full stack java developer legacy modernization cloud migration

Job description DATAGROUP Polska Sp. z o.o. is looking for a skilled Full Stack Developer to support our ongoing technology refresh and application modernisation initiatives. This is a mid-level position offering remote flexibility and the opportunity to work on forward-looking IT projects that involve modernising legacy systems and migrating to modern...

Job overview As a Senior Full Stack Engineer, you will build and scale critical digital products across the full stack, mainly within the Ops Digital Heartbeat initiative. This program focuses on creating scalable, data-driven solutions for operational processes. You will own complex systems, shape architecture, and work closely with engineering and domain...

Deine Aufgaben: Als Java Full Stack Developer (TypeScript/Java) | Sichere Kommunikation (m/w/d) arbeitest du gemeinsam mit deinem Team in dem spannenden Themenbereich „Sichere Kommunikation“. Folgende Aufgaben werden dich hierbei erwarten: (Weiter-) Entwicklung von TypeScript und Java-basierten Webanwendungen zur sicheren Kommunikation mit...

Introduction About the opportunity We are seeking a talented Senior Backend Engineer to join the Platform Engineering Domain in the Experimentation team. The mission of the Experimentation team is to enable N26 engineering teams to make data driven decisions when it comes to launching new features and products. The team offers products for...

Job Title: Software Engineering Job Type: Contractor (10-12 hours per week) Location: Remote Job SummaryWe are looking for experienced software engineers to help train and evaluate next-generation AI systems through real-world software engineering tasks. This role is best suited for developers who can reason through unfamiliar...

Job Title: Software Engineering Job Type: Contractor (10-12 hours per week) Location: Remote Job SummaryWe are looking for experienced software engineers to help train and evaluate next-generation AI systems through real-world software engineering tasks. This role is best suited for developers who can reason through unfamiliar...

Location: Hybrid (Munich-based team, 3 days/week in office); Workload: Full-time; Start: ASAP About us Hi, we are Jessy Works – an AI startup rethinking accounting from the ground up. While accounting firms are struggling to find qualified staff, we build the solution: AI-powered accounting on autopilot. Our AI assistants handle...

About The OpportunityJob Type: Permanent Application Deadline: 31 July 2026 Job DescriptionTitle Manager Software Development Location Kronberg im Taunus, Germany Level Manager We share a commitment to making things better for clients and each other. We continually explore new technology and different ways of...

Zur Verstärkung unseres Teams suchen wir einen Full-stack QA Engineer (all genders) in der EU mit sehr guten Deutschkenntnissen, der die Qualität, Stabilität und Performance moderner digitaler Plattformen und großskaliger Webservices sicherstellt.Der Kunde ist ein führender öffentlich-rechtlicher Medienanbieter mit einem breiten Portfolio aus...

About The OpportunityWe are seeking a talented Senior Backend Engineer to join the Platform Engineering Domain in the Experimentation team. The mission of the Experimentation team is to enable N26 engineering teams to make data driven decisions when it comes to launching new features and products. The team offers products for executing A/B...

Full Stack Developer (m/w/d) Standort: Köln Ströer SE & Co. KGaA Jetzt bewerben Zusammenfassung Typ Arbeitsplatz Gewünschte Fähigkeiten &...

Deine Aufgabe bei CGM: Als führendes Unternehmen im Bereich Softwarelösungen für das Gesundheitswesen sind wir in 19 Ländern tätig und beschäftigen fast 9.000 engagierte Mitarbeitende. Du wirst in einem dynamischen und innovativen Umfeld arbeiten, das voller Möglichkeiten steckt. Mit Deinem Einsatz und Deiner Leidenschaft hast Du die Gelegenheit,...

Gestalte die Zukunft moderner Softwarelösungen bei INFORM in Aachen! Als Senior Fullstack Software Engineer (all genders) entwickelst du skalierbare Systeme, setzt moderne Architekturen um und hast die Freiheit, neue Technologien auszuprobieren. Mit deinem Know-how bringst du unsere Softwareentwicklung auf das nächste Level. Du arbeitest in einem...

Andersen is hiring a Backend Developer (Java + Cobol) in Germany for a project modernizing legacy systems and building secure enterprise solutions in high-availability environments. The customer is a large international technology provider delivering end-to-end digital solutions for enterprise-level organizations. The company focuses on IT consulting,...

Java Developer (m/w/d) Standort: Limeshain BITQUARTER GmbH Jetzt bewerben Zusammenfassung Typ Arbeitsplatz Gewünschte Fähigkeiten & Kenntnisse ...

Your Mission This is a company built for growth. At exmox, you’ll work on real systems on a big scale. We build high-performing consumer products used by millions of users, operating in a highly competitive, global mobile gaming ecosystem. Our products are data-driven by design - powered by event-driven architectures, complex business logic, and fast...

Job description Do you love untangling messy systems, shipping real improvements, and setting a higher engineering bar? Join meinUnterricht, Germany's leading platform for teachers, as a Staff Engineer. You'll own the architecture of the core systems that run our business and decide how a decade of accumulated complexity gets simplified. We...

Dataiku is the Platform for AI Success, the enterprise orchestration layer for building, deploying, and governing AI. In a single environment, teams design and operate analytics, machine learning, and AI agents with the transparency, collaboration, and control enterprises require. Sitting above data platforms, cloud infrastructure, and AI services,...

Deloitte bietet führende Prüfungs- und Beratungsleistungen in Audit & Assurance, Tax & Legal, Consulting und Advisory – für nahezu 90 % der Fortune Global 500® und zahlreiche private Unternehmen. Wir liefern innovative Denkansätze, lösen komplexe Herausforderungen und fördern nachhaltiges Wachstum. Mit rund 470.000 Mitarbeitenden weltweit...

Who We Are Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards. As democracies, we believe we have a special responsibility to be thoughtful about the development and deployment of powerful...