Arni Lochner

Product Design Lead | B2B & B2C | UK/EU

Hello! I'm Arni. I'm a multi-award winning product design lead and entrepreneur.

With experience in B2B, B2C, and SaaS, I’ve led product design, UX/UI, and creative direction for products and services that are used globally.

I also co-founded and exited a successful SaaS business, and have raised over £4M in seed funds for various startups.

Skills

UI DesignUX DesignPrototypingMobile DesigniOS/AndroidWeb DesignSoftware DesignSocial ContentBranding

Tools

FigmaFramerPhotoshopAfter EffectsFinal Cut ProRotatoShopify

Sectors

Dating & RelationshipsSocial MarketplaceSaaSB2B/B2C MarketsE-CommerceHealth & WellbeingRecruitmentEvents

A brief history of my career

Experience

Designing at the cutting edge of consumer and breakthrough products in the generative AI space — focused on connection, creativity, and personalised AI experiences.

  • Leading product design for never-before-seen AI user experiences, defining interaction paradigms in an emerging category.
  • Partnering closely with engineering and product to build scalable design foundations from scratch for high-growth AI-first platforms.
  • Balancing speed and innovation—shipping MVPs fast while setting a clear design vision for long-term evolution.
  • Creating interaction models that translate complex AI behaviours into intuitive, emotionally resonant user interfaces.
  • Driving cross-functional collaboration in an environment where experimentation, quality, and originality are valued equally.
Case Study ↗

Designing at the cutting edge of consumer and breakthrough products in the generative AI space — focused on connection, creativity, and personalised AI experiences.

  • Leading product design for never-before-seen AI user experiences, defining interaction paradigms in an emerging category.
  • Partnering closely with engineering and product to build scalable design foundations from scratch for high-growth AI-first platforms.
  • Balancing speed and innovation—shipping MVPs fast while setting a clear design vision for long-term evolution.
  • Creating interaction models that translate complex AI behaviours into intuitive, emotionally resonant user interfaces.
  • Driving cross-functional collaboration in an environment where experimentation, quality, and originality are valued equally.

In 2019, I founded Infinite, a creative agency where I took on full-time Senior Product Designer roles for various clients across multiple industries. I led end-to-end product design, UX/UI, and creative direction for both long-term projects and high-impact contracts, outlined below. For a full list and case studies, go to infinitestudio.co.

infinitestudio.co ↗
  • Led the UX/UI redesign for the WAX app on iOS, Android, and web, increasing in-app purchases by over 250% and a 112% increase in global user base.
  • Enhanced premium upgrades by revamping the onboarding and user journey, resulting in a substantial increase in free-to-premium conversions.
  • Leveraged data-driven insights to boost engagement, achieving a 50% uplift in daily active users.
  • Implemented a scalable design system to ensure visual consistency across platforms, reducing development time by 20%.
  • Collaborated with cross-functional teams to align user needs with business objectives, balancing functionality with commercial goals.
Case Study ↗
  • Led the UX/UI design for the Killing Kittens app on iOS and Android, focusing on responsive design across mobile and web platforms, increasing user engagement by 45%.
  • Conducted A/B testing and feedback loops to refine user experience, improving feature adoption rates by 30%.
  • Designed community-driven features that fostered user interaction, leading to a 60% increase in active global community members.
  • Managed tight deadlines and budgets in a seed-funded environment, delivering high-quality design solutions aligned with brand objectives.
Case Study ↗
  • Redesigned and rebranded Welldoing’s B2C therapy platform for web and mobile, resulting in a 25% increase in new user sign-ups.
  • Implemented data-driven UX strategies that optimised the platform’s search and filtering systems, leading to a 30% improvement in user satisfaction.
  • Delivered a cohesive, modern visual identity that resonates with the health and wellness sector, enhancing brand perception and retention.
Case Study ↗
  • Co-founded Swift Social, a successful SaaS social media management software with users in over 12 B2B sectors across 69 countries.
  • Led product design and development from ideation to execution, building a robust tool for managing and automating social campaigns.
  • Secured crowdfunding on Indiegogo and raised seed investment via Crowdcube.
  • Built well-rounded expertise across marketing, operations, and financial management.
  • Managed stakeholder expectations, navigating mergers and acquisitions during the company’s sale and exit.
  • Co-founded and scaled Wonderlabs from 3 to 10 team members, focusing on web design and interactive digital experiences.
  • Delivered impactful UI/UX solutions and digital campaigns for high-level clients, driving measurable engagement and brand growth.
  • Applied lean startup principles to bring ideas to market quickly, enhancing agility and client satisfaction.
  • Managed the development of custom UI and web strategies, ensuring consistency and brand alignment across platforms.
  • Built and implemented design systems and workflows to streamline design execution and maximize team productivity.
  • Co-founded and scaled We Got a Pulse!, a boutique digital agency with global reach.
  • Created engaging web, graphic, and motion content for high-profile, international marketing campaigns.
  • Developed innovative iOS applications to enhance user interaction and engagement.
  • Established strong partnerships with top London digital agencies to expand business opportunities.
  • Delivered successful outsourced projects for global brands, including Honda, McDonald’s, EA, Doritos, Universal Music, and more.

