Lead .NET Developer | Event Sourcing, CQRS & AI (Full Remote)

Adentis; Lisboa; On-site; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Great work-life balance

Health benefits for you and family

Team Building activities

Continuous professional development

Career progression with performance-­-

Job summary

Adentis is seeking an experienced Lead .NET Developer to drive the technical design and development of scalable, distributed software solutions in a challenging Lisbon-based role.

The ideal candidate combines strong .NET expertise with hands-on Event Sourcing, CQRS and AI-driven development, while mentoring multiple development teams to deliver high-quality software.

Qualifications

• Significant professional software development experience with leadership.
• Strong backend skills in C#, .NET, and ASP.NET Core.
• Hands-on experience with Event Sourcing, CQRS, and event-driven architectures.
• Experience incorporating AI into software projects or workflows.
• Database knowledge in SQL and/or NoSQL.
• Proficiency with SOLID, design patterns, automated testing, and modern CI/CD pipelines.
• Ability to guide teams, make technical decisions and own complex solutions.
• Fluent English is mandatory.

Responsibilities

• Lead the design, development, and implementation of backend solutions using C# and .NET.
• Promote software architecture best practices with Event Sourcing and CQRS.
• Design scalable, distributed, event-driven systems.
• Explore and integrate AI capabilities into development processes.
• Drive technical decisions, ensure code quality, performance and maintainability.
• Provide technical leadership and mentoring to development teams.
• Participate in code reviews and promote clean code and engineering best practices.
• Translate business requirements into effective technical solutions.

Skills

C#

.NET

ASP.NET Core

Event Sourcing

CQRS

AI integration

SQL

NoSQL

SOLID principles

Design Patterns

CI/CD

Git

Leadership

English (Fluent)

Tools

Git

CI/CD

Job description

With just over 10 years of experience in the Portuguese market, we share our DNA with more than 200 workers and position our offer according to 3 lines of service:

• Strategy (Outsourcing, NeXel, Team as a Service, Tech Academies);
• Nearshore.

In ADENTIS, we focus on PEOPLE. This is our emotional salary:

• Great Work-Life balance;
• Very flexible organizational routine;
• Health benefits (for you and your family);
• Team Building activities;
• Over 300 protocols to offer you great discounts in different areas;
• Continuous professional development sponsored by our Training and Certification Department;
• Regular feedback on your performance through a personalized plan;
• Comprehensive career plan and progression involving assertive performance reviews.

Role Overview:

We are looking for an experienced Lead .NET Developer to drive the technical design and development of scalable, distributed software solutions. The ideal candidate combines strong expertise in the .NET ecosystem with hands‑on experience in Event Sourcing, CQRS and AI‑driven development, while providing technical guidance and leadership to development teams.

Key Responsibilities:

• Lead the design, development and implementation of backend solutions using C# and .NET.
• Define and promote software architecture best practices, particularly Event Sourcing and CQRS.
• Design and develop scalable, distributed and event‑driven systems.
• Explore and integrate AI capabilities into software development processes and application solutions.
• Drive technical decisions, ensuring code quality, performance, scalability and maintainability.
• Provide technical leadership, guidance and mentoring to development teams.
• Participate in code reviews and promote clean code, SOLID principles and engineering best practices.
• Collaborate with stakeholders to translate business requirements into effective technical solutions.

Tech Stack & Core Requirements:

• Experience: Significant professional experience in software development, with proven technical leadership or Lead Developer experience.
• Backend: Strong expertise in C#, .NET and ASP.NET Core.
• Architecture: Hands‑on experience with Event Sourcing, CQRS and event‑driven architectures.
• AI: Experience integrating AI technologies into software solutions or development workflows.
• Databases: Strong knowledge of SQL and/or NoSQL databases.
• Engineering Practices: SOLID principles, Design Patterns, automated testing, CI/CD and Git.
• Leadership: Ability to drive technical decisions, mentor developers and take ownership of complex solutions.
• Languages: Fluent English is mandatory.

We walk with you!

At Adentis we defend equality and value diversity. We create a safe, diverse environment where opportunities are equal for all employees!

We do not discriminate based on age, ethnicity, sexual orientation, gender, disability or any factor other than merit.

All candidates with skills for the position are welcome!