AI-Driven Software Engineer for Modern & Legacy Systems

Adentis Portugal; Lisboa; On-site; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Great Work-Life balance

Flexible organizational routine

Health benefits for you and yourFamily

Team Building activities

300+ discount protocols

Training and Certification Department

Personalized performance feedback plan

Career progression with reviews

Job summary

Adentis Portugal is seeking a hands-on software engineer and AI advocate responsible for building modern applications, maintaining critical legacy systems, and leveraging AI coding agents daily to accelerate development, documentation, and modernization.

The role spans modern and legacy technologies from C#/.NET to COBOL, Delphi, PowerBuilder, FoxPro and WinDev, with mentorship of engineers, CI/CD participation, and a focus on clean, SOLID code and AI-assisted practices.

Qualifications

• AI advocacy and ability to demonstrate AI coding agents in practice.
• 4–6 years of professional software development experience.
• Willingness to work with legacy technologies (COBOL, Delphi, PowerBuilder, FoxPro, WinDev).
• Fluent English; French or Spanish a plus.

Responsibilities

• AI Advocacy: lead by example using AI coding agents and run workshops to upskill the team.
• Modern & Legacy Systems Development: build features across C#/.NET and legacy tech.
• Modernization & Architecture: plan migrations to modern architectures while preserving business logic.
• Quality & Collaboration: write clean code, participate in reviews, and mentor colleagues in AI-assisted practices.

Skills

AI advocacy

Mentoring engineers

CI/CD pipelines

Agile practices

Code reviews

Tools

GitHub Copilot

Cursor

Claude Code

C# / .NET

COBOL

Delphi

PowerBuilder

FoxPro

WinDev

SQL

Git

CI/CD

Job description

Adentis Portugal is seeking a hands-on software engineer and AI advocate responsible for building modern applications, maintaining critical legacy systems, and leveraging AI coding agents daily to accelerate development, documentation, and modernization.

The role spans modern and legacy technologies from C#/.NET to COBOL, Delphi, PowerBuilder, FoxPro and WinDev, with mentorship of engineers, CI/CD participation, and a focus on clean, SOLID code and AI-assisted practices.