Software Engineer (C# / Semiconductor Equipment)

HRNET VENTURES PTE. LTD.; Singapore; On-site; SGD 85,000 - 102,000; Full time

Job summary

HRNET VENTURES PTE. LTD. in Singapore seeks a Senior Software Engineer to design, develop and maintain control software for semiconductor testing equipment. You will build UI in C#/.NET and integrate hardware with motion controllers, vision systems and sensors, while ensuring performance and reliability.

The role requires travel for deployment and commissioning at customer sites internationally, with a strong emphasis on multithreading, memory management and robust software design.

Qualifications

• Bachelor's degree in computer science or software engineering or related field.
• Minimum 5 years of C# software development experience, with 3+ years in precision equipment sectors.
• Strong knowledge of C#, .NET Framework and .NET Core / .NET 5+.
• Experience in multithreading, memory management and asynchronous programming.

Responsibilities

• Design, develop and maintain control software and UI for semiconductor testing equipment.
• Develop equipment control logic, data processing and communication in C# and .NET.
• Integrate and troubleshoot hardware components including motion controllers and vision systems.
• Develop and maintain hardware drivers using serial, Ethernet, and GPIB interfaces.
• Optimize software performance, real-time responsiveness and stability.
• Troubleshoot multithreading and memory management in complex systems.
• Participate in full software lifecycle from requirements to deployment.
• Prepare technical docs including design specs and user manuals.
• Support deployment, commissioning and complex technical troubleshooting at customer sites internationally.

Skills

C# software development

.NET Framework / .NET 5+

Multithreading / asynchronous

Industrial automation

Hardware integration / protocols

WinForms / WPF

TCP/IP / Modbus

Git / version control

SQL Server / MySQL

C++/CLI integration

Education

Bachelor's Degree in Computer Science or Software Engineering

Tools

Serial communication

GPIB

Vision systems (Cognex/OpenCV)

Motion controllers

Job description

Location: Science Park II, Singapore
Salary: up to $8,000 Basic + $400 Monthly Allowances
Department: R&D, CPO

Job Responsibilities

• Design, develop and maintain control software and user interfaces for semiconductor chip testing equipment.
• Develop equipment control logic, data processing and communication functions using C# and .NET.
• Integrate and troubleshoot hardware components, including motion controllers, vision systems, sensors, cameras and I/O modules.
• Develop and maintain hardware drivers and communication interfaces using serial communication, Ethernet and GPIB.
• Optimise software performance, real-time responsiveness and system stability.
• Troubleshoot multithreading, memory management and hardware-software integration issues.
• Participate in the full software development lifecycle, from requirements gathering and design to testing and deployment.
• Prepare technical documentation, including software design specifications, interface documents and user manuals.
• Support software deployment, equipment commissioning and complex technical troubleshooting at customer sites internationally.

Job Requirements

• Bachelor's Degree in Computer Science, Software Engineering or a related discipline.
• Minimum 5 years of C# software development experience, including at least 3 years in precision equipment, industrial automation, instrumentation or related industries.
• Proficient in C#, .NET Framework and .NET Core / .NET 5+.
• Strong understanding of object-oriented programming, multithreading, asynchronous programming and memory management.
• Hands-on experience integrating software with industrial hardware and communication protocols such as TCP/IP, Modbus and serial communication.
• Experience developing desktop applications using WinForms or WPF.
• Familiar with motion control systems and machine vision technologies such as Cognex, Halcon or OpenCV.
• Knowledge of SQL Server or MySQL, Git, design patterns and unit testing.
• Experience with C++/CLI, C++ and C# integration, WCF or gRPC is advantageous.
• Experience developing software for semiconductor, optoelectronic or other high-precision automated equipment is preferred.
• Willing to travel internationally for equipment deployment, commissioning and technical support.

Only shortlisted candidates will be notified.