Senior Frontend Engineer – React/TypeScript, Hybrid

Octopus Energy; Barcelona; Híbrido; EUR 70.000 - 100.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Octopus Energy share options

Flexible benefits (meal vouchers, etc)

Support for electric vehicle purchases

Pension plan

Training and professional development

Fun, inclusive team culture

Descripción de la vacante

Octopus Energy in Barcelona/Valencia is seeking a Senior Frontend Engineer to join a global engineering group. You’ll own frontend architecture, work with TypeScript, React, Next.js, and GraphQL, and collaborate across Europe to deliver scalable onboarding flows and customer areas.

The role offers a hybrid schedule, competitive benefits, share options, and a culture that prioritizes flexibility, growth, and impactful projects that aim to change the world.

Formación

• Proven experience as a Senior Frontend Engineer with modern frontend architecture.
• Strong expertise in TypeScript, React, and Next.js.
• Experience with GraphQL as a data layer and CSS-in-JS.
• Familiarity with monorepo structures and testing tools.
• Interest in backend tasks (Python/Django) a plus.

Responsabilidades

• Collaborate with international teams to develop features.
• Own modules for the private area, billing, onboarding, and dashboards.
• Deliver high-quality frontend code with fast feedback cycles.
• Thrive in an agile, flat-structure culture.
• Be open to backend work (Python/Django, GraphQL) when needed.

Conocimientos

Senior Frontend Engineer

TypeScript

React

Next.js

GraphQL

CSS-in-JS

PandaCSS

Vitest

React Testing Library

Playwright

Monorepo

Herramientas

Next.js

GraphQL

PandaCSS

Vitest

React Testing Library

Playwright

Descripción del empleo

Octopus Energy in Barcelona/Valencia is seeking a Senior Frontend Engineer to join a global engineering group. You’ll own frontend architecture, work with TypeScript, React, Next.js, and GraphQL, and collaborate across Europe to deliver scalable onboarding flows and customer areas.

The role offers a hybrid schedule, competitive benefits, share options, and a culture that prioritizes flexibility, growth, and impactful projects that aim to change the world.