Sr Principal Software Engineer

Location: GYEONGGI-DO (Seoul)

Time Type: Full time

Job Description

At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology.

Job Overview:

This role will contribute directly to the development and enhancement of AMBA Performance verification and/or Unipro stack products, focusing on protocol functionality, performance, and robustness. Depending on the specific protocol area, the work may involve:

• Implementing AMBA protocol features and state machines
• Enhancing performance and scalability on emulation platforms
• Developing debug, trace, and analysis capabilities
• Working with customers and field teams to resolve issues and deliver solutions related to AMBA (CHI*, ACE, AXI)

Job Responsibilities:

• Designing and implementing protocol functionality in AMBA AVIP
• Developing and debugging BFMs, transactors, and associated software interfaces
• Ensuring correctness, performance, and scalability in emulation and acceleration flows
• Collaborating with cross‑functional teams 
• Participating in feature bring‑up, regression, and release activities
• Supporting customer issues, reproducing problems, and delivering fixes
• GUI based performance analysis tool development 

Job Qualifications:

• Strong fundamentals in digital design, computer architecture, and system‑level verification
• Experience with hardware description languages (SystemVerilog/Verilog) and/or C/C++
• Understanding of standard interconnect and bus architectures (e.g., AMBA, UFS/Unipro/MPhy)
• Familiarity with emulation, acceleration, or hybrid verification flows is a strong plus
• Good debugging skills using waveforms, logs, and protocol analyzers
• Ability to work across hardware and software boundaries

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