Werkstudent UX Designer (m/w/d)

📍 Job Overview

Job Title: Werkstudent UX Designer (m/w/d)

Company: REWE Group

Location: Köln, North Rhine-Westphalia, Germany

Job Type: Part-time, Temporary

Category: UX/UI Design Operations

Date Posted: August 29, 2025

Experience Level: Entry-level (0-2 years)

Remote Status: On-site

🚀 Role Summary

• Support the continuous development of the REWE App and cashier-less supermarkets with a strong focus on user-centered product development.

• Create high-quality, error-free, and accessible designs, ensuring consistency across the entire product ecosystem.

• Contribute to the tangible realization of ideas by developing concepts, interactive prototypes, and final designs.

• Participate in the planning and execution of UX tests, leveraging results to refine and improve existing concepts and designs.

• Assist in the evolution and maintenance of the company's design library, ensuring visual consistency and adherence to brand guidelines.

📝 Enhancement Note: This role is positioned as a "Werkstudent" (working student) within REWE Group's digital division. This implies a focus on providing practical, hands-on experience to students pursuing relevant degrees, integrating them into ongoing product development cycles. The responsibilities highlight a need for detail-oriented design execution and a foundational understanding of user experience principles, rather than strategic design leadership.

📈 Primary Responsibilities

• Independently create clean, error-free, and accessible designs, ensuring seamless handover to the development team.

• Maintain design consistency across all user interfaces and product touchpoints.

• Develop concepts, interactive prototypes, and final visual designs to bring new ideas to life.

• Actively participate in UX testing phases, from planning to execution and analysis.

• Utilize UX test results to iterate on and enhance design solutions and user flows.

• Contribute to the ongoing development and maintenance of the company's design system and library.

• Ensure adherence to usability and accessibility standards in all design outputs.

• Collaborate with experienced designers and cross-functional teams to achieve project goals.

• Stay updated on the latest UI trends and best practices in user experience design.

📝 Enhancement Note: The primary responsibilities emphasize a blend of execution and learning. The role requires the student to produce tangible design assets (designs, prototypes) while also being involved in the research and testing phases of the UX lifecycle. The explicit mention of "design library" suggests a need for understanding and contributing to a design system, a common practice in larger organizations to ensure brand consistency and efficiency.

🎓 Skills & Qualifications

Education: Currently enrolled and in at least the 3rd semester of a relevant degree program (e.g., Digital Design, User Experience Design, Digital Media, or a related field).

Experience: Ideally, possess initial practical experience in interface or product design, demonstrated through a portfolio.

Required Skills:

• Strong personal initiative, reliability, and a structured, detail-oriented approach to work.

• Fundamental understanding of user-centered product development principles.

• Basic knowledge of UX/UI methods, theories, and workflows.

• Proficiency in at least one interface design program such as Figma, Sketch, or Adobe XD. REWE Digital specifically uses Figma.

• Awareness of current UI trends and a commitment to expanding knowledge in usability and accessibility.

Preferred Skills:

• A portfolio showcasing personal work, projects, or case studies related to UX/UI design.

• Familiarity with building and maintaining design systems or component libraries.

• Experience with user testing methodologies and analyzing user feedback.

• Understanding of web and mobile application development processes.

• Basic knowledge of accessibility standards (e.g., WCAG).

📝 Enhancement Note: The emphasis on "Figma" as the primary tool is a critical detail for applicants. While Sketch and Adobe XD are mentioned as alternatives, deep proficiency in Figma is likely to be a significant advantage. The requirement for a portfolio, even with "examples of your work, projects, or case studies," is standard for design roles and crucial for demonstrating practical application of learned skills. The "0-2 years" experience level aligns with an entry-level or student position.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase a range of UX/UI design work, including user research, wireframing, prototyping, and final visual design.

• Demonstrate a clear understanding of user-centered design principles and how they were applied in projects.

• Include case studies that highlight the problem, your process, design decisions, and the outcomes or learnings.

• Present projects that illustrate attention to detail, consistency, and a commitment to quality in design execution.

