Senior Product Designer | Finster.ai

📍 Job Overview

Job Title: Senior Product Designer

Company: Finster.ai

Location: London, England, United Kingdom / New York, New York, United States

Job Type: Full-Time

Category: Product Design / UX/UI

Date Posted: 2026-05-27

Experience Level: Mid-Senior (3-5 years)

Remote Status: Hybrid

🚀 Role Summary

• Spearhead the user experience (UX) and user interface (UI) design for an innovative AI-native financial research and task automation platform.

• Drive the end-to-end design process, from conceptualization and wireframing to high-fidelity prototyping and final design implementation for a complex, data-heavy web application.

• Collaborate closely with product owners, engineers, and data scientists to translate intricate user needs and business requirements into intuitive, trustworthy, and context-aware design solutions.

• Champion user-centered design principles and maintain/evolve a robust design system to ensure consistency, scalability, and efficiency across all product interfaces.

📝 Enhancement Note: This role is for a Senior Individual Contributor (IC) Product Designer, implying significant autonomy and ownership. The "sole Senior IC Product Designer" designation suggests a pivotal role in shaping the design direction and potentially mentoring junior designers as the team grows. The focus on AI-native financial research and task automation highlights the need for a designer comfortable with complex data, sophisticated workflows, and cutting-edge technology.

📈 Primary Responsibilities

• Lead the conceptualization and execution of user flows, wireframes, and high-fidelity mockups for Finster AI's financial research platform, focusing on clarity, intuition, and trust in AI-driven insights.

• Define and maintain the design system, ensuring consistency in components, patterns, and visual language across the web application, and driving its evolution for scalability and efficiency.

• Collaborate effectively with cross-functional teams, including product management, engineering, and AI/ML specialists, to translate complex requirements into actionable design specifications.

• Conduct user research and leverage user data to inform design decisions, iterating on prototypes and designs based on feedback, usability testing, and technical constraints.

• Integrate AI tools within the design workflow to enhance productivity and exploration, while critically evaluating design outcomes and user impact.

• Champion accessibility standards and inclusive design practices, ensuring the platform is usable and trustworthy for a diverse user base.

• Contribute to the product development lifecycle by advocating for user needs and ensuring design quality from concept to launch.

📝 Enhancement Note: The responsibilities emphasize a blend of strategic design thinking, hands-on execution, and cross-functional collaboration. The mention of "AI tools to increase design velocity" suggests an expectation for the designer to be forward-thinking and efficient in their approach, potentially leveraging AI for tasks like asset generation or initial layout suggestions.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a strong foundation in Design, Human-Computer Interaction (HCI), Computer Science, or a related field is highly beneficial.

Experience: 3+ years of proven experience in product design, with a strong emphasis on digital product development, complex web applications, and data-intensive environments.

Required Skills:

• Demonstrated expertise in product design, with a robust portfolio showcasing a strong design process and exceptional visual design skills.

• Proficiency in industry-standard design and prototyping tools, with a specific requirement for Figma.

• Experience in creating, maintaining, and evolving design systems, including comprehensive component libraries, pattern guidelines, and documentation.

• Solid understanding of user-centered design (UCD) principles, information architecture (IA), and established usability best practices.

• Familiarity with accessibility standards (e.g., WCAG) and a commitment to building inclusive and usable interfaces.

• Proven web application design experience, with the ability to translate complex requirements into intuitive user interfaces.

• Comfort and proficiency in utilizing AI tools within the design workflow to enhance efficiency and exploration.

• Strong analytical and problem-solving skills, with a keen attention to detail for complex, data-heavy applications.

• Ability to articulate design decisions clearly and persuasively to diverse stakeholders, including engineers and business leaders.

• Excellent communication and interpersonal skills, fostering effective collaboration within a team environment.

Preferred Skills:

• Interest or direct experience in designing AI/ML-driven interfaces, such as conversational UIs, recommendation engines, or data visualizations for AI outputs.

