Software Engineer

A fast-scaling AI product company is looking for a Senior Backend Developer to help build and scale a next-generation platform. This is a high-impact role within a small, ambitious engineering team, suited to someone who enjoys ownership and building robust systems from the ground up.

Role: Senior Backend Developer

Salary: £90,000 - £100,000

Location: Hybrid in London office (1 day per week Max)

What you'll be doing:

  • Design and build scalable, production-grade backend systems
  • Develop high-performance APIs and event-driven architectures
  • Work with GraphQL and modern backend frameworks to power core product features
  • Ensure reliability through monitoring, logging and resilient system design
  • Collaborate closely with product, frontend and design teams to ship features end-to-end
  • Contribute to architectural decisions as the platform scales
  • Support AI and LLM-driven functionality within the product

What you'll need:

  • Strong commercial experience with NodeJS
  • Experience with GraphQL, ideally within a structured backend framework
  • Solid understanding of PostgreSQL and data modelling
  • Strong system design skills and understanding of scalable architecture
  • Experience building secure, enterprise-ready APIs
  • Exposure to AI or LLM integrations
  • Comfortable working in fast-moving, high-ownership environments

Nice to have:

  • Experience with GCP
  • Familiarity with infrastructure as code
  • Background in a dev studio, product studio or agency environment

What's on offer:

  • Salary between £90,000 - £100,000
  • Opportunity to shape backend architecture in a growing AI product business
  • High autonomy and real ownership
  • Work within a technically strong, collaborative team

If you're a backend engineer who enjoys building scalable systems and taking technical ownership, I'd be keen to speak.

Job Details

Company
Digital Waffle
Location
Bedford, Bedfordshire, UK
Hybrid / Remote Options
Employment Type
Full-time
Posted