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
Tools
Final Cut Pro
Rotato
Midjourney
RunwayML
Sectors
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.
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.
- 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.
- 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.
- 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
Former CEO @ Legaldrop and Client
Esme Mahoney
Copywriter and colleague for 2 years
David Lane
Fatfish Digital MD and client for 10 years
Rachael Hughes
Designer and colleague for 4 years
Glen Beamson
COO @ Welldoing and Client
David Caswell
Chairman @ Welldoing and Client
Dror Levy
Former CEO @ Legaldrop and Client
Esme Mahoney
Copywriter and colleague for 2 years
David Lane
Fatfish Digital MD and client for 10 years
Rachael Hughes
Designer and colleague for 4 years
Glen Beamson
COO @ Welldoing and Client
David Caswell
Chairman @ Welldoing and Client
Maria Ines Sampaio
Designer and employee
Craig Curchin
Developer and business partner for 11 years
Joe Sturgess
Marketer and employee for 5 years
Simon Chuter
Advisor and collaborator at the SINC
Amy Cox
Marketer @ Markwins and Client
Maria Ines Sampaio
Designer and employee
Craig Curchin
Developer and business partner for 11 years
Joe Sturgess
Marketer and employee for 5 years
Simon Chuter
Advisor and collaborator at the SINC
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