Kotlin Multiplatform Mobile Engineer (Ios/Android) – Banking

Artsoft Business Software; Almada; Híbrido; EUR 45 000 - 65 000; Tempo integral

Resumo da oferta

Artsoft Business Software is seeking a talented Mobile Developer to join our fintech-focused team. You will design, build, and own end-to-end mobile solutions in a remote or hybrid setup, contributing to a high-traffic wallet platform.

Ideal candidates have strong mobile-first full-stack expertise, hands-on Kotlin Multiplatform, and experience with Spring Boot, Docker, Kubernetes, and CI/CD. Join us to shape scalable payment systems for millions of users.

Qualificações

• 5+ years of software development experience.
• 1-2 years of cloud-native mobile-focused development is a plus.
• Experience with Kotlin Multiplatform is essential.
• Strong understanding of client-side architecture and Clean Architecture.
• Experience with Spring Framework and Spring Boot.
• Knowledge of distributed systems and microservices architecture.
• Experience with Kafka, REST APIs, and event-driven architectures.
• Experience with Docker, Kubernetes, and CI/CD processes.

Responsabilidades

• Design, build, and maintain complex mobile systems at scale, integrating advanced technologies.
• Develop advanced fintech products with end-to-end ownership and operational responsibility.
• Lead and deliver full-stack solutions from concept to production.
• Collaborate closely with cross-functional teams to continuously improve the product.
• Design and implement scalable and robust software architectures.
• Ensure high code quality, performance, and system reliability.

Conhecimentos

5+ years exp

Full-stack

Kotlin Multiplatform

Spring Boot

Distributed systems

Kafka

Docker

Kubernetes

CI/CD

Mobile focus

Ferramentas

REST APIs

Kafka

Docker

Kubernetes

Spring Framework

CI/CD

Descrição da oferta de emprego

Descrição do cargo

About The Company/project

We are looking for a talented and passionate Fullstack Mobile Developer to join our team and work on cutting‑edge products in a dynamic and innovative environment.

Job title: Mobile Developer

Location: Lisboa/Portugal

Work mode: Remote OR Hybrid

Type of cooperation: B2B contract

Product Overview

This is a large‑scale fintech product operating as a mobile wallet platform, used daily by millions of users for real‑time payments. It enables instant peer‑to‑peer transfers, online payments, and seamless integrations with merchants, acting as a core payment layer within a highly digitalised market (similar in concept to solutions like PayPal or Venmo). From a technical perspective, it's a high‑traffic, real‑world system focused on performance, scalability, and availability – combining modern backend architectures, APIs, and mobile‑first design.

Responsibilities

• Design, build, and maintain complex mobile systems at scale, integrating advanced technologies
• Develop advanced fintech products with end‑to‑end ownership and operational responsibility
• Lead and deliver full‑stack solutions from concept to production
• Collaborate closely with cross‑functional teams to continuously improve the product
• Design and implement scalable and robust software architectures
• Ensure high code quality, performance, and system reliability

You Are An Ideal Candidate If You Have

• 5+ years of software development experience
• Strong full‑stack experience with a significant focus on mobile
• Hands‑on experience with Kotlin Multiplatform (KMP)
• Deep understanding of client‑side architecture and Clean Architecture
• Experience with Spring Framework and Spring Boot
• Strong understanding of distributed systems and microservices architecture
• Experience working with Kafka, REST APIs, and event‑driven architectures
• Experience with Docker, Kubernetes, and CI/CD processes

Nice To Have

• Familiarity with AWS – an advantage
• Strong communication and teamwork skills
• Ability to thrive in a fast‑paced, dynamic environment
• Proactive, "Can-Do" attitude
• Strong problem‑solving and system‑thinking abilities