1 to 25 of 81 Data Validation Jobs in London

than 1,700 sports federations, media outlets, betting operators, and consumer platforms across 120 countries rely on our know-how and technology to boost their business. Job Description The Data Governance Manager is responsible for leading the development and implementation of the organization's data governance strategy. This role ensures the integrity, quality, and security of data across the enterprise, while also driving compliance with regulatory requirements and supporting business objectives. The new role will be responsible for managing company-wide data governance activities. Head of DG is responsible fordeveloping and implementing data governance policies, monitoring adherence to data standards, and providing guidance on data management practices. This role involves ensuring data quality, consistency, and security across entire organization. Understanding the Business Value of Data Governance: Demonstrating how data governance enhances data quality and supports informed business decisions is crucial. Hance, ensuring that data governance is seen as a strategic asset rather than just a compliance requirement. Clarifying Ownership and Responsibility: Effective data governance requires collaboration More ❯

the best platform, people, and partners together to create limitless opportunities for growth. For more information, visit About Choreograph: A Leading WPP Media Brand Choreograph is WPP's global data products and technology company. We're on a mission to transform marketing by building the fastest, most connected data platform that bridges marketing strategy to scaled activation. We … work with agencies and clients to transform the value of data by bringing together technology, data and analytics capabilities. We deliver this through the Open Media Studio, an AI-enabled media and data platform for the next era of advertising. We're endlessly curious. Our team of thinkers, builders, creators and problem solvers are over … around the world. Role Summary and Impact We are looking for a detail-oriented and analytical Technical Analyst to join our team building a state-of-the-art media data lake on Azure. This role will bridge the gap between business requirements and technical implementation, working closely with stakeholders, data engineers, and data architects. The Technical Analyst More ❯

We are a brand embarking on a very exciting plan and we are seeking new members of the team who want to contribute to this. THE ROLE As a Data Architect (contract) for Project Nova, you will be instrumental in shaping AllSaints' journey to become a truly data-driven, AI-powered organisation. You will lead the design and … implementation of our enterprise data architecture. This role is central to the Data & Integration workstream of Project Nova, building on our existing data warehouse and BI capabilities to accelerate our data transformation and enable the use of greater AI-driven insight and actions. You will ensure our data assets are robust, accessible, secure, and optimised … to ensure a cohesive and integrated technology ecosystem. You will be part of a dynamic team driving the core technology transformation for AllSaints. WHAT WILL I BE DOING? 1. Data Strategy & Architecture Design: Define and evolve AllSaints' enterprise data architecture to support Project Nova's strategic objectives Design and develop conceptual, logical, and physical data models Architect More ❯

LBANK, Gett, Kaizen Gaming, and TransferGo. Our products are recognised by industry leaders like Gartner's Magic Quadrant, Forrester Wave and Frost Radar. Our tech stack: Superset and similar data visualisation tools. ETL tools: Airflow, DBT, Airbyte, Flink, etc. Data warehousing and storage solutions: ClickHouse, Trino, S3. AWS Cloud, Kubernetes, Helm. Relevant programming languages for data engineering … tasks: SQL, Python, Java, etc. What you will be doing: Designing and developing scalable and efficient data pipelines, ETL processes, and data integration solutions to support data ingestion, processing, and storage needs. Ensuring data quality and reliability by implementing data validation, data cleansing, and data quality monitoring processes. Optimising database performance by … tuning queries, implementing indexing strategies, and monitoring and analysing system performance metrics. Collaborating with cross-functional teams to gather requirements, understand data needs, and develop data solutions that align with business objectives. Staying up-to-date with emerging technologies and industry trends in data engineering, and identifying opportunities for process improvements and tool enhancements. Establishing and enforcing More ❯

