An exciting opportunity for a Mid-Level Software Developer to join a growing FinTech business developing market-leading financial planning and modelling technology used by major financial institutions across the UK. You''ll join a highly skilled engineering team working on modern, complex applications, with exposure to cloud technology, CI/CD, financial modelling, and AI-assisted software development. This is a great opportunity for a developer who enjoys solving technical problems, taking ownership, and working in an environment where you''re encouraged to build, improve and experiment. Skills required: Strong commercial Node.js, TypeScript and JavaScript experience Full-stack experience with React and Node.js Experience with MongoDB, Redis or similar technologies Good knowledge of Git, CI/CD, and automated testing Understanding of modern software engineering and Agile development Strong problem-solving skills and a proactive approach Experience using AI-assisted development tools would be highly beneficial What You''ll Be Doing: Build and maintain applications using TypeScript, JavaScript, and Node.js Work across the stack with React, Node.js, MongoDB and Redis Develop and improve financial modelling applications Build and maintain CI/CD pipelines and containerised environments Use modern AI development tools to support coding, refactoring and debugging Review AI-generated code for security, performance and quality Develop automated unit, integration and end-to-end ..... full job details .....