1 to 25 of 798 SQL Jobs in London

role We are looking for a hands-on Senior Data Architect who is equally comfortable designing the target state for a multi-system SQL data estate, writing and tuning the T-SQL that delivers it, and standing up the security, monitoring and operational practices that keep it running. You will … warehouse and data lake to a modern dimensional model, finish the rollout of a principle-of-least-privilege security model across a multi-server SQL estate, and continue the migration of our reporting estate from SSRS to Power BI. You will set the technical direction for the data team ...

Database Administrator SQL Server T-SQL Sunbury On Thames/West London (Hybrid - 2 days from home p/w) £60,000 - £65,000 base + excellent bens (see below) Are you a skilled Database Administrator seeking an exciting new challenge in a collaborative, forward-thinking development environment … thrive on optimising SQL infrastructure, safeguarding data integrity, and partnering with development teams to shape scalable software solutions, this is a must-apply opportunity for you. A globally recognised technology leader based in Sunbury-on-Thames is looking for a proactive Database Administrator to manage, secure, and evolve their core ...

e.g. Power BI) Deep understanding of data warehousing concepts, ETL/ELT pipelines and dimensional modelling Proficiency in advanced programming languages (Python/PySpark, SQL) Experience in data pipeline orchestration (e.g. Airflow, Data Factory) Familiarity with DevOps and CI/CD practices (Git, Azure DevOps etc) Ability to communicate technical ...

Data Migration Consultant l Migration l Wealth management l Intelliflo l Xplan l Curo l T-SQL l SQL Server l End-to-end l 6-Month Contract | £500 per day | Outside IR35 l Hybrid London We're supporting a high-growth consultancy delivering data and system migrations across … client stakeholders to ensure accurate, high-quality outcomes. Key Responsibilities Deliver full lifecycle data migrations (analysis, transformation, testing, sign-off) Write and optimise T-SQL scripts for data extraction and transformation Analyse large datasets to identify data quality issues and discrepancies Design and execute robust testing and validation processes Troubleshoot ...

solutions. Create and maintain technical documentation, standards, and knowledge repositories. Your Profile: Essential skills/knowledge/experience Strong proficiency in Python, PySpark, Spark SQL, DataFrame APIs, Structured Streaming, and Java. Experience developing and maintaining large-scale data processing and mastering pipelines using PySpark. Strong experience working with complex ...

maintain repeatable analytical solutions to support programme monitoring and reporting needs Produce well-documented, maintainable code and processes Technical Requirements Strong experience with: SQL and Python AWS (data/analytics services) Hands-on experience with BI tools (e.g. Power BI, Tableau) Proven track record building data pipelines, reporting layers ...

modelling, dimensional modelling, canonical data models, and enterprise data models. Strong experience in designing ETL/ELT data pipelines. Good understanding of PySpark, Spark SQL, Python, and SQL. Strong knowledge of data warehouse, data lake, data mart, and semantic layer architecture. Experience in defining data quality, data validation, reconciliation, audit ...

advanced analytics initiatives such as predictive modelling and fraud detection Skills & Experience Essential: Strong experience in data analysis, profiling, and data mapping Proficiency in SQL and/or Python Solid understanding of data modelling, normalization, and performance optimisation Experience with data governance, security, and regulatory compliance Hands-on experience with ...

Spark, PySpark Strong data modelling skills (3NF, Kimball, Data Vault) Experience exposing Delta Lakehouse to Power BI or Tableau Skilled in Python, Scala or SQL for data engineering Experience building scalable ETL pipelines (Workflows, Delta Live Tables) Hands-on experience with Azure, AWS or GCP (storage, compute, networking) Knowledge ...

strong technical expertise in NoSQL databases, distributed computing, and modern cloud development practices. Key Responsibilities Develop cloud-native applications using Azure Cosmos DB, including SQL API and MongoDB API. Design and implement efficient NoSQL data models aligned with application and business requirements. Optimize database performance through effective partitioning, indexing strategies ...

data structures and how data moves between source systems, data warehouses and reporting layers. Some exposure to coding or query languages such as DAX, SQL or Python; willingness and ability to learn are more important than deep existing experience. Experience building Power BI reports, with DAX knowledge and an understanding ...

data structures and how data moves between source systems, data warehouses and reporting layers. Some exposure to coding or query languages such as DAX, SQL or Python; willingness and ability to learn are more important than deep existing experience. Experience building Power BI reports, with DAX knowledge and an understanding ...

analytics. What We're Looking For Experience in Data Engineering, Analytics Engineering, Performance Analytics, or Data Analysis roles within digital products or services. Strong SQL skills and experience working with large and complex datasets. Experience designing and maintaining reporting solutions, dashboards, and data visualisations. Strong analytical mindset with the ability ...