• Background or keen interest in the Fintech sector, financial services, or personal finance tools.

• Familiarity with Agile development methodologies and experience working within sprint-based workflows.

• Experience with user research methodologies (e.g., planning and conducting user interviews, usability testing) and data analysis to inform design.

• Understanding of regulatory or compliance-driven design considerations within the finance industry, emphasizing clarity, trust, and data transparency.

📝 Enhancement Note: The "3+ years" experience level suggests a mid-level to senior individual contributor role. The emphasis on Figma, design systems, and user-centered design are core competencies for modern product designers. The inclusion of AI tools in the workflow and the preference for AI/Fintech backgrounds indicate a forward-looking company culture and a need for specialized domain understanding or adaptability.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A comprehensive portfolio demonstrating a strong design process, from problem definition and user research to ideation, wireframing, prototyping, and high-fidelity visual design.

• Case studies that clearly articulate the problem, your role, the design solutions, and the impact of your work, ideally showcasing experience with complex data or financial applications.

• Examples of your work with design systems, illustrating your ability to create, maintain, and scale UI components and patterns for consistency and efficiency.

• Demonstrations of how you've leveraged data and user feedback to iterate on designs and achieve measurable improvements in user experience or product metrics.

Process Documentation:

• Showcase examples of your approach to user research, including methodologies used and how insights were translated into design decisions.

• Provide documentation or examples of your experience in defining and maintaining design systems, including style guides, component libraries, and accessibility guidelines.

• Illustrate your collaboration process with engineering and product teams, highlighting how you hand off designs and iterate based on technical feedback and constraints.

• Include examples of how you've used prototyping tools to effectively communicate design intent and gather early feedback.

📝 Enhancement Note: For a Senior Product Designer role, the portfolio is critical. It needs to go beyond just showcasing aesthetics; it must demonstrate strategic thinking, problem-solving skills, and the ability to manage design systems and complex product requirements. The emphasis on data and AI integration suggests that case studies involving these areas would be highly advantageous.

💵 Compensation & Benefits

Salary Range:

• London, UK: £60,000 - £85,000 per annum (based on experience and qualifications)

• New York, USA: $110,000 - $150,000 per annum (based on experience and qualifications)

📝 Enhancement Note: These salary ranges are estimates based on typical compensation for Senior Product Designers with 3-5 years of experience in major tech hubs like London and New York, considering the FinTech/AI industry and the Series A stage of the company. Actual compensation will depend on the candidate's specific skills, experience, and the final negotiated offer.

Benefits:

• Competitive Base Compensation: A strong base salary reflecting your experience and contributions.

• Equity: Opportunity to own a stake in the company's growth through stock options.

• 25 Days PTO: Generous paid time off allowance, excluding public holidays.

• Healthcare Package: Comprehensive health insurance coverage.

• Dental Package: Robust dental insurance benefits.

• Hybrid Work Model: Flexibility to work from home and in the office, with a minimum of 2 days per week in the office for collaborative purposes.

• Professional Development: Opportunities to attend industry conferences, workshops, and pursue relevant certifications.

Working Hours:

• Standard full-time role, typically around 40 hours per week.

• Flexible work arrangements are encouraged within the hybrid model, allowing for effective work-life integration.

📝 Enhancement Note: The hybrid work model with a specified minimum office days is a key detail for candidates in both London and New York. The inclusion of equity alongside competitive base compensation is typical for early-stage, venture-backed tech companies.

🎯 Team & Company Context

🏢 Company Culture

Industry: Artificial Intelligence (AI) / Financial Technology (Fintech)

Company Size: Approximately 25 employees, indicating a close-knit, agile, and entrepreneurial environment.

Founded: Founded by experts from Google DeepMind, Meta AI, and J.P. Morgan, highlighting a strong technical and financial pedigree.

Team Structure:

• The design team is led by the Head of Experience, with the Senior Product Designer working in close partnership.

