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Oho Group Ltd Logo Oho Group Ltd · IT - Software Development

Principal TypeScript Engineer

United Kingdom, London 160000.00 GBP / Year · Job Posted March 26, 2026
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Job Description

Principle TypeScript Engineer required to join a lean, exceptionally high-calibre team building technology designed to solve some of the most complex challenges in modern defence. This is a true early-stage environment - high ownership, fast iteration, and the opportunity to work alongside some of the most ambitious engineers in the space. They’re looking for a Principal TypeScript Engineer who wants to operate at the highest level, help shape core systems from the ground up, and work in a team where the technical bar is extremely high.

Job Responsibility

  • Designing and building high-performance backend systems using TypeScript
  • Working across the stack to ship robust production systems
  • Architecting scalable services and APIs
  • Collaborating with a small, highly capable engineering team
  • Taking significant ownership of product and technical direction
  • Operating in a fast-moving startup environment with rapid iteration

Requirements

  • 5+ years of software engineering experience
  • Deep experience with TypeScript in production environments
  • Strong backend engineering skills (Node.js, distributed systems, APIs)
  • Experience building complex, scalable systems
  • Ability to work autonomously and take ownership in an early-stage environment
  • Outstanding academic background (top university and strong degree in Computer Science or STEM)
  • A desire to work with an ambitious team solving difficult technical problems
  • Happy working in defence

Nice to have

  • Experience in high-performance or data-intensive systems
  • Experience in startups or early-stage environments
  • Exposure to AI/ML or advanced data platforms
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