Senior Rust Engineer: Cross-Platform Systems Architect

Okx; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation

Education subsidy

Team events

Wellness allowance

Healthcare coverage

Job summary

OKX in Singapore is seeking a Rust Engineer to shape cross-platform architecture and build core services powering our crypto products. You will design, implement, and optimize high-performance components with a focus on safety and scalability.

The role requires deep Rust expertise, strong systems programming fundamentals, and the ability to mentor teams, define standards, and drive engineering excellence across platforms.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related field; an advanced degree is a plus.
• Builds AI-leveraged engineering workflows, curating domain knowledge bases, harnessing context, and codifying repeatable agent skills/workflows, so AI tools like Claude Code/Codex deliver reliably on real production work.
• 4+ years of production software development experience, with 1+ years specializing in Rust.
• Expert-level proficiency in Rust, including ownership and borrowing, lifetimes, async programming, unsafe Rust, and FFI integration.
• Solid understanding of Rust compiler internals, WebAssembly (WASM), and modern build toolchains.
• Deep knowledge of systems programming, including concurrency models, memory management, CPU architecture, and performance profiling.
• Strong foundation in data structures, algorithms, and operating system fundamentals.
• Excellent communication and leadership skills, with proven experience mentoring engineers and delivering complex systems at scale.

Responsibilities

• Lead the design and development of cross-platform software components in Rust, ensuring top-tier performance, safety, and reliability.
• Architect scalable, maintainable systems deployable across diverse operating systems and hardware architectures.
• Define and enforce coding standards, testing frameworks, and CI/CD practices to ensure code quality and development efficiency.
• Build and maintain shared components and libraries to streamline development across OKX’s applications and platforms.
• Solve complex interoperability challenges involving FFI bindings, system integration, and platform-specific optimizations.
• Act as the technical authority on application architecture, driving improvements in performance, stability, and scalability.
• Champion innovation by staying ahead of emerging trends in the Rust ecosystem, cross-platform frameworks, and developer tooling.
• Mentor and empower engineers across teams through guidance on Rust best practices, system design, and architectural principles.
• Shape OKX’s broader technology strategy and engineering culture through cross-functional collaboration and technical leadership.

Skills

Rust

Async programming

System design

Leadership

Education

Bachelor's degree in Computer Science/ Software Engineering

Tools

WASM

FFI

Job description

OKX in Singapore is seeking a Rust Engineer to shape cross-platform architecture and build core services powering our crypto products. You will design, implement, and optimize high-performance components with a focus on safety and scalability.

The role requires deep Rust expertise, strong systems programming fundamentals, and the ability to mentor teams, define standards, and drive engineering excellence across platforms.