User Experience, often abbreviated to UX, is a significant skill in the technology sphere, primarily in roles related to product development, web development, and software engineering. When companies list "UX" as a required skill, they seek candidates who can effectively design, test, and implement digital interfaces that offer an intuitive and enjoyable experience for the end-user.

Experts in UX are adept at understanding their user's needs and creating easy-to-use, aesthetically pleasing applications and designs that meet those needs. They work on streamlining the interaction between users and software or hardware, making the overall experience smooth and satisfying.

There are several tasks a UX professional might handle, for instance, user research, designing wireframes, creating user personas, and executing usability tests. Proficiency in multiple UX design tools like Sketch, InVision, or Adobe XD is also important. Moreover, having an understanding of coding languages (such as HTML, CSS, JavaScript) can amplify the execution of their design visions.

Strong communication and collaboration skills are integral to UX roles. UX professionals often collaborate with multidisciplinary teams, including UI designers, software engineers, and product managers, to ensure that end products or services align with business objectives while fulfilling user needs.

For those desiring to master UX, having foundational skills in Graphic Design, Visual Communication, and Human-Computer Interaction (HCI) would be beneficial. Prior competency in these areas will make the transition to UX smoother. Equally important is a user-centric mindset, the ability to think critically and empathetically about how users engage with technology.

In summary, UX professionals play an integral role in creating positive user experiences that drive user satisfaction and engagement. Companies seeking this skill are looking for tech-savvy, empathetic, and design-minded professionals who can understand and translate user needs into practical and pleasing solutions.