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Billy KennedyBK

Billy Kennedy

User Research and Insight Expert

€579/day
London, GB
15+ years

Average response time: 1 hour

About Billy

Highly experienced UX Research Practitioner and Leader with 15+ years of expertise in driving business and product decisions through research and data-driven insights. Proven success working with global industry leaders such as Sony PlayStation, Meta (Facebook), Instagram, BT, NatWest (Boxed and Mettle), and Google Ads. Adept at both integrating into, and leading UX research teams, implementing mixed-methods research, and influencing high-impact design strategies across B2B and B2C landscapes. Passionate about translating complex user behaviours into actionable recommendations to optimize digital experiences, service design, and product development.

I thrive in collaborative, cross-functional environments, working closely with design, product, engineering, marketing, and business teams to shape best-in-class digital experiences. With a background spanning technology, gaming, financial services, healthcare, and government sectors, I bring versatility, adaptability, and deep industry insight to any role.
  • English

    Native or bilingual

Can work on-site
London (up to 50km), Belfast (up to 50km), Manchester (up to 50km)

Experience

  • Spotless
    Lead Design Researcher
    May 2023 - Today (3 years and 1 month)
    London, UK
    Led UX research projects for Meta/Facebook, Sony PlayStation, and Natwest, focusing on research design, execution, and insight generation. Designed and delivered multi-method research studies (including usability testing, diary studies, and ethnographic research) to drive product and service improvements. Managed collaboration between internal teams and client stakeholders, ensuring insights were integrated into strategic decision-making. Provided thought leadership on research methodologies, mentoring junior researchers and advancing UX maturity within organisations.
  • Each&Other
    Principal UX Designer
    January 2022 - May 2023 (1 year and 4 months)
    Dublin, Ireland
    Owned research strategy and delivery for a high-impact team within Google Ads across the UK, US, and EMEA, shaping UX research to optimise advertiser experience on the Google Ads platform. Led end-to-end research programs (diary studies, surveys, A/B testing, and prototype validation) to improve ad campaign creation workflows. Delivered insights that influenced multi-million-dollar product decisions, balancing user needs and business goals.
  • PwC Ireland
    Senior Manager - Customer Experience
    May 2021 - December 2021 (7 months)
    Dublin, Ireland
    Managed a cross-functional team to improve customer experience for enterprise clients, leveraging UX research and service design methodologies.

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Education

  • B.Sc in Digital Media Design
    University of Limerick
    2012
    B.Sc in Digital Media Design

Skill set

Categories