15 of 15 DemandTrendContract Data Cleansing Jobs in London

Data Modeler x 2 + 3-6 month + contracts available + Fully remote - occasional trip into London office + £750-£850 per day - Inside IR35 Key Skills: + Data Transformation & ETL - QLIK + AWS, other Cloud Data Modeler - London Markets We're looking for a dedicated Data … on contract role (not an Architect, not a Developer-who-dabbles, not a Manager-in-hiding). You'll be laser-focused on designing and delivering enterprise-grade data models across warehouses, lakes, and vaults. The Role You'll be responsible for: Designing and developing conceptual, logical, and physical data models . Implementing models … DataStage, SSIS acceptable). Cloud exposure (AWS preferred). Familiarity with modern dev methodologies (Agile/Scrum, TDD). Knowledge of testing tools, scripting, and data cleansing techniques. More ❯

SAP Data Test Analyst A leading luxury organisation has an additional head count for a SAP Data Test Analyst to join the team as the organisation embark on a major transformation. Role/Responsibilities * Review and interpret predefined test data requirements and translate them into data identification tasks. … Analyse SAP data structures and business processes to locate suitable test data records that meet scenario needs. * Collaborate with SAP functional teams and test leads to validate data requirements and ensure test coverage. * Use SAP transaction codes and data viewing tools (e.g., SE16, SQVI, SE11) to navigate and … scenarios. * Ensure data identification aligns with internal policies and data privacy standards (e.g., GDPR). Experience * SAP Testing * SAP data cleansing, data quality management, or a similar role, preferably within an SAP environment. * SAP/S4Hana * Strong understanding of SAP data structures, Tables, and More ❯

If you are an experienced Data Engineer with excellent communication skills and a proven track record of working on large scale data enablement projects, we have a new contract we would like to discuss with you. Please note this role requires onsite attendance once a week and has been deemed inside IR35. Requirement: Experience … Pyspark, SQL , data Modelling and Data Bricks. Design and develop Azure Pipelines including data transformation and data cleansing Document source-to-target mappings Re-engineer manual data flows to enable scaling and repeatable use Build accessible datasets for distribution and analysis Development of Azure … Pipelines for transforming data A scalable meta-data driven ingestion and transformation framework Aligning transformation pipelines and datasets with Purview Experience of working with Azure Data Lakes, Data warehousing, and pipelines and Storage accounts Experience in building and managing Pipelines including: building data interfaces to More ❯

Data Analyst/Business Analyst | Insurance | London (3 days/week in the office) | £350/day (Inside IR35) | Initial 6 month contract Our Insurance client is looking for a Data 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 a pre-processing techniques, to data cleansing, migration, building insightful Power BI dashboards - and translating business needs into actionable data requirements. You'll also be supporting the creation of data … initial 6 month contract. Key Skills & Experience: Data Analyst/Business Analyst Power BI ETL/Data Migration Jira Data Cleansing Creating Business Requirements Documents Stakeholder Management This work would be based in the London office 3 days/week and from home 2 days/week Initial contract is More ❯

Data Analyst/Business Analyst | Insurance | London (3 days/week in the office) | £350/day (Inside IR35) | Initial 6 month contract Our Insurance client is looking for a Data 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 a pre-processing techniques, to data cleansing, migration, building insightful Power BI dashboards - and translating business needs into actionable data requirements. You'll also be supporting the creation of data … initial 6 month contract. Key Skills & Experience: Data Analyst/Business Analyst Power BI ETL/Data Migration Jira Data Cleansing Creating Business Requirements Documents Stakeholder Management This work would be based in the London office 3 days/week and from home 2 days/week Initial contract is More ❯

Data Migration Specialist - SAP S/4HANA Local Government - London £650/day - Inside IR35 - 12-month contract - 2-3 days onsite Salt is partnering with a leading Local Government client in London on a major ERP transformation programme. They are replacing a legacy SAP system with SAP S/4HANA Public Cloud, covering Finance, HR, and … with the systems integrator on ETL activities, reviewing extracted and transformed data before loading. Provide guidance to the business on data standards and cleansing priorities. Support ongoing data quality checks post-migration. Essential Experience Proven experience delivering data migration for ERP transformation programmes. Hands-on SAP S …/4HANA migration experience (Public Cloud experience desirable). Strong background in data analysis, cleansing, and validation across Finance, HR, and Payroll. Ability to work in a hybrid model, with 2-3 days onsite in London (more during key project phases). Contract Details Day Rate: £650/day (Inside IR35) Duration: 12 months (extension likely More ❯

one of their customers. This is a new opportunity driven by client demand and project expansion. The ideal candidate will have a strong mix of business analysis experience, data profiling expertise, and stakeholder management skills. You will need experience working on customer journeys or digital projects. Key Responsibilities Manage and deliver 2-3 internal and/or … client-facing data projects simultaneously Liaise directly with clients to gather requirements, document use cases, and map processes Work hands-on with new data sets - profiling and documenting data transformation requirements Create clear and precise documentation to support an India-based development team Collaborate with project stakeholders, developers, and senior business … on skills in: SQL (for querying) Power BI (visualisation and reporting) Data modelling concepts - Profiling data, logical models, normalisation, data cleansing (descriptive, not technical) Excellent communication and stakeholder management skills Preferred Background Previous consulting experience (Big 4 or boutique firms) is highly desirable Experience with customer journey or digital projects More ❯

