About the Client:

Our client is an international technology group headquartered in the United Kingdom, delivering sector-specific software solutions combined with integrated payment services for small and medium-sized businesses. The company focuses on developing modern digital tools that help organisations streamline operations, improve customer experiences, and enable seamless payment processing across multiple channels.

By combining industry-focused software platforms with embedded payment capabilities, the organisation supports thousands of businesses in managing their day-to-day operations more efficiently. Their solutions are widely used in sectors such as retail, healthcare, hospitality, sports & leisure, and professional services.

The company operates through a portfolio of specialised technology brands and works with distributed engineering teams across Europe. The development teams focus on building reliable, scalable, and secure payment integrations for modern e-commerce environments.

We are looking for an experienced Senior PHP Developer to support the development of payment plugins for a modern payment platform used by businesses across multiple sectors.

In this role, you will collaborate remotely with a UK-based engineering team and focus primarily on developing and maintaining e-commerce payment integrations.

This is a part-time position (0.25 FTE), equivalent to approximately 42 hours per month.

Responsibilities

• Development and maintenance of payment plugins for an e-commerce payment platform

• Working mainly with WooCommerce (approx. 90%) and Magento (approx. 10%) integrations

• Improving and maintaining existing plugins and integrations

• Ensuring reliability, performance, and security of payment solutions

• Supporting testing and deployment processes across development, test, and production environments

• Collaborating with an international, distributed engineering team

Requirements

• Strong and solid PHP development skills

• Commercial experience working with WooCommerce and Magento

• Good knowledge of HTML and JavaScript

• Experience with configuring and managing Dev / Test / Production environments

• Familiarity with on-premise infrastructure and cloud environments (preferably AWS)

• Experience in e-commerce systems or payment integrations will be a plus

• English at B2 level or higher

Additional Information

• Workload: approx. 42 hours per month

• Contract: part-time (0.25 FTE)

• Location: fully remote

• Collaboration: international team based in the UK