Senior Software Engineer - Cloud Apps in C#/.NET on Azure

Highmark Health Company; Dover (DE); On-site; USD 103,000 - 165,000; Full time

Job summary

Helion is seeking an experienced software engineer to join an agile team building scalable enterprise applications using C#/.NET, EF Core and SQL Server on Azure. The candidate will contribute across idea generation, design and delivery, leveraging TypeScript, React, Terraform, xUnit and Playwright.

The role emphasizes architectural thinking, hands-on coding, code reviews, and mentoring junior engineers, with strong emphasis on performance, reliability and modern SDLC practices.

Qualifications

• Degree as listed: Bachelor's in Computer Science, Computer Engineering or related field.
• 5 years proficiency in design and analysis of algorithms, data structures, and scalable systems.
• 5 years in at least one modern programming language (Java, Python, JavaScript, C#, etc.) and experience with two of: React, Angular, NodeJS, NoSQL, HTML5/CSS, cloud platforms.
• 5 years of understanding REST, HTTPS, JSON and web services.
• 5 years with one or more general purpose languages including Java, Python, C/C++, C#, JavaScript, or Go.
• 5 years in defining system architectures and exploring feasibility trade-offs.
• 5-7 years working with diverse tech systems in healthcare domain (preferred).

Responsibilities

• Design and write engineering specifications and code conforming to standards; conduct code reviews.
• Generate ideas and implement technical solutions to achieve features; monitor performance and scalability.
• Participate in all scrum ceremonies; assist sprint planning and complete required sprints.
• Drive story creation with DoD, acceptance criteria, and estimations; create tasks in RTC/Jira.
• Monitor progress against production schedule; report issues to lead developers.
• Mentor junior/mid-level engineers as needed.
• Perform other duties as assigned.

Skills

C# / .NET

React

TypeScript

REST / HTTP / JSON

Code reviews

Mentoring

Agile / Scrum

Azure

Education

Bachelor's Degree in Computer Science / Computer Engineering or related field

Tools

SQL Server

Entity Framework Core

Azure App Service

Azure SQL Database

RTC / Jira

Job description

Helion is seeking an experienced software engineer to join an agile team building scalable enterprise applications using C#/.NET, EF Core and SQL Server on Azure. The candidate will contribute across idea generation, design and delivery, leveraging TypeScript, React, Terraform, xUnit and Playwright.

The role emphasizes architectural thinking, hands-on coding, code reviews, and mentoring junior engineers, with strong emphasis on performance, reliability and modern SDLC practices.