Available to hire
I am a visionary, strategic, and transformational Data & AI leader with over 22 years of experience driving digital reinvention in tier-1 financial institutions. Most recently, I have spearheaded the Generative AI strategy and business problem solving at Lloyds Banking Group, focusing on delivering enterprise-wide AI solutions that drive real-world business impact. My expertise combines deep technical skills in cloud-native platforms, large language models, AI agents, and regulatory compliance within financial services.
I have led cross-functional teams to deploy scalable AI architectures and governance frameworks in regulated environments, championing GDPR and FCA compliance. My passion is building high-performance AI teams and aligning innovation with enterprise value by driving adoption of cutting-edge AI technologies, from cloud migration to secure multi-cloud LLM experimentation environments and co-pilot frameworks enhancing customer engagement.
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Work Experience
Head of Data & AI – Enterprise Data Platform at Lloyds Banking Group
April 1, 2021 - PresentLed development and execution of the enterprise data architecture and cloud migration strategies. Headed the transformative deployment of Generative AI-powered tools across customer service, compliance, and operations, including GPT-4 based regulatory reporting assistants and GenAI co-pilot frameworks improving customer insights and recommended actions. Introduced real-time fraud detection with LangChain and Pinecone, reducing latency by 30%. Delivered secure GenAI experimentation environments with audit traceability to meet GDPR and FCA standards. Led a 50+ cross-functional team delivering cloud-native AI infrastructure on Azure and GCP.
Director – Big Data & Cloud Data Architect at UBS AG, London
April 1, 2021 - August 27, 2025Led enterprise-wide data ecosystem modernization migrating legacy systems to Azure-based platforms. Architected Lakehouse and Data Fabric infrastructure with ADLS Gen2, EventHub, and Azure Databricks. Delivered real-time streaming pipelines using Confluent Kafka for risk analytics and market surveillance. Designed microservices architecture with Java and Spring Boot. Partnered with CDO and CSO on governance and data catalog integration. Rolled out Denodo for data virtualization and implemented automation and monitoring for metadata and data quality.
Chief Engineer – Data Platform IT Owner at Lloyds Banking Group
March 1, 2019 - August 27, 2025Directed architecture and delivery of scalable data pipelines using Spark, Kafka, and Java. Implemented machine learning models for customer segmentation and fraud detection. Led migration of legacy systems to Snowflake and cloud platforms improving agility and reducing total cost of ownership. Established DevOps CI/CD practices reducing release times by 50%.
Senior Data Architect at Persistent Systems Ltd (For a Leading Bank)
March 1, 2018 - August 27, 2025Led data modernization efforts focused on cloud migration strategies. Designed data models for warehouse platforms using Snowflake modeling approaches. Implemented data governance frameworks and developed scalable real-time analytics platforms to improve decision-making.
Senior Consultant – Big Data at Infosys Ltd (Worked for HSBC)
March 1, 2017 - August 27, 2025Architected Payment Data Lake using big data Hadoop platforms for HSBC. Designed complex data integrations across multiple data lakes. Designed data models using Snowflake modeling approach. Led teams developing real-time analytics dashboards.
Data Architect & Engineer at Wipro Technologies
March 1, 2015 - August 27, 2025Delivered enterprise-scale data warehousing architecture for large UK clients. Designed data models using Snowflake modeling approach. Developed data integration pipelines supporting large-scale banking operations.
Senior Data Engineer at iGate Global Solutions Ltd
March 1, 2005 - August 27, 2025Developed data warehouse strategies for agricultural and construction equipment finance and leasing clients. Designed data models for warehouse platforms using Snowflake modeling approach. Implemented data security and compliance solutions.
Consultant Developer at SchlumbergerSema
October 1, 2001 - August 27, 2025Built mobile ticketing systems for UK National Rail and developed secure data exchange solutions for enterprise applications.
