Full-Stack Engineer (Java/Kotlin) – Finance, Hybrid

VM.pl sp. z o.o; Wrocław; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

LuxMed healthcare

Unum life insurance

Multisport card

Language courses

Job summary

VM.pl sp. z o.o. in Wrocław seeks a Full-Stack Engineer (Java/Kotlin) with German to join a long-term hybrid role focused on a mature Wealth Management platform.

You will work on frontend (Kotlin UI) and backend tasks, enhancing financial CRM and client portal features while maintaining a monolithic, reactive data model. The ideal candidate has 3+ years in Java/Kotlin, strong Spring, CSS/HTML, and German B2 plus Polish B1, with optional Vaadin exposure.

Qualifications

• At least 3 years of commercial experience as a Java/Kotlin Developer or Full Stack Developer.
• Strong knowledge of Java and Kotlin.
• Experience in web application development.
• Strong knowledge of CSS and HTML.
• Practical experience with JavaScript, or willingness to work with Kotlin UI as an alternative to JavaScript.
• Solid debugging skills in Java/Kotlin applications and the ability to analyze existing codebases.
• Experience working with Git.
• Knowledge of Spring Framework.
• Strong analytical thinking and ability to work independently.
• German language proficiency (minimum B2) – mandatory.
• Polish language proficiency (minimum B1).

Responsibilities

• Develop and maintain a financial platform used by Wealth Management institutions.
• Enhance and customize existing business functionalities.
• Work primarily on the frontend layer (approximately 70%) using Kotlin UI and modern web technologies.
• Build and modify UI components and layouts using CSS and Kotlin.
• Analyze, troubleshoot, and debug applications built with Java and Kotlin.
• Develop business logic and work with the platform's reactive data model.
• Contribute to backend development (approximately 20–30%), including REST integrations.
• Collaborate closely with the Product Owner, Solution Architect, and development team.
• Investigate issues, fix defects, and improve application stability.
• Perform manual testing of implemented features when required.

Skills

Java

Kotlin

German B2

Polish B1

Spring Framework

CSS

HTML

JavaScript

Git

Tools

Vaadin

Spring Boot

jOOQ

Aspose

Job description

VM.pl sp. z o.o. in Wrocław seeks a Full-Stack Engineer (Java/Kotlin) with German to join a long-term hybrid role focused on a mature Wealth Management platform.

You will work on frontend (Kotlin UI) and backend tasks, enhancing financial CRM and client portal features while maintaining a monolithic, reactive data model. The ideal candidate has 3+ years in Java/Kotlin, strong Spring, CSS/HTML, and German B2 plus Polish B1, with optional Vaadin exposure.