Senior Frontend Engineer — Remote (Spain), Lead Frontend Architecture

Octopus Energy Group; United States; Remote; USD 80,000 - 108,000; Full time

Benefits offered by this job

Share options

Flexible benefits

Support for electric vehicle purchases

Pension plan

Training & development

Fun, inclusive culture

Team events

Job summary

Octopus Energy in Spain is hiring a Senior Frontend Engineer to own frontend architecture and deliver customer onboarding flows for octopusenergy.es. You'll collaborate with Marketing and international teams, focusing on frontend solutions that scale globally.

You'll work with TypeScript, React, Next.js, GraphQL, and CSS-in-JS, with testing using Vitest and React Testing Library. A Fullstack mindset and openness to backend tasks (Python/Django) are a plus.

Qualifications

• 5+ years of frontend experience with modern JS/TS frameworks.
• Strong React and TypeScript expertise for scalable UI architectures.
• Experience with Next.js, GraphQL, and Vercel hosting.
• Familiarity with CSS-in-JS (PandaCSS preferred) and testing with Vitest/RTL.
• Comfort working in a monorepo and collaborating across teams.

Responsibilities

• Collaborate internationally with Octopus Energy ES and global teams to build features.
• Own key frontend modules including private area, onboarding, and dashboards from a frontend perspective.
• Deliver high-quality code with fast feedback cycles in a market-driven environment.
• Contribute to frontend architecture decisions and adopt agile practices.
• Optional involvement in backend work (Python/Django, GraphQL) if interested.

Skills

TypeScript

React

Next.js

GraphQL

PandaCSS

Vitest

React Testing Library

Playwright

Monorepo

Frontend Architecture

Education

Bachelor's degree in Computer Science

Tools

Vercel

PostgreSQL

Python (Django)

Job description

Octopus Energy in Spain is hiring a Senior Frontend Engineer to own frontend architecture and deliver customer onboarding flows for octopusenergy.es. You'll collaborate with Marketing and international teams, focusing on frontend solutions that scale globally.

You'll work with TypeScript, React, Next.js, GraphQL, and CSS-in-JS, with testing using Vitest and React Testing Library. A Fullstack mindset and openness to backend tasks (Python/Django) are a plus.