NET Developer

Our client seeks experienced .NET Developers to support a large-scale modernization initiative replacing legacy mainframe applications with modern .NET-based services and APIs. You will focus on backend development, enterprise integrations, and event-driven applications. You will build scalable services that integrate with internal and third-party systems and collaborate with engineering teams to modernize critical enterprise applications., * Design and develop backend services and REST APIs using modern .NET.

• Build replacement services as part of a legacy mainframe modernization effort.
• Review existing mainframe code to understand business logic and use it as reference when developing new solutions.
• Develop event-driven services, consumers, and publishers.
• Build and support integrations with enterprise and third-party applications.
• Contribute to finance-related services, APIs, payroll workflows, and data integrations.
• Work within shared enterprise repositories and established development standards.
• Collaborate with engineering teams on the modernization of critical enterprise applications.

• Strong hands-on experience with .NET/C# development.
• Experience developing REST APIs and backend services.
• Strong understanding of enterprise application development.
• Experience working with integrations between multiple applications or systems.
• Experience developing and supporting production-grade applications.
• Ability to understand existing application logic and translate legacy functionality into modern services.
• Mid-level to senior development experience.
• Preferred: Kafka, event-driven architecture, event sourcing, messaging architectures, event consumers and publishers, consumer-driven services, third-party integrations, finance or payroll-related applications, integrations with platforms such as Salesforce, Concur, or OneStream, legacy or mainframe modernization initiatives, Apicurio. Interest in AI/LLM is a plus.

This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $65.00 to $75.00/hr. w2, Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.

If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.