Senior QA Engineer (Rust/Java), Margin

Binance; Hong Kong; Remote; HKD 450,000 - 720,000; Full time

Benefits offered by this job

Remote-first

Competitive salary

Career growth

Global team

Job summary

Binance is seeking a QA Automation Engineer with strong Java and Rust skills to join the Margin team. You will design, develop, and maintain scalable automated testing frameworks for margin trading products and risk systems, collaborating with engineers, product managers, and operations across the full software lifecycle.

The role requires a minimum of 3 years in QA Automation or software testing, with hands-on experience in high-concurrency environments.

Qualifications

• Minimum 3 years of experience in QA Automation or software testing.
• Strong programming skills in Java and Rust and knowledge of automated testing methodologies.
• Experience with distributed systems or high-concurrency architectures is a plus.

Responsibilities

• Participate in the Margin team's full software development lifecycle from requirements analysis to delivery and maintenance.
• Collaborate with engineers, product managers, designers, and operations to refine testing strategies for margin trading and risk controls.
• Set up and manage testing environments and develop detailed test plans and cases for complex trading workflows and high-concurrency systems.
• Perform black-box, white-box, security, automation, and performance testing across web, mobile, backend, and distributed systems.
• Stay up to date with Java and Rust technologies and continuously improve automation frameworks and testing efficiency.

Skills

QA Automation

Java

Rust

Testing methodologies

Troubleshooting

Job description

Binance is a leading global blockchain ecosystem behind the world's largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, and more. Our mission is to increase the freedom of money and financial access for people around the world.

About The Role

We are seeking a highly skilled QA Automation Engineer with strong Java / Rust programming expertise to join our Margin team. In this role, you will be responsible for ensuring the quality, stability, and reliability of our margin trading products and risk systems, working closely with engineers, product managers, and operations teams throughout the full software development lifecycle. You will leverage Java / Rust to design, develop, and maintain scalable automated testing frameworks and tools for complex trading workflows, risk controls, and high-concurrency systems, helping deliver secure and high-performance products to millions of users globally.

Responsibilities

• Participate in the Margin team's full software development lifecycle, from requirements analysis and test planning to execution, defect tracking, product delivery, and maintenance, with a strong focus on Java / Rust-based trading and risk systems.
• Work closely with software engineers, product managers, designers, and operations teams to provide insights and feedback on system design, testing strategies, and implementation for margin trading products and risk control features.
• Set up and manage testing environments, developing detailed and well-structured test plans and cases for complex trading workflows, margin calculations, liquidation processes, and high-concurrency systems.
• Perform extensive testing including black-box, white-box, security, automation, and performance testing across web, mobile, backend, and distributed systems.
• Stay up to date with the latest Java / Rust technologies and testing methodologies, continuously improving automation frameworks, testing efficiency, and overall product quality.

Requirements

• Minimum 3 years of experience in QA Automation or Software Testing, preferably in tech, fintech, or trading platforms.
• Strong programming skills in Java / Rust and familiar with automated testing methodologies, distributed systems, and high-concurrency architectures.
• Strong troubleshooting and root cause analysis skills for debugging performance and system issues.
• Familiarity with AI tools or large language models is a plus.

Why Binance

• Shape the future of finance
• Collaborate with world-class talent in a user-centric global organization with a flat structure
• Tackle challenging projects in a fast-paced and innovative enviornment with autonomy
• Thrive in a results-driven workplace with opportunities for career growth and continuous learning
• Competitive salary and company benefits
• Remote-first, work-from-home arrangement (may vary depending on the nature of the role and team)

Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans.

If you would like more information about how your data is processed, please contact us.