51 to 75 of 139 Data Cleansing Jobs in London

Are you an experienced Data Analyst looking for your next opportunity in the insurance sector? **Insurance industry experience is essential** In this role, you’ll be involved in onboarding new insurance programs, enhancing data integration, and delivering impactful insights through advanced reporting tools. This is a fantastic opportunity to work in a high-performing … collaborative team environment with the flexibility of a hybrid working model in Central London. Key Responsibilities: Design and implement ETL pipelines for data lakes, data warehouses, ODS, and data marts Collaborate with business and technical teams to onboard new insurance programs Cleanse, profile, and validate large data sets … across data integration architectures Strong expertise in SQL, Azure Data Factory, JSON, XML, and Dataflows Proven experience with data profiling, cleansing, and validation Excellent communication and organisational skills What’s on Offer: Competitive salary Hybrid working (a few days a week in Central London) Exciting opportunity to be part of More ❯

Are you an experienced Data Analyst looking for your next opportunity in the insurance sector? **Insurance industry experience is essential** In this role, you’ll be involved in onboarding new insurance programs, enhancing data integration, and delivering impactful insights through advanced reporting tools. This is a fantastic opportunity to work in a high-performing … collaborative team environment with the flexibility of a hybrid working model in Central London. Key Responsibilities: Design and implement ETL pipelines for data lakes, data warehouses, ODS, and data marts Collaborate with business and technical teams to onboard new insurance programs Cleanse, profile, and validate large data sets … across data integration architectures Strong expertise in SQL, Azure Data Factory, JSON, XML, and Dataflows Proven experience with data profiling, cleansing, and validation Excellent communication and organisational skills What’s on Offer: Competitive salary Hybrid working (a few days a week in Central London) Exciting opportunity to be part of More ❯

Are you an experienced Data Analyst looking for your next opportunity in the insurance sector? **Insurance industry experience is essential** In this role, you’ll be involved in onboarding new insurance programs, enhancing data integration, and delivering impactful insights through advanced reporting tools. This is a fantastic opportunity to work in a high-performing … collaborative team environment with the flexibility of a hybrid working model in Central London. Key Responsibilities: Design and implement ETL pipelines for data lakes, data warehouses, ODS, and data marts Collaborate with business and technical teams to onboard new insurance programs Cleanse, profile, and validate large data sets … across data integration architectures Strong expertise in SQL, Azure Data Factory, JSON, XML, and Dataflows Proven experience with data profiling, cleansing, and validation Excellent communication and organisational skills What’s on Offer: Competitive salary Hybrid working (a few days a week in Central London) Exciting opportunity to be part of More ❯

Are you an experienced Data Analyst looking for your next opportunity in the insurance sector? **Insurance industry experience is essential** In this role, you’ll be involved in onboarding new insurance programs, enhancing data integration, and delivering impactful insights through advanced reporting tools. This is a fantastic opportunity to work in a high-performing … collaborative team environment with the flexibility of a hybrid working model in Central London. Key Responsibilities: Design and implement ETL pipelines for data lakes, data warehouses, ODS, and data marts Collaborate with business and technical teams to onboard new insurance programs Cleanse, profile, and validate large data sets … across data integration architectures Strong expertise in SQL, Azure Data Factory, JSON, XML, and Dataflows Proven experience with data profiling, cleansing, and validation Excellent communication and organisational skills What’s on Offer: Competitive salary Hybrid working (a few days a week in Central London) Exciting opportunity to be part of More ❯

in providing impactful technical solutions to our clients. Your focus will be on the technical aspects of the implementation of Oracle Fusion HCM modules including reports, integrations and Data migration. You'll need a deep understanding across various Oracle HCM Cloud modules Core HR, recruitment, Learning, Talent Management, UK Payroll, Pension, OTL and Absence, backed by practical … experience in the UK public sector. You'll also lead client engagements, discussing integrations, data migrations, and reporting across relevant modules. A key part of your role is translating complex Functional and technical solutions into clear insights for diverse audiences, from technical teams to senior management. You'll guide projects through the Software Development Life Cycle (SDLC … to manage data flowing into and out of the system. Leading the technical aspects of data migration, including extraction, data cleansing, transformation, and loading using HDL. You'd be responsible for ensuring data integrity and accuracy during the migration process. Translating the security model designed by the More ❯

