Software Engineer

Department: Research & Development Location: EMEA-Spain Description Role summaryThis position is ideal for mid-level software engineers to join a cross-functional, multi-regional development organization as a C Software Engineer, contributing to the development, testing, and delivery of software features that increase automation in the treatment planning process. Partnering with experienced engineers, QA, and product stakeholders, you will work with a broad set of technologies and tools, primarily within a Windows-based 3D CAD system written in C , as well as supporting cloud services built around it. This role focuses on hands-on development, feature implementation, and continuous improvement of existing systems. Role expectations Role expectations - Design, develop, troubleshoot, and debug software components and applications under guidance from senior engineers. - Participate in end-to-end software development activities, including implementation, testing, and maintenance of features. - Develop software, tools, and applications supporting product functionality, infrastructure, and technology platforms. - Analyze requirements and contribute to software requirement specifications and technical design documentation. - Implement new functionality and enhancements within assigned project or product areas. - Prototype features and solutions to validate technical approaches and support product evolution. - Analyze and improve existing algorithms and code with a focus on performance, quality, and maintainability. - Collaborate closely with QA teams to ensure high software quality through unit testing, bug fixing, and validation. - Participate in code reviews and follow established development best practices. - Interact with internal customers, product owners, and cross-functional teams to clarify requirements and deliver solutions. What We’re Looking For What we’re looking for: - Education: Bachelor’s degree in Computer Science or a related field. - Experience: 3-5 years of industry experience in software development. - Software fundamentals: Solid understanding of object-oriented programming, data structures, and algorithms. - Development practices: Experience with standard software development tools and practices, including version control, code reviews, unit testing, and bug tracking. - Technical skills: Strong C knowledge; working knowledge of Python, exposure to SQL, scripting languages, and relevant frameworks. - Mathematics: Basic to intermediate knowledge of mathematical concepts such as linear algebra or analytical geometry. - Domain exposure: Experience or interest in 3D computational software development. - Language: English proficiency at B2 level or above. - Soft skills: Willingness to learn, clear communication, ability to work independently with guidance, customer focus, and reliability under pressure. Complementary Skills Complementary skills - Experience working with Docker, cloud computing platforms, and APIs integrated with desktop or CAD-based applications. - Strong architectural thinking and ability to influence technical direction across teams. - Leadership mindset with the ability to mentor engineers and drive technical excellence. - High level of ownership, accountability, and collaboration in cross-functional environments. Applicant Privacy Policy Review our Applicant Privacy Policyfor additional information. Equal Opportunity Statement Align Technology is an equal opportunity employer. We are committed to providing equal employment opportunities in all our practices, without regard to race, color, religion, sex, national origin, ancestry, marital status, protected veteran status, age, disability, sexual orientation, gender identity or expression, or any other legally protected category. Applicants must be legally authorized to work in the country for which they are applying, and employment eligibility will be verified as a condition of hire.