• The broader company comprises world-class expertise from leading AI labs and top financial institutions.

• Cross-functional collaboration is central, with designers working alongside product owners, engineers, and AI/ML specialists.

Methodology:

• Data-Driven Design: A strong emphasis on using user data and UX metrics to inform design decisions and measure impact.

• Agile Development: Likely adherence to agile methodologies, enabling rapid iteration and adaptability.

• AI-Powered Innovation: Continuous exploration and integration of AI technologies to enhance product capabilities and design processes.

• User-Centricity: A core philosophy of understanding and addressing real user needs in complex financial scenarios.

Company Website: https://finster.ai/ (Note: This is an inferred website based on the company name; actual URL may vary.)

📝 Enhancement Note: The company's founding team and backing by leading investors suggest a high-performance culture focused on innovation and rapid growth. The small team size implies that each member has a significant impact and can influence the company's direction.

📈 Career & Growth Analysis

Operations Career Level: Senior Individual Contributor (IC) Product Designer. This level signifies a high degree of autonomy, ownership, and the ability to lead complex design initiatives without direct management responsibility. The role is expected to mentor and guide design practices.

Reporting Structure: The Senior Product Designer will report to the Head of Experience and work closely with the Head of Product. This direct line of communication with leadership provides high visibility and influence.

Operations Impact: As the sole Senior IC Product Designer, you will have a direct and profound impact on the user experience, product adoption, and ultimately, the success of Finster AI's platform. Your design decisions will shape how financial institutions interact with AI, influencing efficiency, accuracy, and trust in financial research.

Growth Opportunities:

• Scope Expansion: As the company scales, there will be opportunities to expand the scope of your design responsibilities, potentially leading design for new product lines or features.

• Leadership Development: Opportunity to grow into a design leadership role, managing a team of designers as the company expands.

• Skill Specialization: Deepen expertise in AI/ML design, Fintech UX, and advanced data visualization through challenging projects and continuous learning.

• Mentorship: Opportunity to mentor junior designers and contribute to building a strong design culture within the organization.

• Industry Exposure: Gain unparalleled exposure to cutting-edge AI applications in finance and work with senior leadership at Tier 1 investment banks and asset managers.

📝 Enhancement Note: The "sole Senior IC" designation is a significant indicator of growth potential. The company is likely seeking someone who can not only execute but also help define and build out the design function as they mature post-Series A funding.

🌐 Work Environment

Office Type: Hybrid work model with offices in London and New York. A minimum of 2 days per week in the office is required, fostering a blend of focused remote work and collaborative in-person interaction.

Office Location(s):

• London: Preferred location, likely in a central business district conducive to tech and finance collaboration.

• New York: Possible for exceptional senior candidates, suggesting flexibility for highly qualified individuals.

Workspace Context:

• Collaborative Hub: The office environment is designed to facilitate teamwork, brainstorming, and cross-functional discussions.

• Tech-Enabled: Access to the necessary tools and technologies to support design and development workflows.

• Dynamic Atmosphere: An entrepreneurial setting characterized by rapid pace, intellectual curiosity, and a focus on high performance.

Work Schedule:

• Full-time, approximately 40 hours per week.

• The hybrid model offers flexibility, allowing designers to balance focused individual work with team collaboration. This structure is conducive to deep work sessions required for complex design tasks and iterative feedback loops.

📝 Enhancement Note: The hybrid model is a key aspect of the work environment. Candidates should be comfortable with a structured approach to remote and in-office work, understanding the benefits of both for design processes and team cohesion.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your application, resume, and portfolio by a recruiter or hiring manager to assess basic qualifications and fit.

• Portfolio Presentation & Design Challenge: A crucial stage where you'll present your portfolio, detailing your design process, problem-solving approach, and impact. This may be followed by a take-home design challenge or a live design exercise focused on a relevant problem.

