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Senior Product Designer (Fixed Term)

Ostrom
Full-time
Remote
Germany

We are on the mission to build Europe’s leading energy management platform to provide fair, clean energy to everyone. ⚡

We’re a diverse team of 40+, with 52% being female and from 14+ nationalities, and steadily growing. With having raised a total of €22.5 M, we are looking for passionate people to join us on our mission! 🚀

Your Mission

We are looking for the next amazing addition to our Product team! We are looking for a motivated and enthusiastic Senior Product Designer to help with our cross-functional teams.

As part of the core Product team of product managers and designers, you will play a crucial role in defining, prioritizing, and delivering quality experiences that align with our overall mission of build Europe’s leading energy management platform to provide fair, clean energy to everyone.

These can include exciting work on our innovative variable or dynamic tariffs, our smart device integration and optimisation strategy, or our ongoing growth and retention projects.

This would initially be a 12-month fixed term contract, with the possibility of extension.

What you will be keeping busy with

  • Design Ownership: Own the end-to-end product design process, from problem and solution discovery (in tandem with your Product Manager), to wireframing and prototyping, to producing impact-driving and delightful designs that are ready to be delivered by engineers, to monitoring success after launch.

  • Customer & Design Advocacy: Use user research and design expertise to become an internal expert and advocate on how customers think, what is a good user experience for them, and how we should reflect that in our product.

  • Strategy & Roadmap Development: Support product managers and relevant stakeholders to develop and maintain a prioritised product roadmap that maintains a high bar for design and user experience, ensuring continual alignment with business objectives.

  • Design Leadership & Processes: Maintain and elevate ongoing design processes and artefacts such as design systems, tooling, standards and trends, collaboration methods, educating and mentoring others in the product and tech teams on best practices.

  • Collaboration & Stakeholder Management: Collaborate closely with Product Managers, the tech team, and stakeholders to define requirements, facilitate workshops, iterate on solutions, and deliver designs that align with business & customer goals, and that balance design quality and timely delivery.

Your profile:

  • At least 3 years of experience working as a Product Designer on both web and mobile products in ideally a fast-paced and dynamic startup/tech company.

  • User-centric and naturally curious, knowing how to do user research, usability testing, and hypotheses validation, constantly wondering why users do what they do, with strong instincts on what makes a good user experience to delight customers.

  • Strong understanding of UX principles, visual design, and interaction design, and loves to be on top of the latest market trends.

  • Experience contributing to and improving design systems that ensure products are cohesive and consistent.

  • Pragmatic and flexible, knowing when to accept 'good enough’ vs challenging the status quo - we pride ourselves on moving quickly but with confidence.

  • Strong ownership with excellent problem-solving skills, organisational skills, and attention to detail with experience working in an agile environments while collaborating with cross-functional teams.

  • Great stakeholder management skills including communication, alignment, and gathering and integrating feedback - we like to promote a culture of transparency.

  • Strong command of English - we are a vibrant international team with English being our company-wide language.

Nice to have:

  • Experience working with B2C products that involve delightfully displaying complicated data and settings.

  • Experience with front-end development and software engineering.

  • Strong command of the German language - many of our customers and much of our industry partners are German speaking so it'll be an advantage.

Why us?

  • Environmental Impact: Each customer who switches to Ostrom on average helps offset 1.5 tons of CO2 emissions per year compared to the average German energy mix.

  • Flexibility: We offer a hybrid work model within Germany. You choose where you want to work and have an office in Berlin, Mitte.

  • Stock options: On top of offering a competitive salary you will have access to company shares to ensure you can truly be part of the journey.

  • Relocation package: We won't let distance get in the way, we offer visa and relocation support.

  • Trust-based Team: A truly flat hierarchy and transparent company culture, where everyone’s voice matters.

  • Benefits: An annual learning budget, company-pension scheme, company events, discounted gym membershippublic transport ticket, e-Bike or e-MopedFuturebens or monthly vouchers - the choice is yours.

About Us


As the fastest growing green and digital Certified B Corp™ energy provider in Germany, we are driving the energy transition making renewable energy more accessible and inclusive. We do this by offering variable tariffs, dynamic pricing, Smart EV Charging, smart HVAC, solar, and more!

At Ostrom you will work in a dynamic and open environment, where you have space to be yourself, take on challenges, and grow.

  • Be in the know: Open and transparent communication, from our weekly town hall, quarterly company-updates, to retrospectives. Share your ideas — feedback goes both ways!

  • Collaboration and connection: Success is shared and collaboration gets us there. Success is also best celebrated together! So join in on our Friday happy-hour, team and company events.

  • You do you: Flexibility ensures everyone can work where is best for them. Office goer? Awesome. Working from home? Awesome. Working from Sardinia? Jealous. 

  • Try it: Our mindset is we are learning together, with personalized development pathways, learning budgets, and company-wide knowledge sharing sessions. Give it a go and learn along the way.