1 to 25 of 133 Contract SQL Jobs in London

SQL Engineer (Contract) Inside IR35 - Hybrid working (3 days onsite) Overview We are seeking an experienced SQL Engineer to support a large scale SQL Server and Windows Server migration programme. The role involves upgrading a significant estate from SQL Server 2016 and SQL Server 2019 to newer, supported versions. With … this position is critical for ensuring stability, compliance, and long term platform resilience. The ideal candidate will have strong hands on experience delivering complex SQL upgrade and migration projects, excellent analytical skills, and the ability to work in a structured programme environment. Key Responsibilities * Lead and execute migration activities across ...

Strong hands-on experience with core AWS data services , including: AWS Glue Lambda S3 Redshift Strong programming skills in Python Solid working knowledge of SQL Experience with data warehouse and database technologies , including AWS Redshift and AWS RDS Experience designing or supporting AWS-based data lakes using S3 Proven experience ...

including Power Query and DAX. - Strong experience in data modelling, ETL processes, and relational databases. - Solid understanding of data sources such as Oracle, SQL, and Dataverse. - Experience with C#, JavaScript, HTML5, and REST API. - Familiarity with Agile delivery, CI, and automation tools. - Knowledge of Azure services and Databricks ...

accuracy, consistency, and security of data assets. Document data sources, definitions, and transformation rules. Required Skills Strong analytical and problem solving skills Proficiency in SQL and data querying Experience with data visualization tools (e.g. Power BI, Tableau) Understanding of data models and structured datasets Ability to communicate insights to both ...

continuously enhance system reliability and performance Required Experience Some experience building and operating production systems, ideally developed iteratively over time Strong proficiency in Python , SQL , and cloud platforms (preferably AWS) Experience with data pipelines and orchestration tools (e.g., Dagster) Experience working with analytical or data-intensive workloads Ability to work ...

Skills: Strong hands-on experience as a Data Engineer at Senior or Lead level Extensive experience with Snowflake as a core data platform Advanced SQL with strong business logic and modelling capability Experience with DBT, Airflow, and Python Experience building modular, scalable solutions within Snowflake CI/CD pipeline experience ...

hands-on experience building data solutions in Snowflake (ELT pipelines, performance optimisation, data modelling) Proven experience with dbt (modelling, incremental loads, testing, documentation) Excellent SQL engineering and data modelling (star/snowflake schemas, best practices) Experience designing and delivering end-to-end data pipelines (ingestion, transformation, validation) Familiarity with ...

Duration - 6 months with likely extension Rate - £490 p/d (inside IR35) Location - Hybrid/Canary Wharf Tech Stack C# WPF Winforms Javascript SQL Oracle Tasks Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both … Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required. As well as application development, this role will also include all aspects of system constructions and support ...

Development of Office 365 tools including SharePoint Online (PowerApps, Power Automate and SPFX or ReactJS). Providing scripts for database enquiry languages, i.e., T-SQL (SQL Server) and PL/SQL (Oracle) to provide both analysis and exporting data etc. based on business requirements. Handling enquires and requests from … Compliance departments in order to meet criteria which has been agreed with client’s IT department. Assessing the impact of data processing loads on SQL and Oracle database and, when appropriate, finding alternative approaches. Communicating with primary support Helpdesk staff in London and New York to give the team ...

long-term business needs. Data Management & Technical Skills Work confidently with large datasets using Excel (Power Query, Power Pivot, advanced formulas).Write and optimise SQL queries to extract and manipulate data from relational databases. Ensure data integrity through rigorous validation, reconciliation, and quality checks. Skills/capabilities Strong analytical mindset ...

related issues in a fast-paced environment Required Skills & Experience Proven track record as a Data Engineer within banking or financial services (essential) Strong SQL and Python (or equivalent) development skills Hands-on experience with modern data platforms (e.g. Snowflake, Databricks, Redshift, BigQuery) Cloud experience (AWS, Azure, or GCP) Solid ...

e.g. RabbitMQ or Kafka) Knowledge of caching technologies (e.g. Redis) Experience with Azure DevOps/CI/CD pipelines/Git Working knowledge of SQL and NoSQL databases Experience with cloud platforms (Azure or AWS) Desirable: Experience with containerisation (Docker, Kubernetes) Knowledge of financial systems or trading platforms Exposure ...

