1 to 25 of 29 Data Validation Jobs in Central 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 solutions meet business needs and quality standards. This is a … great opportunity to contribute to transformational projects within the insurance industry, leveraging your skills in data analysis, stakeholder engagement, and documentation, while growing within a dynamic and collaborative environment. Key Responsibilities Analyze and understand business requirements related to core insurance data (e.g., policies, claims, customers, billing) to support modeling, data migration, reporting, and analytics initiatives. Collaborate with More ❯

Analytics Engineer Location: London (hybrid 3 times a week) Department: IT Type: 3 months rolling contract Outside IR35 The client is seeking an experienced Analytics Engineer to join its Data & Analytics team. The role focuses on building scalable data pipelines, transforming raw data into clean, reusable datasets, and enabling data-driven decision-making. Key Responsibilities Design … and build data products, with proficiency throughout the data lifecycle. Develop robust data models through close collaboration with business users and the engineering team. Partner with senior management, operational leads, and other stakeholders, coaching and supporting a data-driven culture, including KPI definition and reporting frameworks. Accountable for data extraction, transforming JSON & XML, utlising high … experience within metadata management. Collaborate with data engineers to develop data, enrich product design and integrate data for predictive models or machine learning. Deliver well-defined, transformed, tested, documented, and code-reviewed datasets for analysis. Evaluate and recommend improvements in data flow, influencing and supporting architects and engineers. To work independently and to manage multiple data More ❯

Automation Engineer to join a leading financial services organisation on a 6-month contract. This hands-on role focuses on delivering high-quality automated testing across web, API, and data validation for investment and wealth management platforms. You will execute automation scripts, validate complex data flows, test RESTful APIs, and ensure releases meet reliability and performance standards. … Role & Responsibilities Develop, maintain, and execute automation frameworks for web, API, and data validation testing within wealth management and trading systems Perform functional, regression, performance, and integration testing for complex financial applications Test RESTful APIs using tools such as Postman or RestAssured Validate data and perform back-end testing using SQL Integrate automated tests within CI/… in QA engineering within financial services or other complex enterprise environments Strong Python scripting skills for automation Experience with Avaloq (desirable) Hands-on experience testing RESTful APIs and performing data validation Familiarity with CI/CD pipelines, version control (Git), and Agile methodologies Strong SQL skills and experience with back-end testing Excellent analytical and problem-solving abilities More ❯

Senior Data Engineer Job Type : Permanent Location: Hub Location (London/Reading/Birmingham/Glasgow/Leeds) Salary: £60,000 - £70,0000 Consultant: Mags Rendle Excellent career opportunity! The Organisation TDRC are excited to be once again working with one of the UK’s leading Wealth Management firms. Through their robust infrastructure, cutting edge technology, and exceptional support … reliable service to their continuously expanding client base. They are providing the utmost level of quality and security in everything they do. Key Responsibilities Design, build, and maintain Azure Data Factory (ADF) pipelines to support complex data integration and transformation needs. Develop scalable and optimised data models in Azure Synapse Analytics for analytical and operational reporting. Govern … and enhance Power BI datasets and semantic models, ensuring best practice in DAX, performance tuning, and report design. Lead the development of data architecture and standards across Azure Data Lake and Synapse environments. Contribute to the migration to Microsoft Fabric, shaping platform architecture and integration patterns. Implement and maintain data validation, monitoring, and quality frameworks. Work More ❯

Bioinformatics | Data Engineer 📍 London OR Oxford About the Company We are a growing TechBio organization using data science and machine learning to accelerate drug discovery. Our teams integrate multi-omics and functional assay data to uncover insights into disease biology and therapeutic development. The Role We’re seeking a Bioinformatics Data Engineer to design, build, and … optimize data pipelines that integrate large-scale biological, multi-omics, and experimental datasets. You’ll collaborate closely with scientists, bioinformaticians, and ML engineers to deliver robust, compliant, and reusable data solutions that drive research and discovery. Key Responsibilities Develop and maintain ETL pipelines for bioinformatics and omics datasets across cloud and on-prem environments. Standardize and harmonize diverse … data sources, ensuring metadata quality and FAIR compliance. Integrate multi-modal datasets (genomic, transcriptomic, proteomic, imaging, etc.) into unified data models. Automate data validation, quality control, and lineage tracking. Support analytics, visualization, and machine learning workflows. Contribute to data governance practices covering access, privacy, and lifecycle management. Qualifications Bachelor’s or Master’s in Bioinformatics More ❯

