https://jobs.co.uk/job/principal-software-engineer-reed-technology--d00df294-6cb7-453c-8973-3c1c4f608ad3 RSS feed for Principal Software Engineer at Reed Technology. en-gb Sat, 25 Apr 2026 13:37:08 GMT https://jobs.co.uk/job/principal-software-engineer-reed-technology--d00df294-6cb7-453c-8973-3c1c4f608ad3 https://jobs.co.uk/job/principal-software-engineer-reed-technology--d00df294-6cb7-453c-8973-3c1c4f608ad3 Thu, 02 Apr 2026 11:52:18 GMT Location: Cramlington | Salary: 65000.00-65000.00 Annual | Type: Permanent | About the RoleWe''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 ResponsibilitiesDrive 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 ForProven experience in application modernisation and migration projects.Strong background in microservice architecture and design patterns.Hands-on expertise in C#, .NET, SQL, and Web APIs.Cloud experie... Permanent