Senior .Net Developer - Freedx

Responsibilities

• Lead design and development of backend services and microservices using .NET (C#) to support trading, transaction processing, and account management.
• Architect scalable, low-latency solutions for order matching, wallet management and payment gateways.
• Build and maintain secure RESTful APIs and WebSocket services for real-time data and third-party integrations.
• Implement security best practices, encryption and compliance measures for financial/crypto systems.
• Work with SQL and NoSQL databases (PostgreSQL, MongoDB) for data modeling, integrity and performance tuning.
• Write and maintain unit, integration and performance tests; participate in code reviews.
• Collaborate with frontend, DevOps and product teams to improve system performance and workflows.
• Mentor junior developers and contribute to architectural and technical decisions.

Requirements

• .NET Core
• C#
• Microservices
• REST APIs
• WebSockets
• PostgreSQL
• MongoDB
• AWS/Azure
• Security practices
• Crypto knowledge

Preferred Qualifications

• High-frequency trading
• Kafka or RabbitMQ
• Fintech or crypto experience
• CI/CD and DevOps
• Performance tuning

Benefits

• Paid Leave (generous)
• Competitive salary
• Flexible payment options (AED or cryptocurrency)
• Professional development and industry events
• High-impact role with close collaboration with founders and leadership

About the Company

Freedx is a cryptocurrency exchange building a secure, reliable and scalable trading platform. The team combines expertise across crypto, finance and technology to deliver a high-performance exchange. This role operates from the UAE (based in Dubai) and is intended for candidates located in the UAE; hybrid working arrangements are supported. Freedx is an equal opportunity employer committed to an inclusive workplace.