Technical Lead C#

Were looking for a Technical Lead (C#/.NET) to take architectural and technical ownership of the core trading systems behind EMCDs crypto exchange. This role sits at the center of the platform: matching engine risk management spot trading and derivatives. Its a position for someone who understands that every microsecond every edge case in order handling and every liquidation scenario directly affects the product.

Responsibilities:

• Own the matching engine and order lifecycle: limit market stop post-only IOC FOK self-trade prevention partial fills
• Develop and improve the risk engine for derivatives: cross/isolated margin PnL and funding calculations liquidation flows ADL insurance fund logic
• Define and evolve the consistency and persistence model of the trading core: event sourcing trade journal snapshots replay crash recovery without order loss
• Design reliable interaction patterns between the trading core and surrounding systems: gateways custody market data streams clearing services
• Set and monitor latency and throughput targets and build the tooling to measure them: benchmarks load environments profiling under production-like traffic

Requirements:

• 7 years of commercial experience with C# / .NET including at least 23 years as a Tech Lead or Architect
• Hands-on production experience with matching engine and at least one of the following: exchange gateway risk engine or market data feed
• Proven experience building low-latency high-throughput systems
• Direct experience working on a centralized crypto exchange (CEX) with real order flow and real money
• Deep understanding of trading primitives: order types margin trading perpetual futures funding rate liquidations ADL maker/taker logic fee tiers
• Strong knowledge of distributed systems: consistency idempotency exactly-once semantics queues/streams (Kafka NATS or similar) replicated state fault tolerance
• Experience writing and maintaining architecture documentation (ADR design docs)
• Experience leading teams: hiring 1:1s incident review development and release processes

Nice to have:

• Experience with DEX infrastructure or hybrid exchange models (CEX on-chain settlement)
• Understanding of regulatory requirements relevant to exchanges: KYC/AML market surveillance best execution

What We Offer:

• Fully remote work from anywhere in the world
• Flexible working hours focused on results
• 28 calendar days of vacation 12 additional bonus days
• Paid sick leave with no bureaucracy
• Compensation for courses certifications and training programs
• Real ownership of one of the most critical parts of the exchange infrastructure