As a course representative, I studied in a top European media and arts school, focusing on digital production, interactivity, and theory. This well-rounded program produced numerous high-profile digital natives, including many peers now in successful creative careers.

Honoured with multiple awards, including ‘Best of Festival’ at BEA and the EUROPRIX Top Talent Award for innovative interactive media projects.

People say the nicest things

What I'm like to work with

Dror Levy

Dror Levy

Former CEO @ Legaldrop and Client
"Working with Arni at LegalDrop was a fantastic experience. As the creative lead, he had a clear understanding of the product and user needs, which translated to beautiful and intuitive designs. I appreciated his approach to collaboration and his willingness to hear and incorporate feedback. Since then, we have continued to work together on other projects, and I can say with confidence that Arni is a talented designer who brings great value to any team."
Esme Mahoney

Esme Mahoney

Copywriter and colleague for 2 years
"Arni is a fantastic designer to work with. We collaborated closely at WeAreX, ensuring that our copy and design were in sync. I'm always impressed with his ability to take a brief and create something beautiful and functional. Arni's attention to detail is second to none, and his work has always been a great foundation for any project we've tackled together."
David Lane

David Lane

Fatfish Digital MD and client for 10 years
"Arni is an exceptional UI/UX designer whom I have had the pleasure of working with on numerous projects over the past decade. His expertise in designing interfaces that are both intuitive and visually stunning is truly impressive. Arni's ability to adapt his style to a wide range of project requirements is a testament to his versatility and talent. I highly recommend Arni for any project requiring high-level UI/UX design"
Rachael Hughes

Rachael Hughes

Designer and colleague for 4 years
"Working alongside Arni for four years at Killing Kittens and WeAreX has been an incredible experience. As a fellow designer, I have learned so much from Arni's expertise in UI/UX design, his attention to detail, and his ability to always find a creative solution to a problem. Arni is an excellent team player and working with him is always enjoyable and productive. I would jump at the opportunity to work with him again in the future."
Glen Beamson

Glen Beamson

COO @ Welldoing and Client
"I had the pleasure of working with Arni at Welldoing, where he was the design lead and I had the responsibility of building his designs. Arni's meticulous approach and ingenuity brought a fresh perspective to a complex therapist matching platform, featuring sophisticated booking, chat, and payment features. Our collaboration was seamless and I valued his contributions to the project."
David Caswell

David Caswell

Chairman @ Welldoing and Client
"Arni has consistently impressed me with his creativity and design expertise. He has a keen eye for detail and is always looking for innovative solutions to design challenges. I appreciate that he is easy to work with and that he can be relied on to provide top-quality work. Arni is an asset to any team, and I wouldn't hesitate to recommend him for any creative project."
Dror Levy

Dror Levy

Former CEO @ Legaldrop and Client
"Working with Arni at LegalDrop was a fantastic experience. As the creative lead, he had a clear understanding of the product and user needs, which translated to beautiful and intuitive designs. I appreciated his approach to collaboration and his willingness to hear and incorporate feedback. Since then, we have continued to work together on other projects, and I can say with confidence that Arni is a talented designer who brings great value to any team."
Esme Mahoney

Esme Mahoney

Copywriter and colleague for 2 years
"Arni is a fantastic designer to work with. We collaborated closely at WeAreX, ensuring that our copy and design were in sync. I'm always impressed with his ability to take a brief and create something beautiful and functional. Arni's attention to detail is second to none, and his work has always been a great foundation for any project we've tackled together."
David Lane

David Lane

Fatfish Digital MD and client for 10 years
"Arni is an exceptional UI/UX designer whom I have had the pleasure of working with on numerous projects over the past decade. His expertise in designing interfaces that are both intuitive and visually stunning is truly impressive. Arni's ability to adapt his style to a wide range of project requirements is a testament to his versatility and talent. I highly recommend Arni for any project requiring high-level UI/UX design"
Rachael Hughes