• Cross-Functional Interviews: Meetings with engineering leads, product managers, and potentially other designers or AI specialists to evaluate your technical understanding, collaboration skills, and ability to articulate design rationale.

• Leadership/Cultural Fit Interview: A final conversation with senior leadership (e.g., Head of Experience, Head of Product, or CEO) to assess your cultural alignment, strategic thinking, and long-term potential within the company.

Portfolio Review Tips:

• Narrative Structure: For each case study, clearly articulate the problem statement, your specific role, the constraints, your design process, key decisions, trade-offs, and the measurable outcomes.

• Focus on Impact: Quantify your achievements whenever possible. How did your designs improve user engagement, efficiency, conversion rates, or reduce errors?

• Showcase Process, Not Just Pixels: Demonstrate your thinking – how you approached the problem, your research methods, iteration cycles, and how you handled feedback.

• Tailor to Finster: Highlight projects that demonstrate experience with complex data, financial applications, AI integration, or design systems. Emphasize how your skills align with Finster's mission.

• Clarity and Conciseness: Ensure your portfolio is well-organized, easy to navigate, and your explanations are clear and to the point.

Challenge Preparation:

• Understand the Domain: Research AI in finance, user needs in financial research, and common challenges in data-heavy applications.

• Focus on Process: For any design challenge, emphasize your thought process, problem-solving approach, and how you'd gather information to make informed decisions, rather than just presenting a polished final design.

• Consider Constraints: Think about technical feasibility, scalability, and regulatory considerations relevant to Fintech.

• Presentation Skills: Be prepared to articulate your solutions clearly and confidently, answering questions about your design choices and trade-offs.

📝 Enhancement Note: The interview process is likely rigorous, given the company's background and the senior nature of the role. A strong portfolio that clearly demonstrates strategic thinking and impact will be paramount. The emphasis on AI and finance suggests that candidates should be prepared to discuss these domains.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: The essential tool for design, prototyping, and collaboration. Proficiency is non-negotiable.

• Design System Tools: Familiarity with tools or methodologies for managing and scaling design systems (e.g., Storybook integration, Zeroheight, or internal documentation platforms).

• Prototyping Tools: Advanced capabilities within Figma or other tools (e.g., ProtoPie) for creating interactive and complex prototypes.

Analytics & Reporting:

• User Analytics Platforms: Experience with tools like Amplitude, Mixpanel, or Google Analytics to track user behavior and inform design decisions.

• Data Visualization Tools: Familiarity with libraries or tools for presenting data effectively, especially within complex dashboards or reports.

Collaboration & Project Management:

• Project Management Software: Experience with tools like Jira, Asana, or Trello for managing design tasks and collaborating with development teams.

• Communication Platforms: Slack, Microsoft Teams for daily communication and team collaboration.

📝 Enhancement Note: Proficiency in Figma is explicitly required. The role also implies a need for designers who are comfortable with data analysis tools and project management software, as they will be integrated into development workflows and expected to leverage data to drive design decisions.

👥 Team Culture & Values

Operations Values:

• Intellectual Curiosity: A drive to constantly learn, explore new technologies (especially AI), and understand complex domains like finance.

• High Performance: A commitment to delivering exceptional quality work and achieving ambitious goals.

• Collaboration: A strong belief in working together across disciplines to solve problems and build better products.

• Intellectual Disagreement: An environment where constructive debate and diverse perspectives are welcomed to arrive at the best solutions.

• User-Centricity: A fundamental focus on understanding and serving the needs of users, especially in sensitive financial contexts.

Collaboration Style:

• Cross-Functional Integration: Designers are expected to be deeply embedded with product and engineering teams, fostering seamless communication and shared ownership.

• Iterative Feedback: An open culture for providing and receiving constructive feedback on designs, processes, and product direction.

• Knowledge Sharing: Encouragement to share insights, learnings, and best practices across the team and the wider organization.

• Agile & Adaptable: A willingness to adapt to changing priorities and embrace new approaches in a fast-paced startup environment.

