Senior Fullstack Engineer

Mowt; Greater London; Hybrid; GBP 120,000 - 160,000; Full time

Benefits offered by this job

Salary: £120,000-£160,000

Equity: 0.15% - 0.35%

Private medical insurance

Job summary

Mowt is seeking a senior engineer to help build the next generation of our platform. You’ll own end-to-end development across Laravel, MySQL, React web, and React Native mobile, handling payment data at scale.

You'll shape architecture, optimize data pipelines on AWS Lambda, and collaborate closely with design to deliver data-rich experiences using Tailwind CSS. Join as one of the first 10 engineers and help define our engineering culture.

Qualifications

• 5+ years building production software that real people use.
• Strong experience with Laravel/PHP or similar MVC frameworks (Rails, Django, etc.).
• Solid React and TypeScript chops—bonus points for React Native experience.
• Deep knowledge of MySQL and how to make it sing (indexes, query optimization, migrations).

Responsibilities

• Build and ship features end-to-end: Laravel APIs, MySQL schemas, React web apps, React Native mobile
• Design scalable pipelines processing millions of Stripe webhooks through AWS Lambda
• Optimize MySQL queries and ClickHouse analytics for dashboards rendering 100k+ transactions
• Collaborate with design on beautiful, data-rich experiences using Tailwind CSS
• Own the full lifecycle: ideation, implementation, deployment, monitoring, celebrating success
• Contribute to technical decisions, architecture reviews, and team knowledge sharing

Skills

Laravel

PHP

React

TypeScript

MySQL

ClickHouse

Stripe API

AWS Lambda

Docker

GitHub Actions

CloudWatch

SQS

Tailwind CSS

Tools

Laravel/PHP MVC frameworks

React Native

Job description

We're looking for a senior engineer to help build the next generation of Mowt. You'll work across the full stack—from crafting Laravel APIs and MySQL schemas to building React web apps and React Native mobile experiences that handle millions of Stripe transactions.

You'll ship features customers love, wrangle AWS Lambda functions, optimize queries that slice through terabytes of payment data, and help shape our engineering culture as one of the first 10 employees. We work hard, ship fast, and celebrate wins together—whether that's a successful deploy or Friday drinks.

What You'll Do

• Build and ship features end-to-end: Laravel APIs, MySQL schemas, React web apps, React Native mobile
• Design scalable pipelines processing millions of Stripe webhooks through AWS Lambda
• Optimize MySQL queries and ClickHouse analytics for dashboards rendering 100k+ transactions
• Collaborate with design on beautiful, data-rich experiences using Tailwind CSS
• Own the full lifecycle: ideation, implementation, deployment, monitoring, celebrating success
• Contribute to technical decisions, architecture reviews, and team knowledge sharing

What We're Looking For

• 5+ years building production software that real people use
• Strong experience with Laravel/PHP or similar MVC frameworks (Rails, Django, etc.)
• Solid React and TypeScript chops—bonus points for React Native experience
• Deep knowledge of MySQL and how to make it sing (indexes, query optimization, migrations)
• Experience building data-intensive applications, preferably with payment or financial data
• Track record of shipping features that customers genuinely love
• Strong communication and collaboration skills—we're a small team, everyone's voice matters

Bonus Points

• AWS Lambda, SQS, or other serverless experience
• ClickHouse, BigQuery, or other analytics database experience
• Built analytics dashboards or data visualization tools
• Worked at an early-stage startup and lived to tell the tale
• Open source contributions or technical writing

Frontend

• React
• React Native
• TypeScript
• Tailwind CSS
• Laravel / PHP
• MySQL
• ClickHouse
• Stripe API

Infrastructure

• AWS (Lambda, SQS, S3)
• Docker
• GitHub Actions
• CloudWatch
• Salary: £120,000 - £160,000 based on experience
• Equity: 0.15% - 0.35% (early employee grant)
• Health: Private medical insurance (Vitality or Bupa)