Senior Software Engineer I

5 Days Old

Senior Engineer I Location: London / Bristol / Edinburgh - Hybrid Salary: £60,000 - £80,000 Reporting to: Software Engineering Manager 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. What will I be doing? You’ll join the Kaluza Technology community, working on the Energy Retail platform, a scalable SaaS product supporting energy retailers and decarbonisation efforts. In this role, you’ll build and maintain backend services using TypeScript, contributing to event‑driven systems that power reliable, real‑time features. You’ll collaborate with product managers, designers, and engineers to deliver customer‑focused solutions, while taking ownership of services from design through to production. Along the way, you’ll work with cloud technologies like AWS, optimise performance and data models, and contribute to a collaborative engineering culture. About You
Strong experience developing backend applications, ideally with TypeScript or the ability to pick it up quickly A solid understanding of event‑driven systems and working with queues Confidence working with cloud infrastructure (AWS preferred), particularly serverless technologies Experience with database design, optimisation, and maintenance (SQL or NoSQL) A passion for building high‑quality software and solving real customer problems Strong communication and collaboration skills, with an interest in mentoring and knowledge sharing A proactive mindset and the ability to operate effectively in ambiguous or evolving environments
What will set you apart
Some exposure to frontend development, such as React
Benefits
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 Flexible bank holidays, giving you an additional 8 days which you can choose to take whenever you like Progressive leave policies with no qualifying service periods, including 26 weeks full pay if you have a new addition to your family Dedicated personal learning and home office budgets Flexible working — we trust you to work in a way that suits your lifestyle And more…
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Location:
Bristol
Job Type:
FullTime

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