Senior Data Engineer We are seeking a highly skilled Data Engineer to focus on maintaining data streams and ETL pipelines within a cloud-based environment. The ideal candidate will have experience in building, monitoring, and optimizing data pipelines, ensuring data consistency, and proactively collaborating with upstream and downstream teams to enable seamless data flow … across the organization. In this role, you will not only troubleshoot and resolve pipeline issues but also contribute to enhancing data architecture, implementing best practices in data governance and security, and ensuring the scalability and performance of data solutions. You will play a critical role in understanding the business context of data, supporting analytics and decision … making by collaborating with data scientists, analysts, and other key stakeholders This position requires client presence between 25%-50% of the time per month at the client's office, which is located in London. Key Responsibilities: Data Pipeline Development & Maintenance Build, maintain, and optimize scalable ETL/ELT pipelines using tools such as Dagster, or similar. Ensure high More ❯

career progression, sustainability, or volunteering, you'll find like-minded people driving change at Howden. Role: Quality Assurance Engineer Objective: Ensure the quality, reliability, and governance of the Group Data Platform , covering data engineering, platform engineering, and data governance processes . Summary of the Role Howden Group Services is expanding its Group Data Platform and seeks … a Quality Assurance Engineer to test, validate, and improve data pipelines, infrastructure, and governance processes. The ideal candidate will have experience in data testing, automation frameworks, and cloud-based data platforms , ensuring high-quality standards for data pipelines, storage, and platform components . This role requires a detail-oriented professional with a strong technical background in … data assurance and test automation . You will work alongside data engineers, platform engineers, and governance teams to ensure data accuracy, reliability, and compliance . Responsibilities Support the execution of the quality assurance strategy for the Group Data Platform , ensuring the reliability of data pipelines, infrastructure, and governance processes . Develop and execute test cases More ❯

Team: Kore Intelligence Platform engineering Two Circles is a leading data-driven sports agency helping rights holders build stronger, more valuable relationships with their audiences. We blend sports expertise, data science, and technology to help sports organisations grow direct relationships with their fans, increase revenue, and enhance their partner propositions. With a passionate, high-performing team of … Role Overview We're looking for a Technical Product Manager to work on the KORE Intelligence platform. You'll be joining a team responsible for a core suite of data products that transforms fragmented fan data into meaningful, actionable insights. You'll take ownership of backend-heavy capabilities that allow our clients to unify, understand, and activate their … audience data . This includes managing data ingestion frameworks, segmentation infrastructure, and the tooling used by internal teams to deliver commercial outcomes at scale. You'll work closely with external vendors, internal engineering and data teams, and cross-functional stakeholders to to build secure, scalable, and highly performant systems that support campaigns, personalization, reporting, and partner value More ❯

agency still grounded in our founding principle that people are at the centre of all we do. Each day, we apply this belief to harness the transformative power of data and technology to inspire and move people and business forward. With more than 7,000 employees in over 100 offices around the world, we are the flagship Publicis Media … incredibly high demand. If you are passionate about shaping the future of AI and thrive on complex, high-impact challenges, we encourage you to apply. Responsibilities As a Senior Data Engineer for AI/ML, you will be the architect and builder of the data infrastructure that feeds our intelligent systems. Your responsibilities will include: Design and Build … Scalable Data Pipelines: Architect, implement, and optimize robust, high-performance real-time and batch ETL pipelines to ingest, process, and transform massive datasets for LLMs and foundational AI models. Cloud-Native Innovation: Leverage your deep expertise across AWS, Azure, and/or GCP to build cloud-native data solutions, ensuring efficiency, scalability, and cost-effectiveness. Power Generative AI More ❯

