Senior Laravel / Backend Engineer 📍 Northampton (Hybrid – 1 day per week in the office) 💰 £47,000 – £58,000 Our client a fast-growing SaaS fintech business in Northampton is undertaking a major platform rebuild, re-engineering a 15-year-old white-label SaaS product onto a modern Laravel architecture. This role sits at the centre of that transformation — extracting legacy domain logic and rebuilding it into a clean, modular Laravel platform with a modern API-first architecture. You will be involved in domain extraction, service-layer design, API architecture, and rebuilding a production SaaS platform used by financial services organisations. Key Technologies / Skills PHP • Laravel • REST APIs • OpenAPI / Swagger • MySQL • Relational Database Design • Service Layer Architecture • Domain Driven Design • API Versioning • Modular Architecture • Git • Automated Testing • Backend Engineering • SaaS Platforms Bonus Experience: React • Inertia.js • CI/CD • Microservices Architecture • Legacy Platform Migration • Software Refactoring • Scalable Web Applications What You'll Be Doing • Rebuilding core domain logic from legacy PHP into clean Laravel services • Designing modular service-layer architecture for long-term scalability • Building OpenAPI-compliant REST APIs with versioning, documentation and clear contracts • Refactoring and modernising a 15-year legacy database schema • Identifying and eliminating legacy anti-patterns in the existing platform • Writing clean, testable business logic with strong test coverage • Collaborating on architecture decisions and technical standards • Working closely with the design and frontend team to deliver APIs powering a React + Inertia admin platform Ideal Background • 5+ years PHP development experience • Expert Laravel development experience (3+ years) • Experience refactoring or migrating legacy systems • Comfortable designing service layers and modular domain architecture • Strong understanding of relational databases and legacy schemas • Experience designing APIs used by external clients or third parties • Pragmatic engineer who understands when to refactor and when to ship Why Join • Major SaaS platform re-architecture project • Opportunity to build modern Laravel architecture from the ground up • Work on software used across the financial services ecosystem • Hybrid working – only 1 day per week in the Northampton office • Join a scaling product-led technology company Apply now with a word Cv, for immediate interview. Please note we are unable to sponsor any VISA applications