Senior UX Designer

London /
Product /
About Wintermute
Wintermute is a hyper-growth fintech startup and one of the largest players in the global digital asset markets. We provide liquidity algorithmically across most cryptocurrency exchanges and trading platforms, as well as support high profile blockchain projects and traditional financial institutions moving into crypto.

Culturally, we combine the best traits of both trading companies and technology startups. As a trading company, we manage hundreds of millions in assets, trade more than $5B+/day across dozens of trading platforms and are highly profitable in doing so. As a technology startup, we build, innovate and move incredibly fast, we create best-in-class liquidity products that create more efficient markets. We believe that traditional finance has to change and we are on a mission to define and build the decentralized future of finance. 

Wintermute is a hyper-growth highly profitable proprietary trading business. We are backed by top tier global venture capital investors such as Lightspeed, Pantera Capital, Sino Global Capital, Ventures, Avon Ventures by Fidelity Investments, DeFi Alliance and others. Learn more about our team and culture on our website and Evgeny’s post here.

Working at Wintermute

In this role you will be driving user experience vision and execution for Wintermute’s B2B and prosumer products. You are someone who can take initiative and lead, and also loves to design. You have the big picture in mind, but also impeccable attention to detail. You’ll work alongside our very talented product managers, visual designers, engineers and traders. You will improve experience of the existing products and design new ones from scratch. You will keep learning about the dynamic space that crypto is, closely interact with the industry and the users, and enjoy being at the heart of the evolving blockchain space.


    • Experience Strategy and Delivery
    • Develop user experience vision and make it a reality
    • Co-own design projects with visual design and execute on UX end-to-end, incl discovery, concept, prototypes, detailed designs and ongoing refinement.
    • Develop design system in partnership with visual design 

    • Market & User Insights
    • Conduct user research, from early discovery to user testing
    • Conduct market research to adopt industry best practice, while developing competitive edge
    • Utilise quantitative data to evaluate and steer design strategy

    • Collaboration
    • Work closely with visual designers, product managers and developers to deliver holistic experience for users
    • Embed design thinking approach to drive user-centric problem solving

    • Other
    • Most Importantly, all employees can shape and develop their roles. There's no limit set by the company.

Hard Requirements

    • Bachelor’s degree in UX / HCI or equivalent
    • 5+ years experience as a UX designer working with complex financial products in B2B / prosumer space, and a corresponding portfolio
    • Passion for complex products and hard-to-crack problems
    • Experience designing holistic product frameworks, establishing design systems and principles, create product blueprints
    • Strong personal interest and experience in crypto
    • Desire to both lead the vision and be very hands-on with execution

Preferred Requirements

    • Experienced Figma user
    • Experience with varied research techniques
    • Data analytics skills, with visualisation tools or Python

Wintermute offer

    • A unique opportunity to work on very interesting projects, get the level of responsibility and ownership that would be unlikely at any other firm
    • Great company culture: informal, non-hierarchical, ambitious, highly professional yet collaborative and entrepreneurial 
    • A cool office in central London with a sci-fi touch
    • We support significant flexibility in regards to working from home and working hours; however, we require hard/smart work and >60% work from the office; we are unable to accept remote candidates
    • Weekly team events, such as team lunches, team dinners, team board games and Dota playing sessions; these are not obligatory in any sense, but this is what we like to do
    • Aligned incentive structure: on top of competitive pay, a significant part of your compensation is performance-based variable pay with unlimited upside
    • We offer standard perks too, like pension, private health insurance, free food and office gym, but that’s probably not the right reason to join us
    • We offer UK work permits and help in relocation

Write to us if

    • You love problem solving, and love seeing your products work
    • You are determined, ambitious yet humble, willing to work hard and learn on the way
    • You like meritocracy and being judged by what you deliver
    • You have an entrepreneurial mindset versus 9-to-5 mentality
    • You are prepared to work non-standard working hours (since we are a high-growth startup operating in the 24/7 crypto world)
    • You like working in the team environment (not fully remote)

Tips for a successful application

    • This is a London based role
    • Do some research: look at our website and social media channels
    • If you don't have an obviously matching experience or skills, make sure you state very clearly what you can bring or how your experience is relevant.
    • Prepare to be tested on your hard skills required for this job. We do not care as much about your credentials (university or prior employer), but we care a lot about your knowledge and ability to get things done.
    • Unfortunately, we won't be able to proceed if you simply press "submit button"; we do promise to reply to everyone who puts time and effort in making the application relevant!