Data & Quality Analyst - 9 Month Fixed Term Contract Location: Home based with occasional national travel and stay over as required Hours: Full-time, 40 hours/week Salary : 46K (Pro Rata) Are you passionate about data integrity, quality assurance, and driving meaningful operational improvements? Do you enjoy working across systems, solving data issues, and turning numbers into … actionable insight? We're working with a leading national contractor in the housing sector to recruit a Data & Quality Analyst to play a critical role in ensuring the accuracy, consistency, and reliability of operational data across various service areas. Reporting to the Data Performance & Quality Lead, this is a hands-on role that focuses on data audits, integration support, system validation, and reporting enhancements. You'll work closely with IT, frontline teams, and product managers to help shape smarter, data-informed decision-making. Data & Quality Analyst Key Responsibilities: Conduct regular data validation checks and audits Identify inconsistencies and root causes in operational systems Support mobilisation readiness with pre-launch data More ❯

Data & Quality Analyst - 9 Month Fixed Term Contract Location: Home based with occasional national travel and stay over as required Hours: Full-time, 40 hours/week Salary : £46K (Pro Rata) Are you passionate about data integrity, quality assurance, and driving meaningful operational improvements? Do you enjoy working across systems, solving data issues, and turning numbers into … actionable insight? We're working with a leading national contractor in the housing sector to recruit a Data & Quality Analyst to play a critical role in ensuring the accuracy, consistency, and reliability of operational data across various service areas. Reporting to the Data Performance & Quality Lead, this is a hands-on role that focuses on data audits, integration support, system validation, and reporting enhancements. You'll work closely with IT, frontline teams, and product managers to help shape smarter, data-informed decision-making. Data & Quality Analyst Key Responsibilities: Conduct regular data validation checks and audits Identify inconsistencies and root causes in operational systems Support mobilisation readiness with pre-launch data More ❯

Please note we have 3 positions in total, x2 12 month short term contracts and x1 6 month short term contract Purpose of Job The Assistant Analyst in the Data, Analytics and Strategy (DAS) team is a key contributor in terms of the deliverables of the team, which focuses on digitising, reconciling and integrating portfolio client data with … the Bank's Data Ware House, producing summary client reports for the purpose of risk triage and aggregated portfolio analytics and equity fair valuation. This includes financial accounts, transition related data as well as relevant market and macro information. The Assistant Analyst will take responsibility for the tasks assigned to him/her by the supervisor in the … team or more senior members of the Portfolio Group as a whole. Background As part of Banking Portfolio Department (BPD), a central and dedicated Data, Analytics and Strategy (DAS) team collects and provides data as well as analytical support for bankers and other units responsible for monitoring of the existing portfolio. DAS systematises data activities to support More ❯

Data Analyst Application Deadline: 29 August 2025 Department: Operations Employment Type: Full Time Location: London Reporting To: Yasmine Draffin Compensation: £42,000 - £44,000/year Description Overview of team purpose The Technology and Data department ensures that London & Partners maintains a secure, scalable, and resilient technological ecosystem that underpins the organisation's strategic goals and daily operations. … We promote the effective use of technology and data, fostering collaboration to drive innovation, enhance internal processes, and support informed decision-making across the organisation. Purpose of the role As a Data Analyst at London & Partners, you will be instrumental in delivering our Data Strategy, transforming how we use data to drive inclusive growth, attract investment … and maximise impact for London. This role sits at the heart of our strategy's delivery - supporting core foundations such as data governance, quality, and process validation, while also contributing to forward-looking capabilities like automation, data warehousing, and the ethical application of AI. You will support colleagues across the organisation to access and interpret data More ❯

it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. We are seeking a skilled and motivated Python Data Engineer to join our Weather team. The ideal candidate will have a strong background in Python programming, data pipeline development, and experience with various data processing and … storage solutions. You will work closely with data scientists, analysts and other engineers to build and maintain robust data pipelines that support our forecasting and analytics efforts. Key Responsibilities: Design, develop, and maintain efficient and scalable data pipelines using Python. Extract, transform, and load (ETL) data from various sources into our data platform. Collaborate with … data scientists and analysts to understand data requirements and deliver high-quality data solutions. Monitor and optimize the performance of data pipelines to ensure data quality and reliability. Implement data validation and error-handling mechanisms to ensure data accuracy. Work with cloud-based data storage and processing solutions (e.g., AWS, GCP More ❯