Head of Data & AI – Enterprise Data Platform at Lloyds Banking Group
April 1, 2021 - PresentLed enterprise data architecture and cloud migration strategies. Executed enterprise Generative AI transformation deploying LLM-powered tools across customer service, compliance, and operations. Delivered GPT-4 based regulatory reporting assistant and GenAI co-pilot framework for customer insights and next-best-action. Developed real-time fraud detection pipeline integrating LangChain and vector search. Delivered secure GenAI experimentation environment compliant with GDPR and FCA standards. Managed 50+ cross-functional teams spanning engineering, risk, and data governance.
Director – Big Data & Cloud Data Architect at UBS AG, London
April 1, 2021 - August 27, 2025Led enterprise-wide data ecosystem modernization by migrating legacy systems to scalable Azure-based platforms. Architected Lakehouse and Data Fabric infrastructure using ADLS Gen2, EventHub, and Azure Databricks. Delivered real-time event-driven data streaming pipelines via Confluent Kafka for risk analytics and market surveillance. Designed microservices architecture with Java, Spring Boot, and AKS to support analytics services. Collaborated on governance initiatives involving lineage tracking and data catalog integration. Introduced Denodo for secure data virtualization and automation in ELT workflows.
Chief Engineer – Data Platform IT Owner at Lloyds Banking Group
March 31, 2019 - August 27, 2025Directed architecture and delivery of scalable data pipelines using Spark, Kafka, and Java. Implemented machine learning models for customer segmentation and fraud detection. Migrated legacy systems to Snowflake and cloud platforms to improve agility and reduce total cost of ownership. Established DevOps CI/CD practices for data platforms, reducing release cycles by 50%.
Senior Data Architect at Persistent Systems Ltd (For a Leading Bank)
March 31, 2018 - August 27, 2025Led data modernization initiatives focusing on cloud migration strategies. Designed Snowflake data models for warehouse platforms. Developed scalable real-time data analytics platforms and implemented data governance frameworks for banking clients.
Senior Consultant – Big Data at Infosys Ltd (Worked for HSBC)
March 31, 2017 - August 27, 2025Architected payment data lake using Hadoop big data platforms for HSBC. Designed complex data integrations from multiple data lakes and Snowflake-based data models for warehouse platforms. Led teams in the development of real-time analytics dashboards.
Data Architect & Engineer at Wipro Technologies
March 31, 2015 - August 27, 2025Delivered enterprise-scale data warehousing architecture for large UK clients. Designed Snowflake data models and data integration pipelines to support large-scale banking operations.
Senior Data Engineer at iGate Global Solutions Ltd
March 31, 2005 - August 27, 2025Developed data warehouse strategies for agricultural and construction equipment finance and leasing clients. Designed Snowflake data models and implemented data security and compliance solutions.
Consultant Developer at SchlumbergerSema
October 31, 2001 - August 27, 2025Built mobile ticketing systems for UK National Rail and developed secure data exchange solutions for enterprise applications.
Head of Data & AI – Enterprise Data Platform at Lloyds Banking Group
April 1, 2021 - PresentLed the enterprise data architecture and cloud migration strategy while spearheading the Generative AI transformation by deploying LLM-powered tools for customer service, compliance, and operations. Delivered GPT-4 based regulatory reporting assistants, GenAI co-pilot frameworks, and real-time fraud detection pipelines integrating LangChain and Pinecone. Established secure, audit-ready GenAI experimentation environments ensuring GDPR and FCA compliance. Managed a 50+ cross-functional team delivering cloud-native AI infrastructure across Azure and GCP, rationalized AI tooling for enterprise scalability.
Director – Big Data & Cloud Data Architect at UBS AG, London
April 1, 2021 - August 27, 2025Led enterprise-wide data ecosystem modernization by migrating legacy systems to scalable Azure-based data platforms with Lakehouse and Data Fabric infrastructure. Delivered real-time data streaming pipelines using Confluent Kafka, designed microservices architecture with Java and Spring Boot, and implemented advanced governance with lineage tracking using Collibra. Rolled out data virtualization via Denodo and automated ELT workflows while ensuring metadata and data quality compliance.
