Senior Solution Architect (Freelance, Hybrid)

Job description

For a complex, multi-system transformation project, we are looking for an experienced Solution Architect on a freelance basis. The Solution Architect will provide an end-to-end view of the overall solution landscape and will ensure that business requirements, technical components, interfaces and architectural dependencies are consistently understood and aligned. A key objective of the assignment is to create transparency regarding the existing and required solution architecture, identify gaps and dependencies and ensure that necessary architectural decisions are taken and documented. The role requires strong experience in complex enterprise environments involving multiple applications, interfaces, internal stakeholders and external solution providers. Experience in a specific industry or with one particular software product is not required. Key Facts / Framework Conditions Contract type: Freelance assignment Start: As soon as possible Duration: Expected until the planned go-live in May 2027 Workload: 100% Working model: Hybrid Onsite presence: Regular onsite presence will be required, particularly during the initial stabilisation phase Languages: Fluent German and English are mandatory Location requirement: Only candidates based in the EU can be considered for this assignment. Tasks Establish and maintain an end-to-end view of the overall solution and application landscape Analyse the existing solution architecture, system responsibilities and integration landscape Create transparency regarding applications, interfaces, data flows and technical dependencies Support the clarification and structuring of business and technical requirementsIdentify missing, inconsistent or insufficiently documented requirements Translate business requirements into coherent solution and integration concepts Ensure alignment between functional requirements, technical design and implementation Coordinate architectural topics across internal teams, external partners and solution providers Define and document architectural principles, responsibilities and decision criteria Establish and maintain an architecture decision logIdentify architectural risks, gaps and unresolved dependencies Prepare options and recommendations for critical solution decisionsFacilitate architecture and solution alignment workshops Ensure that interface responsibilities and integration requirements are clear…