Senior Principal Engineer

Senior Principal Engineer.NET and Java stack Hybrid (London, UK)Cititec Talent are working with a worldwide FinTech company focused on creating secure, simple, and innovative solutions for the payments economy. They connect individuals, businesses, and financial institutions through seamless payment transactions. They are looking for a Senior Principal Engineer to join their wider team in a key lead position. Role Description:As a Senior Principal Engineer, you will lead the design, development, and implementation of our client's payment solutions. You will work closely with cross-functional teams to ensure their products meet the highest standards of quality and reliability. Your role will involve hands-on coding, architectural decision-making, and team mentorship. You will be responsible for the end-to-end delivery of software products, ensuring they are scalable, resilient, and aligned with business goals.Key Responsibilities:Leadership and Ownership: Lead the engineering team in developing robust .NET and Java solutions. Oversee the full software development lifecycle from design to deployment.Architecture and Development: Design scalable and resilient software architectures.Team Enablement: Mentor and guide engineers, fostering continuous improvement. Collaborate with product managers to align on business goals.Technical Expertise:Extensive experience in .NET development, with a solid understanding of C# and the .NET framework.Proficiency in Java as a secondary language/skill.Industry experience in another strong FinTech, ideally Payments focussed. Proven track record in designing and developing scalable, resilient enterprise solutions.Deep understanding of microservices architecture and domain-driven design principles.Experience with cloud-native solutions and cloud infrastructure, particularly with Azure or AWS.If you are passionate about technology and excited to drive engineering excellence in a leading payments company, apply below!