Process Documentation:

• Highlight projects where you were involved in defining or refining user workflows.

• Show examples of how you used user feedback or testing results to inform design iterations.

• If applicable, present instances where you ensured design consistency across multiple screens or platforms.

• Demonstrate an understanding of the process of handing off designs to development teams.

📝 Enhancement Note: For a working student role, the portfolio doesn't need to be as extensive as for a senior designer. However, it's crucial for demonstrating practical application of learned skills and a systematic approach to design problems. Case studies that clearly articulate the process and learning are highly valued, especially for entry-level roles.

💵 Compensation & Benefits

Salary Range: As this is a "Werkstudent" position (working student), compensation will likely be in line with German regulations for student employment and industry standards for part-time roles. Typical rates for working students in Germany in design-related fields can range from €12-€18 per hour, depending on experience and the specific company.

Benefits:

• Personal Development: Gain practical experience, learn from experienced colleagues, and grow professionally.

• Future Perspectives: Build a professional network and establish a foundation for future career opportunities within REWE Group.

• Health Management: Access to preventative check-ups, sports, health, and cooking courses.

• Networking Opportunities: Participate in company-wide networks like LGBTIQ+ network "di.to. – different together" and the women's network "f.ernetzt" for career and personal development exchange.

• Employee Representation: Benefit from the representation of your interests by the works council (Betriebsrat).

Working Hours: Part-time, with approximately 20 hours per week. The exact schedule can likely be discussed and coordinated to accommodate study commitments.

📝 Enhancement Note: While a specific salary range isn't provided, the "Werkstudent" status dictates a certain compensation structure in Germany. The benefits listed are standard for REWE Group and are geared towards employee well-being and professional growth, which are strong selling points for students seeking meaningful work experience.

🎯 Team & Company Context

🏢 Company Culture

Industry: Retail technology, E-commerce, Digital Transformation. REWE Group is a major player in the German retail sector, with REWE Digital focusing on innovation and technology to enhance customer and employee experiences.

Company Size: REWE Group is a large, established corporation with a significant global presence. REWE Digital, as its tech arm, likely comprises a substantial team of IT and digital specialists.

Founded: REWE Group was founded in 1927, indicating a long history and stability. REWE Digital represents its modern, forward-thinking technological evolution.

Team Structure:

• You will be part of a team of experienced designers within REWE Digital's IT division.

• The role involves collaboration with various IT and non-IT specialists working on innovative projects.

Methodology:

• Emphasis on user-centered product development, ensuring millions of users are at the core of all product decisions.

• Focus on continuous improvement of the REWE App and cashier-less supermarket experiences.

• A culture that encourages bringing in personal ideas and experimentation.

• Commitment to providing the best conditions for employees to reach their full potential.

Company Website: https://www.rewe-digital.com/de

📝 Enhancement Note: REWE Group's size and industry position suggest a professional, structured work environment. REWE Digital likely fosters a more agile and innovative culture within the larger corporate framework, especially given its focus on digital products and services. The emphasis on "Home of IT" and "revolutionizing the digital grocery trade" points to a dynamic and forward-looking team.

📈 Career & Growth Analysis

Operations Career Level: Entry-level (Werkstudent/Working Student). This role is designed for individuals currently pursuing their education, offering practical experience in UX/UI design within a large corporate setting.

Reporting Structure: You will report to experienced designers within the UX/UI team. The specific reporting line will be clarified during the onboarding process.

Operations Impact: Your work will directly influence the user experience of the REWE App and cashier-less markets, impacting millions of users and their daily shopping habits or work processes. This provides a tangible sense of contribution to significant products.

Growth Opportunities:

• Skill Advancement: Acquire hands-on experience in UX/UI design tools (especially Figma), user research, prototyping, and design system maintenance.

• Industry Exposure: Learn industry best practices from seasoned professionals in a leading retail technology company.

• Networking: Build professional connections within REWE Digital and the broader REWE Group, which can lead to future internship or employment opportunities.

• Career Foundation: Gain valuable experience that will serve as a strong stepping stone for a career in UX/UI design or related digital fields.