Role – Technology Lead Technology – Kafka, Confluent cloud and Data Integration Location – London, UK Job Description We are looking for an experienced Kafka and Confluent Cloud Specialist to join our team onsite as a Subject Matter Expert (SME) and primary technical lead for all data onboarding activities across on-premises and cloud environments. This role demands strong expertise in … event streaming platforms, excellent SQL skills, and the ability to collaborate with multiple stakeholders to ensure smooth data integration and delivery. As a secondary skill, experience with Fivetran, SSIS, ADF or Snowflake will be considered a strong plus. Your role In the role of a Data Integration Lead , you will drive the design, implementation, and optimization of enterprise … grade data integration solutions, with a strong focus on real-time streaming and cloud-native platforms. You will lead initiatives involving Apache Kafka and Confluent Cloud, enabling scalable, event-driven architectures that support high-throughput, low-latency data movement across systems. You will anchor engagements from requirement gathering and solution architecture to development and deployment, ensuring seamless integration More ❯

Data Engineer — Hedge Fund (L/S Equity) | London A fundamentally driven long/short equity fund focused on the European Industrials sector is seeking a Data Engineer for a variety of greenfield development. Founded by a former Citadel portfolio manager, the team brings together expertise from leading global institutions such as Citadel, DE Shaw and Millennium. They … combine rigorous data analysis with industry insight to anticipate industrial cycles ahead of the market, acting decisively when conviction and evidence align. Role Overview We are seeking a highly skilled Data Engineer to design, build and maintain the core data infrastructure powering the investment and risk processes. This is a fully hands-on role within a small … high-calibre team, offering significant impact and ownership. You will develop robust, production-grade ETL pipelines, manage cloud-based and on-prem data environments, and integrate diverse datasets from external vendors, trading systems and internal sources. The role also involves implementing automated data validation processes, optimising data quality and performance, and ensuring high availability across all More ❯

Excel Modeller – Financial Data Modelling & Process Design Location: London (Hybrid 3 days per week in the office) Are you an Excel expert with a passion for financial data and process automation? This is your opportunity to take a high-impact role at the intersection of finance, data, and technology , helping to shape next-generation data collection … environment. This role will be paying £500 - £600 p/d DOE. What You’ll Do Design advanced Excel templates for P&L, balance sheet, cash flow, and KPI data across portfolio companies. Implement data validation, consistency checks, and version control for clean, auditable data. Automate workflows using Excel formulas, VBA/macros, Power Query , and integrate … with external systems like Snowflake . Collaborate with finance and tech teams to streamline data flows and improve reporting accuracy. Drive process improvement and governance , standardizing KPIs and reporting structures. What We’re Looking For 6–10 years’ experience in financial analysis, data process design, or financial systems integration (Big 4 FDnA/TS or PE/Asset More ❯

The Role We are looking for a skilled and experienced Senior Data Engineer to join our Data Science team. The team ingests large amounts of complex sensor data (billions of data points a day), combines it with data from other teams, and produces advanced modelling products that help people park their car or charge their … learning models are high-quality production services and are updated regularly using fresh data. You will lead the design, development, and enhancement of pipelines to ingest and process streaming data for use in our machine learning models. You will be an important member of our team, lead engineering initiatives and work with smart colleagues in a supportive environment. Responsibilities … You will develop pipelines for scalable big data processing with Spark, and real-time data streaming with Kafka. These pipelines will need to be written using efficient, testable, and reusable Python code using (for example) Numpy, Pandas and Pyspark. We manage our numerous pipelines using Airflow to meet our data serving and modelling requirements. Our services are More ❯

