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Senior Backend Engineer (.NET)
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About this role
Role overview Develop and modernize backend services that support subscription commerce, billing, and payment processing. The work spans scalable APIs, payment integrations, service reliability, and architectural decisions, with close collaboration across engineering and business teams.
Responsibilities - Build and maintain .NET services and REST APIs for commerce and payment capabilities. - Integrate payment gateways and regional payment methods to support customers in different markets. - Contribute to technical planning, feature design, implementation, testing, and operational support. - Address non-functional needs such as security, reliability, and cost effectiveness. - Collaborate with Product, Finance, Data, Operations, QA, and engineering colleagues on platform changes. - Mentor engineers and contribute to technical direction and engineering standards.
Requirements - Professional experience developing web applications with C# and .NET Core. - Experience designing, building, and consuming REST APIs. - Relational database knowledge and experience with Entity Framework Core. - Understanding of object-oriented design, Docker-based containerisation, and web security. - Experience designing and operating microservice architectures. - Confident communication with technical and non-technical stakeholders, plus a collaborative approach to problem solving.
Nice to have - Experience documenting architecture through diagrams, ADRs, or RFCs. - Familiarity with commerce platforms, payment providers, or Zuora. - AWS experience, including Secrets Manager, or comparable cloud services and background processing. - Basic knowledge of Angular.
Benefits and work setup - Remote-first culture with flexible paid time off, including additional self-care and volunteer days. - Health coverage, parental leave, home office and remote work support, and an employee assistance program. - Learning and development support, including an annual learning stipend. - Flexible short-term or remote-centric work arrangements may be available.