Senior Frontend Engineer

Octopus Energy

Senior Frontend Engineer at Octopus Energy shaping products to improve customer experience in digital energy solutions. Collaborating across teams to drive green energy transition while delivering impactful solutions.

Posted 7/24/2026full-timeBerlin • 🇩🇪 GermanySeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in modern JavaScript frameworks such as Next.js and Vue, with a strong focus on scalable web application architecture and accessibility. Proficient in English and German for effective communication in diverse teams and stakeholder engagement.

Highest-signal resume keywords

Modern JS FrameworksScalable Web Application ArchitectureAccessibility ExpertiseProactive Communication SkillsLarge Language Models (LLMs) Usage

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Next.jsRemixVueServer-Side RenderingServer ComponentsPython

Soft Skills

Problem-SolvingCollaborationTime Management

Industry Keywords

Energy SectorBackendInfrastructureUX Design

Tech Stack

Tools & technologies

JavaScriptNext.jsPythonVue.js

About the role

Key responsibilities & impact

At Octopus Tech, you’ll have real ownership, variety, and the chance to shape products that make a tangible difference in people’s lives – lowering bills, enabling greener living, and delivering experiences customers genuinely love.
You’ll work side by side with teams across marketing, operations, and data, and see the impact of your work in the real world, fast.

Requirements

What you’ll need

Deep and profound experience with modern JS frameworks (Next.js, Remix, Vue, etc.)
Expertise in the architecture of scalable web applications using modern patterns (server-side rendering, server components, etc.)
Experience taking problems, rather than strict guidelines, and developing well fitting solutions, collaborating with others where necessary
A keen eye for and expertise in accessibility — it's an integral part of your workflow, not an afterthought
Clear thoughts on how to spend your time in the most impactful way. There’s always enough to do, but not everything is equally important
Excellent proactive communication skills with the ability to clearly articulate technical concepts to both technical and non-technical stakeholders
Conscious and responsible use of LLMs (Large Language Models) to assist with coding: you stay in control — AI is your tool, not the other way around
English (C1 or above): Required for day-to-day collaboration with international engineering teams, code reviews, technical documentation, and participation in cross-team discussions
German (C1 or above): Required for effective communication with local stakeholders and business partners
**Nice to Have**
Python knowledge — our language of choice in the backend
Experience in the energy sector
Experience in adjacent fields (Backend, Infrastructure, UX Design etc.)

Benefits

Comp & perks

Monthly public transport subsidy
Monthly lunch allowance
Discounted bike leasing
Company pension plan
Share options from Octopus Energy Group Ltd.
Advice and support for childcare via HeyNanny
Monthly childcare allowance
Parental leave bonus: We top up your parental allowance for 3 months so you can enjoy your parental leave more comfortably
Subsidies for fitness programs via Wellpass
Support for your mental well-being with our partner Open Up
Attractive training and career development opportunities
Free language courses via Busuu
Your further development is important to us, which is why we oﬀer you:
Regular in-house tech talks
Participation in conferences, meet-ups and trade fairs
Reading and discussing tech books in our book club
Possibilities to explore other domains that aren’t directly related to your day to day work