Azure Cosmos DB Developer

Azure Cosmos DB Developer Location: London (Hybrid - 1-3 days in the office) Contract: 6 Months We are looking for an experienced Azure Cosmos DB Developer to join a major financial services technology programme. This is an excellent opportunity to work on critical application and data engineering initiatives, building scalable cloud-native solutions within a complex financial markets environment. You will play a key role in developing and optimising Cosmos DB applications, improving database performance and delivering efficient data pipelines using Microsoft Fabric and PySpark. Key Skills & Experience: Strong hands-on experience with Azure Cosmos DB, including SQL API and Mongo API. Excellent knowledge of Cosmos DB Change Data Feed (CDF) and Spark integration. Strong PySpark and Apache Spark distributed computing experience. Experience with Cosmos DB SDKs, including .NET, Java, Python or Node.js. Expertise in NoSQL data modelling, partitioning, indexing and query optimisation. Experience managing throughput and minimising Request Unit (RU) consumption. Hands-on experience with Pytest and automated unit/integration testing. Knowledge of Git, GitLab DevOps and CI/CD pipelines. Experience with Microsoft Fabric and PySpark data pipelines. For more information or to apply directly, please email I review applications daily and will contact shortlisted candidates as quickly as possible.

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