1 to 25 of 117 Data Cleansing Jobs in London

The Role The Company is seeking a skilled and detail-oriented Business Analyst to join our Data Management team. This role plays a key part in delivering high-impact data solutions to our clients, supporting business intelligence, data migration and reporting initiatives across core insurance domains. The ideal candidate will have … a strong analytical mindset, a solid understanding of insurance operations, and hands-on experience working with data throughout its lifecycle — from analysis and mapping through to validation and user acceptance testing. You will work closely with cross-functional teams including project managers, actuaries, data engineers, and business stakeholders to ensure that data … validate data requirements. Define, document, and maintain comprehensive data mapping specifications, including source-to-target field mappings, transformation rules, data cleansing logic, and validation criteria. Perform detailed data analysis to identify data structures, relationships, quality issues, and anomalies across various source systems. Translate business More ❯

The Role The Company is seeking a skilled and detail-oriented Business Analyst to join our Data Management team. This role plays a key part in delivering high-impact data solutions to our clients, supporting business intelligence, data migration and reporting initiatives across core insurance domains. The ideal candidate will have … a strong analytical mindset, a solid understanding of insurance operations, and hands-on experience working with data throughout its lifecycle — from analysis and mapping through to validation and user acceptance testing. You will work closely with cross-functional teams including project managers, actuaries, data engineers, and business stakeholders to ensure that data … validate data requirements. Define, document, and maintain comprehensive data mapping specifications, including source-to-target field mappings, transformation rules, data cleansing logic, and validation criteria. Perform detailed data analysis to identify data structures, relationships, quality issues, and anomalies across various source systems. Translate business More ❯

Data Administrator/Data Entry Clerk Location: Knightsbridge SW1X Contract Type: Temporary approx 6 weeks to start in November Salary: £17 per hour Start Date: ASAP About this Data Administrator/Data Entry Clerk role We are seeking a detail-oriented and motivated Data Administrator …/Data Entry Clerk to join our team. I n this role, you will play a key part in ensuring the accuracy, integrity, and efficiency of our data systems. You'll be responsible for inputting, updating, and maintaining various types of information across databases and spreadsheets, supporting internal teams with timely and precise data. … and maintain data in company systems and databases Verify and correct data to ensure consistency and accuracy Assist with data cleansing and migration projects Maintain confidentiality and comply with data protection regulations Collaborate with other departments to resolve data discrepancies or provide requested information More ❯

HR Data Administration - FTC Hammersmith - London - Hybrid Competitive salary and other benefits We have an exciting opportunity for an HR Data Administrator to join our Global HRIS Project Team and play a key role in delivering our SuccessFactors transformation. Joining us at a pivotal time of improvement and change, you will provide essential support … across data governance, data migration, and ongoing data maintenance activities. This is a fantastic chance to make a real impact, strengthen our HR data foundations, and contribute to a major global transformation programme. About the role: Data Quality Improvements: Responsible for the accuracy and input … data entry into our HCM system, this can include data collection, data manipulation into required formats, data cleansing, and quality checks prior to data entry for example. Experience in process automation using varies data tools including Excel macro and Power Query More ❯

Data Analyst - Higher Education - 6 Month Contract - £700 Per Day A leading organisation within the education sector is seeking an experienced Data Analyst to support a significant data architecture and migration programme. The role sits within a dedicated Data Architecture and Migration workstream and will play an important … as Power BI, Python, Excel, and Banner Insights. Identify, investigate, and visualise data quality issues, presenting findings to business stakeholders to support data cleansing and transformation activities. Work closely with data architects and departmental teams to validate mapping logic and transformation rules for key education data assets. … and project teams. Reporting & Insight Support the review of existing reports, identifying dependencies on legacy data sources. Develop new Power BI (or equivalent) reports to monitor cleansing progress, migration readiness, and data quality. Assist in ensuring that essential education data - such as student records, enrolment, progression, and assessment information - remains More ❯

Data Analyst - Higher Education - 6 Month Contract - £700 Per Day A leading organisation within the education sector is seeking an experienced Data Analyst to support a significant data architecture and migration programme. The role sits within a dedicated Data Architecture and Migration workstream and will play an important … as Power BI, Python, Excel, and Banner Insights. Identify, investigate, and visualise data quality issues, presenting findings to business stakeholders to support data cleansing and transformation activities. Work closely with data architects and departmental teams to validate mapping logic and transformation rules for key education data assets. … and project teams. Reporting & Insight Support the review of existing reports, identifying dependencies on legacy data sources. Develop new Power BI (or equivalent) reports to monitor cleansing progress, migration readiness, and data quality. Assist in ensuring that essential education data - such as student records, enrolment, progression, and assessment information - remains More ❯