in providing impactful technical solutions to our clients. Your focus will be on the technical aspects of the implementation of Oracle Fusion HCM modules including reports, integrations and Data migration. You'll need a deep understanding across various Oracle HCM Cloud modules Core HR, recruitment, Learning, Talent Management, UK Payroll, Pension, OTL and Absence, backed by practical … experience in the UK public sector. You'll also lead client engagements, discussing integrations, data migrations, and reporting across relevant modules. A key part of your role is translating complex Functional and technical solutions into clear insights for diverse audiences, from technical teams to senior management. You'll guide projects through the Software Development Life Cycle (SDLC … to manage data flowing into and out of the system. Leading the technical aspects of data migration, including extraction, data cleansing, transformation, and loading using HDL. You'd be responsible for ensuring data integrity and accuracy during the migration process. Translating the security model designed by the More ❯

in providing impactful technical solutions to our clients. Your focus will be on the technical aspects of the implementation of Oracle Fusion HCM modules including reports, integrations and Data migration. You'll need a deep understanding across various Oracle HCM Cloud modules Core HR, recruitment, Learning, Talent Management, UK Payroll, Pension, OTL and Absence, backed by practical … experience in the UK public sector. You'll also lead client engagements, discussing integrations, data migrations, and reporting across relevant modules. A key part of your role is translating complex Functional and technical solutions into clear insights for diverse audiences, from technical teams to senior management. You'll guide projects through the Software Development Life Cycle (SDLC … to manage data flowing into and out of the system. Leading the technical aspects of data migration, including extraction, data cleansing, transformation, and loading using HDL. You'd be responsible for ensuring data integrity and accuracy during the migration process. Translating the security model designed by the More ❯

in providing impactful technical solutions to our clients. Your focus will be on the technical aspects of the implementation of Oracle Fusion HCM modules including reports, integrations and Data migration. You'll need a deep understanding across various Oracle HCM Cloud modules Core HR, recruitment, Learning, Talent Management, UK Payroll, Pension, OTL and Absence, backed by practical … experience in the UK public sector. You'll also lead client engagements, discussing integrations, data migrations, and reporting across relevant modules. A key part of your role is translating complex Functional and technical solutions into clear insights for diverse audiences, from technical teams to senior management. You'll guide projects through the Software Development Life Cycle (SDLC … to manage data flowing into and out of the system. Leading the technical aspects of data migration, including extraction, data cleansing, transformation, and loading using HDL. You'd be responsible for ensuring data integrity and accuracy during the migration process. Translating the security model designed by the More ❯

Job Title: Data Analyst Get The Future You Want! Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. … Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role: Seeking a skilled Data Analyst with expertise in Teradata, Informatica ETL, and risk modeling using SAS and Python. Design and implement ETL workflows to … manage data extraction, transformation, and loading into Teradata. Build and maintain risk models for credit, operational, and market risk analysis. Conduct data profiling, cleansing, and validation to ensure accuracy and consistency. Collaborate with stakeholders to gather requirements and deliver data-driven solutions. Perform exploratory data analysis to More ❯

Job Title: Data Analyst Get The Future You Want! Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. … Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role: Seeking a skilled Data Analyst with expertise in Teradata, Informatica ETL, and risk modeling using SAS and Python. Design and implement ETL workflows to … manage data extraction, transformation, and loading into Teradata. Build and maintain risk models for credit, operational, and market risk analysis. Conduct data profiling, cleansing, and validation to ensure accuracy and consistency. Collaborate with stakeholders to gather requirements and deliver data-driven solutions. Perform exploratory data analysis to More ❯

Job Title: Data Analyst Get The Future You Want! Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. … Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role: Seeking a skilled Data Analyst with expertise in Teradata, Informatica ETL, and risk modeling using SAS and Python. Design and implement ETL workflows to … manage data extraction, transformation, and loading into Teradata. Build and maintain risk models for credit, operational, and market risk analysis. Conduct data profiling, cleansing, and validation to ensure accuracy and consistency. Collaborate with stakeholders to gather requirements and deliver data-driven solutions. Perform exploratory data analysis to More ❯

Job Title: Data Analyst Get The Future You Want! Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. … Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role: Seeking a skilled Data Analyst with expertise in Teradata, Informatica ETL, and risk modeling using SAS and Python. Design and implement ETL workflows to … manage data extraction, transformation, and loading into Teradata. Build and maintain risk models for credit, operational, and market risk analysis. Conduct data profiling, cleansing, and validation to ensure accuracy and consistency. Collaborate with stakeholders to gather requirements and deliver data-driven solutions. Perform exploratory data analysis to More ❯

