Senior UX Designer (f/m/d) AI Agent Conversational Experience

📍 Job Overview

Job Title: Senior UX Designer (f/m/d) AI Agent Conversational Experience

Company: IONOS DE

Location: Revaler Straße 28-31, 10245 Berlin, Germany

Job Type: Full-time

Category: UX/UI Design & Product Experience

Date Posted: 2026-06-22

Experience Level: 5-10 Years

Remote Status: Hybrid

🚀 Role Summary

• Spearhead the design and enhancement of user journeys for a cutting-edge AI Agent platform, focusing on intuitive interaction and automated workflows.

• Develop high-fidelity prototypes and visually compelling UI/UX interfaces that translate complex business logic into user-friendly experiences.

• Collaborate closely with engineering, product management, and stakeholders to drive the product vision from concept to polished, production-ready design.

• Champion the development and maintenance of a robust design system to ensure consistency, speed, and a cohesive design language across the product suite.

• Conduct rigorous user testing and feedback sessions to iteratively refine designs and ensure optimal user satisfaction and alignment with user behavior insights.

📝 Enhancement Note: This role is for a Senior UX Designer focusing on conversational AI experiences, implying a need for expertise in designing natural language interfaces and complex agentic workflows, not just standard web applications. The emphasis on "AI Agent platform" and "intelligent-assistant ecosystem" suggests a deep dive into user interactions with AI, requiring a blend of traditional UX skills and an understanding of AI capabilities and limitations.

📈 Primary Responsibilities

• Conceptualize and Refine User Journeys: Design intuitive and efficient user flows for the AI Agent platform, with a strong emphasis on automating complex business processes and maximizing user satisfaction through streamlined interactions.

• Create High-Fidelity Prototypes and Mockups: Translate product requirements and innovative ideas into detailed, interactive prototypes and visually polished mockups using industry-leading design tools.

• Develop Intuitive UI/UX Interfaces: Design aesthetically pleasing, accessible, and highly functional web-based interfaces that provide a seamless conversational experience for users interacting with the AI Agent.

• Foster Cross-Functional Collaboration: Actively partner with Product Managers, Engineers, and other stakeholders to ensure design alignment with business objectives and technical feasibility, providing clear design documentation and participating in sprint planning.

• Conduct User Research and Usability Testing: Plan and execute usability tests, gather qualitative and quantitative feedback, and analyze user behavior to inform design decisions and continuously improve the AI Agent's user experience.

• Contribute to and Maintain Design Systems: Develop and evolve components within the design system to ensure design consistency, scalability, and efficient iteration across the AI Agent ecosystem.

• Understand Agentic Workflows: Apply knowledge of modern automation, AI, and multi-agent system workflows to design interactions that are intelligent, adaptive, and context-aware.

📝 Enhancement Note: The responsibilities highlight a strong focus on automation, AI, and the specific nature of agentic workflows, indicating that candidates should possess experience beyond general web application design. The role demands a proactive approach to user feedback and a significant contribution to the design system's evolution.

🎓 Skills & Qualifications

Education: Bachelor's or Master's degree in Design, Human-Computer Interaction, Computer Science, or a related field, or equivalent practical experience.

Experience: A minimum of 5 years, and ideally up to 10 years, of progressive experience in User Experience (UX) and User Interface (UI) design, with a significant focus on complex, modern digital products.

Required Skills:

• Advanced UX/UI Design Expertise: Proven ability to design intuitive user flows, wireframes, and high-fidelity mockups for complex web applications.

• Proficiency in Design Tools: Mastery of industry-standard UX/UI design and prototyping tools such as Figma, Sketch, Adobe XD, or Canva.

• User-Centered Design Methodologies: Deep understanding and practical application of user research, usability testing, and iterative design processes.

• Design System Development: Experience in creating, contributing to, or maintaining design systems for consistency and scalability.

• Agile Development Environment Experience: Proven ability to thrive in fast-paced, agile environments, managing design deliverables within tight deadlines.

• Strong Communication and Collaboration: Excellent verbal and written communication skills, with the ability to articulate design decisions and collaborate effectively with cross-functional teams and stakeholders.

Preferred Skills:

• Expertise in Agentic Workflows: Demonstrated understanding and experience designing for automation, AI-driven systems, and multi-agent workflows.

• Conversational Design Principles: Familiarity with designing natural language interfaces, chatbots, or virtual assistants.

• Experience with AI/ML Product Design: Prior work on products that leverage artificial intelligence or machine learning.

• Web Application Architecture Understanding: A foundational understanding of web application structures and technologies to inform design decisions.

📝 Enhancement Note: The "over 5 years of experience" coupled with the emphasis on complex web applications and agentic workflows suggests a need for senior-level strategic thinking and hands-on execution. The "highly valued" mention of agentic workflows implies this is a critical differentiator for candidates.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Comprehensive Case Studies: Showcase detailed case studies that illustrate your design process from initial concept and user research through wireframing, prototyping, UI design, and final implementation.

• Demonstration of User Flow Design: Clearly present examples of complex user flows you've designed, highlighting how you ensured ease of use and efficiency.

• Wireframing and Prototyping Examples: Include examples of wireframes and interactive prototypes, demonstrating your ability to translate ideas into tangible design assets.

