Senior C# .NET Architect – Equity Opportunities

Rumos Portugal; Porto; On-site; EUR 60,000 - 80,000; Full time

Job summary

Rumos Portugal is seeking a senior .NET developer to join our Porto team. You will design and modernize enterprise applications, ensuring robust architecture and scalable solutions across sectors.

The ideal candidate has deep hands-on experience with C#, .NET, SQL and RESTful APIs, a solid grasp of SOLID principles, and a track record in Agile environments. Excellent English communication and a commitment to continuous learning are essential.

Qualifications

• Bachelor’s degree in Information Technology or a related field.
• Minimum 6 years of professional experience in similar roles.
• Experience with C#, .NET, and .NET Framework.
• Proven experience in designing and modernising applications with robust architecture.
• Proficiency in SQL, including database concepts and stored procedures.
• Experience with automated testing frameworks.
• Knowledge of RESTful APIs.
• Familiarity with SOLID principles and design patterns.
• Experience with Agile methodologies.
• Fluency in English.
• Detail-oriented and committed to continuous learning.

Skills

English fluency

Detail-oriented

Agile methodologies

Continuous learning

Education

Degree in Information Technology or related field

Tools

C#

.NET

.NET Framework

SQL

RESTful APIs

Testing frameworks

SOLID principles

Design patterns

Job description

Rumos Portugal is seeking a senior .NET developer to join our Porto team. You will design and modernize enterprise applications, ensuring robust architecture and scalable solutions across sectors.

The ideal candidate has deep hands-on experience with C#, .NET, SQL and RESTful APIs, a solid grasp of SOLID principles, and a track record in Agile environments. Excellent English communication and a commitment to continuous learning are essential.