Senior Rust Software Engineer

United States

X4 Engineering
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Senior Rust Software Engineer


Industry: Blockchain / Web3 / Crypto / Finance

Location: San Francisco (On-Site / Hybrid)

Salary: $150-250,000 + Bonus


X4 Engineering is excited to partner with a leading organization in Blockchain, focused on developing applications with zero-knowledge proofs.


The company is seeking experienced Senior Software Engineers who are proficient in Rust and skilled in developing distributed systems, including areas such as consensus logic, memory-mapped databases, networking stacks, and synchronization logic for optimal performance.


In this role, you'll maintain and optimize low-level cryptographic logic, from signature schemes to zero-knowledge proof systems. Additionally, you'll collaborate with product teams to integrate protocols, creating user-friendly interfaces and APIs that simplify complex functionalities.


Key Requirements:

  • Bachelor's or Master's degree in a related field, Engineering, or a similar area.
  • 5+ years of software engineering experience.
  • At least 2 years of Rust development experience.
  • Strong foundation in blockchain concepts and ideally, experience contributing to a blockchain projects.
  • Low-level system programming and/or distributed systems design experience.
  • A strong foundation in blockchain concepts and ideally, experience contributing to a blockchain project.
  • Developed and refined smart contracts on Solana, with the flexibility to extend into others.

The role requires at least 3 days' per week in the SF (Bay Area) office.


If you're interested in the role please apply via the job advert or get in touch with .

Date Posted: 04 June 2025
Job Expired - Click here to search for similar jobs