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

📍 Job Overview

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

Company: IONOS SE

Location: Berlin, Germany

Job Type: Full-Time

Category: UX/UI Design, Product Design, AI/ML Design

Date Posted: 2026-06-22

Experience Level: Senior (5+ years)

Remote Status: Hybrid

🚀 Role Summary

Design and enhance user journeys for a new AI Agent platform, focusing on intuitive interactions and streamlined automated workflows.
Develop rapid prototypes and high-fidelity mockups to accelerate agile product development cycles for complex web applications.
Create visually compelling and interactive UI/UX interfaces that ensure consistency, accessibility, and user-friendliness across a next-generation platform.
Collaborate closely with product managers, engineers, and stakeholders to deliver actionable design documentation and contribute to sprint planning.
Conduct user testing and gather feedback to iteratively refine designs, ensuring optimal user experiences aligned with user behavior insights and AI agent capabilities.
Contribute to and maintain design systems to ensure speed, consistency, and a cohesive design language across the product suite, emphasizing efficient and scalable design practices.

📝 Enhancement Note: This role is specifically focused on the conversational experience of an AI Agent platform, implying a deep dive into natural language interaction design, chatbot interfaces, and user-AI dialogue flows. The "f/m/d" designation indicates an inclusive hiring policy, common in European job markets.

📈 Primary Responsibilities

Conceptualize and refine user journeys for an AI Agent platform, prioritizing enhanced usability and automated workflows to maximize user satisfaction and operational efficiency.
Swiftly convert product requirements and innovative ideas into high-fidelity prototypes and mockups, accelerating the iterative and agile development process for complex digital products.
Develop visually compelling, interactive UI/UX interfaces that maintain brand consistency, accessibility standards, and a user-friendly aesthetic across the web-based platform.
Partner effectively with engineers, product managers, and other stakeholders, providing clear, actionable design documentation and actively participating in sprint planning and design reviews.
Conduct comprehensive usability tests, gather qualitative and quantitative user feedback, and iterate on designs to ensure optimal user experiences that align with user behavior insights and AI agent capabilities.
Contribute to the development and maintenance of robust design systems, ensuring speed, consistency, and a cohesive design language across the entire product suite for scalable design solutions.
Research and integrate modern trends in automation, AI, and multi-agent system workflows into the design process, ensuring the AI Agent platform remains at the forefront of technological innovation.
Translate complex business logic and AI functionalities into intuitive and user-friendly interfaces that empower small- and medium-sized businesses (SMBs).

📝 Enhancement Note: The responsibilities highlight a strong emphasis on iterative design, cross-functional collaboration, and the application of user-centric methodologies within an AI-driven product context. The mention of "automated workflows" and "agentic workflows" underscores a need for designers to think holistically about system interactions beyond single user interfaces.

🎓 Skills & Qualifications

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

Experience: Over 5 years of progressive experience in User Experience (UX), User Interface (UI), and Product Design, with a significant focus on complex and modern digital products.

Required Skills:

Proven expertise in User Experience (UX) and User Interface (UI) design principles and best practices.
Demonstrated experience in designing feature-rich, functional, and visually engaging web-based applications, distinguishing from marketing-only sites.
Mastery of leading industry-standard UX/UI design and rapid prototyping tools, including but not limited to Figma, Sketch, Adobe XD, and Canva.
Strong ability to conceptualize and refine user journeys, including wireframing and user flow mapping.
Experience in creating high-fidelity mockups and interactive prototypes that effectively communicate design intent.
Proven track record of conducting user testing, gathering feedback, and iterating on designs based on user insights.
Experience in developing and maintaining design systems to ensure consistency and scalability.
Excellent cross-functional collaboration skills, with the ability to partner effectively with engineers, product managers, and stakeholders.
Adaptability and resilience in fast-paced, dynamic work environments with the ability to manage tight deadlines for design deliverables. Preferred Skills:
Strong understanding of agentic workflows, modern trends in automation, AI, and multi-agent system workflows.
Experience designing conversational interfaces, chatbots, or AI-driven digital assistants.
Familiarity with agile development methodologies and participation in sprint planning.
Knowledge of accessibility standards (WCAG) and their application in UI/UX design.
Experience working with cloud infrastructure or SaaS products.
A robust portfolio demonstrating deep expertise in user flow design, wireframing, and the transformation from concept to polished, production-ready mockups.

