iGBA
Senior Backend Engineer

Senior Backend Engineer

19 OCT 2025

Senior Backend Engineer We believe that great careers and thriving teams grow through meaningful connections, and we’re here to match you with opportunities that fuel ambition and roles that unlock your talent. We know iGaming inside out and use that know-how to help talented professionals find their place in the game, where drive, innovation, and ambition meet in a perfect match. Our client, Growe, is a leading business advisory and services group in iGaming and Entertainment. Сreators of strategies that work and solutions that scale. Combining strategic vision with hands-on expertise, Growe helps businesses navigate the fast-evolving industry, seize new opportunities, enter new markets, and achieve sustainable growth. Perfect for those who aim to: Design and develop robust backend systems for real-time, high-throughput transaction processing (deposits, withdrawals, matching engine); Implement and optimise websocket-based flows for real-time communication between user roles; Integrate and orchestrate crypto and fiat payment providers; Ensure correctness, consistency, and fault tolerance of concurrent financial operations; Build and maintain event-driven backend components (ideally using Orleans or similar actor-based frameworks); Collaborate with product, frontend, mobile, and QA teams to align delivery on MVP milestones; Write clean, maintainable, and well-tested code in a secure and scalable manner; Contribute to architectural decisions and system design reviews.

Experience you’ll need to bring:
5+ years of .Net experience;
 
Experience in fintech, payments, or real-time systems;
 
Proven experience designing and maintaining transactional backend flows involving concurrency, locking, and consistency;
 
Deep understanding of real-time communication (websockets, pub/sub models, event sourcing);
 
Strong experience with payment or crypto systems integrations - will be a plus;
 
Experience with distributed systems, ideally actor-model frameworks (e.g., Orleans, Akka.NET, Proto.Actor, etc.);
 
Solid knowledge of event-driven architecture patterns (Kafka, RabbitMQ, etc.).
 
It's a perfect match if you have those personal features:
Good communication skills;
 
Ability to work independently and in a fast-paced startup environment.
 
Responsibility;
 
Security-first mindset and knowledge of best practices in sensitive data handling;
 
Quick to learn and adapt to new skills.