Senior Software Engineer

**Senior Software Engineer** **Location: Remote US Utah Location** **About Us** IRIS Software Group is one of the UK’s leading privately held software companies, transforming how businesses, schools, and organisations operate through cloud\-native solutions. Serving 100,000\+ customers across 135 countries, we deliver mission\-critical software in accountancy, HR \& payroll, education, and business operations. We’re on an AI\-first journey, modernising processes with cloud\-native architecture, advanced analytics, and intelligent automation. Recognised as a Great Place to Work and Best Workplace for Women, we empower exceptional people to create solutions that impact millions globally. **The Role** We’re looking for a **Senior Software Engineer** to join our Agile team, delivering innovative cloud\-native solutions for millions of users. You’ll lead technical initiatives, own features end\-to\-end, drive best practices, and mentor other engineers. **Key Responsibilities** * Design and deliver scalable, complex systems, APIs, and data pipelines. * Lead technical discussions, influence architecture, and drive quality standards. * Partner with cross\-functional teams to deliver solutions aligned with business goals. * Champion TDD/BDD, automated testing, security practices, and production support. * Mentor junior engineers and drive continuous improvement, including responsible AI adoption. **Skills \& Experience** * 5–7 years professional software development experience, with a strong focus on modern front\-end application development. * Advanced React.js expertise, including hooks, component architecture, performance optimization, and modern React best practices. * Strong proficiency in JavaScript/TypeScript, HTML5, CSS3, and responsive UI development. * Hands\-on experience with modern React ecosystem tools, including: * Redux Toolkit and RTK Query for state management and API data fetching * Material UI (MUI) component library and theming * styled\-components or similar CSS\-in\-JS solutions * Experience building scalable, accessible, and user\-focused web applications, including reusable component design and frontend architecture. * Familiarity with modern frontend tooling and testing practices (Vite/Webpack, Jest, React Testing Library, or similar). * Solid backend development experience using .NET Core and C\#, with the ability to design and consume RESTful APIs. * Experience integrating frontend applications with cloud\-hosted services (Azure or AWS). * Familiarity with CI/CD pipelines, containerization (Docker), and modern development workflows. * Knowledge of SQL/NoSQL databases, clean architecture principles, and SOLID design practices. * Experience collaborating across product, UX/design, and backend teams; mentoring or technical leadership experience is a plus. **Why Join Us?** * Competitive salary, generous holidays, private healthcare, life assurance, pension. * Career growth: senior leadership development, certifications, conferences, community leadership. * Flexible working, great work\-life balance, innovative culture, mentoring opportunities. **Make an impact. Lead innovation. Transform experiences. Join IRIS Software Group today.**