About the job

Kernel is seeking a Senior Software Engineer to help scale its AWS and Kubernetes infrastructure while rapidly delivering backend features for high-performance AI-driven systems. This role involves working closely with the product and engineering teams to build and optimize backend systems handling millions of accounts and terabytes of data. The ideal candidate will have over six years of software engineering experience, strong backend expertise, and familiarity with AWS, Kubernetes, and large-scale data handling. Experience with LLMs, prompt engineering, and early-stage startups is a plus. Kernel offers a competitive salary of £120–200k with equity, hybrid work flexibility (minimum 3 days in-office), and visa sponsorship for exceptional candidates. The hiring process includes an intro chat, technical screening, take-home challenge, and a final founder interview.