Systems Architecture & Technical UX: Partner closely with the Product Team to translate high-stakes complexity into frictionless user workflows.
Signal Integrity & Research Standardisation: Conduct unprimed user testing, ensuring our roadmap is driven by raw evidence and “Signal”.
UI Baseline and Stewardship: Drive the standardisation of our design system to eliminate “Dev Drift” and maximise engineering velocity.
Cognitive Load Optimisation: Simplify “technical UX” so that the product becomes self-serve, supporting our Product-Led Growth goals.
Strategic Handoff & Logic Mapping: Provide Engineering with high-fidelity specs that define the logic for edge cases and error states upfront.

Minimum 7 years of experience in UX and/or Product design.
Deep understanding of user experience principles, best practices, and usability heuristics.
Proven ability to design and deliver exceptional user experiences, backed by a strong portfolio of successful projects.
Ability to distil complex users needs into simple intuitive solutions that meet business objectives.
Experience in B2B/Enterprise/SaaS and “High-Cognitive Load” products (eg: Cybersecurity, Fintech, DevOps tools, or Cloud Infrastructure)
Excellent communication and presentation skills to effectively convey design ideas and collaborate with cross-functional teams.
Proficiency in industry-standard design tools such as Figma.
Systems/Library Ownership/Contribution is desirable.

Competitive pay and meaningful equity with a direct stake in Harmonic’s success
Comprehensive benefits, pension plan, generous PTO, and flexible hybrid work
A small, passionate team that values transparency, creativity, and learning
Thoughtful leadership that cares deeply about growth, impact, and people
Annual global offsites (past trips include Lisbon and Nashville)
The chance to directly shape both our product and our culture as we build a category-defining company

Senior Product Designer

Key skills