📝 Enhancement Note: The emphasis on "complex web applications," "agentic workflows," and the specific mention of AI and automation trends suggests that candidates with experience in B2B SaaS or enterprise-level software design will be particularly well-suited. The portfolio requirement is critical and should showcase the entire design process from ideation to final execution.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

A comprehensive portfolio that clearly demonstrates deep expertise in user flow design, wireframing, and the transformation of concepts into polished, production-ready mockups.
Showcase at least 2-3 detailed case studies of complex web applications or digital products designed from concept to completion.
For each case study, clearly articulate the problem statement, your design process, the tools used, your specific contributions, key design decisions, and measurable outcomes or impact.
Include examples of how user research and testing informed your design iterations and led to improved user experiences.
Demonstrate proficiency in creating high-fidelity mockups and interactive prototypes that effectively communicate design intent and user interactions. Process Documentation:
For each case study, provide clear documentation of the design process followed, including user journey mapping, wireframing, prototyping, and user testing phases.
Illustrate how design systems were utilized or contributed to, emphasizing consistency and efficiency in the design workflow.
Showcase examples of design documentation provided to engineering teams, such as detailed specifications, style guides, or asset handoffs.
Present evidence of iterative design improvements based on feedback and data analysis, demonstrating a commitment to continuous optimization.

📝 Enhancement Note: For a Senior UX Designer role, especially in an AI context, the portfolio should go beyond visual aesthetics. It needs to show strategic thinking, problem-solving capabilities, a deep understanding of user needs, and the ability to translate those into functional, scalable, and efficient digital experiences. Demonstrating experience with AI-specific design challenges will be a significant advantage.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior UX Designers in Berlin, Germany, with 5+ years of experience and specialized AI/conversational design skills, the estimated annual salary range is €65,000 - €85,000. This range reflects the experience level, the critical nature of the AI Agent platform, and the cost of living in Berlin.

Benefits:

Hybrid working model, offering a balance between in-office collaboration and remote flexibility.
Flexible working hours through a trust-based working hours system, allowing for better work-life integration.
Subsidized canteen and provision of free drinks at select locations, contributing to employee well-being and convenience.
Modern office space designed for collaboration, with very good transport connections for easy commuting.
Various employee discounts for activities and products, adding value to personal and professional life.
Regular employee events such as summer and winter parties, as well as workshops, fostering team spirit and professional development.
Numerous training and development opportunities to support continuous learning and career advancement in UX and AI design.
Various health offers, including sports and health courses, promoting a healthy lifestyle among employees.

Working Hours: The standard full-time working hours are approximately 40 hours per week, managed through a flexible, trust-based system that allows for autonomy in scheduling.

📝 Enhancement Note: The salary range is an estimation based on current market data for senior-level UX roles in major German tech hubs like Berlin. Actual compensation may vary based on specific qualifications, interview performance, and company compensation policies. The benefits package is comprehensive, indicating a focus on employee well-being, professional growth, and a positive work environment.

🎯 Team & Company Context

🏢 Company Culture

Industry: Cloud Infrastructure, Cloud Services, Hosting Services, SaaS. IONOS SE is a leading European provider in the digital transformation space, serving small to medium-sized businesses (SMBs).

Company Size: IONOS SE is a large enterprise, with thousands of employees globally. This size offers stability, extensive resources, and opportunities for structured career development.

Founded: IONOS has a long history, having been founded in 1988. This longevity suggests a stable company with a proven track record and deep industry expertise.

Team Structure:

The UX team is likely integrated within product development, working closely with product managers, engineers, and AI specialists.
Designers will collaborate within a cross-functional product team focused on the new AI Agent platform.
Reporting structure likely involves a Lead UX Designer or Head of Product Design, with direct collaboration across technology and business units. Methodology:
Agile development methodologies are employed, with a focus on iterative design and rapid prototyping.
Data-driven decision-making is expected, leveraging user testing, analytics, and feedback to inform design choices.
A strong emphasis on user-centric design principles to ensure the AI Agent platform is intuitive and effective for SMBs.
Collaboration and knowledge sharing are encouraged through cross-functional teams and design system contributions.

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

📝 Enhancement Note: IONOS's focus on SMBs means the AI Agent platform is likely designed to simplify complex business operations for a less technically savvy audience. The "Duz-Kultur" (informal address) and flat hierarchies mentioned in the description suggest an open and collaborative work environment, despite the company's large size.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior-level position, indicating a need for a high degree of autonomy, strategic input, and the ability to mentor junior designers. The role is critical in shaping a new, flagship product in a cutting-edge technology area (AI agents).

