Product Designer

📍 Job Overview

Job Title: Product Designer

Company: Plasma

Location: London, England, United Kingdom

Job Type: FULL_TIME

Category: Product Design / Fintech Operations

Date Posted: 2026-09-20

Experience Level: 5-10 Years

Remote Status: On-site

🚀 Role Summary

• Drive the end-to-end product design for Plasma One, a global money account built on stablecoins, from ideation through to launch.

• Leverage AI as a core tool to explore ambitious design concepts, build functional prototypes, and enhance design delivery.

• Evolve and maintain a robust design system, ensuring product coherence and scalability across native iOS and Android platforms.

• Collaborate closely with engineering and growth teams, translating user research, usability testing, and product data into actionable design improvements.

• Contribute to defining the design process itself, establishing standards for decision-making, work review, and quality assurance within a fast-paced, high-impact environment.

📝 Enhancement Note: While the role is titled "Product Designer," its emphasis on building financial products, leveraging stablecoins, and contributing to a "global money account" strongly positions it within the Fintech sector, requiring an understanding of financial operations and user trust in financial technology. The role's description also highlights a need for operational excellence in design processes, aligning it with operational principles.

📈 Primary Responsibilities

• Product Ownership: Take full ownership of the Plasma user experience, conceptualizing and delivering new features that leverage the advantages of stablecoins and blockchain technology to improve users' financial lives.

• Prototyping & Implementation: Translate abstract concepts into tangible, working coded prototypes, then partner with engineers to implement them into production, paying close attention to microinteractions, motion design, and overall visual polish.

• Design System Evolution: Develop and maintain reusable components and interaction patterns to ensure product consistency and scalability as the platform grows, fostering alignment between design and implementation.

• User-Centric Improvement: Utilize user research, usability testing, and product analytics to identify opportunities for improvement and iteratively refine shipped features.

• Process Definition: Actively participate in defining and refining the design team's operational processes, including decision-making frameworks, quality review mechanisms, and best practices for a high-speed development cycle.

📝 Enhancement Note: The responsibilities emphasize end-to-end ownership and process definition, which are critical for operations roles. The expectation to "turn abstract concepts into working coded prototypes" and "collaborate with engineers" suggests a need for strong technical understanding and operational execution, akin to a Product Operations or Design Operations function within a product team.

🎓 Skills & Qualifications

Education: Bachelor's degree in Design, Human-Computer Interaction, or a related field, or equivalent practical experience.

Experience: 6+ years of experience in product design, with a significant focus on shipping consumer products.

Required Skills:

• Consumer Product Design: Proven track record of designing and shipping complex consumer-facing applications, ideally with native iOS and/or Android experience.

• Design Systems: Substantial experience in building, maintaining, and scaling design systems, including creating reusable components and interaction patterns.

• Functional Prototyping: Proficiency in creating functional prototypes that effectively communicate intended user experiences and behaviors, with an understanding of coded prototypes being a significant advantage.

• User Research & Testing: Experience conducting user research and usability testing to gather insights and inform design decisions.

• Product Judgment: Strong ability to make sound product decisions, prioritize effectively, and adapt to incomplete briefs, demonstrating an understanding of trade-offs and impact.

• Collaboration & Communication: Excellent verbal and written communication skills, with the ability to give and receive direct, constructive feedback and collaborate effectively with cross-functional teams.

Preferred Skills:

• Stablecoin & Blockchain Familiarity: Understanding of stablecoin technology and blockchain principles, and how they can be translated into user-friendly financial products.

• AI Design Tools: Experience leveraging AI tools to enhance the design exploration and prototyping process.

• Motion & Interaction Design: Skill in crafting engaging microinteractions and fluid motion to enhance user experience.

• Financial Product Design: Experience designing for financial services, fintech, or banking applications.

• Coding Proficiency: Basic understanding or ability to write code (e.g., HTML, CSS, JavaScript) to aid in prototyping and collaboration with engineers.

📝 Enhancement Note: The "substantial consumer product experience" and "portfolio with exceptional craft" suggest a need for a candidate who not only designs but also understands the operational aspects of bringing a product to market, including quality control and user adoption strategies. The mention of "understanding or writing code is a bonus" points towards a more integrated approach between design and engineering, common in efficient product development operations.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Demonstrate Exceptional Craft: Showcase meticulous attention to detail in UI design, interaction design, and visual polish, highlighting refined elements and the reasoning behind them.

• Detail Your Contribution: Clearly articulate your specific role and contributions to each project, especially in team-based efforts, and explain the decision-making process.

• Systemic Thinking: Present examples of how you've contributed to or built design systems, demonstrating an understanding of reusable components, pattern libraries, and their impact on product consistency and development efficiency.

