About Ministry Brands Ministry Brands is a leading provider of SaaS operational management systems, payments platforms, digital engagement tools and background screening solutions for purpose-driven organisations. We serve more than 95,000 customers as a trusted partner in digital transformation and enablement – advancing missions, driving efficiencies, and building engaged communities for more than four decades. Our Galway R&D centre is Ministry Brands' global AI R&D hub and is in the middle of a major expansion as we deliver a multi-year AI-native transformation of our product portfolio. About The Role As a Senior .NET Developer, you'll play a key role in modernising Ministry Brands' accounting platform into a cloud-native Unified Accounting Service while helping shape the future of AI-native financial products. This is a hands-on engineering role where you'll design, build and operate scalable cloud-native services while working with modern AI-assisted development practices. You'll collaborate closely with Product Managers, Architects, UX Designers, Quality Engineers and fellow developers to deliver secure, high-quality software that serves thousands of customers worldwide. You'll have the opportunity to work on both greenfield development and the modernisation of existing applications, helping to transform our accounting platform through cloud technologies, event-driven architecture and AI-powered capabilities. What you'll do Design, develop and maintain cloud-native .NET services and APIs for our Unified Accounting Service. Modernise legacy .NET applications into scalable, event-driven services and microservice architectures. Work daily with AI coding assistants and agentic development tools, reviewing AI-generated code and maintaining high engineering standards. Collaborate with Product, Architecture and UX teams to deliver innovative accounting solutions. Integrate AI, machine learning and retrieval-augmented generation (RAG) capabilities into customer-facing features. Develop secure, scalable and maintainable software using modern engineering practices. Contribute to sprint planning, estimation and Agile ceremonies. Support continuous improvement through automation, testing and CI/CD best practices. Participate in code reviews and help maintain engineering quality across the team. What You Bring 6+ years' experience developing commercial software applications. Strong experience with C#, .NET 8+, ASP.NET Core and Entity Framework Core. Experience designing and developing REST APIs and service-oriented or microservice architectures. Strong SQL Server and relational database experience. Experience with modern front-end technologies such as Blazor, React or Vue. Experience building and deploying cloud-native applications, ideally in Microsoft Azure (AWS experience also valuable). Working knowledge of Docker, Kubernetes, Git and CI/CD pipelines. Experience working within Agile software development teams. Experience using AI developer tools such as GitHub Copilot or similar AI-assisted coding platforms. Strong problem-solving skills and a collaborative approach to software development. Excellent communication skills with the ability to work effectively across cross-functional teams. Nice to have Experience modernising legacy .NET applications. Experience within accounting, fintech or payments platforms. Knowledge of LLMs, RAG architectures or AI-powered application development. Experience with Apache Kafka, GraphQL or event-driven systems. Knowledge of Playwright or automated testing frameworks. Understanding of GDPR, PCI or other security and compliance standards. What's in it for You At Ministry Brands, we invest in our people and provide the support, flexibility, and opportunities you need to do your best work and grow your career. Hybrid working model based from our Galway office. 25 days annual leave plus public holidays. 100% employer-paid private health insurance, including cover for dependents. Dental coverage. Employer-matched pension scheme. Income protection and life assurance. Employee Assistance Programme (EAP) and wellbeing initiatives. Career development through mentorship, professional training, and certification opportunities. Galway gym membership. Annual volunteer day. Amazing company culture. Ministry Brands is a leading provider of SaaS operational management systems, payments platforms, digital engagement tools and background screening solutions for faith-based, non-profit and for-profit organizations. We serve more than 95,000 customers as a trusted partner in digital transformation and enablement – advancing missions, driving efficiencies, and building engaged communities for more than four decades. The diverse and real-world experiences of our team members serving their communities makes us stronger together and enhances our ability to advance digital transformation for the greater good. Ministry Brands is committed to acknowledging and valuing our employee differences and to creating an environment in which every individual’s unique strengths and abilities are developed and valued. Our employees share in the responsibility for creating this environment and demonstrate mutual respect and acceptance in the workplace. We welcome everyone and are dedicated to creating a culture where all our employees have equal opportunity to be heard and reach their full potential.

Senior .Net Developer.

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