Senior Business Analysts who stay on the individual contributor track typically specialise in a domain: financial services regulation, ERP systems, API and data integration, or digital transformation. The most technically oriented BAs carry SQL skills, data analysis capabilities, and an understanding of API design, which opens roles at the intersection of BA and product management or analytics engineering. Domain expertise combined with technical literacy is the highest-value combination.
Senior BA to Lead BA or Business Analysis Manager to Head of Business Analysis to Delivery Director. The management path requires developing governance and programme-level stakeholder management skills. The jump from Lead BA to Head of Business Analysis often involves moving from requirements ownership to practice ownership: setting standards, developing junior analysts, and owning the BA capability across a programme or organisation.