Senior Security Researcher

About the role

Chainalysis builds data, intelligence and technology that help organizations investigate and prevent crypto-related crime. This is a small, highly technical team focused on emerging threats and technologies, moving ideas from early concepts through production. The Senior Security Researcher is office-based in Tel Aviv and develops new capabilities from design and proof of concept through production.

Key responsibilities

• Design, implement and improve threat detection models and frameworks
• Act as an expert on cutting-edge Web3 technologies
• Write high-quality code and contribute to engineering efforts
• Solve complex technical problems and get difficult things working
• Work in a small, agile, fast-moving team

Required profile

• Proven experience in research in highly technical environments or low-level R&D
• Ability to thrive in a dynamic environment with rapidly changing requirements
• Previous experience in software development or R&D-style teams

Nice to have

• Blockchain prior experience or interest
• Experience with Python, Go or Rust
• Classic data science / machine learning experience
• Building agentic LLM-powered products

The team uses Python, Go and Rust, and works with agentic workflows and AI. The company states that AI is a new way of working and expects employees to take ownership of their output and ensure quality.