The Role
Develop and maintain backend systems for a trading-industry client. The role focuses on complex, low-latency, distributed systems handling high input volumes rather than web applications. Responsibilities require backend architecture expertise, system development and integration experience, and collaboration with a distributed international team. Experience with Golang, Java, or C# is required, while gRPC and FIX 4.4 knowledge are preferred.
Summary Generated by Built In
We’re hiring a Senior Backend Developer (4+ years of experience) for one of our clients in the trading industry. The client is an established player in the market, currently expanding their backend team to support ongoing system development and integration.
Requirements:
- Strong backend development experience with Golang, Java, or C#
- This is not a web app development role. We're looking for engineers with experience in complex, low-latency, distributed systems handling high input volumes (preferably in trading industry).
- Solid understanding of backend architecture and distributed systems
- English proficiency for daily communication
- Based in Serbia
Nice to have:
- Experience with gRPC protocol
- Knowledge of FIX 4.4 protocol
- This is a fully remote position, long-term collaboration, with a team distributed across multiple locations.
Skills Required
- 4+ years of backend development experience
- Strong backend development experience with Golang, Java, or C#
- Experience with complex, low-latency, distributed systems handling high input volumes
- Solid understanding of backend architecture and distributed systems
- English proficiency for daily communication
- Based in Serbia
- Experience with gRPC protocol
- Knowledge of FIX 4.4 protocol
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The Company
What We Do
Silver Bell Group is a nearshore business process outsourcing provider helping global companies streamline sales and customer experience. Founded in 2014, it builds dedicated teams in South and East Europe that operate as extensions of clients’ businesses. Its tailored services span customer engagement, sales, lead generation, technical support, finance and back-office operations, marketing, talent management, and customer acquisition and retention.







