Remote Developer - .NET Developer

Capitole is one of the best IT consulting companies and the place you want to be. We believe in a different model, more human, with the employee in the center of our company
Interesting projects. Cutting-edge technologies. Agile methologies
1200 per year training budget
Flexible working hours
More than 900 skilled professionals, from more than 27 nationalities
Private health insurance
Wellhub: access to fitness, wellness, and mental health support
Processing of the work permit for you to come to Spain with your family
Lots of amazing events
Capitole Consulting keeps growing and we want to do it with you!
We are looking for a Senior .NET Developer to join a multicultural team where you'll have the opportunity to contribute to high-impact projects, mentor other developers, and help shape modern software architectures.
Location: Full Remote (Spain)
Flexible working hours + Intensive Fridays
English level: Design, develop, and maintain high-performance backend applications using modern .NET technologies .
Design, optimize, and maintain SQL databases , ensuring scalability and performance.
Apply Clean Code, SOLID principles, design patterns, and software engineering best practices .
Define and improve observability, monitoring, and application performance strategies .
Mentor and support junior and mid-level developers.
Participate in frontend development tasks using React and modern JavaScript technologies.
5+ years of experience in software development with .NET
~ NET 10 or recent versions of the .NET ecosystem
~ NET Core
~ Entity Framework Core
~ Strong SQL knowledge:
~ Relational database design
~ Indexing and performance tuning
~ Experience with Test-Driven Development (TDD) using:
~ xUnit, NUnit, or MSTest
~ Moq or similar mocking frameworks
~ Integration testing
~ Strong frontend development experience with:
~ React
~ API integrations (Axios, Fetch)
~ Material UI or similar component libraries
~ Redux or other state management libraries
~ Solid understanding of software design principles, architectural patterns, and distributed systems
~ Experience working in Agile environments (Scrum/Kanban)
~ English C1
Docker & Kubernetes
Cloud platforms: Azure, AWS, or GCP
Kafka
RabbitMQ
Azure Service Bus
Observability and monitoring tools:
ELK Stack
Prometheus
Grafana
GitHub Actions
GitLab CI
Focus on quality, maintainability, and scalability
Full Remote position
The employee will adhere to information security policies:
-Will have access to confidential information related to Capitole and the project they are working on.
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