Java Kotlin M/F

Sysmatch; Lisboa; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Onboarding

Feedback culture

International project

Competitive salary

Career growth

Collaborative culture

Exclusive discounts

Team events

Job summary

Sysmatch, a well-established IT Consultancy and Outsourcing partner, is hiring a Java/Kotlin Backend Developer for a hybrid role in Lisbon. You will design, develop and maintain backend services, build and consume RESTful APIs, and review code within a microservices-based ecosystem.

We offer onboarding, regular feedback, and opportunities to work with an international client on cutting-edge tech projects, with a competitive salary aligned to experience and skills.

Qualifications

• 5-8 years of experience in backend development.
• Design, develop and maintain backend services with Java/Kotlin.
• Create and maintain system functionality and APIs.
• Review code for Pull Requests and ensure code quality.
• Design solutions based on microservices and clean architecture.
• Diagnose issues and debug production problems.

Responsibilities

• Design, develop, and maintain backend services using Java and Kotlin.
• Create and consume RESTful APIs for internal and external use.
• Review code for Pull Requests and ensure code quality.
• Design solutions based on microservices architecture.
• Maintain SOLID principles and clean architecture.
• Diagnose issues, debug production problems, and resolve defects.
• Create and maintain technical documentation for services.

Skills

Backend Java/Kotlin

Microservices

SOLID/Clean architecture

Code review

Debugging production issues

Tools

RESTful APIs

Job description

With over 25 years of experience, Sysmatch is a well-established name in IT Consultancy and Outsourcing, involved in both national and international projects that promote excellence in technology and services. Our secret? A team that blends talent, creativity, and experience to deliver robust, scalable, and tailored solutions.

We’re not just tech experts — we’re partners who support our clients’ transformation, anticipate trends, and drive their evolution. Flexibility, innovation, and a forward-thinking mindset are part of our DNA.

Java/Kotlin M/F – Hybrid (Lisbon)

What we are looking for

• 5-8 years of experience
• Design, develop, and maintain backend services using Java, Kotlin, and related frameworks
• Create and maintain system functionality.
• Build and consume RESTful APIs
• Review code for Pull Request approval.
• Design solutions based on microservices.
• Ensure code quality, applying SOLID principles and clean architecture
• Diagnose issues, debug production problems, and resolve defects.
• Create and maintain technical documentation for services

What we offer

• A personalized onboarding experience that welcomes and supports you throughout your journey.
• Regular and constructive feedback to boost your growth and development.
• A dynamic project with a prestigious international client.
• A competitive salary package, aligned with your experience and skills.
• Career development opportunities through ambitious and innovative tech projects.
• A collaborative culture that values creativity and individual progress.
• Access to exclusive discounts in a wide network of partners, including health, wellness, travel, culture, gastronomy, leisure and much more.
• Team-building events and initiatives that create memorable shared experiences.