Principal Software Engineer

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Overview

iO Associates is supporting a large public-sector organisation. They are looking for a Principal Software Engineer to help shape the future of digital services. You'll join a forward-thinking Head of Engineering who is transforming the team to deliver smarter, more efficient solutions for residents and staff. Location: UK-based

What you'll be doing

  • Setting the technical direction of software engineering and helping to define best practice.
  • Taking a hands-on role in solution design and development.
  • Collaborating closely with platform engineering to create robust, scalable services.
  • Building new tools internally to improve access to services, automate processes, and enhance systems in housing and property services.

What we're looking for

  • Experience in solution design and delivering end-to-end digital services.
  • Background in consultancy
  • Knowledge of containerisation tools (Docker or Kubernetes) is a plus.
  • A proactive, get things done mindset with the confidence to challenge the status quo.
  • Technically hands-on!
  • Influence how digital services are built for a major public-sector organisation.
  • Work under a leader with central government and defence experience, committed to investing in automation and engineering talent.
  • Help create functional, resident-focused tools that make real-world impact – no flashy gimmicks, just effective, user-friendly services.

Seniority level

  • Mid-Senior level

Employment type

  • Full-time

Job function

  • Information Technology

Industries

  • Software Development

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Company: iO Associates – UK/EU
Apply for the Principal Software Engineer
Location: London
Job Description:

Overview

iO Associates is supporting a large public-sector organisation. They are looking for a Principal Software Engineer to help shape the future of digital services. You’ll join a forward-thinking Head of Engineering who is transforming the team to deliver smarter, more efficient solutions for residents and staff. Location: UK-based

What you’ll be doing

  • Setting the technical direction of software engineering and helping to define best practice.
  • Taking a hands-on role in solution design and development.
  • Collaborating closely with platform engineering to create robust, scalable services.
  • Building new tools internally to improve access to services, automate processes, and enhance systems in housing and property services.

What we’re looking for

  • Experience in solution design and delivering end-to-end digital services.
  • Background in consultancy
  • Knowledge of containerisation tools (Docker or Kubernetes) is a plus.
  • A proactive, get things done mindset with the confidence to challenge the status quo.
  • Technically hands-on!
  • Influence how digital services are built for a major public-sector organisation.
  • Work under a leader with central government and defence experience, committed to investing in automation and engineering talent.
  • Help create functional, resident-focused tools that make real-world impact – no flashy gimmicks, just effective, user-friendly services.

Seniority level

  • Mid-Senior level

Employment type

  • Full-time

Job function

  • Information Technology

Industries

  • Software Development

#J-18808-Ljbffr…

Posted: May 20th, 2026