Principal Software Architect

Description:

Bristol, UK (Hybrid)

Radiodetection, part of SPX Technologies, is looking for an experienced Principal Software Architect to shape the future of its connected software ecosystem across firmware, cloud, desktop, and mobile platforms.

This is a high-impact role focused on improving architectural consistency, modernising legacy systems, and driving scalable IoT-style solutions across a complex engineering environment.

You will work closely with engineering leadership and domain teams to define technical direction, align technologies, and ensure systems evolve in a scalable and maintainable way.

What You’ll Be Doing

* Define end-to-end architecture across embedded devices, cloud, mobile, and desktop

* Drive architectural standards and major technical decisions

* Reduce technical debt and support legacy modernisation

* Align teams around scalable engineering practices

* Validate ideas through lightweight prototyping and experimentation

* Support the adoption of modern tooling, including AI-assisted development

What We’re Looking For

* Experience in software engineering with significant architecture experience

* Strong background in distributed/cloud-connected systems

* Experience integrating hardware or embedded systems with software platforms

* IoT, telecoms, or connected device experience preferred

* Strong stakeholder management and technical leadership skills

* Comfortable balancing greenfield development with legacy environments

Why Join?

* Genuine influence over technical direction and architectural decisions

* Complex engineering challenges with real-world impact

* Combination of strategic leadership and hands-on technical work

* Opportunity to modernise and shape a global software ecosystem

Strong onsite collaboration is important for this role, with typically 3 days per week in Bristol