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Senior Full Stack Engineer - Team Web

GB London💼 Full-time🗓 2026-07-10 → 2026-07-31

Core

Building and maintaining the company's public website (fin.ai) as the centerpiece of the brand and primary lead driver, requiring robust infrastructure and polished user-facing interfaces.

Role type

Senior Full Stack Engineer (Web)

Builds

The Fin.ai website, including modern UIs, backend services, APIs, and supporting infrastructure.

Domain

SaaS / Customer Support / AI

Deliverable

product features

Required skills

Full stack development, JavaScript, HTML, CSS, React, Next.js, Tailwind, CMS platforms (Contentful, Sanity), CI/CD tools, Infrastructure as Code (Terraform), Cloud platforms (AWS, Vercel, CloudFront), A/B testing, Web analytics, Performance optimization, Unit/Integration testing

Preferred skills

Experience with marketing tools (Google Tag Manager, Marketo), AI-powered developer tools

Technologies

React, Next.js, Tailwind, Contentful, Sanity, CircleCI, Terraform, AWS, Vercel, CloudFront, S3, Jest, Mocha, Cypress

Responsibilities

Design and build end-to-end web solutions from UI to backend; Collaborate with design, brand, marketing, and content teams; Develop backend logic and APIs; Optimize website performance; Set up and manage infrastructure; Implement and maintain web analytics and A/B testing; Stay current with emerging technologies; Write backend software to unblock end-to-end workflows

Seniority

Senior, hands-on IC

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