Senior Staff Full-Stack Engineer | Remote UK | AI

Immersum

United Kingdom

Remote

GBP 110,000 - 125,000

Full time

9 days ago

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Job summary

Immersum is seeking a Staff Full Stack Engineer to take technical ownership of a product engineering squad, shaping architecture and delivering software that makes a tangible difference to customers. You’ll remain hands-on while mentoring engineers and influencing product direction in a high-growth energy tech platform.

This senior role emphasizes autonomous technical leadership without moving into people management, with AI-driven workflows and scalable backend/frontend systems.

Qualifications

  • Experience as a Senior or Staff Engineer in a high-growth startup or scale-up.
  • Proven ability to lead technically without formal management authority.
  • Strong system design and architecture skills for backend and frontend.

Responsibilities

  • Own squad's technical direction and architecture.
  • Design and deliver end-to-end systems across backend, automation, and frontend.
  • Build scalable, reliable systems for complex workflows.
  • Collaborate with product/commercial teams to translate needs into technical solutions.
  • Design intelligent, agent-driven AI workflows to automate processes.
  • Conduct code reviews, mentor engineers, and raise engineering standards.
  • Improve core services, tooling, and development practices.

Skills

Technical leadership
System design
Full stack development
AI-powered applications
Real-time data processing
Architecture
Mentoring

Job description

Immersum is seeking a Staff Full Stack Engineer to take technical ownership of a product engineering squad, shaping architecture and delivering software that makes a tangible difference to customers. You’ll remain hands-on while mentoring engineers and influencing product direction in a high-growth energy tech platform.

This senior role emphasizes autonomous technical leadership without moving into people management, with AI-driven workflows and scalable backend/frontend systems.

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