Chief Engineer – Data Platform IT Owner at Lloyds Banking Group
March 1, 2019 - August 27, 2025Directed architecture and delivery of scalable data pipelines using Spark, Kafka, and Java. Implemented machine learning models addressing customer segmentation and fraud detection. Migrated legacy systems to Snowflake and cloud platforms to improve agility and reduce total cost of ownership. Developed CI/CD DevOps practices, reducing release time by 50%.
Senior Data Architect at Persistent Systems Ltd (For a Leading Bank)
March 1, 2018 - August 27, 2025Led data modernization efforts focused on cloud migration and designed Snowflake-based data models for a large-scale data warehouse platform. Developed data governance frameworks and built scalable real-time data analytics platforms to enhance decision-making capabilities.
Senior Consultant – Big Data at Infosys Ltd (Worked for HSBC)
March 1, 2017 - August 27, 2025Architected payment data lake using Hadoop platforms for HSBC and designed data models with Snowflake approaches. Led teams developing real-time analytics dashboards and complex data integrations from multiple diverse data lakes.
Data Architect & Engineer at Wipro Technologies
March 1, 2015 - August 27, 2025Delivered enterprise-scale data warehousing architectures, designed Snowflake data models, and created data integration pipelines supporting large-scale banking operations.
Senior Data Engineer at iGate Global Solutions Ltd
March 1, 2005 - August 27, 2025Developed data warehouse strategies for agricultural and construction equipment finance clients. Designed Snowflake data models and implemented data security and compliance solutions.
Consultant Developer at SchlumbergerSema
October 1, 2001 - August 27, 2025Built mobile ticketing systems for UK National Rail and developed secure data exchange solutions for enterprise applications.
Education
MSc in Information Technology at Annamalai University
January 11, 2030 - August 27, 2025B.Sc. (Hons) in Physics at Calcutta University
January 11, 2030 - August 27, 2025MSc in Information Technology at Annamalai University
January 11, 2030 - August 27, 2025B.Sc. (Hons) in Physics at Calcutta University
January 11, 2030 - August 27, 2025MSc in Information Technology at Annamalai University
January 11, 2030 - August 27, 2025B.Sc. (Hons) in Physics at Calcutta University
January 11, 2030 - August 27, 2025Qualifications
PG Diploma in Computer Application Programming
January 11, 2030 - August 27, 2025AI Generalist hands-on AI programme from Outskill
January 11, 2030 - August 27, 2025GCP Certified Professional Data Engineer
January 11, 2030 - August 27, 2025Hortonworks (Cloudera) Data Platform (HDP) Certified Hadoop Administrator (HDPCA)
January 11, 2030 - August 27, 2025Leadership Training in Lloyds Banking Group
January 11, 2030 - August 27, 2025Generative AI Fundamentals & Responsible AI – Google Cloud
January 11, 2030 - August 27, 2025PG Diploma in Computer Application Programming
January 11, 2030 - August 27, 2025AI Generalist hands-on AI programme from Outskill
January 11, 2030 - August 27, 2025GCP Certified Professional Data Engineer
January 11, 2030 - August 27, 2025Hortonworks (Cloudera) Data Platform (HDP) Certified Hadoop Administrator (HDPCA)
January 11, 2030 - August 27, 2025Leadership Training in Lloyds Banking Group
January 11, 2030 - August 27, 2025Generative AI Fundamentals & Responsible AI – Google Cloud
January 11, 2030 - August 27, 2025PG Diploma in Computer Application Programming
January 11, 2030 - August 27, 2025AI Generalist Hands-on AI Programme
January 11, 2030 - August 27, 2025GCP Certified Professional Data Engineer
January 11, 2030 - August 27, 2025Hortonworks Data Platform (HDP) Certified Hadoop Administrator (HDPCA)
January 11, 2030 - August 27, 2025Leadership Training, Lloyds Banking Group
January 11, 2030 - August 27, 2025Generative AI Fundamentals & Responsible AI – Google Cloud
January 11, 2030 - August 27, 2025Industry Experience
Financial Services, Software & Internet, Professional Services, Computers & Electronics
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
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Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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