TypeScript

React

REST APIs

JavaScript

Education

Bachelor's Degree in Computer Science

Tools

SQL Server

Entity Framework Core

Azure

Terraform

xUnit

Playwright

Job description

Helion is seeking an experienced software engineer to design and build scalable enterprise applications using C#/.NET, EF Core, and SQL Server on Azure. The team also leverages TypeScript, React, Terraform, xUnit and Playwright to deliver robust software across the full development lifecycle.

You will contribute to architecture, coding, reviews, and hands-on implementation while mentoring peers and participating in agile ceremonies. Strong problem solving and collaboration are essential.