Software Engineer

• Build and maintain backend services using modern technologies like TypeScript and Node.js.
• Learn to work with event-driven systems and cloud platforms (especially AWS).
• Collaborate with other engineers, product managers, and designers to develop customer-facing features.
• Write clean, maintainable code and participate in code reviews to grow your technical skills.
• Contribute to the ongoing development of services and systems, with support from your team.
• Work with databases (SQL or NoSQL) to manage and retrieve data.
• Take part in team discussions, stand-ups, and planning sessions to understand how we build at scale.
• Ask questions, seek feedback, and share what you’re learning to support a positive team environment.

Ideally, you’ll have/be:

• Some hands-on experience writing backend code, ideally in TypeScript, or keen to learn it.
• A basic understanding of cloud technologies or interest in learning about platforms like AWS.
• Familiarity with databases and APIs, and a desire to build reliable software.
• A collaborative and open mindset, you’re excited to learn from others and contribute to a team.
• A curiosity for how things work and a proactive attitude to improving your skills.
• Passion for building technology that solves real problems for users.
• Bonus: exposure to frontend development, We’re keen to meet people from all walks of life - our view is that the more inclusive we are, the better our work will be. We want to build teams which represent a variety of experiences, perspectives and skills, and we recognise talent on the basis of merit and potential.

• Pension Scheme
• Discretionary Bonus Scheme
• Private Medical Insurance + Virtual GP
• Life Assurance
• Access to Furthr - a Climate Action app
• Free Mortgage Advice and Eye Tests
• Perks at Work - access to thousands of retail discounts
• 5% Flex Fund - to spend on the benefits you want most
• 26 days holiday
• Progressive Leave Policy - With no qualifying service periods, including 26 weeks full pay if you have a new addition to your family
• Personal Learning Budget - Upskill, learn and grow!
• Home Office Budget
• And more!

Kaluza is the Energy Intelligence Platform, turning energy complexity into seamless coordination. We help energy companies overcome today’s challenges while accelerating the shift to a clean, electrified future.

Our platform orchestrates millions of real-time decisions across homes, devices, markets and grids. By combining predictive algorithms with human-centred design, Kaluza makes clean energy dependable, affordable and adaptive to everyday life.

With teams across Europe, North America, Asia and Australia, and a joint venture with Mitsubishi Corporation in Japan, we power leading companies including OVO, AGL and ENGIE, as well as innovators like Volvo and Volkswagen.

What will I be doing?

You’ll be joining the Kaluza Technology community. We’re a large team of both data-led and product focused Software and Production Engineers, pushing the boundaries of technology and working at an extraordinary scale.

As a collective we strive for engineering greatness and by ensuring best practices across the board of the community.

Our tech stack is fluid, but broadly you can find yourself working with:

Typescript, Node JS, Terraform, Gitactions, Kubernetes, Docker, AWS, Kafka, GraphQL