• Problem-Solving & Impact: Illustrate how user evidence (research, testing, data) drove design decisions, what trade-offs were made, and what the measurable outcomes were post-launch.

• Prototyping Capabilities: Include examples of functional prototypes, demonstrating your ability to make ideas tangible and communicate complex interactions effectively.

Process Documentation:

• Design Workflow: Detail your typical design process from concept to launch, including how you integrate user research, stakeholder feedback, and engineering collaboration.

• System Design Approach: Explain your methodology for designing and evolving design systems, including component creation, documentation, and governance.

• Quality Assurance: Describe how you ensure design quality, consistency, and adherence to standards throughout the product development lifecycle, especially in a fast-paced environment.

📝 Enhancement Note: The emphasis on a portfolio that demonstrates "craft," "reasoning," and "contribution to the finished product" aligns with the need for thorough documentation and clear articulation of process in operations roles. The requirement to show how "user evidence changed a decision" and "what happened after launch" underscores the importance of data-driven decision-making and performance tracking, core to operations.

💵 Compensation & Benefits

Salary Range: Above-market salary for the role level, with token compensation.

Benefits:

• Financial: Above-market salary, token compensation.

• Health & Wellness: Premium health insurance for employee and family (fully covered), monthly wellness budget (gym, therapy, sauna, massage).

• Office Perks: Beautiful London HQ with gym access and daily food.

• Relocation & Support: Visa sponsorship and relocation support for international candidates.

• Tools & Resources: All necessary tools and technology to perform at your best.

• Ownership: Real ownership and responsibility from day one, with direct impact on a large user base and significant financial transactions.

Working Hours: Typically 40 hours per week, with an on-site work arrangement expected at the London HQ.

📝 Enhancement Note: The "above-market salary for the level of the role" and "token compensation" indicate a competitive package designed to attract high-caliber talent, common in high-growth fintech companies. The comprehensive benefits package, including wellness and relocation support, reflects a commitment to employee well-being and operational efficiency in attracting and retaining talent.

🎯 Team & Company Context

🏢 Company Culture

Industry: Fintech / Digital Finance / Blockchain Technology. Plasma is innovating in the global money movement space by utilizing stablecoins.

Company Size: Small, focused design team (currently two senior designers, with this role being the third). This implies a lean, agile, and highly collaborative operational structure within the design function.

Founded: The founding date is not explicitly stated, but the company is described as having a "global team of founders, operators and engineers" and is actively building cutting-edge financial innovation. This suggests a relatively young, ambitious, and fast-moving startup environment.

Team Structure:

• The design team is small and integrated, working closely with engineering and the growth team.

• Designers are expected to be autonomous and take broad responsibility, contributing beyond their immediate lane.

• The culture emphasizes trust, clarity, ambition, owning one's craft, moving with urgency, debating rigorously, and continuously raising the bar for quality. Methodology:

• Data-Driven Design: Decisions are informed by user research, usability testing, and product data.

• Systems Thinking: A focus on building coherent, scalable systems (both product features and design systems).

• High Velocity & Quality: Balancing speed with exceptional quality and attention to detail.

• Direct Feedback: A culture of direct, constructive feedback to drive improvement.

Company Website: https://www.plasma.to/

📝 Enhancement Note: The company's focus on "global money," "stablecoins," and "blockchain" places it at the forefront of financial technology innovation. The description of the design team as "small by choice" and that "design is a first-class input" suggests a highly impactful role where design operations are integral to product strategy and execution.

📈 Career & Growth Analysis

Operations Career Level: This role represents a Senior to Lead Product Designer position within a small, high-impact team. The scope includes owning significant product areas, shaping design operations, and contributing to the company's foundational product and team culture. The "6+ years" requirement aligns with this seniority.

Reporting Structure: The designer will be part of a small design team, likely reporting to a Head of Design or Product Lead. Close collaboration with engineering and growth teams is expected, indicating a flat and cross-functional reporting dynamic within project teams.

Operations Impact: Designers at Plasma are expected to have a direct and visible impact on the product that moves millions of dollars daily. Their work influences product direction, technical trade-offs, and user trust in a critical financial application. The role's emphasis on shaping how design actually works means the designer will influence operational processes for design.

Growth Opportunities:

• Design Leadership: Opportunity to shape the future of the design team and its operational processes as the company scales.

• Product Strategy: Influence product direction and technical decisions through design expertise.

• Fintech Expertise: Deepen knowledge in financial technology, stablecoins, and blockchain applications.

• End-to-End Ownership: Gain experience managing the entire product lifecycle from concept to launch with significant autonomy.

• System Building: Develop expertise in building and scaling design systems and operational frameworks.

📝 Enhancement Note: The description highlights opportunities to "define how design actually works" and "build the team behind it," pointing towards significant growth potential in operational leadership within the design function, beyond just individual design contributions.

