UI / UX designer needed

We're looking for a UI / UX designer for our startup. We've clients across industry verticals (security, social networks, enterprise apps etc) that require design for mobile and web applications - either from ground up or taking up existing UX and modifying it. Expecting the following skills :

• Ability to develop Mobile Assets such as Icons, graphics and logo with appropriate conceptual Sketching, Wire-Framing.
• Taking ownership on one or more parts of the Mobile/Web Application user experience, design appropriate interactions and interfaces.
• Proficient with Sketch, Adobe Photoshop, Illustrator and other UI design tools.
• Understanding of Apple’s Human Interface Guidelines and Google Material Design.
• Working knowledge of responsive design techniques
• Good visual design skills with sensitivity to UI/UX.
• Use state of the art design techniques to design a nice look and feel for the apps

We're looking for someone with 2 - 5 years experience and who's interested in a continuous enagement. This is not just a one-time gig, but will lead to regular work from across our client portfolio as and when requirements come in.