Senior Java Developer

International Business Solutions Consult; United States; Remote; USD 110,000 - 150,000; Full time

Job summary

International Business Solutions Consult is seeking a Senior Java Developer to drive mainframe modernization projects with the senior technical team. You will develop and deploy highly automated software solutions addressing legacy IT challenges.

Based in the United States or Switzerland, this role demands strong expertise in Java, sockets programming, NIO, and class loading, with experience across C++, Cobol, and mainframe environments.

Qualifications

• 5+ years of experience as a Senior Java Developer.
• Mandatory expertise in Java sockets programming.
• Mandatory expertise in Java NIO.
• Mandatory expertise in Advanced Java Programming.
• Mandatory expertise in Java Class Loader.
• Experience with C++, Cobol, IBM Mainframe, or Unisys mainframe.

Responsibilities

• Work directly with the senior technical team on mainframe modernization projects
• Develop and deploy highly automated software solutions to address legacy IT challenges

Skills

Java

Java sockets programming

Java NIO

Advanced Java Programming

Java Class Loader

C++

Cobol

IBM Mainframe

Unisys mainframe

Job description

About the Company

We are a software modernization business based in Switzerland and The United States. For over thirty‑five years we have specialized in mainframe modernization, developing a strong brand in the marketplace through its 100% success rate with over 50 satisfied customers worldwide.

Responsibilities

• Work directly with the senior technical team on mainframe modernization projects
• Develop and deploy highly automated software solutions to address legacy IT challenges

Requirements

• 5+ years of experience as a Senior Java Developer
• Mandatory expertise in Java Communication sockets programming
• Mandatory expertise in Java NIO
• Mandatory expertise in Advanced Java Programming
• Mandatory expertise in Java Class Loader
• Experience with C++, Lender, or Java
• Must have experience in at least one of the following: C, Cobol, IBM Mainframe, or Unisys mainframe