I am looking for an experienced Full Stack Developer with a strong background in payment systems and financial applications to help build and maintain a modern payment processing platform.
You will be responsible for developing secure, scalable features that support online payments, transaction management, customer accounts, and financial reporting. The ideal candidate has experience working with payment gateways, backend services, and high-performance web applications.
## Responsibilities
* Develop new payment and transaction features.
* Integrate payment gateways such as Stripe, PayPal, or Adyen.
* Build secure REST APIs for payment processing.
* Implement user authentication and authorization.
* Maintain customer accounts, billing, invoices, and subscription management.
* Optimize application performance and reliability.
* Write clean, maintainable, and well-documented code.
* Collaborate with other developers to deliver new functionality.
## Requirements
* 5+ years of Full Stack development experience.
* Strong knowledge of React, Next.js, Node.js, and TypeScript.
* Experience integrating payment providers (Stripe, PayPal, Adyen, Braintree, or similar).
* Experience with PostgreSQL or MySQL.
* Understanding of payment security best practices.
* Experience working with REST APIs.
* Familiarity with Git and modern development workflows.
* Good English communication skills.
## Preferred Skills
* Stripe
* PayPal
* Adyen
* Webhooks
* Docker
* AWS
* Redis
* CI/CD
£37.98k per annum
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