Workday Data Migration Analyst required to join a global financial services client. This is a contract opportunity, offering an excellent rate and an immediate start date This opportunity will be based in their Central London office with an ideal commute from several areas outside of London including Hertfordshire, Buckinghamshire, Bedfordshire, Cambridgeshire, Oxfordshire, Essex, Surrey or Kent. You … will be hands on with Analysis, preparation, transformation testing & troubleshooting between different platforms. Required skills & responsibilities Workday data migration … experience on mid-large scale programmes Hands on involvement in end to end testing of migrated data Must be able to execute data cleansing and transformation tasks to prepare data for loading Stakeholder management required across HR Tech & external teams Experienced in Data cut over activity Experience More ❯

Senior Data Consultant/Scientist - KPI Dashboarding (Contract)?? Hybrid (Remote + 1 day/week in Heathrow)?? £800/day (Inside IR35)?? Start Date: Week commencing 17th November 2025? Duration: 8 weeks About the RoleA world leading premium airline is launching a new engineering workstream focused on building a KPI dashboard to support transformation initiatives. We're … seeking a Senior Data Consultant/Scientist for a short-term contract to lead the dashboard development and embed it into an existing programme. Key Responsibilities* Design and build KPI dashboards using Power BI or Tableau* Integrate backend data sources (Excel and others) into visual outputs* Define KPIs, identify data sources … scope dashboard requirements, and iterate with stakeholders* Ensure data quality through modelling, cleaning, and verification* Collaborate with engineering teams to understand operational metrics and reporting needs Required Skills* Expert-level proficiency in SQL, Power BI, and Tableau* Strong experience in data visualisation and dashboarding* Solid understanding of data modelling, data More ❯

the future of real estate technology. Role Responsibilities Architect, build, and optimise scalable ETL pipelines for diverse datasets. Onboard, document, and curate external datasets for internal use. Perform data validation, forensic analysis, and troubleshooting. Deliver high-quality, maintainable Python code and participate in peer reviews. Collaborate with stakeholders and researchers to support analytics and product development. Integrate … data from APIs, S3 buckets, and structured/unstructured sources (JSON, CSV, Excel, PDF, Parquet). Join geospatial datasets with external data sources and apply complex transformations. Define validated data schemas and create clear documentation for partners and teams. Explore and evaluate new data engineering tools and technologies. … relational databases. Experience with test-driven development and Git version control. Portfolio of past work (GitHub contributions, open-source, blogs, or demos). Knowledge of data cleansing, validation, and basic statistics. Background in working with Agile methods and fast iteration cycles. Bachelor's degree in Computer Science, Data Engineering, or related field (or More ❯

the future of real estate technology. Role Responsibilities Architect, build, and optimise scalable ETL pipelines for diverse datasets. Onboard, document, and curate external datasets for internal use. Perform data validation, forensic analysis, and troubleshooting. Deliver high-quality, maintainable Python code and participate in peer reviews. Collaborate with stakeholders and researchers to support analytics and product development. Integrate … data from APIs, S3 buckets, and structured/unstructured sources (JSON, CSV, Excel, PDF, Parquet). Join geospatial datasets with external data sources and apply complex transformations. Define validated data schemas and create clear documentation for partners and teams. Explore and evaluate new data engineering tools and technologies. … relational databases. Experience with test-driven development and Git version control. Portfolio of past work (GitHub contributions, open-source, blogs, or demos). Knowledge of data cleansing, validation, and basic statistics. Background in working with Agile methods and fast iteration cycles. Bachelor's degree in Computer Science, Data Engineering, or related field (or More ❯

Python Development - Strong proficiency in Python programming including object-oriented design, asynchronous programming, error handling, and writing clean, maintainable code. Experience with key libraries including Pandas, NumPy for data manipulation, requests and APIs for integrations, asyncio for concurrent processing, and building robust automation scripts with proper logging, testing (pytest), and documentation. AI & Machine Learning Frameworks - Deep expertise … powered automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with external systems via REST APIs, web services … pipelines for AI/automation solutions including data extraction, transformation, and loading (ETL). Experience with SQL databases (SQL Server), data validation, cleansing workflows, scheduling tools (Azure Data Factory), and ensuring data quality for machine learning applications. Machine Learning Operations (MLOps) - Experience deploying ML models to More ❯

