Senior Software Engineer - Payments

About FastSpring: FastSpring is how AI, SaaS, gaming, software, and digital product companies sell online in more places around the world. We handle all payment needs from checkout to taxes so you can go farther faster. Founded in 2005, we are a privately owned company headquartered in Santa Barbara with offices in Amsterdam, Austin, Belfast, Dublin, Halifax, and Singapore. The Position: FastSpring is looking for a Senior Software Engineer to join our Payments team, designing and developing the systems that power our industry-leading full-service ecommerce platform — payment processing, subscription billing, settlement, refunds, and reporting. Responsibilities: Working within our agile software development teams, lead design and development of product features for highly available payment processing, subscription billing, and reporting platforms Lead integrations with external platforms such as payment processors, card networks, and alternative payment methods (APMs) Ensure a robust software delivery process through clear procedures as well as automated build, test, and deployment capabilities Debug and troubleshoot complex issues, optimize system performance, and ensure reliability across money-movement flows Reduce time to market by decomposing large feature requirements into small development tasks suitable for incremental releases Participate in design and code review with other team members Mentor junior members of the development team Manage software issues through tickets according to product development priorities Lead the adoption of best practices for coding standards, testing, and deployment Work with other FastSpring team members — Product, Risk, Finance, and Compliance — to understand and incorporate business and regulatory requirements (PCI-DSS, PSD2/SCA, 3DS2) into product solutions Flexible hours to work with local and remote team members on feedback and requirements Respond to production issues and apply continuous improvement techniques to fully re