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Senior Manager DC Software Development (m/w/d)

Ionos2

Karlsruhe (IONOS SE) Hybrid permanent

Posted: December 9, 2025

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Job Description

At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us.

At IONOS, you will collaborate with different teams as part of the leading European provider of cloud infrastructure, cloud services, and hosting services. We offer you a perspective in one of the most future-proof industries. We are characterized by open work structures, a first-name culture, and flat hierarchies with an unparalleled team spirit. We firmly believe that job and fun are compatible and provide the right environment for it. With constant growth, we are always looking for new colleagues. Become part of IONOS and let's grow together.

As a Senior Manager DC Software Development, you are responsible for leading and coordinating our software development team in Karlsruhe, which specializes in the purchase, development, and optimization of software solutions for our data center and bare metal teams. You will play a key role in shaping our technology roadmap and ensuring that our software infrastructure supports our teams' work in the best possible way while meeting the highest standards for performance, scalability, and reliability.

Tasks

• Team Leadership and Development: Lead, motivate, and develop a team of highly skilled software developers and system engineers. Foster a culture of innovation, collaboration, and continuous improvement.

• Strategic Planning: Develop the strategic direction of data center & bare metal software development in collaboration with your product owners and other stakeholders. Identify and integrate new technologies and trends into our solutions.

• Project Management: Oversee the entire software development cycle from requirements analysis through design, implementation, testing to deployment and maintenance. Ensure adherence to schedules and budgets.

• Technical Excellence: Ensure the technical quality and architecture of our software solutions. Make informed decisions regarding design principles, coding standards, and best practices.

• Collaboration: Work closely with data center and bare metal operations and other relevant teams to ensure seamless integration and smooth operation of our data center applications.

• Performance Optimization: Analyze and optimize the performance of our software to continuously improve the efficiency and reliability of the data centers.

• Risk Management: Identify and mitigate potential risks of our applications and during the implementation or introduction of new solutions.

Qualifications

• Education: Degree in Computer Science, Electrical Engineering, or comparable qualification.

• Leadership Experience: Several years of experience in a leadership position in software development, ideally in a data center or similarly technically complex environment.

• Technical Expertise: Profound knowledge of modern software development methods (e.g., Agile, Scrum) and programming languages (e.g., Python, Ruby on Rails).

• AI Expertise: Strong affinity for current AI trends and their practical application to optimize business processes and create innovative products.

• Cloud and DC Technologies: Comprehensive understanding of cloud architectures, virtualization, containers (Docker, Kubernetes), and infrastructure-as-code principles.

• Network Knowledge: Basic understanding of network architecture and firewall configurations is desirable.

• Architecture Knowledge: Experience in designing scalable, highly available, and robust software systems for data centers.

• Communication Skills: Excellent communication and presentation skills in German and English, both written and spoken.

• Problem-Solving Skills: Strong analytical skills and a solution-oriented working style.

• Team Ability: Ability to work effectively in a dynamic, interdisciplinary team environment.

Benefits

• Hybrid working model.

• Flexible working hours through trust-based working hours.

• At some locations a subsidized canteen and various free drinks.

• 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.

About IONOS

IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve.

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.

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