Must-Have Skills & Experience End-to-end development of Power BI reports, including ETL, data modelling, DAX expression writing and report creation. Proficiency in SQL development and good practices in query writing and optimisation. Good understanding of relational databases and data architecture. Advanced Excel, including Power Query and Power Pivot. ...

lineage, cataloguing, validation, and GDPR/PII compliance Partner with analytics, MarTech, and marketing teams to align data solutions with business needs Requirements Strong SQL skills and experience with ETL/ELT and pipeline orchestration tools (e.g., Airflow, dbt, Data Factory) Experience with cloud data platforms (e.g., Azure ...

Data Architect experience, ideally within Financial Services or a regulated industry Strong knowledge of data architecture, data modelling, and data management principles Hands-on SQL experience Experience designing modern data platforms and cloud-based solutions Knowledge of AWS, Azure, GCP and/or Snowflake Strong understanding of data governance, data ...

infrastructure, finance, or asset management environments. Strong analytical and problem-solving skills with the ability to translate complex data into meaningful business insights. Advanced SQL and Excel skills, with experience using Python for analytics and automation. Proficiency in data visualisation and reporting tools such as Tableau, Power BI, or similar. ...

Strong experience with Informatica. Proven delivery experience on data engineering or data transformation projects. Hands-on AWS experience. Experience working within Azure environments. Strong SQL skills and understanding of modern data engineering principles. Desirable Skills Python and PySpark development. AWS services including EMR, S3, Lambda, Athena, and Redshift. Apache Spark ...

Management is critical. Deep, hands-on experience building production-grade data pipelines within Microsoft Fabric and Azure ecosystems. Highly proficient in writing performance-tuned SQL and utilising Python for data processing, automation, and testing. While very engineering-focused, having an understanding/background in data analysis will be highly beneficial ...

performance analysis, data analytics or product analytics, including digital products or services * Strong quantitative analysis, problem-solving and data interpretation skills * Proficiency in SQL, Excel and analytics platforms * Experience defining KPIs and developing product or service performance metrics * Strong dashboard development and data visualisation experience * Experience using Google Analytics ...

Engineering and AI workflow optimisation Programming & Frameworks Strong Python development skills PyTorch TensorFlow Scikit-Learn LangChain LangGraph Hugging Face FastAPI REST APIs Data Technologies SQL NoSQL Databases Data Modelling ETL Development Data Pipeline Engineering Vector Databases such as Pinecone, Weaviate or ChromaDB Cloud & DevOps Experience with at least one major ...

with well-structured, documented and reliable data models You 5+ years' experience in data engineering or data platform roles Strong hands-on experience with SQL, Python and distributed data processing Proven experience building and operating modern cloud data platforms Experience with technologies such as Snowflake, Databricks and Power BI Strong ...

working in Agile/Scrum delivery environments Proven ability to build business cases and perform cost-benefit analysis Working knowledge of relational data concepts, SQL, and BI tools (e.g. Power BI, Tableau) Experience using tools such as Jira or Azure DevOps Strong analytical skills with the ability to assess business ...

Hands-on experience with Databricks (workflows, notebooks, jobs, Delta Lake) Strong experience with Apache Spark/PySpark Experience building scalable ETL pipelines Proficiency in SQL and relational databases Experience with cloud platforms (AWS/Azure/GCP) Experience with modern data warehousing solutions (e.g., Snowflake, BigQuery, Redshift) Familiarity with orchestration ...

Skills & Experience Active SC Clearance or eligibility to obtain SC clearance. Strong experience as a Data Engineer in enterprise or government environments. Proficiency in SQL and Python for data engineering tasks. Experience with cloud platforms such as: AWS, Azure, Google Cloud Platform (GCP) Hands-on experience with data technologies such ...