suchen-Stellenangebote für Engineer Java in Ratingen

11 Jobs für Engineer Java in Ratingen

Softwareentwickler ECM - Schwerpunkt Java (m/w/d) Ratingen

Für die Weiterentwicklung unserer innovativen Lösungen im Bereich ECM (Enterprise Content Management) suchen wir versierte Softwareentwickler mit Schwerpunkt Java.technischer oder naturwissenschaftlicher Hochschulabschluss und mehrjährige Praxiserfahrung im Softwaredesign und in der Anwendungsentwicklung oder eine vergleichbare Ausbildung sehr gutes Java Know-how und exzellente Kenntnisse mit den Betriebssystemen Windows oder LinuxErfahrung mit folgenden Themen sind von Vorteil: Docker, Kubernetes, Maven, OSGi und CI/CDhohes Abstraktionsvermögen und Modellierungskenntnisse sowie analytischer und systematischer Arbeitsstilausgeprägte Teamfähigkeit und eine sehr selbständige, verantwortungsvolle Arbeitsweise Umgang mit komplexen Zusammenhängen und sicherer Umgang in der Kommunikation mit Kunden & KollegenFließende Deutsch- und gute Englischkenntnisse sowie Erfahrung mit Arbeit in agilen TeamsDas Besondere an dieser Stelle Eine abwechslungsreiche Position mit viel GestaltungsspielraumKollegiales Umfeld, offene Unternehmenskultur und Raum für WeiterentwicklungFundierte, professionelle Einarbeitung

Stellenangebot Softwareentwickler ECM - Schwerpunkt Java (m/w/d) ansehen

(Senior) AI Solution Engineer (gn) fulltime/parttime (hybrid) Ratingen

What makes you stand out Required Qualifications:  You hold a degree in Computer Science or a related field and have 3+ years of experience in agile software development, with knowledge of the full engineering lifecycle.You have hands-on experience with Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), MCP servers, agentic AI, and other advanced AI solutions, including practical experience in building and deploying such systems.You are familiar with AI cloud platforms such as Azure AI Foundry and/or conversational AI platforms (e.g., Cognigy), have hands-on DevOps skills ideally in the Azure Cloud (ADO), and bring basic knowledge of cloud technologies, preferably Microsoft Azure.You are familiar with programming fundamentals in at least one high‑level language such as Python, Java, or TypeScript, ideally developing microservices using frameworks such as Flask, Django, or Spring (Java).You communicate clearly and effectively in English and German.

Stellenangebot (Senior) AI Solution Engineer (gn) fulltime/parttime (hybrid) ansehen

Solution Architect (gn) Full-time/Part-time (hybrid) Ratingen

What makes you stand out You have a degree in (business) informatics or a comparable qualification.You have several years of experience in software development with Java and Spring/Spring Boot.You are highly skilled in designing and implementing microservice architectures.You also have a deep understanding of modern authentication and authorization concepts and ideally experience with Keycloak.You are familiar with cloud platforms, preferably Azure, as well as container technologies such as Docker and Kubernetes.You bring knowledge of CI/CD, API design (REST, OpenAPI), databases (SQL/NoSQL), and monitoring tools.You stand out for your analytical thinking, strong communication skills, team spirit, and clear customer focus.

Stellenangebot Solution Architect (gn) Full-time/Part-time (hybrid) ansehen

Senior DevOps Engineer (gn) Full-time/Part-time (hybrid) Ratingen

You bring solid experience in deploying and operating cloud resources in Azure (alternatively AWS or GCP) or comparable on‑premises environments and are confident working with container technologies and Kubernetes. You also have hands‑on experience with observability stacks such as Prometheus, Grafana, or the ELK/Elastic Stack and routinely automate using Bash, Python, or a comparable scripting language. Infrastructure‑as‑Code (e.g.

Stellenangebot Senior DevOps Engineer (gn) Full-time/Part-time (hybrid) ansehen

Machine Learning Engineer - AI Insights (gn) fulltime/parttime (hybrid) Ratingen

What makes you stand out You hold a master’s degree in Computer Science, Software Engineering, Mathematics, Statistics, or a related quantitative field.You have at least 3 years of professional experience in ML Engineering or MLOps, with a proven track record of building, deploying, and operating tailored AI/ML solutions in production.You bring deep expertise in Python and SQL, hands‑on experience with cloud platforms (ideally Azure), and familiarity with data warehouses such as Snowflake; foundational knowledge of Infrastructure‑as‑Code tools like Terraform is a plus.You are proficient with CI/CD tools (e.g., Azure DevOps), containerization technologies (Docker/Kubernetes), and apply modern software design patterns confidently.You thrive in a dynamic, agile, and innovative environment, working effectively both independently and as part of a team.You possess excellent English communication skills, both written and spoken; German language skills are considered a plus.

