Level
Senior
Location
Vienna
Working Model
Onsite
Job Field
IT, DevOps, Back End
Employment Type
Full Time
Contract Type
Freelancer

Job Summary

In this role, you will design and optimize cloud-native architectures on AWS and OpenShift, support the migration of existing applications, and work closely with stakeholders on functional requirements.

Job Technologies

Your role in the team

Our client in the telecommunications sector is undertaking a major modernization and cloud transformation program, operating a range of sales-supporting applications and platforms.
As a Senior Solution Architect / Solution Designer, you will work closely with business stakeholders and development teams to design, optimize, and modernize large-scale enterprise applications.
You will translate business needs into technically sound, cloud-native architectures, support the migration to AWS and OpenShift, and ensure alignment between strategic business goals and IT deliverables.
Learn and understand the full product lifecycle and associated business processes across departments.
Architect scalable, cloud-based solutions (AWS, OpenShift) ensuring long-term maintainability and flexibility.
Collaborate with business stakeholders to gather, refine, and document functional and non-functional requirements.
Translate business requirements into conceptual and logical solution designs, considering system interfaces, data flows, and dependencies.
Align solution designs with enterprise architecture, data governance, and integration standards.
Provide architectural guidance on API integrations, data migration, and system interoperability.
Support developers and architects during implementation by clarifying requirements and solution logic.
Optimize and modernize legacy systems, refactor existing codebases to improve performance and maintainability.
Prepare documentation such as process models, user stories, system context diagrams, and data models.
Facilitate workshops with stakeholders to validate understanding and drive consensus on proposed solutions.
Conduct impact assessments for change requests and contribute to effort estimations.
Actively participate in the agile team setup (e.g., refinements, sprint planning, reviews) to ensure continuous alignment and incremental delivery.
Perform defect analysis and propose architectural solutions to improve system stability.
Mentor development teams and enforce best practices for system design, development, and deployment.

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Our expectations of you

Qualifications

Strong background in Java-based backend development, system integrations, and API management.
Ability to translate business requirements into scalable, technically sound solution designs.
Strong analytical and problem-solving skills with ability to structure complex problems into actionable solutions.
Vertrautheit mit Microservices-Architektur, eventgesteuertem Design (Kafka), CI/CD-Pipelines.
Understanding of system architecture and integration principles (SOAP/REST APIs).
Fluent in English (spoken & written) German is a plus.

Experience

Several years of experience as a Solution Architect, Solution Designer, or Business Analyst in complex enterprise IT environments.
Proven experience designing cloud architectures (AWS preferred) and containerized solutions (OpenShift/Kubernetes).
Experience modernizing legacy applications and refactoring large codebases.
Hands-on experience with requirements engineering, process modeling (e.g. BPMN), and documentation.
Industry experience in telecommunications, pricing engines, product catalogs, or quoting systems is a plus.