Senior Product Designer – Remote (Spain) for Enterprise AI

Neptune Software GmbH; United States; Remote; USD 78,000 - 123,000; Full time

Benefits offered by this job

Home office equipment support

Career development opportunities

International collaborative team

Job summary

Neptune Software GmbH is seeking a Senior Product Designer to shape the UX of the Neptune DX Platform. You will bridge complex technical capabilities with intuitive interfaces, working with product managers and engineers to craft delightful experiences.

This is a hands-on role—you’ll work in the design files and in code to build working prototypes. You will own the end-to-end design process, collaborate across teams, and evolve Neptune's design system while advocating for the end user throughout

Qualifications

• 5+ years in product or UI/UX design, ideally in a B2B or enterprise software environment.
• Strong portfolio demonstrating end-to-end product design work across web or desktop applications.
• Hands-on experience with AI-assisted workflows and tooling to prototype rapidly.
• Solid understanding of UX principles, interaction design patterns, and accessibility standards.
• Hands-on frontend development capabilities with HTML, CSS, TypeScript/JavaScript, and React.

Responsibilities

• Own the end-to-end design process—from discovery and user research through wireframing, prototyping, and final UI delivery.
• Build interactive, code-based prototypes yourself using React, TypeScript, JavaScript, and AI-assisted tooling to validate ideas quickly.
• Translate complex enterprise workflows into clear, intuitive product experiences.
• Collaborate with product managers and engineers to ensure designs are feasible and aligned with business goals.
• Conduct user interviews, usability tests, and competitor analyses to inform design decisions.
• Maintain and evolve Neptune's design system for platform-wide consistency.

Skills

UI/UX design

Product design

AI-assisted workflows

Frontend development

React

TypeScript/JavaScript

HTML/CSS

Agile teams

User research

Education

5+ years experience

Bachelor's degree in design

Tools

Figma AI

Claude

Cursor

MCP servers

Job description

Neptune Software GmbH is seeking a Senior Product Designer to shape the UX of the Neptune DX Platform. You will bridge complex technical capabilities with intuitive interfaces, working with product managers and engineers to craft delightful experiences.

This is a hands-on role—you’ll work in the design files and in code to build working prototypes. You will own the end-to-end design process, collaborate across teams, and evolve Neptune's design system while advocating for the end user throughout