Senior .NET Developer

Devico · Professional Services · Recruiting & Staffing · SQL · C# · 22 days ago
Closed
This job closed on Nov 3, 2026 It was open for 19 days. Devico has 4 other roles open.
4 roles at Devico 576 Backend roles in Ukraine 12,343 remote Backend roles
Location
Remote (Ukraine)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Removed from the employer's board on Nov 3, 2026. First seen by Alion on Oct 15, 2026.

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Devico

As an European outstaffing company, Devico connects businesses with top-tier engineers ready to integrate in days. With 15+ years of delivery and 4.4% turnover, we ensure stable teams, predictable costs, and consistent performance across every software project.
devico.io · HQ: New York, United States · IT Outsourcing & Dedicated Teams · IT Staffing & Staff Augmentation

We are looking for an experienced Senior .NET Developer to join our engineering team and help build a modern FinTech platform. You'll play a key role in designing scalable solutions, driving technical decisions, and mentoring other developers.

Responsibilities:
- Design, develop, and maintain scalable backend applications.
- Build and optimize high-performance APIs and services.
- Contribute to system architecture and technical strategy.
- Conduct code reviews and mentor team members.
- Collaborate with Product, QA, and DevOps teams.
- Ensure high code quality and system reliability.

Requirements:
- 5+ years of commercial experience with C#/.NET.
- Strong expertise in .NET Core / .NET 8 and ASP.NET Core.
- Extensive experience designing REST APIs.
- Strong knowledge of SQL and database optimization.
- Experience with Entity Framework Core.
- Solid understanding of microservice architecture.
- Hands-on experience with Docker and Kubernetes.
- Experience with Azure or AWS.
- Deep understanding of OOP, SOLID, and design patterns.
- Upper-Intermediate English or higher.

Nice to Have:
- Experience with message brokers (RabbitMQ, Kafka, Azure Service Bus).
- Experience with Redis.
- Background in FinTech, banking, or payment systems.
- Experience mentoring developers and leading technical initiatives.

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