Senior Software Engineer

Skills and Competencies

• Backend Development: 6+ years of experience with Python and frameworks such as Django, FastAPI, or Flask
• Frontend Development: 6+ years of experience with React, JavaScript, HTML, and CSS
• Cloud & DevOps: Proven experience in developing containerised or serverless applications on AWS and Azure; familiarity with creating and maintaining CI/CD pipelines is a plus
• Proficient in working with both SQL and NoSQL databases
• Basic understanding of artificial intelligence concepts, with curiosity and enthusiasm for learning how AI tools can be used to improve processes and drive efficiency
• Interest in exploring AI systems and a willingness to develop awareness of responsible AI practices, including risk management and ethical use
• Hands-on experience with testing frameworks (unittest, Pytest, Jest, Cypress) and API testing tools like Postman
• Knowledge of MS Teams app development (tabs, bots, extensions) is an advantage
• Strong experience with Git and managing Docker images and containers
• Solid understanding of system architecture, secure coding practices, authentication, authorization, and encryption
• Comfortable working in Unix-like environments
• Excellent problem-solving and debugging abilities, attention to detail, strong communication and teamwork skills, and ability to thrive in a fast-paced environment while meeting deadlines

Education

• Master’s or Bachelor’s degree in Computer Science, Software Engineering, or a related field

Responsibilities

We are seeking an accomplished Senior Software Engineer to join our dynamic team. The ideal candidate will bring deep expertise in backend development using Python frameworks and frontend development with React. This role involves driving technical excellence and collaborating closely with developers, designers, and product managers to architect, deliver, and optimise scalable, innovative solutions that drive business impact while continuously enhancing existing systems

• Design, develop, and maintain robust backend and frontend solutions using Python, React, JavaScript, HTML, CSS, and modern web frameworks
• Architect and implement cloud-native applications on AWS and Azure, ensuring scalability, reliability, and cost efficiency
• Build and maintain apps on collaborative platforms such as MS Teams
• Contribute to the design and development of AI-driven solutions to enhance product capabilities
• Collaborate with designers and product managers to deliver responsive, user-friendly interfaces aligned with business requirements
• Write secure, performant, reusable, testable, and efficient code following industry best practices
• Lead and participate in code reviews to uphold quality standards and mentor junior developers
• Provide technical guidance and mentorship to junior team members
• Design, enhance, and test REST APIs and application integrations for seamless interoperability
• Debug and troubleshoot complex issues across the full stack, ensuring timely resolution
• Contribute to CI/CD pipeline improvements and DevOps practices for streamlined deployments
• Ensure compliance with security standards, authentication, authorisation, and data protection guidelines
• Document technical designs, workflows, and APIs for maintainability and knowledge sharing
• Ensure applications are optimised for performance, scalability, and maintainability
• Collaborate with stakeholders to translate business requirements into technical solutions
• Stay current with emerging technologies, frameworks, and tools, and advocate for their adoption where beneficial
• Engage in team meetings, sprint planning, and cross-functional discussions to align technical solutions with strategic goals

About the team

The Corporate Systems team, part of the Technology Services Group, supports Moody’s core business and technology operations by enabling reliable day to day execution, strong coordination, and effective governance across corporate platforms and shared services. The team partners closely with senior leaders, product teams, and key stakeholders across the enterprise to drive operational excellence while also advancing innovation, including the adoption and enablement of AI driven capabilities. By bringing structure, clarity, and rigor to complex environments, Corporate Systems team members contribute to high impact work that improves how technology is delivered, operated, and evolved across the organization—helping ensure Moody’s systems are resilient, forward looking, and positioned for continued growth.