Senior Flutter Engineer | Hybrid Porto (2x/wk)

KCS IT; Porto; Hybrid; EUR 50,000 - 90,000; Full time

Benefits offered by this job

Hybrid work (Porto)

International projects

Training & certifications

Job summary

KCS IT is seeking a Senior Software Engineer (Flutter) in Porto with hybrid work (2x/week). The candidate should have 5+ years of software engineering experience, including 3+ years with Flutter, and fluency in English.

The role emphasizes AI-assisted development, Spec-Driven development, testing, and cross-functional collaboration. The Porto hub offers opportunities across international projects, client work across sectors, and a supportive environment focused on growth, training, and

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 5+ years of experience in software engineering, including 3+ years developing mobile apps with Flutter.
• Proven experience building, deploying and maintaining Flutter apps for iOS/Android, published in App/Play stores.
• Strong knowledge of Flutter architecture and state management, especially Riverpod.
• Hands-on with AI-assisted development tools (e.g., GitHub Copilot) and code review.
• Experience with Spec-Driven Development using OpenSpec or similar tools.
• Solid unit, widget and integration testing; strong code reviews and QA practices.
• Strong OOP/SOLID understanding and REST API integration.

Skills

Flutter

Riverpod

Copilot AI

Spec-Driven Dev

CI/CD

REST API

Testing

OOP/SOLID

English Fluency

Education

Bachelor's degree in CS or related

Tools

Flutter SDK

OpenSpec / Spec Kit

Firebase

GitHub Actions

Job description

KCS IT is seeking a Senior Software Engineer (Flutter) in Porto with hybrid work (2x/week). The candidate should have 5+ years of software engineering experience, including 3+ years with Flutter, and fluency in English.

The role emphasizes AI-assisted development, Spec-Driven development, testing, and cross-functional collaboration. The Porto hub offers opportunities across international projects, client work across sectors, and a supportive environment focused on growth, training, and