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OKX

2 months ago

Principal/Senior Mobile Engineer, Trading Strategies, CEX

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Source: Company careers pageValidated by: Fursa AI

Last checked: 10 hours agoStatus: Live

Job Summary

Own the Android/iOS Trading Bot codebase architecture and delivery, while contributing to Copy Trading. Lead end-to-end technical initiatives, including Kotlin/Swift-to-Rust/UniFFI migration, modularization, and crash/ANR and startup optimization. Partner with Product and business on roadmap and technical solutions for new strategy types and AI-driven bot experiences. Mentor engineers through review and guidance, and help raise quality, stability, and performance for automated crypto trading used by millions.

Location: Singapore, Hong Kong

Workplace: Onsite

Employment Type: Full time

Job Function: Capital Markets, Trading & Quant

Seniority: Sr. Manager level

Key Responsibilities

•Own the technical architecture and delivery of the Android/iOS Trading Bot codebase as the primary focus, and contribute to Copy Trading to raise quality, stability, and performance.
•Lead end-to-end technical initiatives, including Kotlin/Swift-to-Rust/UniFFI migration, modularization, binary-compatibility discipline, and work to cut crash, ANR, and startup hotspots.
•Participate in product requirement discussions and shape technical solutions while protecting performance, stability, and user experience.
•Partner with Product and business to drive the Trading Bot roadmap across new strategy types, sharing/attribution/growth features, and AI-powered bot experiences.
•Mentor engineers and lead by influence to raise the team’s engineering capabilities through training and knowledge-sharing.

Pay and Benefits

Perks:Health InsuranceMeal AllowanceWellness StipendLearning Budget

Key Requirements

•8+ years building and shipping production Android/iOS apps with deep Kotlin and strong multi-module architecture, dependency/binary-compatibility discipline, and performance focus (ANR, crash, startup, memory).
•Lead end-to-end mid to large projects while raising architecture and engineering quality on legacy-heavy codebases.
•Set technical direction and partner with Product to turn strategy into roadmap and revenue—owning outcomes beyond code.
•Trading or fintech background with client-side experience in crypto exchange/brokerage/fintech apps, including order placement, market data, and asset management (automated trading a strong plus).
•Influence and mentorship: improve engineers through review, design guidance, knowledge-sharing, and alignment across teams without relying on authority.

Experience:8+ yearsCryptoFintechMobile appsAlgorithmic tradingAutomated tradingTrading botsCopy trading

Skills:Technical leadershipMentorshipEngineering qualityTechnical directionStakeholder collaboration

Languages:English

Tech Stack:AndroidIOSKotlinSwiftObj-CRustUniFFIFFILLMPrompt engineeringRAGAgent workflowsAPMTracingCI/CDModularization

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.

Company Brief

OKX

Global cryptocurrency exchange and Web3 technology provider offering spot and derivatives trading, custody, wallet services, and blockchain infrastructure to retail and institutional users worldwide.

Industry: Trading Platforms

Company Size: Enterprise (1,001+ employees)

Growth: Established Company

Headquarters: Victoria, Seychelles

Founded: 2017

Website LinkedIn