start your career in the online gaming world and experience the latest in technology and innovation. We are looking for creative, out-of-the-box thinkers, technical masterminds, and data enthusiasts to join the Betway family. Our global customer base is expanding rapidly, and we need your skills to support this growth. Don't miss this opportunity-apply now … before it passes you by. Department: Analytics & Data Reporting to: Head of Marketing Effectiveness Location: London Who we are We're part of Super Group, a NYSE-listed digital gaming company behind leading Sports and iGaming brands. Founded in 2006, our teams are located in Guernsey, London, Malta, Germany, Portugal, and Spain, and are constantly expanding. Who we're … in a fast-paced, innovative environment. Join us to make a difference and advance your career. Why we need you As a Senior Analytics Engineer, you will leverage Azure data technologies to drive innovation, design and develop data frameworks, power real-time data pipelines, and deliver actionable insights for our global brands. This is a unique opportunity More ❯

Data Migration Specialist 3-Month Contract Remote (UK Based Only) Your new company A forward-thinking organisation is undertaking a major ERP transformation following the implementation of Unit4. As part of this programme, a key component is being separated into a new, customised client environment. This is a fantastic opportunity to join a dynamic team driving innovation and efficiency … in enterprise systems. Your new role As a Unit4 Data Migration Specialist, you will lead the end-to-end data migration process between ERP environments. You'll be responsible for planning, executing, validating, and documenting all aspects of the migration to ensure data integrity and project success. This includes using Unit4 import/export tools, supporting testing … phases, and collaborating with internal IT teams to ensure a smooth transition. Key responsibilities include: Managing the full data migration lifecycle between legacy and new Unit4 clients. Creating templates, performing validation exercises, and loading data using Unit4 tools. Supporting build-testing, UAT, and Go-Live phases. Ensuring quality assurance and audit traceability. Producing detailed documentation and conducting More ❯

Data and Analytics Associate, Transactions Management Pantheon has been at the forefront of private markets investing for more than 40 years, earning a reputation for providing innovative solutions covering the full lifecycle of investments, from primary fund commitments to co-investments and secondary purchases, across private equity, real assets and private credit. We have partnered with more than … Leveraging our specialized experience and global team of professionals across Europe, the Americas and Asia, we invest with purpose and lead with expertise to build secure financial futures. The Data and Analytics (DnA) team is a newly established function that integrates the Data Integrity and Portfolio Analytics teams. DnA plays a critical role in supporting key functions across … the organization, including Investment, Investor Relations (IR), Core Portfolio Management (Core PM), and Fund Finance. At its core, the DnA team plays foundational role in Pantheon's data ecosystem, ensuring accurate ingestion and integrity of Pantheon's core data -including client, managed fund, deal, investment, and asset data. This disciplined approach to data stewardship powers actionable portfolio More ❯

Job Title: Data Analyst Location: London Salary/Rate: £300 outside IR35 Start Date: September An exciting opportunity for a detail-focused Data Analyst to support data cleansing, reconciliation, and template creation within a finance function. The ideal candidate will be an Advanced Excel user with experience working with Oracle ERP financial data or similar ERP … systems. Familiarity with Oracle ERP and its financial data structures will be a strong advantage. Key Responsibilities: Cleanse, transform, and validate financial data extracted from Oracle ERP and other sources Perform detailed reconciliation of data between Oracle ERP and other finance systems or spreadsheets Design, develop, and maintain Excel-based templates for data entry, reconciliation, and … financial reporting Collaborate closely with finance teams to identify and resolve data discrepancies within Oracle ERP datasets Assist in documenting data processes, reconciliation procedures, and template usage guidelines Implement data quality checks and controls to ensure accuracy and completeness of Oracle ERP financial data Support ad-hoc reporting and analysis requests leveraging Oracle ERP and Excel More ❯

