Senior Full-Stack (Kotlin) Engineer

Start: ASAP | Full-time | Long-term (min. 12 months) | Hybrid / Remote with possible on-site visits | Financial industry project (Germany)

You will join VM.PL to develop a modern, premium-class financial platform — an advanced client portal / advisory system / financial CRM supporting advisory processes, information flow and interaction with end customers. The system has been developed using a modern cloud architecture for the past seven years — with no legacy components and a strong focus on clean, stable and scalable code.

The environment is fully based on Kotlin, reactive architecture, a relational database, and component-based UI. This is a long-term project with a real multi-year cooperation perspective.

Responsibilities

• Development and maintenance of a modern, multi-module financial platform built using cloud-native architecture.

• Implementation of frontend functionalities for browsers and mobile devices (component-based UI).

• Full lifecycle development: analysis, specification, implementation, testing, documentation.

• Designing and expanding workflow processes (onboarding, documents, contract processes, PDF generation).

• Building data visualizations (tables, charts, dashboards).

• Collaboration with cross-functional teams: Product Management, UX/UI, Design.

• Ensuring code quality through code reviews, unit tests, and CI.

• Analysis and resolution of technical issues and performance optimization.

Requirements

• Degree in Computer Science or equivalent professional experience.

• Several years of experience in software development — ideally in financial or other complex projects.

• Strong knowledge of the Java Technology Stack and Kotlin; hands-on experience with modern frameworks and tools.

• Experience in building responsive web and mobile applications.

• Nice to have:

  • experience with component-based UI libraries,

  • cloud-native architectures,

  • reactive data infrastructure,

  • relational databases.

• Independence, analytical thinking, high quality standards, and ownership mindset.

• Proactiveness and entrepreneurial approach to product development.

• German language proficiency at min. B2 (mandatory).

• Polish language proficiency at min. B1.

We offer

• Remote work with the possibility of business trips to the client in Germany.

• Clear communication and a flat structure — fast decisions and real influence on the project.

• Long-term cooperation — min. 12 months, with a high probability of extension.

• Individual development path — training, mentoring, learning budget.

• A supportive team — openness, trust, and strong collaboration.

• Projects in the financial sector and other industries (e.g., energy, education, manufacturing, logistics).

• International environment — cooperation with DACH-region teams and clients.

• Language classes (English, German), including native speakers.

• Benefits package: LuxMed, Unum, Multisport.

• Flexible form of employment — employment contract or B2B.