• Transformation from Concept to Production: Provide evidence of your ability to take a design from a raw concept to a polished, production-ready state, showcasing the iterative refinement process.

• AI/Agentic Workflow Focus: If possible, include projects that demonstrate experience with conversational interfaces, AI-driven features, or agentic workflows, highlighting the unique design challenges and solutions.

Process Documentation:

• Workflow Design and Optimization: Present examples within your portfolio or discussion that detail how you've mapped out, analyzed, and optimized user workflows for efficiency and satisfaction.

• Iterative Design and Feedback Integration: Illustrate your process for gathering user feedback (e.g., through usability testing) and how you incorporated that feedback into design iterations.

• Design System Contribution: If applicable, demonstrate your involvement in the creation or maintenance of design systems, showing how you ensured consistency and scalability.

📝 Enhancement Note: For a Senior UX Designer role, especially one involving AI agents, the portfolio needs to go beyond static mockups. It should clearly articulate the candidate's problem-solving process, iterative design approach, and ability to translate complex requirements into user-friendly interfaces, particularly for advanced technology like AI.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior UX Designers in Berlin, Germany, with 5-10 years of experience and specialized AI/conversational design skills, a competitive annual salary range is estimated to be between €65,000 and €85,000. This range can vary based on the candidate's specific experience, portfolio, and negotiation.

Benefits:

• Hybrid Working Model: Offers flexibility to balance in-office collaboration with remote work.

• Trust-Based Flexible Working Hours: Allows for autonomy in managing your workday within a 40-hour work week framework.

• Subsidized Canteen & Free Drinks: On-site amenities to support daily needs and employee well-being.

• Modern Office Space: Well-equipped and conveniently located office with excellent public transport connections.

• Employee Discounts: Access to discounts on various activities and IONOS products.

• Employee Events: Opportunities for team building and social interaction through company-organized events.

• Extensive Training and Development: Access to numerous opportunities for professional growth, skill enhancement, and career advancement.

• Health and Wellness Programs: Various health offers, including sports and health courses, to promote employee well-being.

Working Hours: Standard 40 hours per week, with flexibility provided through trust-based working hours.

📝 Enhancement Note: The salary estimate is based on data from industry salary aggregators for UX Design roles in major German tech hubs like Berlin, adjusted for the senior level and specialized AI focus. The provided benefits are directly from the job description.

🎯 Team & Company Context

🏢 Company Culture

Industry: Information Technology and Services, specifically Cloud Infrastructure, Cloud Services, and Hosting. IONOS is a leading European provider in this sector, serving small to medium-sized businesses (SMBs).

Company Size: IONOS is a large enterprise, indicated by its active presence in 18 markets and serving over six million customers. This implies a structured but potentially dynamic work environment with opportunities for cross-functional collaboration.

Founded: IONOS has a history as a significant player in the European digital market, providing a stable foundation and long-term vision for its innovative projects.

Team Structure:

• Product Development Focus: The role is within a product development team, suggesting close collaboration with Product Managers and Engineers.

• Cross-Functional Collaboration: The description explicitly mentions partnering with engineers, product managers, and stakeholders, indicating a highly collaborative and integrated team environment.

• Agile and Iterative: The mention of an "agile development process" and "sprint planning" points to a team that works in iterative cycles, valuing speed and adaptability.

Methodology:

• User-Centric Design: The core of the role is designing for the user, emphasizing usability, intuition, and user satisfaction.

• Data-Driven Iteration: User testing and feedback sessions are integral to the design process, suggesting a reliance on data to inform and refine designs.

• Design System Adoption: The emphasis on a design system points to a methodology that prioritizes consistency, efficiency, and scalability in design output.

Company Website: https://www.ionos.com/

📝 Enhancement Note: IONOS's positioning as a leading European digital partner for SMBs suggests a focus on practical, scalable, and reliable solutions. The new AI Agent platform aligns with this mission to empower businesses with advanced technology. The company's established presence implies robust processes and resources, while its growth indicates an innovative and forward-thinking approach.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior UX Designer position, signifying a role that requires significant independent contribution, strategic input, and the ability to mentor junior designers. The focus on a new, innovative AI Agent platform suggests a high-impact role with substantial ownership over the user experience of a critical new product.

Reporting Structure: While not explicitly stated, a Senior UX Designer typically reports to a Lead UX Designer, Head of Product Design, or a Senior Product Manager, within the broader product development or engineering organization. Collaboration will be widespread across engineering, product, and potentially marketing teams.

Operations Impact: The UX Designer's influence is critical in ensuring the success of the new AI Agent platform. By crafting intuitive and engaging user experiences, they directly impact user adoption, satisfaction, and ultimately, the platform's market success and revenue generation for IONOS. The role is central to translating complex AI technology into a valuable tool for SMBs.

Growth Opportunities:

• Specialization in AI/Conversational Design: Deepen expertise in cutting-edge AI and conversational user experience design, becoming a subject matter expert in this rapidly evolving field.

• Leadership and Mentorship: Opportunity to mentor junior designers, lead design initiatives, and potentially grow into a Lead UX Designer or Design Manager role within IONOS.

• Influence on Product Strategy: Contribute to the strategic direction of the AI Agent platform by providing user insights and advocating for user-centered design principles.

• **Broader Product