Download our latest report - Protecting and growing your payments business - At Thredd, we are seeking a highly skilled Senior Software Engineer with expertise in C# and Python to join our dynamic team in the fintech sector. Design and develop robust, scalable, and secure applications using Python and C#Collaborate with Product Managers, UX/UI Designers, Solutions Architects, and other Engineers to define requirements, create software architecture, and deliver high-quality solutions.Implement automated testing and deployment strategies to ensure reliability and efficiency in the software delivery process.Provide technical leadership and mentorship to junior engineers, promoting best practices in software development.Troubleshoot, debug, and upgrade existing systems, ensuring high performance and responsiveness to requests.Participate in code reviews, contributing to the maintenance of high coding standards and improving the overall quality of the codebase.Proven experience with cloud-based technology, and services, preferably within AWS.Expertise in both Frontend and Backend software solution developmentExperience with Agile development methodologies and SecDevOps practices.Excellent knowledge of secure coding practices inline.Strong knowledge of databases, SQL, and NoSQL, as well as data structures and algorithms.Prior experience with payment systems, transaction processing, and financial software development, encryption, and cryptography would be advantageous.Python and Supporting FrameworksReact and Supporting FrameworksDatabases: MS SQL Server, Dynamo DB, MySQL, Postgres (others advantageous)Cloud Services: API Gateway, k8s, Serverless (Preferably AWS)Unit Testing Using: Certified by Mastercard, Visa and Diners and Discover, we process billions of debit, prepaid, and credit transactions annually, supporting consumer and corporate fintechs, digital banks, and embedded finance providers across the globe. Our unique offering is our client-centric approach, combining hands-on support with modern, reliable, and scalable technology. Our assured solution accelerates the development and delivery of consumer and corporate payments components embedded within digital banks, as well as for expense management, B2B payments, crypto, lending, credit, Buy Now Pay Later, FX, remittance, and open banking innovators.Interested in building your career at Thredd?