Rachael Hughes

Designer and colleague for 4 years
"Working alongside Arni for four years at Killing Kittens and WeAreX has been an incredible experience. As a fellow designer, I have learned so much from Arni's expertise in UI/UX design, his attention to detail, and his ability to always find a creative solution to a problem. Arni is an excellent team player and working with him is always enjoyable and productive. I would jump at the opportunity to work with him again in the future."
Glen Beamson

Glen Beamson

COO @ Welldoing and Client
"I had the pleasure of working with Arni at Welldoing, where he was the design lead and I had the responsibility of building his designs. Arni's meticulous approach and ingenuity brought a fresh perspective to a complex therapist matching platform, featuring sophisticated booking, chat, and payment features. Our collaboration was seamless and I valued his contributions to the project."
David Caswell

David Caswell

Chairman @ Welldoing and Client
"Arni has consistently impressed me with his creativity and design expertise. He has a keen eye for detail and is always looking for innovative solutions to design challenges. I appreciate that he is easy to work with and that he can be relied on to provide top-quality work. Arni is an asset to any team, and I wouldn't hesitate to recommend him for any creative project."
Maria Ines Sampaio

Maria Ines Sampaio

Designer and employee
"Arni is an amazing boss and truly inspires me with his passion for design and creativity. Working with him has been an empowering experience and I feel like I am constantly learning and growing under his guidance. He trusts me and gives me the freedom to work on projects in a way that suits me best, which is something I truly appreciate."
Craig Curchin

Craig Curchin

Developer and business partner for 11 years
"Arni is an exceptional leader and top-tier designer. We went to university together, started our first business, and worked together for 11 years. Arni consistently showed great communication skills and the ability to turn abstract concepts into concrete designs. He is a natural problem solver, always pushing the boundaries and finding new and innovative ways to approach projects. Arni’s leadership and creative abilities were invaluable to our success, and I have no doubt that he will continue to excel in all his future endeavours."
Joe Sturgess

Joe Sturgess

Marketer and employee for 5 years
"Working under Arni for five years was a fantastic experience. His leadership style was aspirational, motivating and inspiring. His design work was consistently top-tier and has helped shape the digital marketing industry. Arni's passion for design and technology is contagious, and I would highly recommend him to anyone looking for a driven, creative and innovative professional."
Simon Chuter

Simon Chuter

Advisor and collaborator at the SINC
"Arni is a strategic thinker and articulate communicator. He has an intimate understanding of his market and the needs of his customers. And constantly strives to deliver high standards in all aspects of his work."
Amy Cox

Amy Cox

Marketer @ Markwins and Client
"I had the pleasure of working with Arni on a project where he provided some design concepts for our client. Throughout the project, Arni was professional, responsive, and easy to work with. He brought creative ideas and a collaborative approach, which resulted in a successful outcome. I would highly recommend Arni as a designer and colleague."
Maria Ines Sampaio

Maria Ines Sampaio

Designer and employee
"Arni is an amazing boss and truly inspires me with his passion for design and creativity. Working with him has been an empowering experience and I feel like I am constantly learning and growing under his guidance. He trusts me and gives me the freedom to work on projects in a way that suits me best, which is something I truly appreciate."
Craig Curchin

Craig Curchin

Developer and business partner for 11 years
"Arni is an exceptional leader and top-tier designer. We went to university together, started our first business, and worked together for 11 years. Arni consistently showed great communication skills and the ability to turn abstract concepts into concrete designs. He is a natural problem solver, always pushing the boundaries and finding new and innovative ways to approach projects. Arni’s leadership and creative abilities were invaluable to our success, and I have no doubt that he will continue to excel in all his future endeavours."
Joe Sturgess

Joe Sturgess

Marketer and employee for 5 years
"Working under Arni for five years was a fantastic experience. His leadership style was aspirational, motivating and inspiring. His design work was consistently top-tier and has helped shape the digital marketing industry. Arni's passion for design and technology is contagious, and I would highly recommend him to anyone looking for a driven, creative and innovative professional."
Simon Chuter

Simon Chuter

Advisor and collaborator at the SINC
"Arni is a strategic thinker and articulate communicator. He has an intimate understanding of his market and the needs of his customers. And constantly strives to deliver high standards in all aspects of his work."
Amy Cox

Amy Cox

Marketer @ Markwins and Client
"I had the pleasure of working with Arni on a project where he provided some design concepts for our client. Throughout the project, Arni was professional, responsive, and easy to work with. He brought creative ideas and a collaborative approach, which resulted in a successful outcome. I would highly recommend Arni as a designer and colleague."