Full-Stack (JAVA/KOTLIN) Engineer with German (Regular/Senior)

VM.PL; Wrocław; Hybrid; PLN 180,000 - 280,000; Full time

Benefits offered by this job

LuxMed healthcare

Life insurance

Multisport card

Language classes

Job summary

VM.PL is seeking a skilled Java/Kotlin developer to join a long-term hybrid role. You will contribute to a mature, cloud-native financial platform used by wealth management institutions, implementing business logic with Spring Boot and Kotlin, and enhancing document generation via Aspose.

The project emphasizes end-to-end Kotlin development (backend + Vaadin UI) with opportunities for onsite client visits and English/German language collaboration.

Qualifications

• 3+ years of experience in developing complex applications (financial projects are a plus).
• Very good knowledge of Java/Kotlin stack and Spring Boot.
• Experience building web applications (UI or backend-heavy).
• German language proficiency at min. B2 (mandatory).
• Polish language proficiency at min. B1.

Responsibilities

• Develop and maintain a multi-module financial platform based on cloud-native architecture.
• Implement business logic using Kotlin / Spring Boot.
• Design and develop document generation mechanisms (Word / Excel / PowerPoint) using Aspose.
• Work on advisory processes and workflows (onboarding, documents, contractual processes).
• Implement component-based UI in the Kotlin + Vaadin ecosystem (Web / Hybrid).
• Collaborate with Product Management, UX/UI, Design, and the solution architect.
• Participate in the full development lifecycle: analysis, implementation, testing, documentation.
• Ensure code quality through code reviews, unit tests, and CI.
• Analyze technical issues and optimize and stabilize solutions.

Skills

Java

Kotlin

Spring Boot

Vaadin

Aspose

jOOQ

Cloud-native

Unit testing

CI

Multitenant/On-premise

Education

Relevant technical education or equivalent professional experience

Tools

Vaadin

Aspose

jOOQ

Job description

Start:

ASAP | Full-time | Long-term (min. 12 months)

Model:

Hybrid / Remote + possible client visits

Project:

Financial industry (DACH)

Project Overview

You will join VM.PL to develop a mature, multi-module premium financial platform used by institutions in the wealth management sector. The solution serves as a Financial CRM / advisory system / client portal, supporting advisory processes, end-client interactions, and formal business workflows related to documentation.

The platform has been developed for several years within a unified Java/Kotlin ecosystem, based on a modern cloud-native architecture, with no legacy components. The project follows an end-to-end Kotlin approach (backend + UI built with Vaadin) and includes dynamic document generation (Word, Excel, PowerPoint) using the Aspose (Java) library as part of advisory processes. The cooperation is long-term, with a clearly defined roadmap and a fully equipped development environment.

Responsibilities

• Develop and maintain a multi-module financial platform based on cloud-native architecture
• Implement business logic using Kotlin / Spring Boot
• Design and develop document generation mechanisms (Word / Excel / PowerPoint) using Aspose
• Work on advisory processes and workflows (onboarding, documents, contractual processes)
• Implement component-based UI in the Kotlin + Vaadin ecosystem (Web / Hybrid)
• Collaborate with Product Management, UX/UI, Design, and the solution architect
• Participate in the full development lifecycle: analysis, implementation, testing, documentation
• Ensure code quality through code reviews, unit tests, and CI
• Analyze technical issues and optimize and stabilize solutions

Requirements

• Relevant technical education or equivalent professional experience
• Minimum 3 years of experience in developing complex applications (financial projects are a plus)
• Very good knowledge of the Java technology stack and Kotlin
• Experience working with Spring Boot
• If you don’t have experience with Kotlin and Vaadin, we’re looking for people who are open to learning
• Hands-on experience with relational databases
• Experience in building web applications (UI or backend-heavy)
• Independence, analytical thinking, and a strong focus on code quality
• German language proficiency at min. B2 (mandatory)
• Polish language proficiency at min. B1
• Nice-to-have:
• Experience with Vaadin or other component-based UI libraries
• Experience with Aspose or other document generation tools (Word / Excel / PDF)
• Experience with jOOQ
• Knowledge of cloud-native architectures and reactive processing models
• Experience in multitenant or on-premise projects in the financial sector

We offer

• Long-term cooperation — minimum 12 months, with a high probability of extension.
• Remote work with occasional visits to the Wrocław office and client — flexibility with the option (and sometimes need) for onsite collaboration.
• Transparent communication and a flat structure — quick access to decision-makers.
• Individual development path — training budget, external courses, knowledge-sharing sessions.
• A supportive, close-knit team focused on openness, trust, and partnership.
• Engaging projects — solutions in e-learning, energy, finance, manufacturing, logistics.
• International teams and clients — active use of English and/or German in real project settings.
• Language classes — English and German lessons funded by the company (all levels, incl. native speakers).
• Benefits package — LuxMed healthcare, Unum life insurance, Multisport card.
• Well-being & integration — team meetings, internal initiatives, squash/badminton groups, and daily activities that build relationships.