🌐 Work Environment

Office Type: Plasma offers a "beautiful London HQ" designed for those who thrive in an office environment, suggesting a focus on in-person collaboration and a dedicated workspace.

Office Location(s): London, England, United Kingdom. Specific details about the office's amenities and accessibility for operations professionals are implied by the mention of "gym access and daily food."

Workspace Context:

• Collaborative Hub: The London HQ serves as a central point for collaboration, likely fostering spontaneous interactions and team synergy.

• Tooling: The company provides "all the tools and tech you need to operate at your best," indicating a well-equipped environment for designers.

• Team Interaction: Direct collaboration with engineering and growth teams is a key aspect of the work environment, promoting cross-functional problem-solving.

Work Schedule: The standard working hours are expected to be around 40 hours per week, with an on-site expectation. However, the company's focus on "trust, clarity, and ambition" suggests a results-oriented culture where flexibility might be present, provided operational goals and deadlines are met.

📝 Enhancement Note: The emphasis on a physical HQ and the provision of "all the tools and tech" points to an operational setup that supports focused, in-person work and collaboration, crucial for the rapid iteration and quality control expected in fintech product development.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: Review of application and portfolio to assess experience, craft, and alignment with the company's values.

• Design Challenge/Case Study: Likely a practical exercise or a deep dive into a portfolio case study to evaluate problem-solving skills, design thinking, and collaboration approach. Expect to discuss your process, reasoning, and impact.

• Team Interviews: Conversations with other designers, engineers, and potentially product leadership to assess cultural fit, collaboration style, and ability to contribute to defining design operations.

• Final Interview: Discussion with senior leadership to confirm alignment on vision, impact, and expectations for the role.

Portfolio Review Tips:

• Showcase Your Process: Clearly articulate your design process for each project. Detail how you moved from problem definition to ideation, prototyping, testing, and final implementation.

• Highlight Your Impact: Quantify your contributions whenever possible. Use metrics to demonstrate how your design decisions led to positive outcomes (e.g., increased conversion, improved user satisfaction, reduced support tickets).

• Detail Your Reasoning: Explain why you made certain design choices. Connect your decisions back to user research, business goals, and technical constraints.

• Demonstrate Collaboration: Include examples of how you collaborated with engineers, product managers, and other stakeholders. Show how you gave and received feedback.

• System Design Examples: If applicable, showcase your experience with design systems, illustrating component creation, pattern definition, and maintenance.

• AI Integration: If you've used AI in your design process, be prepared to discuss how it helped you explore ideas or iterate faster.

Challenge Preparation:

• Understand Plasma's Mission: Research Plasma's focus on global money, stablecoins, and its product, Plasma One. Consider the unique design challenges in building trust and usability for financial products.

• Prepare Case Studies: Select 2-3 strong portfolio projects that best showcase your skills relevant to this role, particularly those involving consumer products, design systems, and complex problem-solving.

• Articulate Your Process: Be ready to walk through your end-to-end design process for your chosen case studies, emphasizing your decision-making framework and operational approach.

• Think About Design Operations: Consider how you would contribute to defining and improving design processes within a small, fast-paced team.

📝 Enhancement Note: The emphasis on "defining how design actually works" and "no process to inherit" suggests that interviewees will be evaluated not just on their design skills but also on their ability to establish operational best practices for design within the company.

🛠 Tools & Technology Stack

Primary Tools:

• Design Software: Proficiency in industry-standard design and prototyping tools such as Figma, Sketch, Adobe Creative Suite, or similar.

• Prototyping Tools: Experience with tools that allow for functional prototyping, potentially including code-based prototyping or advanced interactive features.

• AI Design Tools: Familiarity with and willingness to utilize AI-powered tools for design exploration, idea generation, and rapid prototyping.

Analytics & Reporting:

• Product Analytics Platforms: Experience with tools like Amplitude, Mixpanel, Google Analytics, or similar to analyze user behavior and product performance.

• User Research Platforms: Familiarity with tools for conducting usability testing, surveys, and user interviews (e.g., UserTesting.com, Hotjar, SurveyMonkey).

CRM & Automation: While not explicitly a CRM role, an understanding of how design impacts user acquisition and retention (influenced by CRM and marketing automation) is beneficial. Experience in environments where design is integrated with growth teams is a plus.

📝 Enhancement Note: The explicit mention of "AI as a core tool" and the need for "functional coded prototypes" indicates a forward-thinking technology stack and an expectation for designers to be technically proficient and adaptable, integrating new tools into their operational workflow.

👥 Team Culture & Values

Operations Values:

• Trust & Clarity: Essential for a fintech company handling money; design must instill confidence and be transparent in its functionality.

• Ambition & Urgency: A drive to build impactful products quickly and efficiently, requiring a proactive operational approach.

