Java Software Engineer

Trust In SODA; Köln; Remote; EUR 60.000 - 75.000; Vollzeit

Zusammenfassung

A rapidly growing tech company seeks a Senior Java Developer to enhance their backend systems while contributing to frontend migrations. The ideal candidate will have extensive experience in Java development and strong proficiency in both German and English. This role offers the chance to work fully remote, engaging in diverse projects in a dynamic environment.

Qualifikationen

• 5–6+ years of professional experience in backend development.
• Strong backend development background in Java.
• C1 proficiency in German and B2+ in English.

Aufgaben

• Develop scalable services using Java (v8+).
• Support migration to modern Svelte frontend.
• Implement robust testing with JUnit and SonarQube.

Kenntnisse

Java

REST APIs

WebSockets

JUnit

SonarQube

Relational Databases

Svelte

German

English

Jobbeschreibung

Soda is proud to partner with a fast-moving, AI-focused tech company that's redefining how businesses engage with their customers through smart, multilingual automation platforms. As part of a high-trust, autonomous engineering team, they’re now looking for a Senior Java Developer to help drive a large-scale backend modernisation effort while contributing to frontend migration projects.

Role : Senior Backend Developer (Java)

Location : Fully Remote (Must be a German Resident)

Salary : up to €75k

• Please DO NOT apply if you do not speak min C1 German

What You’ll Be Doing :

• Develop scalable services using Java (v8+)
• Work with REST APIs, WebSockets, messaging systems
• Implement robust testing with JUnit and SonarQube
• Work with relational databases (PostgreSQL, MS-SQL, Oracle)

Frontend-Minded (20%)

• Support migration to modern Svelte frontend
• Provide onboarding or technical guidance to team members new to Svelte

What We’re Looking For :

• 5–6+ years of professional experience
• Strong backend development background in Java
• Exposure to frontend frameworks like Svelte is a plus
• German language proficiency (C1 minimum) and strong English (B2+)
• Previous experience working independently or in freelance / consulting environments is a big plus

This is great opportunity for a skilled backend developer who enjoys variety, project ownership, and working in a mature, engineering-driven environment that values both collaboration and independence.

Apply now to learn more or refer someone in your network! : )