Back End Developer

Company: develop
Apply for the Back End Developer
Location: Mansfield
Job Description:

Senior Backend Software Engineer | Hybrid in Mansfield (3 days p/w onsite)

We are working with a leading retail organisation that is transforming the industry through digital innovation and enhanced customer experiences. Operating across multiple brands within the sports, premium, and luxury sectors, our client has a significant global presence and continues to invest heavily in modern technology platforms.

This is a fantastic opportunity to join a high-performing, agile team working on a cutting-edge MACH-based platform (Microservices, API-first, Cloud-Native, Headless), powering 50+ websites and mobile applications, including some of the biggest names in retail.

The Opportunity

This is a senior individual contributor role offering the opportunity to shape backend architecture, influence engineering standards, and play a key role in delivering highly scalable, resilient systems.

You’ll work across critical services and integrations, owning key backend components that directly impact customer experience at scale.

Key Responsibilities

  • Drive backend architecture decisions including service design, data modelling, and system integration
  • Build and deliver scalable microservices using TypeScript and Node.js
  • Design and maintain high-quality GraphQL and REST APIs
  • Deliver integrations with external systems (headless CMS, e-commerce platforms, payment providers)
  • Collaborate with Product, Frontend, and Platform teams from discovery through to delivery
  • Translate business requirements into technical architecture, documentation, and implementation
  • Provide technical leadership through mentoring, code reviews, and knowledge sharing
  • Own critical systems, ensuring performance, reliability, and security at scale
  • Champion best practices across code quality, testing, observability, and maintainability
  • Contribute to and improve CI/CD pipelines, developer experience, and DevOps practices
  • Stay up to date with emerging technologies and bring innovative ideas into the team

Required Experience

  • Strong commercial experience as a Senior Backend Engineer in large-scale environments
  • Expert knowledge of TypeScript and Node.js
  • Proven experience designing and building microservices and distributed systems
  • Strong experience with GraphQL and/or REST API design
  • Experience working with both NoSQL and SQL databases
  • Solid understanding of performance, scalability, and reliability patterns
  • Experience across the full software development lifecycle including CI/CD and automation
  • Experience mentoring engineers and contributing to team growth
  • Strong communication skills with the ability to work cross-functionally
  • Experience with MACH or composable commerce architectures
  • Familiarity with Microsoft Azure or other cloud platforms
  • Knowledge of Infrastructure as Code (e.g. Terraform)
  • Experience with event-driven architecture and messaging systems
  • Familiarity with containerisation (Docker, Kubernetes)
  • A DevOps mindset with experience in CI/CD, monitoring, and observability tooling

Why Apply?

This is an opportunity to join a forward-thinking organisation at the forefront of retail technology, working on large-scale, high-impact digital platforms. You’ll be part of a team where backend engineering plays a critical role in shaping customer experience, with real ownership, modern tech, and the chance to influence how systems are built at scale.

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Posted: May 12th, 2026