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Zest Search

European Union (Remote)

Principal Product Designer - Agentic Workflows at Zest Search

REMOTE SENIOR
Posted 1 day ago
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Company snapshot

Zest Search

Zest Search connects product & design leaders to businesses solving real-life problems, offering high-impact recruitment solutions with a focus on ethics over profit.

SAAS Marketplace B2B Human Resources
HQ
Brentford, Greater London, United Kingdom
Team size
1-10
Founded
2021
LinkedIn

Quick Summary

Role Overview

This Principal Product Designer role focuses on defining the interaction architecture for agentic workflows within a 250-person SaaS scale-up. You will serve as the design counterpart to the engineering architect and report directly to the VP of Product.

Key Responsibilities

  • Define the interaction architecture and design patterns across the entire product
  • Design complex experiences by prototyping and shipping directly in code
  • Lead design critiques to raise the quality bar for a team of five designers
  • Partner with Product and Engineering leadership to set the overall product direction
  • Integrate agentic workflows with traditional SaaS interfaces into a coherent experience
  • Act as a hands-on player-coach to solve the most difficult product challenges

Requirements Snapshot

  • Ten plus years of experience in product design
  • Previous experience operating at a Staff or Principal level
  • Proven track record of designing complex AI products at top-tier SaaS companies
  • Experience shipping agentic workflows rather than standalone AI features
  • Ability to set design direction across an entire product ecosystem

Expected Impact

You will define how agentic workflows and traditional SaaS interfaces coexist to create a coherent AI-first product. By raising the design bar and leading complex initiatives, you will directly influence the company's core product strategy and technical execution.

A DesignJobs.World summary of the employer's posting, written to highlight scope, requirements, and fit (AI-assisted, human-reviewed). For full details, see the description below.

Job Description

Principal Product Designer: AI & Agentic WorkflowsRemote-first in Europe

The companyWe’re partnering with a 250-person SaaS scale-up that has rebuilt its product around AI. Its agent is already live with customers and AI is now the company’s core product strategy - not an additional feature.

The roleReporting directly to the VP of Product, the Principal Product Designer will become the design counterpart to the engineering architect - defining how agentic workflows and traditional SaaS interfaces come together as one coherent product.

This is a hands-on player–coach role with the influence of an early-stage design leader, backed by the customers and resources of an established scale-up. You’ll set the design direction, support a team of five designers and personally lead the hardest product challenges.

You'llDefine the interaction architecture and design patterns across the productDesign the most complex experiences yourself, prototyping and shipping in code (Claude Code, Cursor)Lead critique and raise the bar for a team of five designersPartner with Product, Engineering and leadership on direction

You'veSpent 10+ years in product design, including several operating at Staff or Principal levelDesigned complex AI products at a top-tier SaaS companyShipped genuinely agentic workflows - not just standalone AI featuresSet design direction across an entire product, beyond your own product area

SalaryThey have a very high bar and have never lost out on exceptional talent because of salary constraints, so this won’t be a blocker.

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