judgement Essential Requirements Technical Skills Advanced proficiency in Python and the data science stack (pandas/polars, scikit-learn, NumPy, matplotlib/plotly) Strong SQL skills ability to design schemas, write complex queries, and manage relational data across large datasets Demonstrated experience integrating LLM APIs (Anthropic, OpenAI, or equivalent ...

working within BCBS239-aligned environments . Understanding of regulatory ESG and sustainability reporting requirements . Proficiency with tools such as JIRA, Confluence, Visio, and SQL . Experience across both Agile and Waterfall delivery methodologies. High levels of resilience, adaptability, and professionalism in high-pressure environments. Education Bachelor's degree ...

models/pipelines * Develop clear, actionable dashboards for business users * Work independently in a fast-paced, evolving environment Experience Required Strong Power BI and SQL * Experience working with cloud environments (Azure preferred, GCP/AWS also fine) * Exposure to data warehousing and structuring data for reporting * Microsoft Fabric (nice ...

background in data modelling and architecture (Star Schema, Data Vault, Medallion), with a focus on performance and governance Hands-on expertise with PySpark, Spark SQL, CI/CD, Git, and working closely with BI teams on Power BI semantic models Experience contributing to platform standards and strategy; exposure to Purview ...

Strong .NET or C# background Experience with Azure services including Functions, Logic Apps or API integrations Proven systems integration experience Strong data experience including SQL and ETL or data migration Experience working with APIs and middleware Experience supporting live enterprise systems Ability to troubleshoot and resolve issues quickly Desirable Power ...

What We're Looking For Strong experience as a Scala/Software Engineer Solid backend development skills (Scala/Java) Experience with SQL and NoSQL databases Familiarity with AWS and modern DevOps practices Experience working in Agile, multidisciplinary teams Strong analytical and problem-solving skills Clear communicator and collaborative team ...

Writing sophisticated measures and time-intelligence logic while ensuring every calculation is optimized for performance. Modern Integration: Connecting to Microsoft Fabric Lakehouses , Azure SQL, and APIs to create a unified data truth. Securing Insights: Implementing Row-Level Security (RLS) and governance standards to keep data safe and compliant. Your Profile ...

preferred. Strong understanding of payment flows, payment channels, and end-to-end payment processes. Experience with analytical or database-querying tools such as SQL, with the ability to extract, manipulate, and analyse complex data sets. Proficiency with data visualisation and reporting tools, including Power BI, to translate analytical findings into ...

preferred but not mandatory Excellent Data Analysis/Data Science skills and experience, including use of BI, Excel and other tools Strong Python, R, SQL skills and experience Experience extracting and collating data from multiple legacy systems Experience with Data Reporting tools (e.g. Tableau/PowerBI) Experience working ...

APIs, backend services, and service to service integrations. Proven experience validating data engineering pipelines (ETL/ELT, batch jobs, scheduled data builds). Strong SQL skills for data validation, reconciliation, and analysis. Experience with data warehouses, data lakes, or big data platforms such as Snowflake, Redshift, BigQuery, or Spark. Familiarity ...

APIs, backend services, and service‑to‑service integrations. Proven experience validating data engineering pipelines (ETL/ELT, batch jobs, scheduled data builds). Strong SQL skills for data validation, reconciliation, and analysis. Experience with data warehouses, data lakes, or big‑data platforms such as Snowflake, Redshift, BigQuery, or Spark. Familiarity ...

Initial 6 month contract Our Insurance client is looking for a Data Analyst/BI Analyst/Business Analyst with Power BI, Excel and SQL knowledge and good Stakeholder Management skills. You'd be working on a project looking at data from pre-processing techniques, to data cleansing, migration, building ...

Initial 6 month contract Our Insurance client is looking for a Data Analyst/BI Analyst/Business Analyst with Power BI, Excel and SQL knowledge and good Stakeholder Management skills. You'd be working on a project looking at data from pre-processing techniques, to data cleansing, migration, building ...