TeamViewer provides a leading Digital Workplace platform that connects people with technology—enabling, improving and automating digital processes to make work work better. Our software solutions harness the power of AI and shape the future of digitalization. We believe that our diverse teams and strong company culture are key to the success of our products and technologies, that hundreds of millions of users around the world and around 645,000 customers across all industries rely on. With more than 1,900 employees worldwide, we celebrate the unique perspectives and talents that each individual brings to the table and foster a dynamic work environment where new ideas thrive. Are you ready to join our team and make an impact? Responsibilities The TeamViewer Digital Employee Experience (DEX) platform finds and resolves IT issues before they affect users. Following the acquisition of 1E, we are bringing our core remote connectivity platform and the DEX platform together into one unified product experience. Our team builds the platform services that connect both worlds — covering authentication & authorization federation, user synchronization, and secure service-to-service communication between the platforms. We’re looking for a Senior Software Engineer with strong Java (Spring) and Kotlin expertise to play a key role in designing and building these platform integration services, trusted by large enterprise customers. In this role, you’ll work primarily on our core platform, owning and improving the Java-based services that connect it to the DEX platform. As part of an Agile team, you’ll contribute as an individual contributor, working primarily with Java (Spring) and Kotlin. Your work will power containerized services running on Kubernetes. As the DEX platform is built on .NET, familiarity with C# services is a welcome plus. You will be joining a young, motivated team and will play an active role in mentoring and guiding its members in best practices in software development & Secure SDLC. • Develop & enhance platform services that connect our core remote connectivity platform and the DEX platform, in the areas of authentication & authorization federation, user synchronization, and cross-platform service-to-service communication • Define the architecture, design and develop new features for our platform services in Java (Spring) and Kotlin • Work with identity and access concepts such as token exchange, service principals, user-context authentication, and auditing across platform boundaries • Continuously integrate, build and deploy our solution from test system to production • Design and implement secure, well-documented APIs based on architecture guidelines and frameworks • Design and build common database systems of high availability and quality • Optimize and enhance our software with new, efficient algorithms and state-of-the-art software tools and technologies • Work independently on solutions for specified requirements and be responsible for complying with time and quality specifications • Ensure that our software is secure, stable, scalable and runs efficiently • Monitor the latest technical developments in your field and make proposals for improvement • Guide and assist other team members in engineering topics relevant for the team • Coach & mentor junior members of a young and growing team, fostering a culture of quality, ownership and continuous learning • Act as an advisor for product owners (feasibility studies and time estimates for new functionality to be implemented) • Collaborate closely with the teams owning the DEX platform to align on interfaces, contracts and integration flows Requirements • A university degree in the field of information technology, computer science and engineering or a related subject • 7+ years of professional experience in the field of software development • Solid knowledge of Java (Spring), Kotlin and SQL is mandatory • Solid understanding of authentication & authorization concepts (e.g. OAuth2/OIDC, token exchange, service-to-service and user-context authentication) • Hands on experience with cloud services (like managed Kubernetes, Redis, key vaults, message brokers, PostgreSQL etc), docker containers and CI/CD pipelines • Must have hands on experience in Docker & Kubernetes ecosystem and should be able to work on them locally in docker desktop. • Must have experience in any of the unit test casing framework • Experience in taking architectural decisions about the development and maintenance of large-scale distributed systems and integrations between platforms and services • Solid knowledge of Secure SDLC principles, OWASP Top-10 vulnerabilities & remediation, and Threat Modeling • Experience in quick feasibility studies, POC & prototyping to arrive at firm estimates • Understanding of Clean Code and Design Patterns for object-orientated programming • Proven ability and willingness to mentor and coach junior engineers, paired with strong communication skills • A positive and solution-oriented mindset paired with a structured and analytical way of thinking/working, being a team player, as well as motivated to learn new things • Knowledge of .NET (C#) backend services is a plus (the DEX platform is built on .NET) • Experience in any of the following is desirable: parallel programming (multi-threading), test automation, network communications, digital certificates/PKI • Familiarity with AI tools for coding (like Co-pilot) is a plus TeamViewer is an equal opportunities employer and is committed to building an inclusive culture where everyone feels welcome and supported. We C-A-R-E and understand that our diverse, values-driven culture makes us stronger. As we continue to grow as a company, we also focus on enabling our employees to grow both personally and professionally. We are proud to have an open and embracing workplace environment that will empower you to be your best no matter your gender, civil or family status, sexual orientation, religion, age, disability, education level, or race.