Senior Engineer - Software Development

For more than 40 years, Accelya has been the industry’s partner for change, simplifying airline financial and commercial processes and empowering the air transport community to take better control of the future. Whether partnering with IATA on industry-wide initiatives or enabling digital transformation to simplify airline processes, Accelya drives the airline industry forward and proudly puts control back in the hands of airlines so they can move further, faster.

Roles & Responsibilities

Software Development

• Design, develop, and maintain scalable web applications using .NET Core / ASP.NET Core.
• Develop responsive and reusable user interfaces using React and JavaScript.
• Design and develop RESTful APIs and backend services using .NET Core.
• Write efficient, maintainable, and reusable code following established coding standards and design principles.
• Work with SQL databases to design queries, stored procedures, database objects, and optimize application data access.
• Analyze and troubleshoot application issues across frontend, backend, and database layers.
• Participate in code reviews and ensure adherence to development and quality standards.

Architecture & Technical Design

• Contribute to application architecture and technical design decisions.
• Design scalable and maintainable application components following appropriate design patterns and principles.
• Identify performance bottlenecks and implement appropriate optimization strategies.
• Evaluate tech
• Evaluate technical approaches and recommend solutions based on scalability, maintainability, and performance.
• Participate in modernization and technology migration initiatives where required.

Quality & Engineering Practices

• Develop unit and integration tests to ensure application reliability and maintainability.
• Investigate defects and production issues and implement effective root-cause fixes.
• Follow secure coding practices and contribute to application security improvements.
• Maintain technical documentation for application components and solutions.
• Collaborate with QA teams to support functional, regression, performance, and integration testing.

Collaboration & Leadership

• Work closely with Product Managers, Architects, Business Analysts, QA and other engineering teams.
• Participate in Agile/Scrum ceremonies including sprint planning, refinement, reviews, and retrospectives.
• Provide technical guidance and mentorship to junior developers.
• Conduct and participate in technical and code reviews.
• Communicate technical issues, solutions, and progress effectively to both technical and non-technical stakeholders.

Required Skills

Core — Must Have

• Strong hands-on experience with .NET Core / ASP.NET Core and C#.
• Strong hands-on experience developing frontend applications using React.
• Practical experience with AI-assisted software development and prompt engineering, including writing effective prompts for code generation, debugging, code review, documentation, and solution design using AI tools.
• Strong proficiency in JavaScript, including ES6+ concepts and modern frontend development practices.
• Strong experience with SQL and relational databases.
• Hands-on experience developing and consuming RESTful APIs.
• Good understanding of web application architecture and client-server communication.
• Experience with software design principles, design patterns, and clean coding practices.
• Experience with debugging, performance optimization, and production issue troubleshooting.
• Good understanding of Git and source-code management practices.
• Experience working in an Agile/Scrum software development environment.

Good to Have

• Experience with Java and/or Java-based backend applications.
• Exposure to NoSQL databases such as MongoDB, Elasticsearch, or equivalent.
• Experience with CI/CD pipelines and tools such as GitLab CI, Jenkins, or GitHub Actions.
• Exposure to Docker and containerized application deployment.
• Experience with cloud platforms such as AWS or Azure.
• Knowledge of automated testing frameworks and tools.
• Exposure to application monitoring, logging, and performance analysis tools.
• Experience with microservices architecture.
• Knowledge of secure application development and OWASP principles.

Education

Bachelor's or Master's degree in one of the following fields, or equivalent practical experience:

• Computer Science
• Computer Engineering
• Information Technology
• Software Engineering
• Related technical discipline

Relevant technical certifications are considered a plus.

Experience

• 4–7 years of hands-on industry experience in software development.
• Demonstrable experience building and maintaining enterprise-grade web applications using .NET Core and React.
• Strong experience working across frontend, backend, and SQL/database layers.
• Experience participating in technical design, code reviews, troubleshooting, and production support.
• Experience working in Agile development environments and cross-functional engineering teams.
• Demonstrated ability to mentor junior engineers and contribute to technical decision-making.

What does the future of the air transport industry look like to you? Whether you’re an industry veteran or someone with experience from other industries, we want to make your ambitions a reality!