Sr. Backend Developer .NET (m,f,d)
Who we are
Quantion is a Business Digital Transformation services company born in 2015.
Our services are based on a Digital Factory model. Through this model we help companies to accelerate its digital transformation projects with an end-to-end approach.
We have +120 professionals in application development, UX/UI and digital business transformation to build innovative solutions oriented to business results.
As a Digital Factory we combine our teams in cutting-edge technologies and digital deep experiences with the innovation ecosystem, to ensure that we can provide the best solution to face business challenges, from its concept to its implementation.
We are looking for .NET developer. If you want to participate in one of our biggest International projects, don’t hesitate to apply!
General Requirements:
- Bachelor’s degree in Computer Science, Information Systems, or a related field
- Proven experience in .NET development (minimum 3 years)
- Proficiency in .NET, including C# and related frameworks/technologies
- Relevant certifications (e.g., Microsoft Certified: .NET Developer) are a plus
- Excellent problem-solving skills and the ability to analyze complex business processes, translating them into scalable .NET solutions
- Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional and geographically distributed teams
- International mindset; enjoys working in diverse environments
- Ambitious and open-minded personality
- Ability to work independently and proactively, with a strong sense of ownership and accountability
- Pragmatic and solution-oriented approach
- Fluent English (spoken and written)
- Accurate and reliable working style
Required Skillset:
- C# / .NET / .NET Core (minimum 3 years of experience)
- REST (HTTP & gRPC)
- Docker
- IDE: Visual Studio or VS Code
- SQL Server (T/SQL, SQL)
- Azure Cloud
- Azure DevOps
Key Activities:
- BFF (Backend-for-Frontend) development
- API development
- SQL queries and stored procedures (T/SQL)
- Supporting the setup of target cloud environments on existing AKS (Docker namespaces, CI/CD, connectivity, etc.)
- Deployment on cloud environments
- Monitoring and metrics setup
- Unit testing
Apply to our offer…
💟 If you are passionate about technologies
💟 If you define yourself as a team worker
💟 If you want to work with a multidisciplinary and international team
💟 If you want to be part of a company which is permanently expanding and growing
💟 If you want to work in an international environment
Our offering:
⭐ Permanent contract
⭐ Competitive salary
⭐ 22 days of vacation
⭐ 5 additional holidays for Christmas
⭐ 4 additional holidays for Easter
⭐ Flexible working time
⭐ Continuous working days in summer
According with our Equality Plan at Quantion we believe in diversity and inclusion. We defend equal opportunities without discriminating based on gender, age, religion or sexual orientation or any other aspect that could be considered exclusive.
- Department
- Tech
- Locations
- Barcelona
- Remote status
- Hybrid

Already working at Quantion?
Let’s recruit together and find your next colleague.