Client Local Authority in Croydon Job Title Data Cleanser - Synergy Database Pay Rate 18.33 an hour PAYE Hours 36 Hours a week(Mon-Fri) Duration Initial 6 Month Contract Location HYBRID WORKING-2-3 DAYS A WEEK OFFICE BASED IN CROYDON Description ALL APPLICANTS MUST HAVE EXPERIENCE OF SYNERGY DATABASE The Role We are looking for a highly accurate … and organised Data Cleanser to support a data quality improvement project within the Synergy database . This role is critical to ensuring the accuracy, consistency, and completeness of records used in children's services, early help, and education systems. Your work will help frontline teams provide more effective support and ensure compliance with statutory reporting and safeguarding requirements. … Key Responsibilities Clean, standardise, and validate data within the Synergy case management system used across children's services and education Identify and correct data errors including duplicates, incomplete fields, incorrect formats, and outdated records Support data cleansing activity in preparation for Ofsted inspections, statutory returns, and service transformation projects Liaise with service teams to verify and update More ❯

Client Local Authority in Croydon Job Title Data Cleanser - Synergy Database Pay Rate £18.33 an hour PAYE Hours 36 Hours a week(Mon-Fri) Duration Initial 6 Month Contract Location HYBRID WORKING-2-3 DAYS A WEEK OFFICE BASED IN CROYDON Description ALL APPLICANTS MUST HAVE EXPERIENCE OF SYNERGY DATABASE The Role We are looking for a highly accurate … and organised Data Cleanser to support a data quality improvement project within the Synergy database . This role is critical to ensuring the accuracy, consistency, and completeness of records used in children's services, early help, and education systems. Your work will help frontline teams provide more effective support and ensure compliance with statutory reporting and safeguarding requirements. … Key Responsibilities Clean, standardise, and validate data within the Synergy case management system used across children's services and education Identify and correct data errors including duplicates, incomplete fields, incorrect formats, and outdated records Support data cleansing activity in preparation for Ofsted inspections, statutory returns, and service transformation projects Liaise with service teams to verify and update More ❯

Client Local Authority in Croydon Job Title Data Cleanser - Synergy Database Pay Rate £18.33 an hour PAYE Hours 36 Hours a week(Mon-Fri) Duration Initial 6 Month Contract Location HYBRID WORKING-2-3 DAYS A WEEK OFFICE BASED IN CROYDON Description ALL APPLICANTS MUST HAVE EXPERIENCE OF SYNERGY DATABASE The Role We are looking for a highly accurate … and organised Data Cleanser to support a data quality improvement project within the Synergy database . This role is critical to ensuring the accuracy, consistency, and completeness of records used in children's services, early help, and education systems. Your work will help frontline teams provide more effective support and ensure compliance with statutory reporting and safeguarding requirements. … Key Responsibilities Clean, standardise, and validate data within the Synergy case management system used across children's services and education Identify and correct data errors including duplicates, incomplete fields, incorrect formats, and outdated records Support data cleansing activity in preparation for Ofsted inspections, statutory returns, and service transformation projects Liaise with service teams to verify and update More ❯

Location: London, England, United Kingdom Join Axon and be a Force for Good. Design, build, and maintain scalable, secure, and efficient data pipelines using modern data tools and cloud-native technologies Work with a variety of data sources-structured, semi-structured, unstructured-to support diverse analytics and operational workloads Ensure data quality and consistency by incorporating … automated testing, data validation, and monitoring mechanisms Drive best practices around data engineering, including testing, observability, security, and documentation Troubleshoot and resolve issues in production environments to ensure data integrity and platform reliability What you bring: 5+ years of professional experience in data engineering roles, preferably for a customer facing data product Expertise in … designing and implementing large-scale data processing systems with data tooling such as Spark, Kafka, Airflow, dbt, Snowflake, Databricks, or similar Strong programming skills in languages such as SQL, Python, Go or Scala Demonstrable use and an understanding of effective use of AI tooling in your development process A growth mindset and eagerness to work in a fast More ❯

