Mobile Engineer

KCS IT; Porto; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Hybrid work model

Career development

Training programs

Remote-friendly projects

International projects

Job summary

KCS IT is seeking a skilled Flutter engineer in Porto with middle-senior level. The role involves building and maintaining cross‑platform mobile apps, collaborating with product and design, and delivering high-quality software in a hybrid work setting.

English fluency is mandatory. The successful candidate will work on apps deployed to App Store and Google Play, implement Riverpod architecture, and leverage AI-assisted development tools to improve code quality and delivery speed.

Qualifications

• 5+ years in software engineering
• At least 3 years mobile apps with Flutter
• Experience publishing iOS/Android apps
• Strong Riverpond and architecture knowledge
• Experience with AI-assisted development tools

Skills

Flutter

Dart

Riverpod

CI/CD

REST API

Unit testing

English fluency

AI-assisted tooling

Education

Bachelor's degree in Computer Science or related field

Tools

GitHub Copilot

GitHub Actions

Job description

We’re looking for the special, unique and amazing YOU!

We’re looking for the special, unique, and amazing YOU!

At KCS IT, we seek those who stand out, those who always strive to be better and fight for it. We value individuals who share our core principles:

Integrity & Transparency

At KCS IT, we champion equality and embrace diversity. We foster a safe, inclusive environment where opportunities are equal for all!

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

We are looking for an Amazing: Flutter engineer

Seniority: Middle senior

Type of position: hybrid 2 x week

The amazing you, will have:

• Bachelor's degree in Computer Science, Software Engineering, or a related field;
• 5+ years of experience in software engineering, including at least 3 years developing mobile applications with Flutter;
• Proven experience building, deploying and maintaining Flutter applications for iOS and Android, published on the App Store and Google Play;
• Strong knowledge of Flutter architecture and state management, particularly Riverpod (Provider or BLoC is also valued);
• Hands-on experience with AI-assisted development tools, such as GitHub Copilot or similar, including reviewing and validating AI-generated code;
• Experience with Spec-Driven Development, ideally using OpenSpec, GitHub Spec Kit or similar tools;
• Solid experience with unit, widget and integration testing, as well as code reviews and quality assurance practices;
• Strong understanding of OOP, SOLID principles, design patterns and REST API integration;
• Experience implementing and improving CI/CD pipelines for mobile applications, preferably using GitHub Actions;
• Ability to troubleshoot production issues, optimize application performance and ensure stability;
• Experience collaborating with cross-functional teams, including product, design and backend engineers;
• Fluency in English is mandatory.

To turn yourself from amazing to unique, you´ll have (plus):

• Experience with Test-Driven Development (TDD) and Firebase;
• Knowledge of native iOS or Android development;
• Previous experience mentoring engineers and promoting AI-assisted development best practices;
• Experience in fintech or accounting software;
• Related certifications.

Why should you become part of our family?

• You can develop a career that fits you: your career development is personalized, taking in consideration your needs and goals from a short to long term
• Interesting Challenges Ahead: you can work for several clients from different sectors of activity
• Free training programs: Our training and certification programs in languages, tech, behavior and business will help you to reach your full potential faster
• International projects in Benelux: you can gain international experience in Benelux and balance a new way of living with work
• Type of projects (depending on the project you might find one of this types of projects):
• In hybrid Systems: Is important to balance work with socialization, that´s why a hybrid system works for us and for you
• Full Remote projects: If you want to work while you enjoy the comfort of your home
• Full Onsite projects: if you prefere the company of your colleagues!
• Take care of your well-being: Enjoy our free nutrition, psicologist, general medicine appointments and our yoga and personal training days… all remote!