Payroll Data Migration Specialist - 12-18 month contract - London - Hybrid - up to £55,000 per annum Oakleaf Partnership is delighted to be exclusively partnered with a company, who are looking for a Payroll Data Migration Specialist, on a 12 - 18 month basis. This role will lead the end to end payroll data migration process, as part of the implementation of Oracle HCM. This Payroll Data Migration Specialist will be responsible for the extraction, transformation, validation, and upload of all payroll related data into the new system. This role is on a hybrid basis consisting of 2 days per week, based in their central … requirements. Experience with payroll systems (e.g. ADP, Oracle) and strong understanding of payroll data architecture. Advanced Excel skills and experience with data transformation, cleansing, and reconciliation. Demonstrable experience supporting parallel pay runs and payroll testing. Strong documentation and stakeholder communication skills. If you are interested in discussing this position in greater detail, please More ❯

My client in London is looking to appoint a talented Synergy System Data Lead on a Contract basis. The role will support the Council … and their Synergy IT system, helping to review, clear and manage data validations (TASKs). About the role: Based in London (Remote working considered): Assist with cleansing data related to B2B data feeds. Manually review and clear any TASKs resulting from failed data imports (or those in … suspense). Work with the wider team to identify and improve outstanding data issues, configurations, etc. Help upskill the existing team in their usage and management of Synergy. About you: You will have the following experiences: Deep experience and knowledge of the Synergy system. Experience of reviewing and clearing failed data imports (TASKs) Excellent More ❯

My client in London is looking to appoint a talented Synergy System Data Lead on a Contract basis. The role will support the Council … and their Synergy IT system, helping to review, clear and manage data validations (TASKs). About the role: Based in London (Remote working considered): Assist with cleansing data related to B2B data feeds. Manually review and clear any TASKs resulting from failed data imports (or those in … suspense). Work with the wider team to identify and improve outstanding data issues, configurations, etc. Help upskill the existing team in their usage and management of Synergy. About you: You will have the following experiences: Deep experience and knowledge of the Synergy system. Experience of reviewing and clearing failed data imports (TASKs) Excellent More ❯

Freelance Data Skills Trainer (No-code & Extended Programmes) We're partnering with a leading digital skills training provider that specialises in upskilling professionals across Europe. They deliver high-quality, industry-relevant training in partnership with employers, helping individuals enhance their career prospects through practical, project-based learning. They've recently launched two new Data Skills programmes aimed at professionals looking to expand their data capabilities. The delegates are all corporate staff sponsored by their employers, and will range in experience/level (groups will be slit accordingly) Data Skills programmes: No-code Programme - Data visualisation, data cleaning, data … Contract Details: Start: September 2025 Duration: 12 - 16 weeks (initial programme) Rates: Competitive (daily/hourly) Location: Remote (UK-based delivery) Requirements: Hands-on commercial data experience (Power BI, Python, SWL, Machine Learning) Experience teaching adult learners or apprentices (Level 4-7) Ability to relate topics to real-world scenarios Strong communication and facilitation skills If you More ❯

Freelance Data Skills Trainer (No-code & Extended Programmes) We're partnering with a leading digital skills training provider that specialises in upskilling professionals across Europe. They deliver high-quality, industry-relevant training in partnership with employers, helping individuals enhance their career prospects through practical, project-based learning. They've recently launched two new Data Skills programmes aimed at professionals looking to expand their data capabilities. The delegates are all corporate staff sponsored by their employers, and will range in experience/level (groups will be slit accordingly) Data Skills programmes: No-code Programme - Data visualisation, data cleaning, data … Contract Details: Start: September 2025 Duration: 12 - 16 weeks (initial programme) Rates: Competitive (daily/hourly) Location: Remote (UK-based delivery) Requirements: Hands-on commercial data experience (Power BI, Python, SWL, Machine Learning) Experience teaching adult learners or apprentices (Level 4-7) Ability to relate topics to real-world scenarios Strong communication and facilitation skills If you More ❯

the timely and successful delivery of project milestones with a focus on integration tasks, including system specification, documentation, process flows, validation of system build, data extraction, cleansing and migration, interface specification and testing, training, UAT, and cutover reconciliation. Apply project management tools and techniques to support on-time delivery. Develop project scopes and objectives involving relevant More ❯

the timely and successful delivery of project milestones with a focus on integration tasks, including system specification, documentation, process flows, validation of system build, data extraction, cleansing and migration, interface specification and testing, training, UAT, and cutover reconciliation. Apply project management tools and techniques to support on-time delivery. Develop project scopes and objectives involving relevant More ❯

Job Title: Software Engineer – (AI Automation & LLM ) Location: London- Hybrid role Duration: 31st December 2025- possible extension Role: We're looking for a skilled Data Engineer/Software Engineer to support a pioneering AI research project focused on Large Language Model (LLM) agents and intelligent automation. You’ll play a central role in preparing and filtering text … image, and video datasets used to train advanced AI systems, helping to ensure data quality, relevance, and safety.. Key Responsibilities Data Onboarding: Convert raw datasets into structured formats suitable for automated processing. Filtering: Apply data cleaning, quality checks, and filtering pipelines to identify and mitigate risks in datasets. Post-Processing: Integrate … filtering results to modify original datasets, repackage them, and prepare for re-ingestion. Pipeline Engineering: Design, build, and maintain scalable and efficient data pipelines. Collaboration: Work closely with researchers and technical teams to refine processes and contribute to ongoing AI automation work. Writing high-quality Python code for data manipulation and processing Developing and More ❯