Stellenangebot Machine Learning Engineer - AI Insights (gn) fulltime/parttime (hybrid) ansehen

IT Security Engineer PKI (gn) Full-time/Part-time (hybrid) Ratingen

What makes you stand out You have solid experience in the field of Public Key Infrastructure (PKI), certificate management, and cryptography, along with a deep understanding of security‑relevant concepts.You possess very good knowledge of Microsoft Azure, ideally with a strong focus on cloud PKI and Microsoft cloud security services.You have experience administering Windows‑based and ideally also Linux‑based certificate services and are confident working in hybrid IT environments.You are familiar with modern security architectures such as zero trust, identity‑based security, and device trust, and are able to apply these concepts in practice.You have previously worked in an IT security or IT infrastructure environment and handle complex technical requirements with confidence.Your working style is characterized by analytical thinking, a structured approach, and a high level of personal responsibility.You enjoy working in a team, communicate clearly, and value sharing knowledge and developing solutions collaboratively.In addition, you have very good German and English skills, both written and spoken, enabling you to work confidently in an international environment.

Stellenangebot IT Security Engineer PKI (gn) Full-time/Part-time (hybrid) ansehen

Cloud Engineer Cyber Recovery (gn) Full-time/Part-time (hybrid) Ratingen

What makes you stand out You have solid professional experience with backup and recovery solutions such as Veeam, AvePoint, or Rubrik in hybrid IT environments.You bring very strong knowledge of Microsoft cloud technologies, especially M365, Azure, Active Directory/Entra ID, Exchange, and SharePoint.You have in-depth expertise in cyber recovery and in restoring systems after cyberattacks.You also have experience in IT Service Continuity Management and Business Continuity Management.You have practical experience in infrastructure automation, for example using Terraform.Ideally, you have experience using AI-based solutions for system and process optimization.

Stellenangebot Cloud Engineer Cyber Recovery (gn) Full-time/Part-time (hybrid) ansehen

IT System Engineer M365 / Client Security (gn) Full-time/Part-time (hybrid) Ratingen

What makes you stand out You hold a degree in computer science or have a comparable technical qualification.You have experience in operating and further developing Microsoft 365 services and feel confident in modern workplace environments.You bring solid knowledge of Entra ID (Azure AD), Intune, Conditional Access, Microsoft Teams, and SharePoint Online.You have hands‑on experience in PowerShell scripting and ideally in working with Microsoft Graph.You are interested in topics such as automation, security, governance and are motivated to further develop your skills in these areas.You work in a structured, self‑reliant manner and enjoy collaborating in a team.You have very good German and English skills, both written and spoken.

Stellenangebot IT System Engineer M365 / Client Security (gn) Full-time/Part-time (hybrid) ansehen

Senior IT System Engineer Hardening (gn) Full-time/Part-time (hybrid) Ratingen

Windows Server, Hyper-V, File Services).You have in-depth experience in the administration and hardening of Windows Server systems.You are confident in using Windows PowerShell and apply automation purposefully in operations.You have basic knowledge of regulatory security requirements, such as ISO standards, BSI, or compliance regulations.You have experience in the analysis and resolution of security-related incidents.You work confidently with external service providers and manage them effectively.You are characterized by an analytical, structured, and independent working style.Your strong communication skills and ability to work in a team set you apart.Your very good German and English skills, both written and spoken, complete your profile.

Stellenangebot Senior IT System Engineer Hardening (gn) Full-time/Part-time (hybrid) ansehen

IT System Engineer Windows Server (gn) Full-time/Part-time (hybrid) Ratingen

What makes you stand out You have relevant professional experience operating complex, heterogeneous server infrastructures as well as application servers based on Microsoft Windows Server.You have very good knowledge of Microsoft server technologies such as Windows Server, Hyper‑V, Active Directory, Entra ID, Group Policies, and File Services.You are confident in using Windows PowerShell and apply it routinely for administration and automation.You have basic hands-on experience in operating hybrid infrastructures consisting of on‑premises, multi-cloud, and hybrid cloud environments, as well as services such as IaaS, PaaS, and SaaS, including their integration.You bring experience in working with external service providers and partners and are able to manage them in a structured manner.In addition, you work analytically, in a structured and independent way, and maintain an overview even in complex situations.You impress with strong communication skills, the ability to work well in a team, and a high level of responsibility.Fluent German and English skills, both written and spoken, complete your profile.

Stellenangebot IT System Engineer Windows Server (gn) Full-time/Part-time (hybrid) ansehen

Senior Integration Developer (gn) Full-time/Part-time (gn) (hybrid) Ratingen

What makes you stand out You have several years of professional experience as an integration expert.You have solid experience in the development and operation of secure, resilient, and scalable Java and Spring Boot applications.You bring strong technical know‑how in API development and integration.You have experience developing Apache Kafka clients as producers and consumers or working with other streaming technologies.You are also familiar with cloud and container technologies such as Azure, Docker, Kubernetes, Helm, or serverless functions.You have experience using testing tools such as Postman, Cucumber, RestAssured, or JMeter.You have very strong communication skills in German and English and are able to express yourself clearly and confidently both in writing and verbally.Optionally, you have experience with Apache Camel or other integration, middleware, or ESB tools.A plus is if you have solid experience in logging and monitoring and have worked with Grafana or ELK and Elastic monitoring stacks.

Stellenangebot Senior Integration Developer (gn) Full-time/Part-time (gn) (hybrid) ansehen

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