10 of 10 Contract Data Validation Jobs in London

Data Analytics Engineer Location: Central London - hybrid working Rate: £500.00 per day inside IR35 Duration: 12 months We are working with a leading global player in the travel industry who are seeking a Data Analytics Engineer to join their data team. This role sits at the intersection of data analysis and data engineeringideal for someone … who enjoys building scalable data solutions while staying close to business impact. The Role As a Data Analytics Engineer , youll design, build, and maintain reliable data pipelinesprimarily using PySpark, SQL, and Python to ensure business teams (analysts, product managers, finance, operations) have access to well-modeled, actionable data. Youll work closely with stakeholders to translate business needs … into technical solutions, ensuring data is trusted, scalable, and production-grade. Unlike pure Data Engineers, youll be closer to the business, shaping analytics-ready datasets. Unlike pure Data Analysts, youll spend more time coding, managing data infrastructure, and ensuring pipeline reliability. Who Were Looking For Data Analytics : Analysts who have strong experience building and maintaining More ❯

income products, securitized products, and associated pricing methodologies. Familiarity with FRTB SA regulations, including curvature, RRAO, trading book and banking book distinctions, and RWA calculation. Proficiency in reference static data and ETF/Index/Funds composition data. Develop and execute test scenarios/cases, share results with business users, and update progress regularly. Coordinate with multiple teams on … IT Skills: Possess strong analytical and problem-solving skills, proficiency in SQL and other database querying languages, and familiarity with testing tools and methodologies. Create Python scripts to perform data validation on large flat files, ensuring completeness. Scripting and automation to manage and manipulate large data sets for analysis and testing. Utilize test tracking and reporting tools … such as JIRA and Confluence pages. Comfortable with data validation, data transformation, and data quality testing. Develop and execute test plans, identify and document defects, and collaborate with developers to resolve issues. All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to More ❯

Data Test Lead l Data platform l Test strategy l ingestion l Analytics l Test data management processes l ETL/ELT l DBT Test l Pytest l £325 PD l Outside IR35 l 3 months l London - Remote Method Resourcing are partnering with one of our partnering consultancies in need of a data test lead … to support one of their new enterprise data platform initiatives. This role will need someone with deep knowledge around data testing, automation and Quality governance across cloud-based data solutions. Core tech stack: SQL test automation DBT Test, Pytest data modelling Key requirements: Define and implement an end-to-end test strategy Establish robust data validation and test data management frameworks Drive automation and oversee testing phases Lead cross-functional coordination and reporting Contract: Outside IR35 3 month contract remote however, has to be based in the UK £325 per day Immediate start THIS ROLE IS INITIALLY WORKING 3 DAYS PER WEEK WITH THE EXPECTATION OF GOING FULL TIME ONCE ANOTHER WORKSTREAM More ❯

organisation to recruit an PowerBI Developer on a contract basis - Hybrid working - London based The successful candidate will be responsible for developing and managing business intelligence solutions, transforming raw data into meaningful insights through interactive and visually appealing PowerBI reports and dashboards. Role The PowerBI Developer will design, develop, and maintain PowerBI reports and dashboards to present key business … metrics and trends. Create custom visuals and complex reports using PowerBI's built-in functionalities and DAX (Data Analysis Expressions). Analyse business requirements and translate them into technical specifications for data collection, analysis, and reporting. Conduct data validation to ensure the accuracy and consistency of the data presented in reports. Collaborate with stakeholders, data analysts, and IT teams to understand data needs and deliver effective BI solutions. Provide training and support to end-users on how to interact with and interpret PowerBI reports and dashboards. Monitor and improve the performance of PowerBI solutions. Troubleshoot and resolve issues related to PowerBI reports and dashboards. Create and maintain documentation for PowerBI reports, data 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 London office. The Payroll Data Migration Specialist will be assisting …/overseeing duties such as: Own and deliver the full payroll data migration workstream into Oracle HCM. Lead the extraction of data from legacy payroll systems, ensuring accuracy and completeness. Conduct thorough data validation and reconciliation prior to each migration cycle. Support the execution of parallel pay runs during testing phases to ensure consistency between systems. More ❯