A leading global investment firm is seeking a Market Data Engineer to join its London-based team and help build robust, scalable tick data infrastructure that powers systematic trading strategies across asset classes. This is a high-impact engineering role focused on designing and optimizing real-time and historical market data pipelines in a cloud-native environment. … You'll work closely with trading and quant teams to ensure data is clean, fast, and accessible - enabling research, signal generation, and execution at scale. What You'll Do Build and maintain high-performance tick data pipelines for ingesting, processing, and storing large volumes of market data. Work with time-series databases (e.g., KDB, OneTick) and Parquet-based … file storage to optimize data access and retrieval. Design scalable cloud-native solutions (AWS preferred) for market data ingestion and distribution. (Bonus) Integrate Apache Iceberg for large-scale data lake management and versioned data workflows. Collaborate with trading and engineering teams to define data requirements and deliver production-grade solutions. Implement robust data validation More ❯

methodologies. 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 in … AI-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, and … solutions using OCR technologies (Tesseract, Azure AI Document Intelligence, natural language processing for information extraction, document classification, and building end-to-end pipelines for automated document ingestion, processing, and data extraction with validation rules. Robotic Process Automation (RPA) - Knowledge of RPA concepts and tools (UiPath, Automation Anywhere, Power Automate) for automating repetitive tasks, screen scraping, and legacy system More ❯

About the Role A leading global trading and investment firm is looking for Data Engineers to join its core data function. The team plays a key role in powering research, modelling, and trading strategies through high-quality, well-managed data systems. This is a hands-on engineering position within a small but growing team. You’ll work … across the full data lifecycle - from design to delivery - helping to shape and scale the firm’s data platform over the next few years. The ideal candidate will bring strong technical ability, curiosity, and a drive to build robust, high-performance systems. Key Responsibilities Partner with quantitative researchers, developers, and portfolio teams to turn business needs into practical … scalable data solutions. Extend and optimise the data warehouse by integrating new data sources and improving system performance, scalability, and reliability. Help define best practices for data quality, governance, and platform architecture. Evaluate and implement modern tools and frameworks for managing, querying, and streaming large datasets. Build and maintain automated processes for data validation More ❯

Role: - Mapping Audit resource Location: Anywhere in Ireland or the UK is fine (Remote) Duration: 3 months contract with possibility of renewal The ideal candidate has experience in data validation, content QA, or web operations, strong Excel/Google Sheets skills, and the ability to manage large datasets with precision. Familiarity with EA Help, Config App, or similar … QA/QV efforts for related Connect Flow initiatives. Identify recurring mapping issues and propose process or tooling improvements. Participate in weekly syncs to review progress, blockers, and upcoming validation batches. Skills and Experience Proven experience in data validation, content auditing, or quality assurance work (preferably within a digital or web environment). High attention to detail … with the ability to track and manage large datasets accurately. Proficiency with Excel or Google Sheets (filtering, conditional formatting, data cleanup). Comfort with comparing and analyzing structured data (e.g., URLs, metadata, content tags). Excellent written communication skills for documenting mismatches and reporting progress. Ability to work independently while maintaining alignment with multiple stakeholder teams. Familiarity with More ❯

Senior Data Engineer London - 2 days a week in the office Up to £95k A high-growth digital platform is transforming a multi-billion-dollar global industry through innovative online technologies. The platform connects a large network of customers and partners worldwide, powering billions in annual transactions. With significant revenue growth and international reach, the company is modernising one … a global, category-defining business in the process. As the organisation scales its AI and machine learning capabilities across search, recommendations, and analytics, it is investing heavily in robust data infrastructure to enable rapid experimentation, reliable insights, and data-driven decision-making. The Senior Data Engineer will collaborate with Product Managers, ML Engineers, Analysts, and Software Engineers … to design and maintain the data pipelines and infrastructure that power AI-driven features and business intelligence, handling millions of events and requests daily. Key Responsibilities: Design, build, and maintain reliable ETL/ELT pipelines to support analytics, ML models, and business intelligence Develop scalable batch and streaming data pipelines to process millions of events and transactions daily More ❯

This fast moving fast expanding professional services firm are looking for a confident administrator within HR to maintain and manage employee data within the Human Resources Information System (HRIS) . You will be responsible for ensuring data accuracy, supporting the wider People Team, generating reports, and assisting with system upgrades or changes. You will play a critical role … in enabling informed decision-making and streamlined HR processes across this multi site professional services firm. HRIS Data Management: Liaise with the Advisory Team to maintain accurate and up-to-date employee records within the HRIS. Process changes including job changes, holiday entitlement updates, and personal information updates, including mass uploads. Ensure data integrity by performing regular audits … hierarchies. Assist in testing and implementing system updates, enhancements, and new features. Liaise with other members of the People team to troubleshoot and resolve system issues promptly. Reporting and Data Analytics: Generate standard and ad hoc reports from HRIS ensuring the security and integrity of data. Support data extraction and integration with other systems. Process Support and Automation More ❯

