Senior C# Engineer — HMI & PLC Automation

AMBITION GROUP SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 140,000; Full time

Job summary

AMBITION GROUP SINGAPORE PTE. LTD. is seeking a C# Software Engineer to develop industrial automation and equipment-control software. You will specialize in upper-level machine software, HMI development, PLC communication, data acquisition, and system integration in real equipment environments.

The role requires a Bachelor’s degree in a related field and at least 5 years of hands-on C#/.NET experience, with proficiency in WinForms/WPF and hardware interfaces. International travel may be required.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Automation, Electrical Engineering, Control Engineering, or related disciplines.
• At least 5 years of professional software development experience.
• Strong hands-on experience in C# and .NET Framework.
• Experience developing desktop/HMI applications using WinForms or WPF.
• Experience working with PLCs, industrial controllers, or automation equipment.
• Familiarity with hardware communication, Ethernet, serial communication, industrial bus communication, and related protocols.
• Good understanding of multithreading, delegates/events, network programming, and hardware interfaces.
• Experience in industrial automation, machine control, semiconductor equipment, robotics, or similar environments is preferred.

Responsibilities

• Develop and maintain automation equipment software using C#/.NET.
• Develop HMI applications using WinForms or WPF.
• Integrate C# applications with PLCs, controllers, and industrial equipment.
• Develop functions for machine operation, equipment communication, data acquisition, and real-time visualization.
• Support machine-control related workflows, equipment status monitoring, alarms, and system troubleshooting.
• Perform software requirement analysis, architecture design, testing, debugging, and performance optimization.
• Prepare and maintain software requirement and functional design documentation.
• Support equipment integration, commissioning, and technical troubleshooting when required.

Skills

C# / .NET

Multithreading

Network programming

Hardware interfaces

Industrial automation experience

Education

Bachelor's degree in Computer Science / Software Engineering or related

Tools

WinForms

WPF

.NET Framework

Job description

AMBITION GROUP SINGAPORE PTE. LTD. is seeking a C# Software Engineer to develop industrial automation and equipment-control software. You will specialize in upper-level machine software, HMI development, PLC communication, data acquisition, and system integration in real equipment environments.

The role requires a Bachelor’s degree in a related field and at least 5 years of hands-on C#/.NET experience, with proficiency in WinForms/WPF and hardware interfaces. International travel may be required.