Backend Engineer (Golang) (f/m/d)

Your area of work:The Chief Technology Officer (CTO) area is at the heart of the Information Technology division of Deutsche Börse Group. The CTO area develops and operates the group-wide IT infrastructure (network, data centers and cloud), the Group Data & Advanced Analytics and the Enterprise Architecture which significantly contribute to Deutsche Börse Group overall strategy. The CTO area drives digital transformation and leverages innovation while keeping production operations stable are the core pillars of the shared services.We’re looking for a motivated and skilled Backend Engineer to join our team supporting the DBG Marketplace – a central platform in Deutsche Börse Group’s digital ecosystem. You will help build and evolve the platform’s backend services and APIs that power critical platform capabilities. In addition to strong engineering skills, you bring product thinking: you actively support the Product Owner in shaping outcomes, clarifying requirements, and driving agile ceremonies so the team can deliver the right things with high quality.Your responsibilities:Design, develop, and maintain backend services and APIs using Go.Build and evolve APIs used by the DBG Marketplace and integrating systems.Work on scalable, production-grade services, focusing on performance, reliability, and clean architecture.Design and maintain database interactions; ensure data integrity, performance, and clear ownership.Support production operations: monitoring, troubleshooting, and fixing issues in collaboration with DevOps.Contribute to API and service design decisions together with the Product Owner and the team.Support the Product Owner by clarifying requirements, reviewing technical feasibility, identifying dependencies and highlighting technical risks early.Lead or participate in agile ceremonies, code reviews, and backlog refinement to ensure predictable delivery.Contribute to continuous improvement of team practices.Your profile:Required:Bachelor’s degree (or higher) in Computer Science, Software Engineering, or a related field2+ years of professional experience in backend or software engineering rolesSolid experience with Go (Golang) in backend or server-side developmentExperience designing and implementing RESTful APIsStrong understanding of backend fundamentals: data models, service boundaries, error handling, and performanceExperience working with relational databases (e.g. PostgreSQL, MySQL) and writing efficient queriesFamiliarity with Git and standard collaborative development workflowsExperience working in agile teams (Scrum/Kanban)Interest in understanding product context and user impact beyond pure implementationAbility to communicate clearly with engineers and product stakeholders to clarify scope and requirementsGood written and spoken EnglishHighly desirable:Experience with microservices architecturesExperience supporting or operating production systemsFamiliarity with cloud platforms (preferably GCP; AWS/Azure acceptable)Experience with containerization (Docker) and CI/CD conceptsKnowledge of observability practices (logging, metrics, monitoring)Understanding of backend security basics (authentication, authorization, API protection)