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Senior Software Engineer

London, England

SheMed is a fast-growing UK-based brand on a mission to close the gender gap in health outcomes, starting with smarter, tech-enabled weight-loss solutions for women.

We’re hiring a Senior Software Engineer to join a nimble, high-ownership team where experimentation, data, and continuous learning drive everything we do. You'll contribute to the development of seamless, high-performance customer onboarding and checkout experiences - critical touchpoints in our product journey. You’ll also help design and maintain the end-to-end tracking and experimentation infrastructure that powers our marketing and analytics. This is a mission-critical role interfacing with Product, Marketing, and Creative teams.

Our frontend is built with a modern stack including React, Next.js, GraphQL, and deployed via Vercel. With minimal legacy constraints, we’re able to move quickly and maintain a high bar for performance and quality.

This is an office based role, located in Euston London. We operate Monday to Friday, 9am to 6pm. 

 

WHAT YOU’LL WORK ON

  • Development of the customer-facing onboarding journey. Working with a tech-stack including: React, GraphQL, Typescript, Vercel
  • Setting up and driving regular experimentation, advocating for A/B testing and data-driven decision making
  • Continuous management of Meta Pixels, Google Ads Tags, and Google Tag Manager to ensure consistent and accurate event tracking across platforms, including TikTok, Meta, Google, Pinterest, StackAdapt, etc. 
  • Working with the Marketing team to configure custom conversion events and integrations for advanced campaign performance measurement. Maintain and continuously improve our tracking architecture across the onboarding journey
  • Proactively monitor tagging infrastructure and debug issues using tools like Meta Events Manager, Google Tag Assistant, and browser dev tools.
  • Able to investigate and resolve tracking discrepancies between ad platforms, analytics tools (e.g. GA4)
  • Work closely with our Growth, Creative, and Product teams to support A/B testing and new feature rollouts with correct analytics implementations.
  • Act as a technical advocate for marketing to ensure full measurability and tracking fidelity.

WHAT WE’RE LOOKING FOR

  • 5+ years in software engineering roles
  • Strong experience in React, GraphQL, and TypeScript
  • Familiarity with Vercel, Next.js, and modern CI/CD workflows
  • Deep understanding of building customer-facing journeys (onboarding, checkout)
  • Ability to communicate complex technical concepts to non-technical stakeholders.
  • Experience managing tracking/tagging infrastructure for marketing platforms.
  • Proficiency in Meta Business Suite, Google Ads, TikTok Business Center, GA4, GTM, and Pinterest Ads.
  • Ability to debug tracking issues across browsers, analytics, and ad platforms.

Preferred

  • Understanding of and appreciation for GDPR compliance in tracking environments.

WHAT WE OFFER

  • A mission-driven team focused on closing the women’s health gap
  • Competitive Salary
  • 25 days holiday
  • Breakfast and all day snacks
  • Month socials + dress-up days 
  • Health care Cash Plan including physio, digital clinical appointments and wellbeing for you, your partner and children
  • Life insurance cover of 4x salary
  • Pension contribution matched up to 5%
  • Cycle to work scheme

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