DATA SCIENTIST - eDV CLEARED NEW PERMANENT OPPORTUNITY AVAILABLE FOR A DATA SCIENTIST IN LONDON WITH ENHANCED DV CLEARANCE Permanent opportunity for a Data Scientist Enhanced DV security clearance is required Salary up to £95,000 + Clearance Bonus + Company Bonus Central London based organisation in an accessible location To apply … please call/or email WHO WE ARE? We are recruiting a permanent Data Scientist to work with a leading technology and engineering company that do excellent work in the National Security sector across a range of exciting projects. Due to the nature of our clients, you must hold enhanced DV security clearance. WHAT WILL THE DATA … developing & delivering data science strategies Experience with big data ecosystems, cloud infrastructure and analytic frameworks Techniques and toolkits for data cleansing, data processing and data preparation Any experience with techniques and toolkits for combining data or analysing data More ❯

Data Administrator/Data Entry Clerk Location: Knightsbridge SW1X Contract Type: Temporary approx 6 weeks to start in November Salary: £17 per hour Start Date: ASAP About this Data Administrator/Data Entry Clerk role We are seeking a detail-oriented and motivated Data Administrator …/Data Entry Clerk to join our team. I n this role, you will play a key part in ensuring the accuracy, integrity, and efficiency of our data systems. You'll be responsible for inputting, updating, and maintaining various types of information across databases and spreadsheets, supporting internal teams with timely and precise data. … and maintain data in company systems and databases Verify and correct data to ensure consistency and accuracy Assist with data cleansing and migration projects Maintain confidentiality and comply with data protection regulations Collaborate with other departments to resolve data discrepancies or provide requested information More ❯

Senior Workday Data Architect - SC Cleared - Inside IR35 Contract Own the Data Strategy for a Major Workday Transformation Location: Hybrid (20% in London or Glasgow ) | Contract - Inside IR35 | Duration: Initial 6 Months | Clearance: SC Clearance Essential Are you a seasoned Workday Data Leader with 7-10 years' experience who can define … end-to-end data migration strategy , including scope, toolset, timelines, and data conversion best practices. Core Delivery: Lead data extraction, cleansing, mapping, transformation, validation, and reconciliation across HR, Finance, and Payroll. Technical Expertise: Act as the Workday data SME, producing critical artefacts like migration plans, data … domains (HR, Finance, Payroll). Deep expertise in Workday data models , data structures, and tenant configuration. Excellent knowledge of data cleansing, mapping, and governance frameworks (e.g., GDPR). Strong stakeholder management skills, particularly when defining data ownership and driving business accountability. Desirable: Previous experience in the Public More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

Artificial Intelligence is used in every industry and as artificial intelligence requires data to operate there is now a massive growing demand for Data experts. If you are detail orientated, perceptive, organised, competent, analytical and can communicate well with those around you; you could have a truly rewarding future within Data Science. We use our specialised Data Science Career programme which looks to assist, train and place qualified candidates into a career pathway in Data Science. Our career program is designed for entry level individuals with limited or no experience. Please do not apply if you are already an experienced Data Analyst as we will be looking primarily at entry level roles. Demand for candidates who are experts in working with Data and AI has grown 20% year on year with salaries of £50k+. Business decisions rely on data to ensure correct business decisions are made and the role of the data More ❯

experienced HRIS (iTrent) System Specialist to support the enhancement and optimisation of the iTrent system. The role will focus on implementing priority change requests, improving system functionality, enhancing data quality, and ensuring the platform effectively supports HR and payroll processes. The successful candidate will work closely with colleagues across HR to analyse requirements, design and test improvements … improvement across the iTrent platform. Key Responsibilities Lead the full lifecycle of iTrent system changes, including design, testing, deployment, review, launch, monitoring, and closure. Conduct data cleansing activities and data quality improvements across iTrent fields to ensure accurate and reliable employee records. Troubleshoot and resolve system issues promptly, escalating where necessary. Collaborate with … Development. Demonstrable experience configuring workflows, permissions, batch processes, user roles, and automation within iTrent. Experience delivering user support and resolving system-related issues. Expertise in data cleansing, data conversion, and data maintenance. Experience writing test scripts, conducting user acceptance testing, and supporting system upgrades. Strong understanding of HR and Payroll More ❯

Data Management Analyst Location: Remote Salary: £50,000 - £55,000 per annum Closing Date: 04 December 2025 At Stonewater, data isn’t just numbers on a screen – it’s the heartbeat of how we drive impact, improve lives, and achieve our strategic goals. We’re looking for a passionate Data Management … Analyst to be our subject matter expert in Data Quality, Business Rules and Reference, Master, and Meta Data Management, with the key goal of building trust and confidence in the data we hold. Working closely with business owners and data stewards across the organisation, you'll help identify … understanding of Information Management leading practice and its practical application in diverse environments. Have strong understanding of business systems, process analysis and design. Understand the data cleansing process (Parsing, Correcting Standardising Matching and Consolidating) and plan Data Cleansing strategy. Understand the MDM implications regarding Structured and non-Structured Data. An understanding of More ❯

