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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Engineer - **Company:** REYAN TECHNOLOGIES LTD - **Location:** Hounslow, UK - **Experience:** Expert - **Salary:** £36,000.0 - £42,000.0 - **Contract:** Permanent contract - **Skills:** Sql Data Warehouse, Artificial Intelligence, Data Analysis, Microsoft Azure, Business Intelligence Development, Big Data, Cloud Computing, Cloud Database, Cloud Storage, Data as a Services, Data Validation, Data Cleansing, Information Engineering, Data Integration, Extract Transform Load (ETL), Data Transformation, Data Migration, Data Systems, Data Warehousing, Database Development, Distributed Computing Environment, Revision Control Systems, Python (Programming Language), SQL Azure, Performance Tuning, Scrum Methodology, Query Optimization, Power BI, Software Tools, Azure Data Lake, SQL Stored Procedures, SQL Databases, SQL Server Integration Services, Subversion, Data Processing, Data Ingestion, Azure Data Factory, Snowflake, Database Optimization, Apache Spark, Git, Information Technology, Data Analytics, Star Schema, Integration Frameworks, Data Management, Tools for Reporting, Cloud Migration, Azure Synapse Analytics, Data Pipelines, Databricks - **Published:** August 4, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=f3afcb4222e39551 ## About the Role · Master's degree in computer science (mandatory). · 8+ years of experience in Data Engineering, Data Analysis, BI Development, or a similar data-focused role. · Experience working with Snowflake or other cloud-based data warehouse platforms. · Strong expertise in SQL development, query optimisation, and data modelling. · Experience designing, developing, and maintaining ETL/ELT pipelines. · Hands-on experience with Microsoft Azure data services, including Azure Data Factory, Azure SQL Database, Azure Databricks, Azure Data Lake Storage, and Azure Synapse Analytics. · Working knowledge of Apache Spark and distributed data processing. · Strong proficiency in Python, SQL, and data transformation techniques. · Good understanding of data warehousing concepts, including Star Schema and Snowflake Schema. · Experience with cloud storage solutions and reporting tools such as Power BI. · Knowledge of data validation, data quality, reconciliation, and performance optimisation techniques. · Experience working with ETL tools such as SSIS and cloud-based data integration platforms. · Experience with version control tools such as Git or SVN. · Good stakeholder communication and collaboration skills with the ability to work effectively across technical and business teams. · Experience working in Agile/Scrum development environments. Desirable Skills: · Exposure to Snowflake or other cloud data warehouse technologies. · Knowledge of Azure AI or data analytics services. · Experience developing interactive dashboards using Power BI. · Familiarity with data migration and cloud transformation projects. · Understanding of database performance tuning and query optimisation. · Experience working with large and complex datasets. · Ability to troubleshoot and resolve data-related issues efficiently. · Willingness to learn and adopt new cloud technologies and data engineering tools. · Strong attention to detail and commitment to data quality., * Master's (required), * Data Engineering, Data Analysis, BI Development.: 8 years (required) ## Description Reyan Technologies Ltd is looking for a skilled Data Engineer to join our team and support the design, development, and maintenance of data solutions that enable business insights. As a Data Engineer, you will be responsible for developing and maintaining ETL/ELT processes, cleansing and validating data, optimizing SQL queries, and building reliable data pipelines. You will work closely with developers, analysts, and business stakeholders to deliver scalable and high-quality data solutions while contributing new ideas to improve existing processes. Job Role and Responsibilities: · Build, maintain, and support data pipelines using Azure Data Factory and Snowflake. · Develop and maintain ETL/ELT processes for integrating data from multiple source systems. · Design and maintain data warehouse structures using star and snowflake schemas. · Write, review, and optimise SQL queries, stored procedures, views, and functions. · Perform data cleansing, validation, reconciliation, and quality checks to ensure accurate reporting. · Support data migration, transformation, and integration activities across cloud and on-premises environments. · Develop and maintain Azure Data Factory pipelines for data ingestion and transformation. · Work with Azure Data Lake Storage, Azure SQL Database, and Azure Databricks to support data processing requirements. · Assist in developing Spark-based data processing solutions where required. · Collaborate with Business Analysts, Developers, and QA teams to understand business requirements and deliver data solutions. · Support reporting and analytics teams by preparing reliable datasets for Power BI and other reporting tools. · Monitor ETL jobs, troubleshoot failures, and optimise pipeline performance. · Participate in Agile/Scrum ceremonies including sprint planning, stand-ups, reviews, and retrospectives. · Contribute ideas for improving data engineering processes and automation. ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [REST, GraphQL, gRPC, and more: A comparison of modern API styles](https://www.wearedevelopers.com/videos/100247-rest-graphql-grpc-and-more-a-comparison-of-modern-api-styles) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Data Analytics with Microsoft Fabric: End-to-End Use Case with Data Agents](https://www.wearedevelopers.com/videos/1547-data-analytics-with-microsoft-fabric-end-to-end-use-case-with-data-agents) - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Software Engineer Salary in The UK](https://www.wearedevelopers.com/magazine/231-software-engineer-salary-in-the-uk)