Senior Software Engineer: Enterprise Apps & MES

Jobtailor; Illinois; On-site; USD 90,000 - 130,000; Full time

Job summary

Jobtailor in the United States is seeking a senior software engineer to analyze, design, and develop business applications and interfaces. You will lead projects, mentor teams, and collaborate with IT and external vendors to deliver timely solutions.

Requires 5–7 years in development, with strong SQL, Java, Python, and Oracle APEX experience, plus MES/QMS/SCADA familiarity. On-site role based in Illinois with a focus on manufacturing/ERP integrations.

Qualifications

• Bachelor's degree in IT or related field.
• 5-7 years of experience in a programming/development environment.
• Knowledge of Windows Server, Unix, and Linux.
• Proficiency with SQL, PL/SQL, Java, Python, C#, VB (.NET), HTML, CSS, JavaScript, TypeScript and XML.
• Experience with Oracle APEX and Vue.js.
• Familiarity with ASP.NET MVC, Razor, and Blazor.
• Experience with Oracle E-Business Suite and multiple functional areas.
• Knowledge of Oracle Integration Cloud (OIC), Microsoft 365, Azure DevOps (CI/CD).
• Experience with MES, QMS, SCADA/HMI platforms and IT/OT environments.
• Understanding of plant-floor integrations, PLC-connected devices, protocols, and data collection.
• Experience with Oracle and SQL Server databases.
• Proactive problem-solving, multitasking, and communication skills.
• Ability to work independently and with teams to define solutions.

Responsibilities

• Analyze, design, develop, maintain, and improve business processes and software applications.
• Develop, implement, and maintain software applications and interfaces within time frames.
• Create technical solutions by interpreting business requirements and strategy.
• Provide information, support, mentoring, and training to internal customers and IT.
• Test and debug complex application systems for accuracy and performance.
• Document application systems and procedures, including test scripts and maintenance.
• Lead moderate to complex projects and direct team members and customers.
• Work with outside technology vendors as required.
• Prioritize work to meet project timelines.

Skills

SQL

Java

Python

C#

VB.NET

HTML

CSS

JavaScript

TypeScript

PL/SQL

XML

Windows Server

Unix

Linux

Oracle APEX

Vue.js

ASP.NET MVC

Razor

Blazor

Oracle E-Business Suite

OIC

Azure DevOps

CI/CD

MES

QMS

SCADA/HMI

PLC

Education

Bachelor's degree in IT related discipline

Tools

Oracle Integration Cloud (OIC)

Azure DevOps (CI/CD)

Oracle E-Business Suite

Job description

Jobtailor in the United States is seeking a senior software engineer to analyze, design, and develop business applications and interfaces. You will lead projects, mentor teams, and collaborate with IT and external vendors to deliver timely solutions.

Requires 5–7 years in development, with strong SQL, Java, Python, and Oracle APEX experience, plus MES/QMS/SCADA familiarity. On-site role based in Illinois with a focus on manufacturing/ERP integrations.