Digital Data Analyst (Website Analytics) Burton Upon Trent/London – Hybrid (1–2 days onsite) Up to £50,000 The Company A well-known hospitality brand is growing its digital analytics function and looking for a hands-on Digital Data Analyst to join the team. You’ll be the go-to for web analytics across 80+ sites — helping … how customers interact online and where the biggest opportunities lie to improve performance. The Role You’ll play a key part in improving the digital customer journey through cleaner data, sharper insights, and smarter reporting. Expect to get involved in: Building dashboards and reports in GA4, SQL, Looker, and Power BI Analysing user drop-off points and conversion trends … Validating tracking and debugging tags to ensure data integrity Pulling data from multiple sources to build a clear digital performance picture Partnering closely with marketing, product, and development teams to influence strategy Your Skills You’ll need: Strong hands-on experience with GA4 – you use it daily and know your way around custom reporting Solid SQL skills for More ❯

A leading global investment firm is seeking a Weather Data Engineer to help build proprietary weather analytics and infrastructure that directly powers alpha generation across its commodities trading strategies. This is a high-impact opportunity to work at the intersection of data engineering, meteorology, and AI-driven forecasting. Weather data is central to the firm's edge … from raw satellite observations to climate simulations and proprietary model outputs. You'll be part of a specialist team driving innovation in how weather data is ingested, transformed, and deployed across the investment process. Responsibilities: Design and maintain scalable, cloud-native (AWS) pipelines for ingesting and processing real-time and historical weather data. Build robust APIs and data services to serve weather data and AI model outputs to researchers, quants, and traders. Support the development and deployment of proprietary forecasting models, including workflows for blending, debiasing, and fine-tuning. Collaborate with meteorologists, data scientists, and AI researchers to onboard new datasets and accelerate research. Implement automated data validation, monitoring, and alerting to ensure More ❯

Progression What the role entails: Some of the main duties of the Kronos Support Analyst will include: Lead configuration workshops for Kronos Time & Attendance System. Lead business engagement and data validation workshops to gain understanding of HR data and requirements for the solution. Develop and oversee new client configurations within the solution, review configuration changes and support … reporting tools (Workforce Analytics, HyperFind queries, custom reports) Understanding of Kronos integrations with HRIS, payroll, and ERP systems (e.g., SAP, Workday, PeopleSoft) Troubleshooting Kronos system errors, security roles, and data inconsistencies. Analytical & Reporting Skills Ability to analyse workforce data for trends, compliance, and efficiency improvements. Experience creating dashboards and performance metrics for labor utilisation. Strong skills with Excel … data analysis, and pivot tables. Experience preparing audits for timekeeping compliance. Stakeholder Support & Training Supporting HR, Payroll, and Operations teams in using Kronos effectively. Documenting processes, creating user guides, and delivering end-user training. Serving as the liaison between IT, HR, and Payroll for Kronos issues. General Qualifications Years of experience: Typically, 2-5 years with Kronos systems in More ❯

digital insights and analytics consultancy to hire an Analytics Consultant to join their growing client delivery team. This is a great opportunity for someone with strong digital analytics and data storytelling experience who’s ready to take full ownership of client workstreams — combining technical rigour, commercial insight, and stakeholder engagement. You’ll play a key role in helping major … brands turn data into meaningful actions that drive personalisation and performance. THE ROLE AND RESPONSIBILITIES: Reporting & Insights Deliver regular digital performance reports with clear insights and recommendations. Build and maintain time-series dashboards across tools like Google Ads, Adobe Analytics, and Snowflake. Ensure reporting accuracy through data checks and campaign annotations. Personalisation & Experimentation Support A/B and … rules-based tests, defining hypotheses and success metrics. Translate insights into testable ideas and prioritise by commercial impact. Collaborate with stakeholders to launch and measure experiments. Data Quality & QA Run QA checks to maintain data integrity and consistency. Monitor key tracking systems, identify anomalies, and coordinate fixes. Client Delivery & Communication Act as the main client contact, managing updates More ❯