📝 Enhancement Note: The company explicitly mentions valuing "intellectual curiosity, disagreement, and high performance." This suggests a culture that thrives on challenging ideas and pushing boundaries, which is crucial for an AI-focused company in a regulated industry.

⚡ Challenges & Growth Opportunities

Challenges:

• Designing for AI Trust: A primary challenge will be designing interfaces that build user trust and confidence in AI-generated insights and automated tasks within a high-stakes financial environment.

• Complexity of Financial Data: Simplifying and visualizing complex, data-heavy financial information to make it intuitive and actionable for users.

• Balancing Innovation with Regulation: Navigating the intersection of cutting-edge AI technology with the stringent regulatory requirements of the financial industry.

• Evolving AI Landscape: Keeping pace with rapid advancements in AI technology and integrating new capabilities into the product design process effectively.

• Solo Senior Role: As the sole Senior IC, managing workload, prioritizing effectively, and potentially mentoring as the team grows can be challenging.

Learning & Development Opportunities:

• AI in Design Specialization: Deepen expertise in designing for AI-powered products, conversational interfaces, and data-driven automation.

• Fintech Domain Expertise: Gain in-depth knowledge of financial services, institutional investing, and regulatory compliance.

• Design System Leadership: Lead the evolution and expansion of the design system, establishing best practices for scalability and maintainability.

• Strategic Product Influence: Contribute significantly to product strategy and roadmap through design leadership and user advocacy.

• Mentorship & Team Building: Opportunity to shape the design team's culture and processes as the company scales.

📝 Enhancement Note: The challenges are significant but also represent prime opportunities for growth. Candidates who are excited by complex problems and the rapid evolution of AI and FinTech will find this role particularly rewarding.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you designed a complex, data-heavy interface. What were the key challenges, and how did you ensure usability and clarity?" (Focus on process, data handling, and user impact.)

• "How would you approach building trust in an AI-generated financial insight for a skeptical institutional investor?" (Focus on AI design principles, transparency, and risk mitigation.)

Company & Culture Questions:

• "What interests you most about Finster.ai's mission and the AI in finance space?" (Showcase genuine interest and research.)

• "How do you handle ambiguity and rapid change in a fast-paced startup environment?" (Highlight adaptability, proactivity, and resilience.)

Portfolio Presentation Strategy:

• Tell a Story: Structure your case studies as narratives, explaining the problem, your process, your role, the solutions, and the outcomes.

• Highlight Your Process: Emphasize how you think, research, ideate, iterate, and validate your designs. Show your sketches, wireframes, and user flows.

• Quantify Impact: Use metrics and data to demonstrate the success of your designs. If exact metrics aren't available, discuss the intended impact and how you would measure it.

• Showcase Design System Skills: If possible, include examples of how you've contributed to or utilized design systems.

• Address AI/Fintech Relevance: Draw parallels between your past work and the challenges Finster.ai is solving, especially concerning AI and complex data.

📝 Enhancement Note: Preparation should focus on demonstrating not just design skills, but also strategic thinking, problem-solving abilities, and an understanding of the AI and Fintech domains. Be ready to articulate your process and the impact of your work.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the provided link on Ashby.

• Customize Your Resume: Tailor your resume to highlight your experience in product design, Figma, design systems, UX/UI for complex applications, and any relevant AI or FinTech exposure. Use keywords from the job description.

• Curate Your Portfolio: Select 2-3 of your strongest case studies that best showcase your design process, problem-solving skills, and impact, particularly those involving complex data or AI. Ensure it's easily accessible and clearly articulates your contributions.

• Prepare Your Narrative: Be ready to articulate your design philosophy, your process, and the impact of your work. Practice presenting your portfolio to simulate interview conditions.

• Research Finster.ai: Understand their mission, product, target market, and the challenges they are addressing. This will help you tailor your responses and demonstrate genuine interest.

⚠️ 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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