Full-Stack Developer (Java)

Overview

Open Reply is the Reply Group company specialising in E-commerce and Digital Experience. We work with clients who are looking to incorporate E-commerce solutions, or wanting to migrate from their current platform to something better. As well as our specialist skills in E-commerce and systems integration, we provide the digital transformation wrap that makes your customer journey a delight. Our experience is drawn from consultants working across multiple industries, platforms and cultures. Working closely with our specialist partners Liferay and Shopware, Open Reply are your tailor made solution for cutting edge services that are based on the best of breed across eCommerce, digital, web, apps and flexible platform design. www.open.reply.com

Role Overview

As a full-stack developer, you will join our core delivery team to build and enhance Web, eCommerce, and Mobile solutions, collaborating with Technical Project Managers, Architects, and Technical Leads to deliver iterative changes across multiple platforms. You’ll work across both front-end and back-end development, leveraging strong Java and Spring skills. Experience with React, Next.js, React Native, or Flutter is highly valued, and knowledge of AI-related technologies is a strong differentiator. The role is based in London with occasional UK client travel.

Responsibilities

• Hands-on full-stack development across web and digital platforms.
• Design, build, and maintain Java back-end services and enterprise frameworks.
• Implement and integrate RESTful APIs and microservices.
• Collaborate with Product, Design, and Architecture to deliver robust technical solutions.
• Apply TDD/BDD for high-quality, testable, maintainable code.
• Ensure security, performance, and maintainability; contribute to CI/CD and cloud deployments.
• Support releases, documentation, production fixes/enhancements, and drive innovation (including AI).</