Mainframe Modernization Engineer - .NET & Cloud (Frisco)

Kyndryl Inc.; Frisco (TX); On-site; USD 92,000 - 175,000; Full time

Benefits offered by this job

Medical and dental coverage

Disability and retirement benefits

Paid leave and PTO

Job summary

Kyndryl Inc. in Frisco, TX, is seeking a software engineer to join our on-site team. You will design, build and maintain high-volume business logic on the mainframe and help refactor legacy code to enable modern cloud and mobile interactions.

The role requires 2 years of software engineering experience, strong .NET, Java and Python skills, plus microservices, containers (Docker/k8s), REST, and relational or NoSQL databases.

Qualifications

• 2 years experience working as a software engineer on complex software projects.
• Advanced coding, debugging, and problem-solving skills with a strong focus on .NET.
• Excellent coding skills and solid development experience (Java, Python, etc.).
• Experience with relational and NoSQL databases, data mapping, XML/JSON, REST-based web services.
• Knowledge of architecture design - Microservices architecture, containers (Docker & k8s), messaging queues.
• Deep understanding of OOP and design patterns.

Responsibilities

• Maintain high-volume business logic on the mainframe and refactor legacy code for cloud/mobile integration.
• Design, build and maintain software to support modernization efforts.
• Monitor performance and optimize code to ensure robust mainframe operations.
• Debug, troubleshoot, and analyze complex system interactions to keep mission-critical apps running.

Skills

.NET

Java

Python

OOP

Design patterns

Microservices

Docker

Kubernetes

REST APIs

Debugging

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

REST

XML/JSON

SQL/NoSQL

Job description

Kyndryl Inc. in Frisco, TX, is seeking a software engineer to join our on-site team. You will design, build and maintain high-volume business logic on the mainframe and help refactor legacy code to enable modern cloud and mobile interactions.

The role requires 2 years of software engineering experience, strong .NET, Java and Python skills, plus microservices, containers (Docker/k8s), REST, and relational or NoSQL databases.