Lead Product Designer (UI/UX) at Signal

London, England, United Kingdom

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

Technology, AIIndustries

Requirements

Extensive experience in product design, UX/UI, or a related field, with a notable portfolio of B2B or enterprise products
Lean/Agile expertise: Track record of rapidly delivering value and iterating based on user feedback
AI & Data proficiency: Experience designing for AI-driven or data-intensive products, including data visualisation and complex workflows
Leadership & Mentorship: Proven ability to guide design teams, drive collaboration, and elevate design standards
Technical Collaboration: Adept at partnering with Engineers to ensure scalable and feasible solutions
Design Systems & Tools: Familiarity with evolving and maintaining design systems, plus proficiency in industry-standard (and AI/LLM-assisted) prototyping tools
Strategic Thinking: Skilled at aligning design work with business objectives and demonstrating measurable impact
Excellent Communication: Ability to clearly articulate design rationale, advocate for user-centered decisions, and influence stakeholders at all levels

Responsibilities

Conduct research with Product Managers to validate user needs and define problems
Utilise AI/LLM tools and traditional methods for rapid prototyping and refinement
Plan and run usability testing, applying data-driven insights for continual improvement
Design human-centric solutions for AI-powered systems, balancing automation with user control
Develop adaptive interfaces, conversational UIs, and explainable AI features that foster trust
Craft data visualisations that transform complex insights into clear, actionable information
Tailor robust workflows for enterprise/B2B scenarios, ensuring usability and efficiency
Define and maintain a cohesive visual language aligned with brand identity
Evolve the design system with new components and interaction paradigms
Partner with Engineering to ensure designs meet usability, accessibility, and technical feasibility
Own the long-term UX direction to guide day-to-day product and design decisions, ensuring coherence and impact
Embrace lean and agile methodologies, shipping quickly and iterating based on real-world feedback
Mentor designers, lead workshops and sprints, and foster a culture of continuous learning
Effectively manage multiple concurrent workstreams, prioritising initiatives and ensuring timely delivery

Skills

Key technologies and capabilities for this role

UI/UX DesignProduct DesignUser ResearchPrototypingUsability TestingAI DesignConversational UIData VisualizationDesign SystemsAccessibilityAgile MethodologiesFigmaSketch

Questions & Answers

Common questions about this position

Is this role remote or hybrid?

The position is hybrid.

What experience is required for this Lead Product Designer role?

Candidates need extensive experience in product design, UX/UI, or related fields with a notable portfolio of B2B or enterprise products, plus a track record in lean/agile methods, AI/data proficiency, leadership, technical collaboration, design systems, and strategic thinking.

What is the salary or compensation for this position?

This information is not specified in the job description.

What is the company culture like at Signal?

Signal offers an open and unconventional workplace with an inclusive environment that welcomes diverse skills and experiences.

What makes a strong candidate for this Principal Product Designer role?

A strong candidate has extensive experience in B2B/enterprise product design with a notable portfolio, proven leadership in mentoring teams, expertise in AI/data-driven design, and skills in design systems and agile methodologies.

Signal

Privacy-focused messaging platform with encryption

About Signal

Signal provides a messaging platform that prioritizes user privacy through end-to-end encryption. This means that messages and calls made through Signal are secure and can only be accessed by the intended recipients, ensuring that even Signal cannot read users' messages. The platform includes features like voice and video calls, group chats, and encrypted stickers, all available without long-distance charges. What sets Signal apart from its competitors is its nonprofit status, which allows it to operate independently without relying on advertising or user tracking for revenue. Instead, it is funded by grants and donations from users and supporters. The goal of Signal is to offer a secure and private communication service for individuals and groups who value their privacy.

Indianapolis, IndianaHeadquarters

2013Year Founded

$48.6MTotal Funding

ANGELCompany Stage

Consumer Software, CybersecurityIndustries

51-200Employees

Benefits

Remote work flexibility

Healthcare, vision, and dental

401(k)

Risks

Removal from Apple's App Store in China limits Signal's market reach.

Competitors adopting post-quantum encryption may pressure Signal to innovate quickly.

Geopolitical tensions could lead to increased scrutiny on encrypted messaging apps.

Differentiation

Signal offers end-to-end encryption by default, ensuring maximum privacy for users.

Signal operates as a nonprofit, relying on donations rather than ads for revenue.

Signal's independence from major tech companies enhances its credibility in privacy protection.

Upsides

Increased adoption of encrypted apps post-'Salt Typhoon' boosts Signal's user base.

NIST's post-quantum standards offer Signal a chance to enhance encryption security.

Growing privacy concerns highlight Signal's value as a privacy-centric platform.

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