
Hi, I’m Boris Arriaza
a designer specialising in creating innovative and delightful digital products.
With over 18 years of experience, Boris brings a Silicon Valley approach to design, leading teams on some of the UK’s most widely-used applications.
His work spans the entire Product Design Lifecycle, focusing on user-centered design in UX/UI for applications, responsive websites, and mobile AR/AI tools across diverse industries such as e-commerce, telecommunications, SaaS, gaming, retail, and oil & gas.
Boris excels in strategic thinking, business strategy, and creative concepts. Proficient in Figma, Sketch, and Adobe Suite, he leads cross-functional teams using Agile and Lean UX methodologies.
Scroll down to explore Boris’s innovative work.
























Discover my projects

AGILE METHODOLOGIES / TEAM LEADERSHIP
Rapid Innovation: Enhancing Retention with Google Design Sprints
Led a retention-focused project using Google Design Sprints. Over five days, Boris rapidly iterated, prototyped, and tested solutions with real users, significantly boosting customer retention in an e-commerce context. This case study highlights his ability to manage teams, solve complex problems & deliver solutions aligned with business objectives.
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CROSS-INDUSTRY DESIGN / USER EXPERIENCE
Revolutionising User Experiences Across Diverse Industries

SERVICE DESIGN / VISUALISATION STRATEGY
Scaling Excellence: Building a Comprehensive Visualisation Style Guide
Boris led the creation of a scalable data visualisation system, ensuring consistency and clarity across platforms. He developed a detailed style guide to enhance visual uniformity. This case study showcases his expertise in building design systems, collaborating with stakeholders, and delivering engaging, data-driven experiences.

UX/UI DESIGN / SAAS OPTIMISATION / E-COMMERCE
Transforming a SaaS Lending Platform with User-Centred Design
Boris revolutionised a SaaS lending platform through a user-centred design approach and data-driven decisions. This case study explores his work on soft credit checks, ID verification, decision engines, and e-commerce integrations, leading to a white-label solution that significantly enhanced accessibility and user experience through continuous iteration.
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STRATEGY / INNOVATION / GEN AI
Revolutionising Telecom with Gen AI: Unleashing Innovation and Transformation
Boris led the design of AI-driven solutions that reshaped industry practices and amplified human potential. This project demonstrates his strategic vision in using cutting-edge technology to drive innovation and unlock new possibilities. By harnessing the power of Gen AI, Boris not only revolutionised traditional approaches but also paved the way for future advancements.