13 of 13 SQL Optimisation Jobs in London

Key Skills & Experience Extensive hands-on experience with Teradata and other enterprise data warehouses Strong knowledge of Teradata architecture, star/snowflake schemas, and SQL optimization Expertise in Teradata utilities: BTEQ, FastLoad, MultiLoad, TPT Solid understanding of Teradata Viewpoint, Query Grid, TD Stats, and TDWM Proven experience with Teradata More ❯

reliability, performance, and scalability of data infrastructure. Recruit and lead a growing team of data engineers. Tech Stack Python (3.10+), Pandas, NumPy PostgreSQL (TimescaleDB), SQL optimization RabbitMQ, ZeroMQ, Linux servers Prometheus, Grafana, Zabbix Requirements 5+ years of Data Engineering experience with expertise in Python and SQL. Proven leadership experience More ❯

analysis, gradually shifting towards a 50-50 balance. Data Quality & Governance: Ensuring data accuracy and reliability across commercial and marketing reports. Writing and optimising SQL queries, validating and comparing data pipelines. Supporting an on-prem to Azure migration, ensuring data integrity. Acting as a Data Steward for the marketing More ❯

reliability, performance, and scalability of data infrastructure. Recruit and lead a growing team of data engineers. Tech Stack Python (3.10+), Pandas, NumPy PostgreSQL (TimescaleDB), SQL optimization RabbitMQ, ZeroMQ, Linux servers Prometheus, Grafana, Zabbix Requirements 5+ years of Data Engineering experience with expertise in Python and SQL. Proven leadership experience More ❯

the days from home. Key Skills * Hands-on experience working with Teradata and other Datawarehouses. * Deep expertise in Teradata architecture, star schema, snowflake schema, SQL optimization, and Data Modelling. * Experience in implementation of Teradata utilities (BTEQ, Fast Load, Multiload, TPT etc.) for efficient Data loading. * Expertise in Teradata utilities More ❯

the days from home. Key Skills * Hands-on experience working with Teradata and other Datawarehouses. * Deep expertise in Teradata architecture, star schema, snowflake schema, SQL optimization, and Data Modelling. * Experience in implementation of Teradata utilities (BTEQ, Fast Load, Multiload, TPT etc.) for efficient Data loading. * Expertise in Teradata utilities More ❯

the days from home. Key Skills * Hands-on experience working with Teradata and other Datawarehouses. * Deep expertise in Teradata architecture, star schema, snowflake schema, SQL optimization, and Data Modelling. * Experience in implementation of Teradata utilities (BTEQ, Fast Load, Multiload, TPT etc.) for efficient Data loading. * Expertise in Teradata utilities More ❯

customer-facing role in the technology industry Experience in working with data lakes, modern data architectures, Lambda type architectures Proficiency in writing and optimizing SQL Knowledge of AWS services including S3, Redshift, EMR, Kinesis and RDS Experience with Open Source Data Technologies (Hadoop, Hive, Hbase, Pig, Spark, etc.) Ability … Java, etc) Experience building data products incrementally and integrating and managing datasets from multiple sources Query performance tuning skills using Unix profiling tools and SQL Experience leading large-scale data warehousing and analytics projects, including using AWS technologies - Redshift, S3, EC2, Data-pipeline and other big data technologies Linux More ❯

customer-facing role in the technology industry Experience in working with data lakes, modern data architectures, Lambda type architectures Proficiency in writing and optimizing SQL Knowledge of AWS services including S3, Redshift, EMR, Kinesis and RDS. Experience with Open Source Data Technologies (Hadoop, Hive, Hbase, Pig, Spark, etc.) Ability … Java, etc) Experience building data products incrementally and integrating and managing datasets from multiple sources Query performance tuning skills using Unix profiling tools and SQL Experience leading large-scale data warehousing and analytics projects, including using AWS technologies - Redshift, S3, EC2, Data-pipeline and other big data technologies Linux More ❯

and maintain reports for various back-office functions. Provide support for macro-enabled Office documents actively used across the business. Perform basic on-premises SQL Server administration tasks. Lead the transition of integration points from a traditional data stack to a modern, cloud-based architecture. Essential skills: Solid background … multiple tight deadlines Self-motivated with a proactive, solution-focused mindset Technical Proficiencies: C# with ASP.NET (Web Forms), Web Services, and Windows Services Microsoft SQL Serverdatabase development, data modelling, and multi-database querying Report generation tools such as SSRS, Crystal Reports, or similar Experienced with Azure DevOps Solid understanding … of system integration principles and practices Desirable skills: Proficient in Microsoft SQL Server database administration and performance tuning Skilled in optimising SQL queries and ensuring database efficiency Familiarity with financial terminology and standard finance practices Hands-on experience with SQL Server Integration Services (SSIS) Knowledge of Azure More ❯

assistant. Responsibilities of the role: Develop, test, and maintain APIs using FastAPI or Flask. Work with ORM tools (such as SQLAlchemy) and execute plain SQL queries. Design and implement web components using HTML, JavaScript, JSON, and React. Collaborate with data model developers to optimize queries and database performance. Contribute … and ability to collaborate in a fast-paced environment. Familiarity with generative AI technologies. Experience working with Oracle or PostgreSQL, including writing and optimizing SQL queries (desirable). Next steps: This client will only accept workers operating via an Umbrella or PAYE engagement model. If you are interested in More ❯

with the Analytics and Insights teams is essential to ensure they have seamless access to the necessary data, as well as assisting in optimizing SQL reporting processes. The ideal candidate will: Possess a strong curiosity and passion for exploring, transforming, and integrating data from diverse sources. Be adept at … with excellent communication skills and the confidence to engage with various stakeholders. Key Responsibilities: Support the development of the data warehouse and enhance the SQL reporting framework. Design, implement, and manage data pipelines to gather, process, and store information from multiple data sources, automating the transition from UAT to … evolve the Single Customer View to consolidate data from various sources. Demonstrate hands-on experience with Microsoft Azure technologies (including Synapse Analytics, Datalake, Azure SQL), as well as familiarity with DevOps and GitHub practices. Contract Details: Initially a Fixed Term Contract, likely transitioning to Permanent. 1-2 days a More ❯

with the Analytics and Insights teams is essential to ensure they have seamless access to the necessary data, as well as assisting in optimizing SQL reporting processes. The ideal candidate will: Possess a strong curiosity and passion for exploring, transforming, and integrating data from diverse sources. Be adept at … with excellent communication skills and the confidence to engage with various stakeholders. Key Responsibilities: Support the development of the data warehouse and enhance the SQL reporting framework. Design, implement, and manage data pipelines to gather, process, and store information from multiple data sources, automating the transition from UAT to … evolve the Single Customer View to consolidate data from various sources. Demonstrate hands-on experience with Microsoft Azure technologies (including Synapse Analytics, Datalake, Azure SQL), as well as familiarity with DevOps and GitHub practices. This role could accommodate 1 visit a month/fully remote for the right individual More ❯