Python Development - Strong proficiency in Python programming including object-oriented design, asynchronous programming, error handling, and writing clean, maintainable code. Experience with key libraries including Pandas, NumPy for data manipulation, requests and APIs for integrations, asyncio for concurrent processing, and building robust automation scripts with proper logging, testing (pytest), and documentation. AI & Machine Learning Frameworks - Deep expertise … powered automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with external systems via REST APIs, web services … pipelines for AI/automation solutions including data extraction, transformation, and loading (ETL). Experience with SQL databases (SQL Server), data validation, cleansing workflows, scheduling tools (Azure Data Factory), and ensuring data quality for machine learning applications. Machine Learning Operations (MLOps) - Experience deploying ML models to More ❯

Configuration Help configure ERP modules to reflect client-specific processes under the guidance of senior consultants. Assist with Data Migration Contribute to data cleansing, mapping, and migration activities to ensure accurate system setup. Conduct Testing & Validation Participate in system testing, identify issues, and support validation of ERP functionality against client needs. Deliver End More ❯

extension) Start: ASAP Rate: Market rate - Inside IR35 We’re looking for experienced PySpark + Fabric Developers to join a major transformation programme with a leading global financial data and infrastructure organisation. This is an exciting opportunity to work on cutting-edge data engineering solutions, driving innovation and performance at scale. Key Responsibilities Design … build, and optimise data pipelines for both batch and streaming workloads. Develop and manage dataflows and semantic models … to support analytics and reporting. Implement complex data transformations, aggregations, and joins with a focus on performance and reliability. Apply robust data validation, cleansing, and profiling techniques to maintain accuracy. Enforce role-based access, data masking, and compliance standards. Tune and optimise workloads to minimise latency and enhance throughput. Collaborate More ❯

Trainee Data Analyst (Finance) Location: London, UK (Hybrid Working Available) Salary: £35,000–£40,000 per annum About the Company Our client is a well-established financial organisation based in London, known for using data to guide smarter business decisions. The analytics team works across departments to turn numbers into clear insights that support … growth, efficiency, and performance. They are now looking for a Trainee Data Analyst to join their finance analytics team. This position is ideal for someone who is naturally analytical and wants to build a long-term career in financial data. The Role You will begin by learning the fundamentals of financial data analysis, from … collecting and cleaning data to presenting insights that influence business decisions. You will be supported by experienced analysts who will guide your technical and professional development. Your main responsibilities include: Assisting in gathering and preparing financial data from multiple sources. Building reports and dashboards that highlight key trends and performance indicators. Working with finance More ❯

quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation—ensuring we deliver reliable and scalable solutions. Responsibilities Your expertise in Avaloq technologies, database management, and software development—combined with a solid understanding of the … Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. Skills Must have You will have between 5+ years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Experience with external API integration. Reviewing and optimizing Avaloq APDM outcomes, defining treatment strategies, and improving system performance. Integrating the Avaloq APDM with external data minimization orchestration tools. More ❯

quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation—ensuring we deliver reliable and scalable solutions. Responsibilities Your expertise in Avaloq technologies, database management, and software development—combined with a solid understanding of the … Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. Skills Must have You will have between 5+ years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Experience with external API integration. Reviewing and optimizing Avaloq APDM outcomes, defining treatment strategies, and improving system performance. Integrating the Avaloq APDM with external data minimization orchestration tools. More ❯

quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation—ensuring we deliver reliable and scalable solutions. Responsibilities Your expertise in Avaloq technologies, database management, and software development—combined with a solid understanding of the … Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. Skills Must have You will have between 5+ years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Experience with external API integration. Reviewing and optimizing Avaloq APDM outcomes, defining treatment strategies, and improving system performance. Integrating the Avaloq APDM with external data minimization orchestration tools. More ❯

quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation—ensuring we deliver reliable and scalable solutions. Responsibilities Your expertise in Avaloq technologies, database management, and software development—combined with a solid understanding of the … Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. Skills Must have You will have between 5+ years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Experience with external API integration. Reviewing and optimizing Avaloq APDM outcomes, defining treatment strategies, and improving system performance. Integrating the Avaloq APDM with external data minimization orchestration tools. More ❯