Outside Spy
Bristol, UK
PHP Developer - Payments Migration Rate: £500 per day (Outside IR35) Duration: 6 months Location: Mostly remote - once per month in London or Bristol I am currently working with a leading financial services company to undertake a critical migration of payment functionality from a legacy on-premise PHP monolith into a new AWS-hosted Java microservice owned by a separate engineering team. We are looking for an experienced PHP contractor to own and deliver the PHP-side of the migration, ensuring existing payment journeys are updated to integrate with the new external payment component, while safely decommissioning legacy in-application payment logic. This role sits at the intersection of legacy PHP, payments, and service integration, and requires a strong focus on security, reliability, and seamless user experience. Responsibilities Modify existing PHP payment journeys to redirect or hand off to a new external payment component Implement secure redirect and callback...