Senior / Principal Python Engineer

We are looking for an experienced Senior / Principal Python Engineer to design, develop, and maintain high-performance, scalable, and reliable distributed systems. The role combines hands-on software engineering, system architecture, and technical leadership, with a strong focus on event-driven architectures and real-time data processing.

Responsibilities:

• Design and implement scalable, event-driven microservices and distributed systems.
• Develop high-performance Python services using advanced concurrency and asynchronous programming.
• Design and maintain Kafka-based messaging systems and real-time data pipelines.
• Build integrations between Python services, REST APIs, and external systems.
• Ensure system reliability, scalability, performance, and observability.
• Make architectural decisions and establish engineering best practices.
• Collaborate with cross-functional teams and provide technical guidance and mentorship.

Requirements:

• 10+ years of software engineering experience, with strong expertise in Python.
• Extensive experience with distributed systems, microservices, and event-driven architectures.
• Strong knowledge of Kafka and event streaming patterns.
• Advanced Python skills, including asyncio, concurrency, and performance optimization.
• Experience with REST APIs, PostgreSQL, Redis, and Docker.
• Familiarity with Protobuf or Avro and real-time communication technologies.
• Experience designing and operating scalable, high-throughput, low-latency systems.
• Strong architectural, problem-solving, and communication skills.
• Experience with C#/.NET integration and Python interoperability is a plus.
• Experience in trading, pricing, or other real-time analytical environments is an advantage.

Why you'll love working here:

• Private health insurance
• Equipment of your choice (laptop, monitor, accessories)
• High-growth company with innovative products
• Supportive, international team
• Budget for professional development (courses, books, conferences)
• English language lessons during working hours
• Nice office in Belgrade with a stocked kitchen and game area
• Opportunity to learn, grow, and make a real impact

If you are looking for an environment where you can grow professionally, learn from the best in the field, balance work and life habits and have a pleasant and enthusiastic environment, please submit your CV in English.