Senior Test Analyst to join a strategic system upgrade programme within a leading financial services organisation. This role focuses on upgrading the Algo Collateral Management System, ensuring robust interface validation and seamless system integration across key business and technology functions. Role & Responsibilities: Develop and execute detailed test plans, cases, and scripts for the system upgrade. Validate inbound and outbound … interfaces, ensuring data integrity and functional accuracy. Collaborate with business analysts, developers, and project managers to define and test requirements. Conduct System Integration Testing (SIT) and support User Acceptance Testing (UAT). Identify, document, and manage defects using tools such as JIRA. Ensure compliance with internal QA standards and contribute to test reporting and sign-off. Essential Skills & Requirements … Analyst on complex system upgrade or integration projects. Strong knowledge of system testing methodologies and tools. Experience testing interfaces (file-based and API integrations). Proficiency with SQL for data validation and backend testing. Solid understanding of collateral management, settlements, or post-trade processing within financial services. Prior experience with SmartStream or Algo Collateral systems highly desirable. Excellent More ❯

Data Migration Lead (Wholesale Lending) - £650 Per Day – London (Hybrid) – Banking Overview: A leading organisation in the banking sector is seeking an experienced Data Migration Lead to manage the migration of data from the existing ACBS platform to Loan IQ, ensuring operational readiness and high data quality throughout the transformation. Role & Responsibilities: Lead a Migration Pod … overseeing testing, reconciliation, and go-live activities. Collaborate with Wholesale Lending and Technology teams to ensure accurate and aligned data and processes. Manage stakeholder engagement, approvals, and operational readiness for system changes. Drive process improvement, automation, and data quality initiatives. Support BAU implementation, provide on-site guidance, and co-manage offshore deliverables. Prepare and present reports and presentations … to global stakeholders. Technical Requirements: Strong knowledge of data migration, reconciliation, and loan management systems (ACBS, Loan IQ). Experience with test migrations, dry runs, and data validation. Proven stakeholder management and cross-functional collaboration skills. Skilled in data analysis and presentation tools (Excel, Power BI, or similar). Ability to drive operational readiness, process improvement, and More ❯

and execute comprehensive system test plans, test cases, and test scripts aligned with the upgrade scope. Validate the incoming and outgoing interfaces of the new SmartStream Algo system, ensuring data integrity and functional accuracy. Collaborate with business analysts, developers, and project managers to understand requirements and translate them into test scenarios. Perform system integration testing (SIT) and support user … practices. Experience testing interfaces (inbound/outbound), including file-based and API integrations. Familiarity with test management tools such as JIRA. Ability to write and execute SQL queries for data validation and backend testing. Financial Services Experience: Solid understanding of collateral management, settlements, or post-trade processing in a financial services environment. Experience working with SmartStream or Algo More ❯

integration teams Contribute to solution design, functional specifications, and business process mapping Assist in pre-sales activities including demo preparation, RFP responses, and solution estimations Participate in cutover planning, data validation, and hypercare support during go-lives Remain up to date with latest SAP Finance innovations (e.g. Universal Journal, Fiori apps) Actively mentor junior consultants and support knowledge More ❯

and execute comprehensive system test plans, test cases, and test scripts aligned with the upgrade scope. Validate the incoming and outgoing interfaces of the new SmartStream Algo system, ensuring data integrity and functional accuracy. Collaborate with business analysts, developers, and project managers to understand requirements and translate them into test scenarios. Perform system integration testing (SIT) and support user … practices. Experience testing interfaces (inbound/outbound), including file-based and API integrations. Familiarity with test management tools such as JIRA. Ability to write and execute SQL queries for data validation and backend testing. Financial Services Experience: Solid understanding of collateral management, settlements, or post-trade processing in a financial services environment. Experience working with SmartStream or Algo More ❯

Playwright as core tooling for web UI + functional validation. Strong, hands-on background building and scaling automation in JavaScript/TypeScript based frameworks. Solid grounding in API testing, data validation, and the patterns/heuristics that make those reliable. Comfortable working within contemporary CI/CD ecosystem Interview Process: 1 - Technical Interview over teams with Head of More ❯