CEX Technical Lead - High-Performance Trading Platform

OneBullEx; Dubai; On-site; AED 420,000 - 680,000; Full time

Job summary

OneBullEx seeks a senior engineering leader to drive the technical planning and architecture for our centralized exchange (CEX) platform in Dubai. You will report to the CTO and guide the engineering team through design, implementation, and delivery of core trading, wallets, risk, and back-end systems.

The role requires 8+ years in software development with 3+ years leading engineering teams within large-scale internet/fintech environments, and deep expertise in high-concurrency, low-latency

Qualifications

• Bachelor's degree in CS/IT or related field.
• 8+ years of software development experience.
• 3+ years in engineering team management in large-scale fintech/ internet systems.
• Experience with centralized exchanges (CEX) and core trading systems.
• Deep knowledge of spot and contract engines and high-concurrency engines.
• Knowledge of MySQL/PostgreSQL and modern distributed tech (Kafka, Redis, MongoDB).
• Strong system design and code review skills.

Responsibilities

• Report to the CTO and help drive technical planning and architecture for the CEX platform.
• Lead R&D management for core systems: trading, market data, wallets, risk control, clearing, settlement, accounts, back-end systems.
• Break down tech roadmap, develop plans, and ensure timely high-quality delivery.
• Manage daily engineering team activities: task allocation, code quality, progress tracking.
• Collaborate with product, operations, risk, security, and business teams to translate needs into tech solutions.
• Contribute to system architecture design for high concurrency, low latency, high availability, scalability.
• Improve R&D processes: requirements, design reviews, development specs, testing, releases, monitoring, incident response.
• Ensure stability and performance, handle major technical issues and security concerns.
• Drive continuous optimization in trading, wallets, risk control, and back-end systems.
• Assist CTO in building the tech team, recruitment, and collaboration.

Skills

High-concurrency systems

Low-latency

Team management

Software development

Backend development (Java/Go/Python/C)

Database systems

Distributed systems

System architecture

Security awareness

Education

Bachelor's degree in Computer Science or related field

Tools

Kafka

Redis

MongoDB

Elasticsearch

Docker

Kubernetes

Cloud services

Job description

OneBullEx seeks a senior engineering leader to drive the technical planning and architecture for our centralized exchange (CEX) platform in Dubai. You will report to the CTO and guide the engineering team through design, implementation, and delivery of core trading, wallets, risk, and back-end systems.

The role requires 8+ years in software development with 3+ years leading engineering teams within large-scale internet/fintech environments, and deep expertise in high-concurrency, low-latency