Senior Software Developer, Frontend

At OneSpan , we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences. We are looking for a skilled Front-End Developer to own and shape our demo engineering practice from the ground up. You will build and maintain scalable, reliable demo experiences that directly influence how customers experience and adopt our product — with high visibility across product, sales, and leadership. You will work closely with the JS App SDK development team and collaborate with tech leads across App SDK teams. Responsibilities Design, build, and maintain responsive front-end demos (JS/HTML/JSP) that showcase the product's capabilities convincingly to prospects and clients Ensure demos run smoothly in both local (Docker) and cloud environments, with a focus on stability during live presentations Develop reusable, flexible front-end components and demo frameworks that allow new customer scenarios to be turned around quickly without rebuilding from scratch Integrate front-end components with RESTful APIs Collaborate with the JS App SDK development team and backend engineers as needed Participate in design reviews, code reviews, and architecture discussions to ensure scalable and maintainable solutions Adapt quickly to shifting product priorities and evolving PM needs without compromising demo quality Qualifications Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field 7+ years of professional software development experience, with a strong emphasis on front-end development Strong proficiency in JavaScript, HTML, CSS, and jQuery Experience with AI-assisted coding tools Familirarity with platform framework and knowledge of Cordova, Ionic, Kotlin, or flutter Exposure to Mobile development (ioS/Android) Experience with Bootstrap, JSP, and React Familiarity with Docker, cloud-based deployments and RESTful APIs Experience developing applications for enterprise environments What Will Set You Apart Demonstrated ability to design for flexibility and reuse from the start — so new customer scenarios don't require rebuilding from zero Experience in SaaS or enterprise software companies, particularly in pre-sales or demo engineering roles Comfort with ambiguity and fast turnarounds while maintaining quality #LI-Onsite #LI-LS1