Reporting Structure: The Senior UX Designer will likely report to a UX Lead or Head of Design, working within a dedicated product team that includes Product Managers, Engineers, and potentially AI/ML specialists. This structure facilitates direct impact and close collaboration on product strategy.

Operations Impact: The design of the AI Agent platform will directly influence customer adoption, satisfaction, and retention for IONOS's SMB client base. Successful UX design will translate into increased efficiency for users, driving value and potentially new revenue streams for IONOS through enhanced service offerings. The role is pivotal in defining the user's primary interaction point with IONOS's advanced AI capabilities.

Growth Opportunities:

Specialization: Deepen expertise in AI/ML design, conversational UX, and agentic workflow design, becoming a subject matter expert in this emerging field.
Leadership: Transition into a Lead UX Designer role, mentoring junior designers, guiding design strategy for larger initiatives, and taking ownership of significant product areas.
Cross-functional Advancement: Move into Product Management or UX Research roles, leveraging a deep understanding of user needs and product development cycles.
Technical Acumen: Further develop understanding of AI technologies and their application, enabling more informed and innovative design solutions.
International Exposure: Potentially work on global product rollouts, collaborating with diverse teams and understanding different market needs.

📝 Enhancement Note: The "Senior" title implies expectation of leadership in design thinking, not just execution. The opportunity to shape a "brand-new AI Agent platform" suggests a high-impact role with significant visibility and potential for career acceleration within IONOS.

🌐 Work Environment

Office Type: IONOS SE offers a hybrid working model. This implies a combination of in-office work for collaborative sessions and remote work for focused individual tasks. The office environment is described as modern.

Office Location(s): The primary location mentioned is Berlin, Germany. Berlin is a vibrant tech hub, offering excellent connectivity and a dynamic professional ecosystem. Specific details about office amenities like a subsidized canteen and free drinks are provided, suggesting a focus on employee comfort and convenience.

Workspace Context:

The workspace is designed to foster collaboration, with modern office spaces and good transport links.
Access to a subsidized canteen and free drinks supports employee well-being and reduces daily friction.
The hybrid model provides flexibility, allowing designers to choose their work setting based on the task at hand—whether it's deep work at home or collaborative brainstorming in the office.
Interaction with diverse teams (engineers, product managers, AI specialists) is integral to the role, encouraging a dynamic and knowledge-rich environment.

Work Schedule: Flexible working hours are a key benefit, managed through a trust-based system. This allows senior professionals to balance project demands with personal needs, promoting autonomy and productivity. A standard full-time week is approximately 40 hours.

📝 Enhancement Note: The hybrid model and flexible hours are standard for many tech roles but are particularly beneficial for UX designers who often require focused time for deep work interspersed with collaborative sessions. The modern office and amenities suggest a company that invests in its physical work environment.

📄 Application & Portfolio Review Process

Interview Process:

Initial Screening: A brief call with HR or a recruiter to assess basic qualifications, cultural fit, and interest in the role.
Portfolio Review & Design Discussion: A dedicated session with the hiring manager and/or senior members of the design team to walk through your portfolio. Be prepared to discuss your process, design decisions, and specifically how you've approached complex web applications or AI-related interfaces.
Technical/Skills Assessment: This might involve a design challenge (take-home or live) focused on a specific problem related to conversational AI or workflow design. Alternatively, it could be a deep dive into your experience with specific tools and methodologies.
Cross-functional Interviews: Meetings with Product Managers and Engineers to assess collaboration skills, communication clarity, and understanding of technical constraints and opportunities.
Final Interview: A concluding discussion with a senior leader (e.g., Head of Product or Design) to confirm fit, discuss career aspirations, and finalize details.

Portfolio Review Tips:

Curate Strategically: Select 3-4 of your strongest case studies that best represent your experience with complex web applications, user journeys, and ideally, any work related to AI, automation, or conversational interfaces.
Tell a Story: For each case study, clearly articulate the problem, your approach, the challenges you faced, your specific contributions, the solutions you designed, and the resulting impact (quantified if possible). Emphasize your thought process and decision-making.
Highlight Process: Showcase your entire design process, from research and ideation through wireframing, prototyping, user testing, and final high-fidelity design. Demonstrate how you iterate and incorporate feedback.
Tool Proficiency: Be ready to discuss the tools you used (Figma, Sketch, etc.) and why you chose them. If you have experience with AI-specific design tools or platforms, highlight them.
AI/Conversational Focus: If you have experience with AI agents, chatbots, or conversational design, make sure these projects are prominent. Discuss how you considered dialogue flow, user intent, and AI capabilities.
Conciseness and Clarity: Be prepared to present your portfolio efficiently. Understand that interviewers may have limited time.

