Soundarya made her debut with the film Manavarali Pelli. The film did not bring her enough recognition but she worked hard and emerged as a star heroine. She banked on her performance more than glamour and it was her USP. The success of Ammoru made her a star in the industry. Her performance as Padmavathi from the film Chudalani Undi is still a remarkable one in the history of Telugu cinema.
Jagapathi Babu acted in the most number of films with Soundarya. Some of the films in the combination are Bhale Bullodu, Chilukapachcha Kapuram, Priyuralu, Allari Premikudu, Dongata, Pelli Peetalu, Sardhukupodham Randi, Moodu Mukkalaata.
The films in the combination of Venkatesh and Soundarya have also become hits. Super Police, Intlo Illalu Ontintlo Priyuralu, Pavutra Bandham, Pelli Chesukundham Raa, Jayam Manadera, Devi Putrudu and others are some films in their combination.
Soundarya bagged a Nandi award for her performance in the film Pavitra Bandham. She also played a negative shaded role in Na Manasistha Raa and impressed the audiences. She is a part of multiple languages like Hindi, Kannada, Tamil and Malayalam languages.