Senior Mobile Developer

Conkord; Lisboa; Hybrid; EUR 55,000 - 75,000; Full time

Benefits offered by this job

Health insurance

Flexible benefits

Career development

Employee referral

Learning platforms

Wellbeing initiatives

Job summary

CONKORD is seeking a Senior Mobile Developer (Kotlin) to join our team in Lisbon or Porto. You will design, develop, and improve high-quality Android applications, focusing on scalable mobile solutions and modern Android architectures.

You will work with Jetpack Compose, MVVM, and Clean Architecture, integrate REST APIs, contribute to CI/CD, and collaborate with international teams on AI-assisted coding initiatives while delivering impact for clients across industries.

Qualifications

• 5+ years of mobile development experience with Kotlin and Android.
• Experience with Android SDK, Android Studio and modern Android development practices.
• Proficiency with Jetpack Compose, Coroutines and Flow.
• Knowledge of MVVM, Clean Architecture and software design principles.
• Experience integrating REST APIs and working with JSON.
• Familiarity with CI/CD pipelines and automated mobile deployment.
• Knowledge of DI frameworks such as Hilt or Dagger.
• Fluent English, both written and spoken.

Responsibilities

• Design, develop, test, and maintain high-quality Android applications using Kotlin.
• Build scalable and maintainable mobile solutions following modern Android practices.
• Implement UIs with Jetpack Compose and/or Android Views.
• Integrate REST APIs and backend services.
• Apply MVVM and Clean Architecture.
• Implement automated tests to ensure quality, performance, and reliability.
• Collaborate with UX/UI designers, backend developers, and product teams.
• Contribute to CI/CD pipelines and release processes.
• Leverage AI-assisted coding tools to improve productivity and code quality.
• Participate in code reviews and technical decisions.

Skills

Kotlin

Android

Jetpack Compose

MVVM

Clean Architecture

REST APIs

JSON

JUnit

Espresso

Git

CI/CD

Hilt

AI-assisted coding

Education

Bachelor’s or Master’s in Computer Science

Tools

Android Studio

Android SDK

GitHub Copilot

ChatGPT

Job description

AtCONKORD(formerly the RIT Group), we don’t just implement technology; we engineer the future. By unifying the specialized expertise of Readiness IT, Ritain.io, Latitudde, and Red IT, we have emerged as a global high-tech powerhouse driven by AI and technical excellence.

Why build your career at CONKORD?

The Best of Both Worlds:Benefit from the stability of a20-year legacyin the Telco industry combined with the fast-paced energy of anAI-driven innovationhub.

Global Impact:Join a certified team of500+ professionalsdelivering high-impact digital projects across30+ countries.

Proven Success:Be part of a track record that includes over2,000 successfully delivered projectsfor some of the world’s most demanding industries.

Technical Elite:Work alongside experts who value deep domain knowledge and "Technical Excellence" as a standard, not just a goal.

Under our motto,“Creating your Tomorrow,”we provide the environment, the tools, and the global scale to turn your expertise into world-changing solutions.

Job Description

At CONKORD, formerly the RIT Group, we don’t just implement technology — we help shape what comes next.

By bringing together the expertise of Readiness IT, Ritain.io, Latitudde, and Red IT, CONKORD combines more than 500 professionals across multiple countries, bringing together expertise in AI, Digital Transformation, and Technology Services.

We deliver technology solutions and high-impact projects for clients across different industries, supporting organizations in accelerating their digital transformation and responding to increasingly complex business and technology challenges.

Under our motto, “Creating your Tomorrow”, we believe sustainable growth starts with people. That is why we are building teams that combine talent, ambition, collaboration, continuous learning, and a strong focus on delivering value to our clients.

About the Role

We are looking for a Senior Mobile Developer (Kotlin) to join our team and contribute to the design, development, and continuous improvement of high-quality Android applications.

You will be responsible for developing scalable mobile solutions, implementing modern Android architectures, optimizing application performance, and ensuring a seamless user experience.

This is an opportunity for a technically driven professional with strong Kotlin expertise, knowledge of modern Android development practices, and an interest in cloud integration, DevOps, and AI-assisted coding within a fast-paced and international environment.

Requirements

Your Main Responsibilities

Design, develop, test, and maintain high-quality Android applications using Kotlin;

Build scalable and maintainable mobile solutions following modern Android development practices;

Implement user interfaces using Jetpack Compose and/or Android Views;

Integrate REST APIs and backend services into mobile applications;

Apply architectural patterns such as MVVM and Clean Architecture;

Implement automated tests and ensure application quality, performance, and reliability;

Collaborate with UX/UI designers, backend developers, product teams, and other stakeholders;

Contribute to CI/CD pipelines, automated builds, and mobile application release processes;

Identify and resolve technical issues, optimize performance, and improve application stability;

Leverage AI-assisted coding tools to improve development productivity and code quality;

Contribute to code reviews, technical decisions, and continuous improvement initiatives.

What We’re Looking For

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field, or equivalent professional experience;

At least 5 years of experience in mobile development, with strong expertise in Kotlin and Android;

Solid experience with Android SDK, Android Studio, and modern Android development practices;

Experience with Jetpack Compose, Coroutines, and Flow;

Knowledge of MVVM, Clean Architecture, and software design principles;

Experience integrating REST APIs and working with JSON;

Knowledge of automated testing frameworks, including JUnit and Espresso;

Experience with Git, CI/CD pipelines, and mobile application deployment;

Familiarity with dependency injection frameworks such as Hilt or Dagger;

Knowledge of mobile security, performance optimization, and application lifecycle management;

Familiarity with AI-assisted coding tools such as GitHub Copilot or ChatGPT;

Strong problem-solving skills, technical autonomy, and collaborative mindset;

Fluent English, both written and spoken.

Work Model

Lisbon or Porto based role;

Hybrid working model, depending on project and client requirements.

What We Offer

Integration into an international and growing technology company;

Opportunity to work on challenging mobile development projects;

Exposure to international clients and multicultural teams;

Career development opportunities within an international organization;

Continuous learning and professional development initiatives;

Access to learning platforms and development resources;

Health and wellbeing initiatives;

Flexible benefits through Coverflex;

Health insurance;

Employee referral program;

Competitive compensation package.

Why CONKORD?

At CONKORD, we believe that technology transformation starts with people.

You will have the opportunity to build innovative mobile applications, work with modern Android technologies, and collaborate with talented professionals on projects that make a real impact.

If you are passionate about mobile development, Kotlin, and creating exceptional user experiences, and you are looking for an environment where you can take ownership and continue to grow, we would like to hear from you.