Data Migration Specialist 3-Month Contract Remote (UK Based Only) Outside IR35 ***Unit4 (Agresso) Experience Essential**** Your new company A forward-thinking organisation is undertaking a major ERP transformation following the implementation of Unit4. As part of this programme, a key component is being separated into a new, customised client environment. This is a fantastic opportunity to join a … dynamic team driving innovation and efficiency in enterprise systems. Your new role As a Unit4 Data Migration Specialist, you will lead the end-to-end data migration process between ERP environments. You'll be responsible for planning, executing, validating, and documenting all aspects of the migration to ensure data integrity and project success. This includes using Unit4 … import/export tools, supporting testing phases, and collaborating with internal IT teams to ensure a smooth transition. Key responsibilities include: Managing the full data migration lifecycle between legacy and new Unit4 clients. Creating templates, performing validation exercises, and loading data using Unit4 tools. Supporting build-testing, UAT, and Go-Live phases. Ensuring quality assurance and audit More ❯

and more on the positive – enjoying what the world has to offer. ABOUT THE ROLE Our client is seeking a dynamic and experienced manager to lead a team of Data Specialists. This role is ideal for someone who has a deep understanding of data and credit systems, and who can guide and mentor a team to achieve excellence … in data analysis, documentation, and process improvement. The Head of BI & Portfolio Risk will ensure that all team activities are aligned with organisational goals and that complex processes are accurately represented and accessible to stakeholders. They will use their experience to provide guidance to other teams on the appropriate approach to take with processes and investigations from a customer … impact and portfolio risk perspective. RESPONSIBILITIES Team Leadership & Development Lead, mentor, and develop a team of Data Specialists. Foster a collaborative and innovative team environment. Provide regular feedback and performance evaluations to team members. Credit Card Mechanics Documentation & System Understanding Oversee the development of clear, structured documentation explaining credit card processes such as: Minimum payment due calculations. Statement generation More ❯

and more on the positive – enjoying what the world has to offer. ABOUT THE ROLE Our client is seeking a dynamic and experienced manager to lead a team of Data Specialists. This role is ideal for someone who has a deep understanding of data and credit systems, and who can guide and mentor a team to achieve excellence … in data analysis, documentation, and process improvement. The Head of BI & Portfolio Risk will ensure that all team activities are aligned with organisational goals and that complex processes are accurately represented and accessible to stakeholders. They will use their experience to provide guidance to other teams on the appropriate approach to take with processes and investigations from a customer … impact and portfolio risk perspective. RESPONSIBILITIES Team Leadership & Development Lead, mentor, and develop a team of Data Specialists. Foster a collaborative and innovative team environment. Provide regular feedback and performance evaluations to team members. Credit Card Mechanics Documentation & System Understanding Oversee the development of clear, structured documentation explaining credit card processes such as: Minimum payment due calculations. Statement generation More ❯

Analytics and Data Tester Location: London or Glasgow - Hybrid working - 3 days onsite/2 days remote Salary: £40,000 - £60,000 We're looking for a detail-oriented Analytics and Data Tester to join our clients Business Services Business Intelligence team. You will play a key role in ensuring the quality and accuracy of our Oracle Fusion … reporting and analytics products across Finance and Human Capital Management (HCM) domains. If you have a passion for high-quality testing, data validation, and continuous improvement, and you're excited about working in a high-performance, inclusive environment - we'd love to hear from you. What You'll Be Doing Designing and executing test plans, scripts, and cases … for reports and dashboards in Oracle Analytics Cloud (OAC) and Fusion Data Intelligence (FDI) Conducting regression, functional, and system integration testing Automating tests where feasible using appropriate tools Identifying and resolving data discrepancies and report logic issues Collaborating with business analysts and developers to validate reporting requirements Supporting continuous improvement of QA processes and tooling Ensuring data More ❯