Senior Software Engineer, Rust (Cross-Platform)

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 will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa.

Who We Are

At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.

OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves.

Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er.

OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.

About The Team

As a Rust Engineer, you will play a key role in shaping and advancing OKX’s next-generation, cross-platform architecture. You’ll design, build, and optimize core services and frameworks that power OKX’s products across multiple platforms.

This role calls for deep technical expertise in Rust, creativity in solving complex architectural challenges, and the ability to drive engineering excellence at scale. It’s a unique opportunity to lead transformative initiatives in one of the fastest-moving industries while collaborating with a world-class engineering team.

What You’ll Be Doing

• 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.

What We Look For In You

• 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.

Nice-To-Haves

• Active contributions to the Rust open-source community or notable public projects.
• Experience with blockchain systems, smart contracts, or cryptographic protocols.
• Background in high-performance or embedded systems development, with an emphasis on performance tuning and optimization.
• Prior experience in trading systems or financial technology platforms.

Perks & Benefits

• Competitive total compensation package
• L&D programs and Education subsidy for employees' growth and development
• Various team building programs and company events
• Wellness and meal allowances
• Comprehensive healthcare schemes for employees and dependants
• More that we love to tell you along the process!

Notice

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