https://jobs.co.uk/job/principal-software-engineer-reed-technology--de8b8471-e772-42c9-a6de-e757d48a6e0d RSS feed for Principal Software Engineer at Reed Technology. en-gb Thu, 23 Apr 2026 22:20:23 GMT https://jobs.co.uk/job/principal-software-engineer-reed-technology--de8b8471-e772-42c9-a6de-e757d48a6e0d https://jobs.co.uk/job/principal-software-engineer-reed-technology--de8b8471-e772-42c9-a6de-e757d48a6e0d Mon, 30 Mar 2026 23:00:00 GMT Location: Cramlington | Salary: £65000 - £70000/annum | Type: Permanent | About the Role We''re looking for a Principal Software Engineer to lead the migration and modernisation of a complex legacy application into a modern, scalable architecture. This is a hands-on technical leadership role where you''ll shape the design, guide the team, and ensure successful delivery of a critical transformation project. Key Responsibilities Drive the migration of legacy systems to modern, cloud-based solutions. Define and implement microservice architecture using a code-first approach . Apply strong architectural principles and design patterns to deliver robust solutions. Collaborate with a cross-functional team (including React developers) to ensure seamless integration of front-end and back-end. Get hands-on with C#, .NET, SQL , Web APIs , and React for complex feature development. Build credibility through technical expertise and lead the team in pushing designs forward. Work on features that require deep integration with multiple third-party applications. What We''re Looking For Proven experience in application modernisation and migration projects. Strong background in microservice architecture and design patterns . H... Permanent