Role: Databricks Engineer
Location: London (3 days in a week)
Employment: Fulltime
Role Overview
We are seeking an experienced Azure Databricks Data Engineer to design, develop, deploy, and optimize scalable data solutions on Microsoft Azure. The ideal candidate will bring strong hands-on expertise in Azure Databricks, Apache Spark, PySpark, Python, and SQL, with proven experience building production-grade data pipelines, implementing governance through Unity Catalog, and automating deployments using GitLab-based CI/CD and Databricks Asset Bundles.
Key Responsibilities
Design, build, test, and maintain scalable batch and streaming data pipelines using Azure Databricks, Apache Spark, PySpark, Python, SQL, and Delta Lake.
Develop reusable ETL and ELT frameworks for data ingestion, transformation, validation, and publishing across lakehouse layers.
Design and manage Delta Tables, including schema evolution, data quality controls, reliability, and performance optimization.
Implement data governance, access control, cataloging, and lineage standards using Unity Catalog.
Create, schedule, monitor, and troubleshoot production workloads using Databricks Jobs and workflows.
Package and deploy Databricks resources across environments using Databricks Asset Bundles and GitLab-based CI/CD pipelines.
Integrate Databricks with Azure Data Lake Storage and Azure Data Factory for secure, reliable data processing.
Optimize Spark workloads, clusters, jobs, and storage patterns for performance, scalability, reliability, and cost efficiency.
Apply coding standards, version control, testing, documentation, and operational best practices using GitLab and Azure DevOps.
Collaborate with architects, analysts, and engineering teams to translate business requirements into maintainable technical solutions.
Required Skills and Experience
Strong hands-on experience with Azure Databricks and the Apache Spark execution architecture.
Advanced proficiency in PySpark, Python, and SQL for large-scale data processing and transformation.
Practical experience with Delta Lake, Delta Tables, Unity Catalog, Databricks Jobs, and Databricks Asset Bundles.
Proven experience designing and operating production-grade ETL or ELT pipelines on Azure.
Hands-on experience implementing CI/CD pipelines using GitLab, including automated validation and multi-environment deployments.
Working knowledge of Azure Data Lake Storage, Azure Data Factory, and Azure DevOps.
Demonstrated ability to tune Spark workloads and troubleshoot data pipeline performance and production issues.
Strong understanding of data engineering, governance, security, version control, testing, and deployment best practices.
Preferred Qualifications
Databricks Certified Data Engineer Associate or Professional certification.
Microsoft Azure data engineering certification or equivalent cloud certification.
Experience with medallion architecture, data quality frameworks, streaming pipelines, infrastructure as code, or lakehouse monitoring.
Exposure to enterprise data governance, regulated environments, or large-scale cloud data modernization programs.
About Cognizant
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Things to know before you apply
- Work authorization: Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.
- Accommodations: If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
- AI in hiring: We use artificial intelligence (AI) tools to help us screen and assess applications more efficiently. Our team performs additional human review and ultimately decides who moves forward in our hiring process.
- Open position: Unless otherwise stated, this job posting is for an open position on our team.
- Language proficiency: We ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
- Inclusion: Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.