deploy scalable APIs (Flask/FastAPI) for internal and external tools. Partner with business users to gather requirements and iterate quickly on solutions. Implement testing frameworks, version control, and data validation processes. Integrate with market data, storage systems, and reporting platforms. Required Skills 5+ years' Python development experience, ideally within trading, risk, or financial services. Strong background … with Pandas, NumPy, and data science libraries . Hands-on experience with Flask or FastAPI for API development. Proficiency in time-series data manipulation and back-testing methods. Experience working with large datasets and real-time data pipelines . Strong performance optimisation and debugging skills. Confident communicator with the ability to liaise directly with business stakeholders. Desirable … Skills Experience in commodities indices, structured products, or index engineering . Knowledge of market data feeds (Bloomberg, Refinitiv, etc). Familiarity with containerisation (Docker) and cloud platforms (AWS/GCP). Database experience (SQL/NoSQL) and use of modern data formats (Parquet, HDF5). Contract: Initial term with possible extension Day Rate: Competitive, depending on experience McGregor More ❯

Design, develop, and maintain PowerBI reports and dashboards to present key business metrics and trends. Create custom visuals and complex reports using PowerBI's built-in functionalities and DAX (Data Analysis Expressions). Translate business requirements into technical specifications for data collection, analysis, and reporting. Perform data validation to ensure accuracy and consistency in reporting. Collaborate … and interpreting PowerBI dashboards. Monitor and optimise the performance of PowerBI solutions. Troubleshoot and resolve issues related to PowerBI reports and dashboards. Develop and maintain documentation for PowerBI reports, data sources, models, and processes. Ensure BI solutions align with industry best practices and internal standards. Experience: Bachelor's degree in Computer Science, Information Systems, Data Science, Business Analytics … PowerBI Developer. Strong expertise in Microsoft PowerBI, including PowerBI Service, PowerBI Desktop, and PowerBI Report Server. Proficiency in DAX for creating custom calculations and measures. Experience with SQL for data discovery and manipulation. Ability to analyse complex datasets and provide actionable insights. Strong problem-solving skills and attention to detail. Effective communication skills for both technical and non-technical More ❯

and rebalancing logic Attribution and decomposition analytics Build robust APIs using FastAPI or Flask Collaborate directly with business users to gather requirements and iterate quickly Implement testing, versioning, and data validation processes Ensure integration with internal data sources and reporting tools Required Skills 5+ years of Python development experience, ideally in financial services or commodities Strong proficiency … in Pandas , NumPy , and time-series data manipulation Proven experience with FastAPI or Flask Familiarity with large datasets and real-time data pipelines Excellent debugging, profiling, and performance optimization skills Strong communication skills and ability to work with non-technical stakeholders Preferred Skills Experience with commodities indices or structured products Knowledge of market data platforms (e.g., Bloomberg More ❯

Asset Information Analyst (Property Data Validation Officer) London 29.07 per hour (umbrella) Interim Contract A London Local Authority is seeking an Asset Information Analyst to support its Asset Management Team. This role will focus on validating property data and producing high-quality asset intelligence to inform key decisions affecting council officers, service providers, central government, and residents. … Key Responsibilities: Maintain, analyse, and validate property and asset data to support decision-making. Use advanced IT tools (Power Query, SQL, MS Access, Excel, VBA) for reporting and analysis. Assist the Asset Information Manager with technical and administrative solutions for database and records management. Ensure accuracy, consistency, and quality assurance across multiple systems. Work with internal and external stakeholders … Computer Science (or equivalent experience). Strong analytical and problem-solving skills with excellent attention to detail. Advanced knowledge of Power Query, SQL, Excel, Access, and VBA. Experience in data retrieval, manipulation, and reporting. Flexible, proactive, and able to meet tight deadlines. Strong communication skills and commitment to providing a professional service. More ❯

Senior Guidewire ClaimCenter Developer 6+ years’ experience with ClaimCenter, Guidewire Certified. Strong in Gosu, Java, SOAP/REST, Studio, Messaging, Data Model, Rules & Workflows. Lead development, integrations, mentoring, code reviews, and performance optimization. Agile/Scrum experience with solid problem-solving and communication skills. Guidewire ClaimCenter Business Specialist/Analyst 5+ years’ experience with ClaimCenter, Guidewire Certified (preferred). … Skilled in requirements gathering, functional specs, user stories, workshops, and solution validation. Strong in configuration, integrations, data mapping, UAT, and end-user training. Knowledge of insurance regulations, Agile (Jira), and SQL for data validation. Excellent communication and stakeholder management skills. More ❯