Principal/Senior Software Engineer, Mobile, CEX

About the role

OKX is hiring a Principal/Senior Software Engineer for its CEX Trading Mobile team, which owns the trading experience of the OKX App and builds the real-time market data infrastructure powering live quotes, K-line charts and trading scenarios. The team is integrating AI into its product and engineering workflows, exploring large language models, on-device inference and intelligent agents. Applicants with a current right to work in Singapore are prioritised.

Key responsibilities

• Own the technical design and delivery of trading market data features, including real-time quotes and K-line charts, and lead the team through development, optimisation and maintenance.
• Take part in product requirement discussions, define technical solutions and safeguard performance, stability and user experience.
• Keep the technical architecture current, grow the team's engineering capabilities and organise technical training and knowledge sharing.
• Coordinate cross-functional resources so features launch smoothly and on quality.
• Lead the team in exploring AI integration into business scenarios.

Required profile

• Hands-on AI engineering experience, with a solid understanding of LLMs, prompt engineering, RAG and agent concepts, and proven experience building complete AI workflows from the ground up.
• Track record of leading mid-to-large-scale projects end-to-end, with high standards for technical architecture and engineering quality.
• Trading business background: client-side development at a crypto exchange, brokerage or fintech app, with familiarity with order matching, market data display and asset management.
• Nice to have: native iOS or Android development, client-side team leadership of 5+ people, and on-device AI or cross-platform experience (Flutter / React Native).

What we offer

• Competitive total compensation package.
• L&D programs and education subsidy.
• Team building programs and company events.
• Wellness and meal allowances.
• Comprehensive healthcare schemes for employees and dependants.