Data Management Analyst Location: Remote Salary: £50,000 - £55,000 per annum Closing Date: 04 December 2025 At Stonewater, data isn’t just numbers on a screen – it’s the heartbeat of how we drive impact, improve lives, and achieve our strategic goals. We’re looking for a passionate Data Management … Analyst to be our subject matter expert in Data Quality, Business Rules and Reference, Master, and Meta Data Management, with the key goal of building trust and confidence in the data we hold. Working closely with business owners and data stewards across the organisation, you'll help identify … understanding of Information Management leading practice and its practical application in diverse environments. Have strong understanding of business systems, process analysis and design. Understand the data cleansing process (Parsing, Correcting Standardising Matching and Consolidating) and plan Data Cleansing strategy. Understand the MDM implications regarding Structured and non-Structured Data. An understanding of More ❯

Overview We're seeking a Senior Data Scientist to lead the development of advanced analytics and AI/ML solutions that unlock real value across our business. This is a contract role for 6 months . In this contract role, you'll work with proprietary and B2B research datasets to design, deliver, and scale data … Research, and Technology, you'll help turn strategic ideas into working MVPs-ensuring high standards of methodology, quality, and business relevance throughout. You'll also help shape the data science environment by working alongside our tech teams to support a robust and flexible infrastructure, including sandbox environments for onboarding and evaluating new data sources. … This is a great opportunity for a self-driven, impact-oriented data scientist who thrives in a fast-paced, cross-functional setting-and is eager to deliver meaningful results in a short time frame. Main Duties and Responsibilities Spearhead and execute complex data science projects using a combination of open-source and cloud tools More ❯

an experienced HRIS (iTrent) System Specialist to support a major HR service improvement programme. The position focuses on enhancing the efficiency and usability of the iTrent platform, improving data quality, and supporting core HR and payroll processes. This role is ideal for an experienced iTrent specialist who enjoys hands-on system work, collaborating with HR teams, and … delivering meaningful improvements across digital HR platforms. What You Will Be Doing * Leading the design, testing, deployment, review and rollout of system changes * Carrying out data cleansing and data quality improvements within iTrent * Troubleshooting system issues and responding quickly to errors or glitches * Delivering enhancements and new functionality, including managing new checklists * Working … role * Strong understanding of iTrent modules, especially HR, Payroll and Learning and Development * Confident in configuring workflows, batch processes, permissions and user roles * Skilled in data cleansing, maintenance and data conversion * Experience supporting user acceptance testing, system changes and system upgrades * Excellent understanding of HR and payroll processes and the importance of accurate More ❯

an experienced HRIS (iTrent) System Specialist to support a major HR service improvement programme. The position focuses on enhancing the efficiency and usability of the iTrent platform, improving data quality, and supporting core HR and payroll processes. This role is ideal for an experienced iTrent specialist who enjoys hands-on system work, collaborating with HR teams, and … delivering meaningful improvements across digital HR platforms. What You Will Be Doing • Leading the design, testing, deployment, review and rollout of system changes • Carrying out data cleansing and data quality improvements within iTrent • Troubleshooting system issues and responding quickly to errors or glitches • Delivering enhancements and new functionality, including managing new checklists • Working … role • Strong understanding of iTrent modules, especially HR, Payroll and Learning and Development • Confident in configuring workflows, batch processes, permissions and user roles • Skilled in data cleansing, maintenance and data conversion • Experience supporting user acceptance testing, system changes and system upgrades • Excellent understanding of HR and payroll processes and the importance of accurate More ❯

March 2026 to help implement the priority change requests that will make our use of iTrent more efficient and user-friendly and improve the quality and range of data held on the platform. The successful applicant will work closely with HR colleagues across HR to understand, test and implement improvements as well as responding reactively … to resolve errors and glitches as they arise Responsibilities: Lead on the design, testing, deployment, review, launch, monitor and close down of system changes Undertake data cleansing and data improvement to iTrent fields to maintain integrity and improvement of employee data Ensure system changes are maintained and data … configure workflows, batch processes, permissions, and user roles within iTrent. Ability to support users and provide resolutions to issues as well as escalating Skilled in data cleansing, conversion, and maintenance Experience of user acceptance testing, test Scripting, and supporting system upgrades. A strong understanding of HR and Payroll processes and policies and the need for accurate More ❯