Diana Costa, Designer in London, United Kingdom
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Diana Costa

Verified Expert  in Design


London, United Kingdom
Toptal Member Since
October 17, 2019

Working with the top digital agencies, Diana is a lead digital designer based in London. Since 2010, she’s been helping brands like Google, Greenpeace, and the V&A Museum to better communicate with their target audience. She believes that clear brand storytelling and well-defined user journeys are essential to solving digital briefs. A question that Diana often asks during her process is why—this guides her to make the right design decision.


Work Experience

Lead Digital Designer

2016 - PRESENT
  • Designed the UI for a high profile campaign against plastics in rivers.
  • Rebranded the digital presence of an award-winning employer branding agency.
  • Regularly ran discovery sessions and conducted UX research, and held design review workshops with clients.
  • Worked on the art direction and deliverables on the winning pitch for the launch of a new low-cost airline company.
  • Created the brand and UX/UI design for several proof-of-concept apps for the Asia-Pacific market.
Technologies: UX Design, InVision, Figma, Adobe Photoshop, Adobe Experience Design (XD), Sketch

Senior Digital Designer

2015 - 2016
  • Led the team that redesigned the graduate careers site for a top tier global law firm. They had 26,776 unique visitors within the first three weeks of the website’s launch.
  • Worked on the art direction and photography styling for a large property development company in the UK.
  • Designed the careers website for an international consumer brand.
  • Advocated for best practices in digital design, improving the workflow between the design and development departments.
  • Mentored junior and mid-weight designers.
Technologies: UX Design, InVision, Adobe Photoshop, Sketch

Digital Designer

2014 - 2015
  • Designed several custom B2B sites.
  • Redesigned the website of an international business research-and-risk management company.
  • Designed the website of a high profile university in the UK.
  • Ran several user-centered design workshops to educate key stakeholders in the web’s best practices.
  • Helped nurture the relationship between agency and clients.
Technologies: UX Design, InVision, Adobe Photoshop

Digital Designer

2013 - 2014
MSTF Partners
  • Worked on the redesign of the digital presence of the biggest telecommunications brand in Portugal.
  • Created several rich media ads for a telecommunications brand.
  • Designed an interactive website for a Portuguese philanthropist.
  • Designed websites for several NGOs.
  • Designed several rich media ads for a consumer good brand.
Technologies: UX Design, InVision, Figma, Adobe Photoshop

Junior Digital Designer

2011 - 2013
Fullsix Portugal
  • Worked as part of the first Windows 8 design team in Portugal—responsible for interaction and visual assets, consulting on meetings with stakeholders, mentoring and being an ambassador for the Windows 8 Metro design language.
  • Designed the brand and the UI for creative competition website promoted by the Portuguese Post Office.
  • Designed eMarketing assets for international consumer brands.
  • Created rich media ads for international consumer brands.
  • Designed and produced assets for several Flash-based mini-games for the Portuguese Post Office.
Technologies: Adobe Illustrator, Adobe Flash, Adobe Photoshop
2010 - 2012

Master's Degree in Design and Visual Culture

IADE | Creative University - Lisbon, Portugal

2007 - 2010

Bachelor's Degree in Design

IADE | Creative University - Lisbon, Portugal


UX/UI Design and Development



Sketch, Figma, Adobe Experience Design (XD), Adobe Photoshop, InVision, Adobe Flash, Adobe Illustrator


Web, iOS, MacOS

Industry Expertise

Restaurants & Dining


UX Design, MVP Design, Web Design, User Interface (UI), User Experience (UX), Web UI, Mobile Design, UI Design, Product Design, Design Sprints, Mobile App UI, User Research, Mobile UI, Mobile UI Design, Prototyping, Vegan & Vegetarian Products, Concepting, Responsive Design, Environment, Awareness Campaigns, Ad Campaigns, Platforms, Web UX Design, Corporate Design, Award-winning, Law, Branding, Career Coaching, Wireframing, Museums & Exhibits, iPad, App UX, App Design, eCommerce UI, eCommerce UX, eCommerce, Nonprofits

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