Software Engineer

Kaluza · Bristol, England, United Kingdom; Edinburgh, Scotland, United Kingdom; London, England, United Kingdom · £45k–£62k

This is a live UK-based role at Kaluza, a UK Skilled Worker sponsor tracked by Sponsorly AI against the Home Office register. Posted 23 September 2026. Listed as open until 23 October 2026.

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About this role

Location : Bristol, London, Edinburgh UK Hybrid. Level: C2 Team : Engineering Salary : £45,000 - £62,000 This role can be based in our London, Bristol or Edinburgh offices, and requires an existing right to work in the UK. At this time, we are not able to offer visa sponsorship for this role. We are committed to building a diverse, global team and our sponsorship policy is evaluated on a role-by-role basis. We encourage you to keep an eye on our careers site to stay informed about future opportunities where we are able to offer visa sponsorship. Kaluza Overview 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 Responsibilities 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. About You 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 bu…

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Listing tracked by Sponsorly AI from Kaluza's own job posting. Apply directly with the employer — Sponsorly does not process applications.