Onlano
Full Stack DevelopmentRemote

Principal Full Stack Software Engineer

Ocho - Company

Belfast, Northern Ireland, ๐Ÿ‡ฌ๐Ÿ‡ง United KingdomFull-time - Principal (10+ years)0 applicantsCloses Jul 27, 2026

Salary

GBP 100,000 - 100,000 / year

Apply for this job

Job description

Job details

  • Location: Belfast, Northern Ireland
  • Work mode: Remote
  • Employment type: Full-time (Not an internship)
  • Salary: GBP 100,000 per year

Role overview

Ocho is seeking a Principal Full Stack Software Engineer to lead the development of complex operational software used by thousands of field-based users daily. This is a high-impact role requiring a genuine full-stack expert capable of handling both modern React frontends and sophisticated backend architectures. You will have significant ownership over technical decisions and architectural direction in an environment that prioritizes engineering quality.

Job details

This is a Full-time position based in Belfast, Northern Ireland, operating as a Remote role with required quarterly in-person meetings in Belfast. This is not an Internship. The salary for this position is 100,000 GBP.

Responsibilities

  • Lead the end-to-end development of large-scale operational software used by thousands of users.
  • Drive architectural decisions and define technical standards to ensure high engineering quality.
  • Develop and maintain modern frontend interfaces using React.
  • Build and optimize complex backend systems to support high-scale operational needs.
  • Collaborate with the engineering team to deliver robust, scalable, and maintainable code.

Requirements

  • Extensive professional experience in full-stack software engineering.
  • Expert-level proficiency with React and modern frontend frameworks.
  • Strong experience designing and implementing complex backend architectures.
  • Proven track record of taking ownership of large-scale product features.
  • Ability to travel to Belfast for quarterly in-person team meetings.

Benefits

  • Competitive salary of 100,000 GBP
  • Remote-first work flexibility
  • High level of architectural influence and ownership
  • Streamlined hiring process with a single-stage technical interview

Keywords

ReactFull StackSoftware ArchitectureTypeScriptNode.jsOperational SoftwareSystem Design