IONOS is the leading European digitalization partner for small and medium-sized businesses. The company serves around six million customers and operates across 18 markets in Europe and North America. IONOS offers a Web Presence & Productivity portfolio as well as Cloud Solutions for enterprises.
Design and implement security automation and tooling that integrate into the software development and deployment lifecycle. Build and maintain internal developer tools such as libraries, SDKs, CI/CD plugins, and policies-as-code systems. Contribute code directly to platform and product services for vulnerability remediation, configuration hardening, and secure pattern adoption. Work with engineering teams to embed lightweight and actionable threat modeling early in the feature lifecycle. Develop and promote secure-by-default patterns and components. Collaborate with product teams, platform teams, DevOps, and compliance peers to translate security requirements into practical engineering solutions. Analyze recurring issues and drive systemic improvements into tooling, documentation, processes, and developer experience.
Several years of experience in AI driven software engineering with proficiency in Go, Rust, Java or C. Strong communication and visualization skills for presentation. In-depth understanding of secure coding practices, common vulnerability classes, and cloud-native architectures (Kubernetes, microservices, CI/CD). Ability to design, implement, test, and maintain production-grade code. Hands-on experience building internal developer tooling, such as SDKs, libraries, CI/CD plugins, or policies-as-code systems. Experience with SAST/DAST integration, dependency scanning, fuzzing, or supply chain security. Experience in large-scale cloud or platform environments.
Hybrid working model. Flexible working hours through trust-based working hours. Subsidized canteen and various free drinks at some locations. Modern office space with very good transport connections. Various employee discounts for activities and products. Employee events such as summer and winter parties, as well as workshops. Numerous training and development opportunities. Various health offers, such as sports and health courses.
Unternehmen
United Internet AG