Middle .NET Engineer (Must have Fintech exp.)

Position overview

As a Middle .NET Developer, you will join our engineering team to design, develop, and maintain high-performance backend systems for a modern fintech platform built on a microservices architecture.

You will take ownership of implementing scalable, secure, and reliable backend solutions, delivering new product functionality, and resolving complex technical challenges. Working closely with Solution Architects, Product Owners, QA Engineers, and DevOps specialists, you will contribute to architectural decisions, improve system performance, and ensure high code quality across the platform.
 

This role is ideal for an engineer with strong commercial .NET experience who enjoys building robust backend systems, writing clean and maintainable code, and delivering reliable solutions from the ground up. Experience with distributed systems, asynchronous communication, and modern cloud-native technologies will be a strong advantage.

Your Background

• 3+ years of commercial experience with .NET / C# development
• Strong experience with ASP.NET Core and REST API development
• Good understanding of microservices architecture
• Experience with Entity Framework Core and SQL databases
• Hands-on experience with PostgreSQL
• Experience working with Redis
• Good understanding of asynchronous communication patterns
• Experience writing clean, maintainable, and testable code
• Strong knowledge of software design principles (SOLID, Clean Code, YAGNI)
• Ability to analyze requirements, estimate tasks, and deliver features independently
• English level: B1+
• Ukrainian level: B1+
   

Nice to have

• Experience with Kubernetes
• AWS experience
• Experience with gRPC
• Experience with RabbitMQ
• Experience with banking or fintech products
• Mentoring or code review experience
  
  Responsibilities
• Develop, maintain, and enhance backend services using .NET Core
• Design and implement new product features
• Resolve complex technical issues and optimize application performance
• Estimate development tasks and contribute to project planning
• Conduct technical investigations and propose effective solutions
• Contribute to architectural decisions and engineering best practices
• Write clean, maintainable, and testable code

• Collaborate with cross-functional teams, including QA, DevOps, and Product
  
  Technologies

  .NET Core, ASP.NET Core Web API, Entity Framework Core, PostgreSQL, Redis, RabbitMQ (MassTransit), gRPC, Docker, Kubernetes, AWS, GitHub Actions, Git
  
  What we offer

• 20 billable days off during the first year of cooperation, 25 billable days off from the second year
• Fair and competitive compensation
• Friendly team and supportive working environment
• Flexible working schedule
• Remote work opportunities
• Well-established business processes
• Regular company updates and Q&A sessions with management
• Ability to transfer unused vacation days to the next year
• Opportunities for professional growth and participation in large-scale fintech projects