Dr Bajaj completed her postgraduate training from the London Deanery. She accomplished her higher specialist training working at Young Epilepsy, Royal National Hospital of Orthopaedics, and Great Ormond Street Hospital (honorary contract). She is a Member and Fellow of the Royal College of Paediatrics and Child Health. She is a British Association of Community Child Health (BACCH) regional coordinator for East Anglia. She is an executive member of the George Still Forum for ADHD.

Dr Bajaj provides multidisciplinary assessments, where needed, and holistic management or care plans, working together with children/young people, parents, and carers. Some of her special interests include Autism, Attention deficit hyperactivity disorder (ADHD), Developmental assessment (Griffiths), Dyspraxia, Complex neuro disabilities including cerebral palsy, Learning difficulties, and Epilepsy.