Senior Full Stack Engineer

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Overview

The Senior Full Stack Engineer Contractor will play a pivotal role in enhancing the core commerce platform of an online marketplace. This position involves end-to-end engineering responsibilities, working collaboratively within cross-functional teams to deliver and maintain high-quality, scalable solutions that improve customer experience and seller performance. Engineers in this role will need to proactively engage with both front-end and back-end technologies to create impactful software solutions.

Responsibilities

  • Design, build, and maintain full-stack solutions across UI, APIs, and backend systems.
  • Translate product requirements and wireframes into scalable, production-ready systems.
  • Own features from concept through development, testing, release, and monitoring.
  • Build responsive and high-performance user interfaces using modern JavaScript frameworks.
  • Design and develop scalable services and APIs within monolith and microservices architecture.
  • Write and maintain automated tests (unit, integration, end-to-end) and participate in code reviews.
  • Optimize systems for performance, reliability, and scalability with large-scale data systems.
  • Collaborate with cross-functional teams and mentor less experienced engineers.

Requirements

  • Strong full stack engineering experience with end-to-end delivery.
  • Proven backend expertise in PHP (Laravel).
  • Strong JavaScript (ES6+) skills with modern frameworks (React/Vue/Angular).
  • Experience designing and building RESTful APIs and scalable systems.
  • Familiarity with MySQL and NoSQL databases (e.g. Couchbase, MongoDB).
  • Strong understanding of system architecture and microservices.
  • Experience with event-driven systems and cloud environments (GCP).
  • Familiarity with Docker and CI/CD pipelines.
SkillsJavaScript, UX Design, Laravel, PHP, SQL, React, Vue.js, Angular, GCP
LocationUnited Kingdom
TypeRemote
Rate
£400-£650/day
SourceLinkedIn
RecruiterOnBuy
Posted18/06/26