Challenge Preparation:

Understand the Domain: Research IONOS, its products (especially its cloud services and SMB focus), and the emerging AI Agent platform. Understand the target audience (SMBs) and their typical needs.
AI & Conversational Design: Familiarize yourself with common patterns and challenges in conversational AI design, user intent recognition, managing dialogue flows, and designing for AI-driven automation.
Problem-Solving Framework: Be ready to apply a structured problem-solving approach to any design challenge, clearly defining the problem, exploring potential solutions, and justifying your recommendations.
Focus on User Value: Ensure your solutions prioritize user needs and deliver tangible value, especially for SMB users who may be less tech-savvy.

📝 Enhancement Note: The emphasis on a "comprehensive portfolio" and the specific mention of "agentic workflows" and "conversational experience" indicate that candidates must be able to demonstrate not just UI skills but a deep understanding of interaction design within complex, AI-driven systems. Practical experience with AI product design will be a significant differentiator.

🛠 Tools & Technology Stack

Primary Tools:

UX/UI Design & Prototyping: Figma, Sketch, Adobe XD (Mastery in at least one is expected).
Wireframing: Tools like Balsamiq, Miro, or features within Figma/Sketch.
Design System Management: Platforms or methodologies for creating and maintaining design systems.
Collaboration Tools: Jira, Confluence, Miro, Slack (for cross-functional team communication and project management).

Analytics & Reporting:

User Analytics: Tools like Google Analytics, Mixpanel, Amplitude (understanding how users interact with the platform).
Usability Testing Platforms: UserTesting.com, Lookback, Maze (for gathering feedback and insights).

CRM & Automation:

While not a direct design tool, understanding how the AI Agent platform integrates with CRM systems (e.g., Salesforce, HubSpot) and other business automation tools will be beneficial for context.

📝 Enhancement Note: Proficiency in Figma is increasingly becoming an industry standard for collaborative UX/UI design. The mention of specific tools like Figma, Sketch, and Adobe XD indicates the need for hands-on experience. Familiarity with user analytics and usability testing platforms is crucial for a data-informed design approach.

👥 Team Culture & Values

Operations Values:

User-Centricity: A deep commitment to understanding and serving the needs of small- and medium-sized businesses through intuitive and effective design.
Innovation: Embracing new technologies like AI to create next-generation solutions that drive digital transformation for clients.
Collaboration: Fostering an environment where designers, engineers, product managers, and stakeholders work together seamlessly to achieve common goals.
Efficiency & Automation: Designing solutions that streamline complex processes, automate tasks, and enhance productivity for users.
Quality & Consistency: Upholding high standards in design execution and ensuring a cohesive user experience across the entire product suite through design systems.
Openness & Inclusivity: As indicated by the "f/m/d" designation, IONOS values diversity and encourages an inclusive environment.

Collaboration Style:

Cross-functional Integration: Designers are expected to work closely with product management and engineering teams throughout the product lifecycle, from ideation to launch and iteration.
Agile & Iterative: The team likely operates in an agile framework, encouraging frequent communication, feedback loops, and iterative design adjustments.
Knowledge Sharing: Contributing to and leveraging design systems promotes shared understanding and consistency across teams. Open communication channels are vital for success.
Proactive Communication: Designers are encouraged to proactively share insights, design rationale, and potential challenges with stakeholders to ensure alignment and efficient problem-solving.

📝 Enhancement Note: The company culture values a blend of innovation (AI focus) and practicality (serving SMBs). The emphasis on collaboration and efficiency aligns well with the operational nature of product development in a tech company.

⚡ Challenges & Growth Opportunities

Challenges:

Designing for AI Complexity: Translating sophisticated AI capabilities and agentic workflows into simple, intuitive user experiences for a broad SMB audience can be challenging.
Balancing Innovation and Usability: Ensuring the AI Agent platform is cutting-edge while remaining accessible and easy to use for non-technical users requires careful design trade-offs.
Rapid Development Cycles: Working in a fast-paced, agile environment with tight deadlines for design deliverables requires efficient workflows and strong prioritization skills.
Cross-functional Alignment: Effectively communicating design vision and rationale to diverse stakeholders (engineering, product, marketing, business) to ensure buy-in and successful implementation.
Evolving AI Landscape: Staying abreast of rapid advancements in AI and conversational design and integrating these into the product strategy.

