Principal Software Engineer - Remote

Principal Software Engineer (FinTech) - £80,000-£90,000 - Hybrid A fast-growing fintech company is looking for a highly hands-on Staff Software Engineer to help drive platform modernisation, cloud transformation, and intelligent automation across a rapidly scaling technology environment. This is a senior individual contributor role with strong technical influence across engineering and product teams. You’ll work closely with stakeholders to modernise legacy systems, improve platform architecture, streamline integrations, and introduce practical AI-assisted engineering solutions. The position suits someone who enjoys solving complex technical problems, shaping engineering direction, and remaining deeply involved in delivery. NET applications and platform architecture Drive automation initiatives and AI-assisted workflows across engineering operations Support platform scalability, resilience, and performance improvements Champion engineering best practices, technical standards, and architectural quality Strong background in software engineering and systems transformation NET technologies, including legacy .NET Framework environments Excellent SQL, scripting, API integration, and backend engineering skills Experience implementing automation tooling and AI-assisted development workflows Previous experience mentoring engineers or acting as a technical lead Apply now if you want to join a scaling fintech business at a key stage of growth, where engineering plays a central role in shaping the company’s future platform and capabilities. Principal Software Engineer (FinTech) - £80,000-£90,000 - Hybrid