
Empowering teams through learning and innovation
YLD is a London-based software engineering and digital product design consultancy that helps companies transition from a culture of delivery to a culture of learning. With a focus on the financial sector, YLD partners with clients like Monzo and Revolut to implement modern software engineering pract...
YLD offers comprehensive medical insurance, a mental health program, and a generous parental leave policy. Employees enjoy a £300/€300 annual hardware...
YLD fosters a culture that prioritizes learning and adaptation in a fast-evolving tech landscape. The company values agility and innovation, encouragi...

YLD • Portugal
YLD is hiring a Senior Backend Engineer to architect and build scalable API products. You'll work with C# and .NET Core in a remote-first environment. This role requires strong problem-solving skills and experience in designing fault-tolerant architectures.
You have 5+ years of backend engineering experience, particularly in building production systems at scale. You’ve owned services from design through deployment and have valuable insights from debugging complex distributed systems issues. Your expertise in C# and .NET Core allows you to create high-performance applications that meet user needs effectively. You are skilled in designing scalable, resilient, and fault-tolerant architectures, ensuring that the solutions you build can handle varying loads and maintain high availability. You thrive in collaborative environments, working closely with engineers, product owners, and other stakeholders to deliver impactful solutions. Your communication skills enable you to articulate technical concepts clearly to both technical and non-technical team members. You are a strong team player who enjoys contributing to a culture of innovation and continuous improvement.
Experience with cloud platforms such as AWS or Azure would be a plus, as would familiarity with API design principles and best practices. A background in consultancy or client-facing roles can enhance your ability to understand and meet client needs effectively.
As a Senior Backend Engineer at YLD, you will be responsible for architecting, designing, building, and delivering highly available API products and solutions. You will collaborate with cross-functional teams to identify exciting and results-oriented problems, ensuring that the solutions you develop deliver real value to clients. Your day-to-day tasks will include writing clear, maintainable code that scales effectively, contributing to production operations, and monitoring system performance to ensure reliability. You will also engage in code reviews and provide mentorship to junior engineers, fostering a culture of learning and growth within the team. Your role will require you to stay updated with industry trends and best practices, continuously seeking ways to improve the systems and processes you work with.
YLD provides a remote-first working environment, allowing you to maintain a healthy work-life balance while contributing to exciting projects. We value diversity and encourage applications from individuals of all backgrounds. Our team is committed to professional development, offering opportunities for growth and learning. You will be part of a supportive team that values collaboration and innovation, working together to create digital solutions that deliver lasting value to our clients. We believe in the importance of a positive workplace culture and strive to make YLD a place where talented individuals want to work, grow, and stay.
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