Full Stack Developer (Principal / Senior)
Hays are now looking for a Full Stack Developer for one of our local retail clients:
- Flexible Rate - Inside IR35
- 3 days a week onsite
- Location is Bury
We're supporting a leading global footwear retailer as they build Marketplace and Conversion Optimisation squads to deliver improvements across their digital commerce platforms. We're looking for hands-on engineers who combine strong full stack technical expertise with product thinking, software craftsmanship and a passion for building customer-facing solutions.
What you'll be doing
- Design, build and deploy scalable cloud-native applications across marketplace and ecommerce platforms
- Develop customer-facing features that improve conversion, customer experience and commercial outcomes
- Take features from discovery through to production
- Lead technical delivery through hands-on engineering and coding
- Build and maintain REST APIs, microservices and modern web applications
- Drive code quality, software craftsmanship and engineering best practices
- Mentor engineers through pairing, code reviews and day-to-day delivery
- Embed automated testing, security and quality throughout the development lifecycle
- Improve CI/CD pipelines, deployment processes and developer experience
- Design scalable, maintainable solutions and reduce technical debt
- Drive automation and continuous improvement across engineering teams
- Utilise AI-assisted engineering tools to improve productivity, code quality and troubleshooting
What we're looking for
- Strong commercial full stack software engineering experience
- React and/or Next.js experience
- Node.js and TypeScript experience
- AWS cloud-native development experience
- REST APIs and microservices architecture
- CI/CD and modern software delivery practices
- Automated testing experience
- Experience delivering cloud-native digital products within Agile teams
- Strong understanding of modern engineering, DevOps and software development best practices
- Experience mentoring and supporting other engineers through hands-on delivery
- Ability to balance rapid delivery with long-term engineering quality
Nice to have
- CommerceTools or similar composable commerce platforms
- Terraform or Infrastructure as Code
- GitHub Actions
- Docker and Kubernetes
- Event-driven architecture
- Monorepo environments
- Observability platforms
- Feature flag frameworks
- AI development tools such as GitHub Copilot, Cursor, Claude Code or Gemini Code Assist
If you are able to commute to Manchester/Bury 3 times a week and are interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or send a copy of your CV to
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