📝 Enhancement Note: For a working student role, "growth" is primarily defined by practical skill development and gaining industry exposure. While direct leadership opportunities are unlikely, the role offers a solid foundation for future careers in the digital product space. The mention of "future perspectives" and building a network suggests that REWE Group may view this as a potential talent pipeline.

🌐 Work Environment

Office Type: On-site. The job posting specifies a location in Köln.

Office Location(s): Köln, Germany (Postal Code: 51063).

Workspace Context:

• You will be part of the "Home of IT" at REWE Group, suggesting a modern and tech-oriented workplace.

• The environment is designed for collaboration, with opportunities to learn from experienced designers and work alongside other IT specialists.

• Access to company resources and tools necessary for UX/UI design work.

• The culture encourages idea sharing and experimentation, fostering a dynamic design workspace.

Work Schedule: Part-time, approximately 20 hours per week, with flexibility to align with academic schedules. This allows for balancing studies with practical work experience.

📝 Enhancement Note: The "Home of IT" branding implies a modern, collaborative office space designed to support digital innovation. While specific amenities aren't detailed, it's reasonable to expect a professional office environment conducive to design work and team interaction.

📄 Application & Portfolio Review Process

Interview Process: The exact interview process is not detailed, but typically for such roles, it may include:

• Initial Screening: Review of application, CV, and portfolio.

• First Interview: Likely with a hiring manager or senior designer to assess skills, experience, and cultural fit. This may include discussing your portfolio and understanding your design process.

• Technical/Practical Task: Potentially a small design challenge or a more in-depth discussion of a portfolio case study to evaluate your design thinking and execution.

• Final Interview: May involve meeting more team members or HR to finalize the decision.

Portfolio Review Tips:

• Curate Selectively: Choose 3-4 of your strongest projects that best represent your UX/UI skills and align with the job description (user-centered design, app interfaces, digital products).

• Tell a Story: For each project, clearly outline the problem statement, your role, the design process, your specific contributions, design decisions, and the outcome or key learnings.

• Showcase Figma: Highlight any projects where you extensively used Figma, as this is the company's preferred tool.

• Demonstrate Process: Include wireframes, user flows, prototypes, and final visual designs to illustrate your end-to-end design capabilities.

• Highlight Usability/Accessibility: If possible, mention or demonstrate how you considered usability principles or accessibility standards in your work.

• Keep it Concise: Ensure your portfolio is easy to navigate and your key contributions are clearly communicated.

Challenge Preparation:

• Be prepared to discuss your design rationale and decision-making process in detail.

• Practice articulating how you approach user problems and translate them into design solutions.

• Familiarize yourself with common UX/UI concepts and terminology.

• Research REWE Group's digital presence, particularly the REWE App, to understand their current user experience.

📝 Enhancement Note: The portfolio is paramount for this role. It's the primary tool for showcasing your design capabilities to REWE Group. Focusing on clear case studies that demonstrate your understanding of the UX process and your proficiency with Figma will be crucial for a successful application.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Explicitly mentioned as the primary interface design program used at REWE Digital. Proficiency here is highly valued.

• Sketch / Adobe XD: While Figma is preferred, familiarity with these industry-standard tools is also beneficial and indicates a broader understanding of design software.

Analytics & Reporting:

CRM & Automation:

• Not directly relevant to the UX Designer role, but understanding how customer data influences product development can be advantageous.

📝 Enhancement Note: Figma proficiency is a non-negotiable skill for this role. Applicants should be ready to demonstrate their experience with Figma in their portfolio and potentially during interviews.

👥 Team Culture & Values

Operations Values:

• User-Centricity: Placing the needs and experiences of millions of users at the forefront of all product development.

• Quality & Consistency: Striving for high-quality, error-free, and consistent designs across the entire product portfolio.

• Innovation & Experimentation: Encouraging the introduction of new ideas and providing opportunities to try them out.

• Collaboration & Teamwork: Working effectively within a team of experienced designers and IT specialists.

• Continuous Improvement: Actively seeking to develop and enhance design libraries, processes, and user experiences.