• Own Your Craft: Taking responsibility for the quality and execution of design work, akin to owning a process end-to-end.

• Contribute Beyond Your Lane: Encourages cross-functional collaboration and a broader understanding of product development operations.

• Debate Rigorously: A culture of healthy, evidence-based discussion to arrive at the best solutions, emphasizing critical thinking in operational decision-making.

• Raise the Bar: A commitment to continuous improvement and high standards in both product and process.

Collaboration Style:

• Direct & Constructive: Feedback is given and received openly and thoughtfully.

• Cross-Functional Integration: Close working relationships with engineering and growth teams are vital for seamless product development and execution.

• Systematic Approach: Emphasis on building coherent systems and processes that scale.

• Autonomy with Accountability: Designers are expected to operate independently but be accountable for their contributions and impact.

📝 Enhancement Note: The values highlight a culture that prioritizes operational excellence through clear communication, shared responsibility, and a drive for high performance, all critical for a fast-paced fintech environment.

⚡ Challenges & Growth Opportunities

Challenges:

• Defining Design Operations: As the third designer, you will play a key role in establishing and refining the design team's operational processes from the ground up.

• Balancing Speed and Quality: Working in a fast-paced startup environment to deliver high-quality financial products under pressure.

• Building Trust in a New Platform: Designing for a global money account requires instilling deep user trust, especially within the fintech and blockchain space.

• Technical Complexity: Translating the advantages of stablecoins and blockchain into intuitive and accessible user experiences.

Learning & Development Opportunities:

• Fintech Innovation: Gain deep expertise in the rapidly evolving world of digital finance, stablecoins, and blockchain applications.

• Product & Process Leadership: Opportunity to shape the operational framework for design within a growing company.

• AI in Design: Become proficient in leveraging cutting-edge AI tools to enhance design workflows and explore new creative possibilities.

• End-to-End Product Lifecycle: Experience the full journey of product development in a high-impact environment.

📝 Enhancement Note: The primary challenge of "Defining Design Operations" directly addresses the need for candidates who can not only design but also establish and manage the operational infrastructure for design, a key aspect of growth in any product organization.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you significantly influenced product direction through design. How did you use data and collaboration to achieve this?" (Focus on your operational impact and strategic thinking.)

• "How would you approach building a design system for a rapidly scaling fintech product with limited initial documentation?" (Prepare to discuss your process, tooling, and collaboration strategy.)

• "Walk me through a complex consumer product you designed from concept to launch. What were the key operational challenges, and how did you overcome them?" (Highlight your end-to-end ownership and problem-solving.)

• "How do you leverage AI tools in your design process? Provide an example of how AI helped you explore more ambitious ideas or iterate faster." (Be ready to discuss practical applications.) Company & Culture Questions:

• "What excites you about Plasma's mission to build the primary account for global money?" (Research the company's vision and articulate your alignment.)

• "How do you contribute to a culture of trust and direct feedback within a team?" (Share examples of your collaborative approach and communication style.)

• "Describe your ideal relationship between design, engineering, and growth teams." (Showcase your understanding of cross-functional operational integration.) Portfolio Presentation Strategy:

• Structure Your Narrative: For each case study, clearly define the problem, your role, the process you followed (including research, ideation, prototyping, and iteration), the solutions you implemented, and the measurable impact.

• Emphasize Operational Decisions: Highlight key decisions made based on data, constraints, or team input, explaining the rationale and trade-offs.

• Showcase System Thinking: If applicable, dedicate time to explaining your approach to design systems, components, and how they ensure consistency and efficiency.

• Be Ready for Deep Dives: Anticipate detailed questions about your craft, your reasoning, and your contribution to the final product. Demonstrate your taste and judgment by explaining when an experience is "ready."

📝 Enhancement Note: The interview preparation guidance emphasizes demonstrating strategic thinking, process management, and the ability to operate effectively within a collaborative, fast-paced product development environment, aligning with operational roles.

📌 Application Steps

To apply for this Product Designer position:

• Submit your application through the provided Ashby link.

• Curate Your Portfolio: Select 2-3 projects that best showcase your consumer product design experience, design system contributions, and your process for turning concepts into launched features. Prioritize examples demonstrating your problem-solving approach and measurable impact.

• Tailor Your Resume: Highlight keywords related to product design, consumer products, native mobile design (iOS/Android), design systems, prototyping, user research, and any experience with fintech or stablecoins. Quantify achievements where possible.

• Prepare Your Narrative: Practice articulating your design process, decision-making rationale, and collaborative approach for your portfolio projects. Be ready to discuss how you would contribute to defining design operations at Plasma.

• Research Plasma: Understand their mission, products (especially Plasma One), and company values to articulate your interest and cultural fit. Consider the unique operational challenges of designing financial products.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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