Senior Full-Stack Engineer, AI-Powered Compliance Platform
Summary
A Senior Full-Stack Engineer owning and building new tax product lines (input tax, withholding tax, e-invoicing, tariffs) and critical components of an AI-native compliance platform in London, shipping mission-critical features end to end, improving filing generation with clients, and mentoring other engineers.
Sphere is seeking a Senior Full Stack Engineer to own and build out new product lines (input tax, withholding tax, e-invoicing, tariffs) and critical platform components. You will contribute to scaling the AI-native compliance platform and drive ARR growth with end-to-end ownership.
You will ship mission-critical features, manage a dedicated component, and collaborate with clients to improve filing generation and submission speed, while mentoring other engineers in your areas of expertise.