Backend Developer (Mid/Senior) (m/w/d)

Octopus Energy

Berlin, Germany

Full Time

Posted April 22, 2026

Not Specified

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Job Description

A Mid to Senior Backend Developer at Octopus Energy is responsible for building and maintaining digital energy products that help lower bills, promote greener living, and enhance customer experiences, working closely with cross-functional teams to deliver impactful solutions in a fast-paced environment.

Key Responsibilities

Develop and maintain backend systems for energy services
Collaborate with cross-functional teams to shape product features
Implement scalable and efficient backend solutions
Ensure the reliability and performance of backend applications
Contribute to the design and architecture of backend infrastructure

Requirements

Proven experience as a Backend Developer with a focus on mid to senior level roles, demonstrating the ability to develop and maintain backend systems.
Strong proficiency in relevant programming languages and frameworks used for backend development (specific languages and frameworks are not specified in the posting).
Experience working collaboratively with cross-functional teams including marketing, operations, and data teams to shape and deliver products.
Ability to take real ownership of projects and see the impact of your work in the real world, with a focus on delivering tangible benefits such as lowering bills, enabling greener living, and improving customer experiences.
Excellent communication skills to work side by side with diverse teams and stakeholders.
Commitment to diversity, inclusion, and fairness, aligning with the company's values of honesty, empathy, and equal opportunity employment.
Willingness to learn and adapt in a dynamic environment, with a passion for the energy transition and green energy initiatives.