LPL Financial LLC is seeking a Senior Engineer, Software Developer to design and develop high-volume, low-latency applications for mission-critical systems. The role involves supporting the delivery of high availability and performance using technologies such as ASP.NET, C#, Angular, jQuery, and MS SQL Server 2012+. The candidate will be responsible for translating business problem statements into technical solutions, planning sprints for quality demonstrations, collaborating with product owners and managers, conducting technical assessments of risks and issues, and coaching the team in developing appropriate technical documentation in accordance with SDLC guidelines.