UX Expertise on demand

Certified UX Experts to support within and across product teams 

We help product teams deliver outstanding user experiences and enable UX teams to increase the impact of UX within their organizations

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Broad range of UX Expertise

UX Designers to develop UX concepts, UI designs and prototypes

UX Concept Leads to oversee UX concepts and lead UX workflows

UX Managers to coordinate UX activities across product teams 

Certified by UX and Scrum Associations

Accredited User Experience Professionals (UXPA)

Certified UX Professionals (NNG)

Certified Professionals for Usability and User Experience (CPUX)

Certified Scrum Professionals (Scrum Alliance) 

Compliance and Flexibility 

Hire on demand only when needed

Secure procurement of external UX experts via Leadium GmbH & Co. KG

Focus

Managing UX in complex environments

Grow UX Expertise inside organizations

We help product teams deliver outstanding user experiences and enable UX teams to increase the impact of UX within their organizations 

Establish UX Standards for good design

We help product teams to increase the efficiency of the design process and to ensure a consistent user experience

Trigger UX Innovation for new services

We help product teams to approach new ideas and build exciting new products and services for their customers 

References

UX Excellence for leading companies

Interim UX Management

Coordination of UX activities: Management of UX Concept & UI Design,  coordination of User Testings, monitoring of UX KPIs 

Interim UX Management & Interim UX Design 

Coordination of UX activities: Definition of UX Roles & Responsibilities, creation of UX Workflows, coordination of UX Alignments, establishment of Design Standards, curation of UX Methods & Tools, coordination of UX Concepts & UI Design 

Interim UX Management 

Coordination of UX activities: Curation of UX Methods & Tools, coordination of User Research, establishment of UX KPIs, establishment of Design Standards, facilitation of UX Trainings 

UX Experts

"With over 25 years of experience in User Centered Design, I coordinate UX activities across product teams in terms of UX alignment, operational efficiency and user centricity. It always fascinates me to see how UX enablement can empower interdisciplinary teams to build outstanding products across large organizations."

Oliver Dürr

Interim UX Manager / Strategic UX Consultant / Managing Director Leadium GmbH & Co. KG / Diplom Designer (FH) / Master of Arts (MA) /  Master of Business Administration (MBA) / Certified UX Professional / Certified Scrum Product Owner

"With nearly 30 years of experience across marketing, sales, and user experience, I specialize today on embedding user-centric thinking into teams and aligning UX efforts across organizations. From coordinating pan-European campaigns to driving UX in 300+ projects, I empower teams to deliver their best work while advocating for the user."

Peer Langermann

Interim UX Manager / Strategic UX Consultant / Certified UX Professional 

Certified User Experience Professionals / Nielsen Norman Group

Accredited User Experience Professionals / User Experience Professionals Association (UXPA)

Certified Scrum Product Owners (CSPO) / Scrum Alliance

Certified Professional for Usability and User Experience (CPUX)

Member of association of the German Usability and User Experience Professionals

Meet us @ UX Events

Upcoming Event

October 14-16th, 2025

World Usability Congress 2025 / Graz

Meet us there

Upcoming Event

October 23-24th, 2025

PUSH UX / Munich

Meet us there

Upcoming Event

November 3-5th, 2025

DesignUp 2025 / Bangalore

Meet us there

Get in touch with our UX Experts to increase the impact of UX within your organization

Contact us

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Leadium is a trademark registered with the German Patent and Trademark Office

Leadium GmbH & Co. KG, Köppenstraße 30, 22453 Hamburg, Germany
Phone +49 (0)40 - 51 31 61 96, Email uxexperts@leadium.de
Managing director: Oliver Dürr, District court Hamburg HRA 132447
Personally liable partner: Leadium Verwaltungs GmbH, District court Hamburg HRB 193065

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