Collaboration Style:

• Integrated team environment where students are given responsible tasks from the beginning.

• Learning from experienced colleagues and growing through practical application.

• Cross-functional collaboration with various IT and non-IT specialists.

• Openness to fresh ideas and different perspectives.

📝 Enhancement Note: The company culture appears to be supportive of learning and development, especially for students. The emphasis on collaboration and user-centricity suggests a professional yet dynamic team environment.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Studies and Work: Managing academic workload alongside part-time work responsibilities requires strong time management skills.

• Adapting to Corporate Environment: Transitioning from academic projects to real-world corporate product development, including stakeholder communication and established processes.

• Contributing to Large-Scale Products: Working on products used by millions of users demands a high level of attention to detail and quality assurance.

• Keeping Pace with Evolving Technology: Staying updated with the latest UX/UI trends and design tools in a fast-paced digital retail environment.

Learning & Development Opportunities:

• Mentorship: Direct learning from experienced UX/UI designers within REWE Digital.

• Practical Skill Acquisition: Deepening proficiency in Figma and other design tools, as well as UX methodologies.

• Industry Insight: Gaining exposure to the workings of a major retail technology company and the digital transformation within the grocery sector.

• Portfolio Enhancement: Building a professional portfolio with real-world project experience.

📝 Enhancement Note: The challenges are typical for a working student role, focusing on balancing responsibilities and adapting to a professional setting. The growth opportunities are significant for an entry-level position, offering substantial learning and career-building potential.

💡 Interview Preparation

Strategy Questions:

• Design Process: "Walk me through a project in your portfolio. What was the problem, your process, your specific contributions, and what did you learn?"

• Tool Proficiency: "Describe your experience with Figma. What are some of its key features you find most useful for UX/UI design?"

• User-Centricity: "How do you ensure that user needs are at the center of your design decisions?"

• Collaboration: "Describe a time you worked with a team on a design project. How did you handle feedback or disagreements?"

• Problem-Solving: "Imagine you're tasked with improving the checkout process for the REWE App. What would be your initial steps?"

Company & Culture Questions:

• "What interests you about working for REWE Group and REWE Digital specifically?"

• "How do you stay updated on UX/UI trends and best practices?"

• "What are your career aspirations after completing your studies?"

Portfolio Presentation Strategy:

• Start with an Overview: Briefly introduce yourself and the projects you'll be presenting.

• Context is Key: For each project, clearly state the objective, target audience, and your specific role.

• Show, Don't Just Tell: Use visuals (wireframes, mockups, prototypes) to illustrate your design thinking and solutions.

• Highlight Your Process: Explain your design methodology, including research, ideation, iteration, and testing.

• Quantify Impact (if possible): If you have data or feedback on the success of your designs, present it.

• Be Prepared for Questions: Anticipate questions about your design choices, challenges faced, and how you'd handle similar situations in the future.

• Focus on Figma: Emphasize your experience with Figma and any relevant features you utilized.

📝 Enhancement Note: Prepare to articulate your design process and rationale clearly. For a working student, demonstrating a willingness to learn, a proactive attitude, and a solid grasp of fundamental UX/UI principles, especially within Figma, will be key.

📌 Application Steps

To apply for this operations position:

• Submit your application through the provided online portal on the REWE Group careers website.

• Portfolio Customization: Tailor your CV and portfolio to highlight your relevant academic projects, any internships, and your proficiency with Figma and user-centered design principles. Emphasize your detail-oriented approach and initiative.

• Resume Optimization: Ensure your resume clearly states your current academic program, expected graduation date, and any experience relevant to UX/UI design, even if from personal projects or coursework. Use keywords like "UX Design," "UI Design," "Figma," "Prototyping," and "User-Centered Design."

• Interview Preparation: Practice discussing your portfolio projects, focusing on your design process, decision-making, and learnings. Be ready to answer questions about your understanding of usability and accessibility.

• Company Research: Familiarize yourself with REWE Group's digital initiatives, the REWE App, and their overall brand presence. Understand their commitment to user experience and innovation.

⚠️ 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.

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