C# Developer.Net Core
Client Server · Bracknell, England ·
Overview In this senior, hands-on role you will lead backend work for a major rebuild of an international payments platform. You'll own API design, backend services, and architecture evolution within a small autonomous team.
Expect to design scalable C# .Net Core solutions, optimise SQL, and operate in cloud environments (AWS) while mentoring peers. You'll also leverage AI coding tools to boost productivity and contribute to best practices. This role offers meaningful technical ownership and impactful, scalable solutions.
Pay / Benefits salary up to 85k + bonus 23 days holiday, rising to 28 + your birthday off Pension Life Assurance Income Protection Critical Illness Cover in addition to Healthcare Responsibilities Design and implement robust, scalable APIs and backend services using C# .Net Core Lead delivery of new capabilities and contribute to architecture evolution Design and optimise SQL databases and queries Maintain high standards of automated testing Work with AWS and other cloud platforms in production Mentor other engineers and share technical knowledge Utilise AI development tools to improve engineering productivity Key requirements Strong C# .Net Core backend development experience Experience building production APIs Good SQL skills System design, software architecture, microservices and event-driven systems Cloud infrastructure experience in production; AWS preferred Experience mentoring engineers Hands-on experience with AI coding tools such as Claude or Copilot Finance / payments experience desirable but not essential Mentoring and technical knowledge sharing Cross-functional collaboration Hands-on, autonomous work style C# .Net Core API design and development SQL databases and queries