Learning & Development Opportunities:

AI/ML Design Specialization: Gaining deep expertise in designing for AI-driven products, including conversational interfaces, natural language processing (NLP) interactions, and intelligent automation.
Advanced UX Methodologies: Exploring and applying cutting-edge UX research and design techniques relevant to AI and complex systems.
Leadership Development: Opportunities to mentor junior designers, lead design initiatives, and potentially move into design leadership roles.
Industry Trend Immersion: Participating in conferences, workshops, and training related to AI, UX, and product development to stay current with industry best practices.
Cross-disciplinary Learning: Working closely with AI engineers and product managers provides valuable insights into the technical underpinnings and strategic direction of AI products.

📝 Enhancement Note: The primary challenges revolve around the inherent complexity of AI and the need to translate that into user-friendly experiences for a specific market segment. The growth opportunities are significant for someone looking to specialize in the rapidly expanding field of AI product design.

💡 Interview Preparation

Strategy Questions:

"Describe a time you designed a complex web application from concept to launch. What was your process, what challenges did you face, and what was the outcome?" (Focus on process, problem-solving, and impact.)
"How would you approach designing a conversational interface for an AI agent that helps SMBs manage their online presence?" (Demonstrate understanding of conversational design principles, user intent, and AI capabilities.)
"Walk us through your process for conducting user research and usability testing for a new feature. How do you incorporate feedback into your designs?" (Highlight your iterative design approach and user-centricity.)
"How do you ensure consistency and scalability in your designs, especially when working with a design system?" (Showcase your understanding of design systems and their importance.)
"Describe a situation where you had to collaborate with engineers or product managers who had different priorities. How did you reach a consensus?" (Assess your cross-functional collaboration and communication skills.) Company & Culture Questions:
"What interests you about IONOS and our new AI Agent platform?" (Research IONOS, their SMB focus, and the potential of AI for their clients.)
"How do you see your role contributing to the success of our AI Agent platform?" (Connect your skills and experience to the role's objectives and company goals.)
"What is your experience working in a hybrid or flexible work environment, and how do you maintain productivity?" (Address your work style and adaptability.)
"How do you stay updated on the latest trends in UX design and AI technology?" (Demonstrate your commitment to continuous learning.) Portfolio Presentation Strategy:
Start with the "Why": Begin each case study by clearly stating the problem you were trying to solve and the business/user goals.
Show, Don't Just Tell: Use visuals (wireframes, mockups, prototypes) extensively. Explain your design decisions and the rationale behind them.
Quantify Impact: Whenever possible, present metrics or data that demonstrate the success of your designs (e.g., increased conversion rates, reduced task completion time, improved user satisfaction scores).
Focus on Your Role: Clearly articulate your specific contributions, especially in team projects.
Be Prepared for Questions: Anticipate questions about your design choices, challenges, and alternative solutions you considered.
Highlight AI Relevance: If you have AI or conversational design experience, explicitly draw parallels to the role's requirements. Discuss how you approached AI-specific design challenges.

📝 Enhancement Note: Interviewers will be looking for a blend of strong UX fundamentals, a strategic understanding of AI's role in user experience, and the ability to collaborate effectively within an agile product team. A well-prepared portfolio that showcases relevant experience will be crucial.

📌 Application Steps

To apply for this Senior UX Designer position:

Submit Your Application: Visit the join.com link provided and complete the online application form.
Tailor Your Resume: Ensure your resume highlights your 5+ years of UX/UI design experience, specific achievements in complex web application design, proficiency with design tools (Figma, Sketch, Adobe XD), and any experience with AI, automation, or conversational interfaces. Use keywords from the job description.
Curate Your Portfolio: Select your most relevant case studies that demonstrate your end-to-end design process, problem-solving skills, and impact. Focus on complex web applications and any AI-related projects. Ensure it's easily accessible online (e.g., personal website, Behance, PDF).
Prepare for the Portfolio Walkthrough: Practice presenting your portfolio, focusing on storytelling, clear articulation of your process, and highlighting quantifiable results. Be ready to discuss your design decisions and rationale.
Research IONOS and the AI Agent Platform: Understand IONOS's business, its target audience (SMBs), and the potential of an AI Agent platform. This will help you tailor your answers and demonstrate genuine interest.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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