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UI Designer

Dentsu


Job Location:

Lisbon - Portugal

Monthly Salary: Not provided by the employer
Posted: 9 July 2026 (30+ days ago)
Application Deadline: 6 October 2026
Vacancies: 1 Vacancy

Job Summary

Job Description:

Company Description

We Dream. We Do. We Deliver.

At Merkle a dentsu company we power theexperienceeconomy. Whetherwerebuilding the next greatapp running CRM at scale for global brands delivering technology architectures that support millions ofusers or providing world-class data identity and insights solutionsitsall in the name of craftingexperiences that set brands apart from the competition. Backed bydentsuslegacy of innovation andcreativity originating in Japanwevespent over 35 years helping brands build loyalty drive growth andconnect meaningfully with their audiences.

Wevebeen named a global Leader by top industry analyst firms in categories as wide-ranging as digitaltransformation and commerce experience designengineeringand technology integration digitalmarketing data scienceCRM andloyalty and customer data management.

Why choose Merkle

Innovation at Our Core:As part ofdentsusglobal network Merkle pushes the boundaries of customerexperience integrating creativity technology and data to drive real-world impact. For over 35 yearswevebeen innovating to meet the changing needs of our clients.

Global Reach with Local Expertise:With over16000 employeesacross 30 countries and part of a70000employeesnetwork at dentsu Merkle blends global insights with a deep understanding of localmarkets to deliver personalized effective solutions.

Collaborative Culture:At Merkle your ideas and contributions truly matter.Youlljoin a team that fostersinnovation collaboration and creative problem-solving. Together we work on impactful internationalprojects making meaningful connections every step of the way.

Job Description

Responsibilities

  • Design for email web and app from concept to production-ready hand-off working within design system to ensure a high-quality cohesive on-brand interface across every surface.
  • Work within extend and help maintain design system style guides and UI pattern libraries to ensure consistency across email web and app.
  • Work closely with AEM authors and developers selecting the right Universal Editor components and variants and providing precise specifications crop ratios responsive breakpoints and assets so designs can be built without further design input.
  • Help on user research and usability testing to gather feedback and iterate on designs improving the user experience based on insights.
  • Apply strong conceptual thinking to develop innovative design concepts and strategies that align with the product vision and user needs and be able to communicate and showcase the vision of your conceptual work.
  • Stay up-to-date with the latest design trends tools and technologies (including AI) and proactively incorporate best practices into your work (ie: shadecn)
  • Participate in design reviews presenting your work to stakeholders and incorporating feedback to refine and improve designs.
  • Choose the correct components variants and image crops for each surface and breakpoint; deliver annotations that explain decisions not just describe them so AEM authors can build self-explanatory designs after handoff.
  • Uphold clients brand voice and typographic discipline.

Qualifications

  • Bachelors degree in Graphic Design Interaction Design or a related field.
  • 5 years of experience in UI design preferably in a senior role and experience with complex Design Systems.
  • Strong portfolio showcasing your design expertise across web mobile and email/campaign work ideally for premium or consumer brands.
  • Proficiency in design tools such as Figma and the Adobe Creative Suite; experience with Adobe Experience Manager or similar component-based authoring environments is a strong asset.
  • Solid understanding of UX principles and how they relate to UI design.
  • Experience with responsive and adaptive design across breakpoints with exacting attention to component specs crop ratios and character limits.
  • Experience designing within an established design system and component library adapting and extending one intelligently rather than inventing your own.
  • Strong communication and collaboration skills with the ability to articulate design decisions and work effectively with cross-functional teams.
  • Knowledge of interface animation digital branding and illustration.

Key Attributes

  • Experience or the desire to learn -motion design for UI and the ability to bring interfaces to life through animation and interactive elements using motion tools like RIVE or AfterEffects- is a valuable asset.
  • Experience working in an agile project environment.
  • A sharp editorial and copy sensibility able to craft and right-size headlines CTAs and microcopy for each surface within a defined brand voice is a valuable asset.

*Work visa sponsorship is not available.For local documentation (NIF NISS) please consult Portuguese authorities.

Additional Information

Benefits andperks:

25 vacation days

Enjoy 2additionalvolunteering days to support your passion project

Mental Health: Benefit from 3 extra wellness days on top of your vacation days and a Mental HealthFirst Aider and EmployeeAssisstanceprogram to support your well-being

Health insurance (also possible for family members)

Cutting Edge Technology & Latest IT tools

Software-house environment

Agile and Flexible working hours

Hybridworking:we combine flexibility with in-person collaboration with an expectation of 1 day per week/ 4 days per month in the office

Digital nomad policy

Focus on career development

Full access to Dentsu Academy our global online learning platform

Beers foosball and ping-pong! #workhardplayhard

Free breakfast every secondWednesdayof the month

Employee discounts

Team & Company events

Referral bonus program

*At dentsu Diversity Equity and Inclusion (DEI) is central to our vision: To be at the forefront of people-centered transformations that shape society.

We cherish the unique talents and perspectives of all individuals welcoming applicants regardless of gender gender identity nationality religion ethnicity cultural background sexual orientation age physical or mental ability. By embracing diverse perspectives we create meaningful change and sustainable growth for our people clients and society. Our hiring decisions are guided by qualifications and role-specific requirements ensuring a workplacefreefrom discrimination and harassment.

#LI-Hybrid #LI-MERKLE

Location:

Lisbon

Brand:

Merkle

Time Type:

Full time

Contract Type:

Permanent

Required Experience:

IC


About Company

Company Logo

Dentsu is an integrated growth and transformation partner to the world’s leading organizations. Founded in 1901 in Tokyo, Japan, and now present in approximately 120 countries.

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