1 to 25 of 42 Data Validation Jobs in the City of London

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 ❯

Location - London, Bristol or Manchester (1 day a month onsite) Duration - 6 months Rate - £550 - £600pd (inside ir35) As a Data Engineer in the Cyber and Domains Protection Team you will: Work within an Agile team to support the development of dashboards and build automated reports to meet the needs of technical and non-technical users Work with the … data analyst and user researcher to update relevant data models to allow business intelligence data to meet the organisation's specific needs Develop business intelligence reports that can be automated, reused and shared with users directly Implement data flows to connect operational systems, data for analytics and business intelligence (BI) systems Build accessible data for analysis Deliver data solutions in accordance with agreed organisational standards that ensure services are resilient, scalable and future-proof Investigate problems in systems, processes and services This role aligns to the Data Analyst role in the Government Digital and Data Profession Capability Framework. At this role level, your skills include: Applying statistical and analytical tools More ❯

Urgent Backfill – Senior Data Product Manager/Owner (London Insurance Market) This role is critical to my clients ability to deliver on regulatory commitments to Lloyd’s as well as several high-priority projects . We're thinking outside the box – looking for a strong Data Product Manager or Product Owner with the following profile: ✅ Ideal Experience & Skills … London Insurance Market experience (essential) Hands-on SQL skills – comfortable with data validation and analysis Proven ability to work with data teams and stakeholders to drive delivery Confident presenting to Executive audiences – strong executive presence A proactive, "roll up sleeves" attitude – team player who can lead and do We’re looking for someone who can hit the …/Hybrid Contract: Full-Time Start Date: ASAP Industry: Insurance, Lloyd’s Market I am looking for an experienced Regulatory Intelligence Product Owner to lead the delivery of critical data products that support regulatory reporting obligations. You'll work with senior Compliance stakeholders to shape and execute a data strategy, leading a team of analysts and a delivery More ❯

Urgent Backfill – Senior Data Product Manager/Owner (London Insurance Market) This role is critical to my clients ability to deliver on regulatory commitments to Lloyd’s as well as several high-priority projects . We're thinking outside the box – looking for a strong Data Product Manager or Product Owner with the following profile: ✅ Ideal Experience & Skills … London Insurance Market experience (essential) Hands-on SQL skills – comfortable with data validation and analysis Proven ability to work with data teams and stakeholders to drive delivery Confident presenting to Executive audiences – strong executive presence A proactive, "roll up sleeves" attitude – team player who can lead and do We’re looking for someone who can hit the …/Hybrid Contract: Full-Time Start Date: ASAP Industry: Insurance, Lloyd’s Market I am looking for an experienced Regulatory Intelligence Product Owner to lead the delivery of critical data products that support regulatory reporting obligations. You'll work with senior Compliance stakeholders to shape and execute a data strategy, leading a team of analysts and a delivery 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 ❯

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 ❯

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 ❯

Job Title: Data Engineer Salary: The starting salary is £53,459, which includes allowances totalling £2,928. The salary is broken down as £50,531 basic salary, which will increase annually until you reach the top of the scale £55,103 Plus, a location allowance of £1,928 and a non-pensionable allowance of £1,000. Location: This role … be found here: https://www.gov.uk/government/collections/national-security-vetting The Role: Make London Safer with Every Line of Code At the Metropolitan Police, data is more than numbers it’s intelligence, insight, and impact. As a Data Engineer, you’ll be at the forefront of our digital transformation, building the pipelines that … policing. This is an opportunity to apply your technical expertise in a high-stakes, high-impact environment. You’ll work with cutting-edge tools and cloud technologies, including Azure Data Factory, Data Bricks, SQL Server, Python, Alteryx, and FME, to deliver scalable, high-quality data solutions. What we can offer: Hybrid working arrangements for a healthy work More ❯

Job Title: Data Engineer Salary: The starting salary is £53,459, which includes allowances totalling £2,928. The salary is broken down as £50,531 basic salary, which will increase annually until you reach the top of the scale £55,103 Plus, a location allowance of £1,928 and a non-pensionable allowance of £1,000. Location: This role … be found here: https://www.gov.uk/government/collections/national-security-vetting The Role: Make London Safer with Every Line of Code At the Metropolitan Police, data is more than numbers it’s intelligence, insight, and impact. As a Data Engineer, you’ll be at the forefront of our digital transformation, building the pipelines that … policing. This is an opportunity to apply your technical expertise in a high-stakes, high-impact environment. You’ll work with cutting-edge tools and cloud technologies, including Azure Data Factory, Data Bricks, SQL Server, Python, Alteryx, and FME, to deliver scalable, high-quality data solutions. What we can offer: Hybrid working arrangements for a healthy work 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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

shape the future of real estate technology. Role Responsibilities Architect, build, and optimise scalable ETL pipelines for diverse datasets. Onboard, document, and curate external datasets for internal use. Perform data validation, forensic analysis, and troubleshooting. Deliver high-quality, maintainable Python code and participate in peer reviews. Collaborate with stakeholders and researchers to support analytics and product development. Integrate … data from APIs, S3 buckets, and structured/unstructured sources (JSON, CSV, Excel, PDF, Parquet). Join geospatial datasets with external data sources and apply complex transformations. Define validated data schemas and create clear documentation for partners and teams. Explore and evaluate new data engineering tools and technologies. Role Requirements 5+ years' experience in data engineering, analytics, or related roles. Strong proficiency in Python, with demonstrated experience on large-scale projects. Solid understanding of algorithms, data structures, and relational databases. Experience with test-driven development and Git version control. Portfolio of past work (GitHub contributions, open-source, blogs, or demos). Knowledge of data cleansing, validation, and basic statistics. Background in More ❯

Notice period: 30 days max We are looking to hire skilled professionals to help build out an enterprise-grade data quality profiling solution. A working Proof of Concept (PoC) has already been implemented over Avaloq using the existing Oracle APEX infrastructure. The next phase is focused on industrialising the solution and scaling it for broader use. Responsibilities: Enhance and … productionise the existing data quality profiling PoC using Oracle APEX Collaborate with SMEs and technical stakeholders to capture and refine business and technical requirements Translate high-level discussions into structured documentation and user stories Work closely with DBAs and architects to optimise performance and scalability Ensure alignment with industry-standard data quality profiling frameworks and dimensions (e.g., completeness … accuracy, consistency) Support solution testing and deployment in both development and production environments Mandatory Skills Description: Expertise in Oracle APEX: Proven experience developing complex, data-centric applications Strong Business Analysis (BA) capabilities: Self-starter with the ability to independently engage SMEs and document requirements Oracle PL/SQL: Solid coding and troubleshooting skills; performance tuning and DBA knowledge is More ❯

Notice period: 30 days max We are looking to hire skilled professionals to help build out an enterprise-grade data quality profiling solution. A working Proof of Concept (PoC) has already been implemented over Avaloq using the existing Oracle APEX infrastructure. The next phase is focused on industrialising the solution and scaling it for broader use. Responsibilities: Enhance and … productionise the existing data quality profiling PoC using Oracle APEX Collaborate with SMEs and technical stakeholders to capture and refine business and technical requirements Translate high-level discussions into structured documentation and user stories Work closely with DBAs and architects to optimise performance and scalability Ensure alignment with industry-standard data quality profiling frameworks and dimensions (e.g., completeness … accuracy, consistency) Support solution testing and deployment in both development and production environments Mandatory Skills Description: Expertise in Oracle APEX: Proven experience developing complex, data-centric applications Strong Business Analysis (BA) capabilities: Self-starter with the ability to independently engage SMEs and document requirements Oracle PL/SQL: Solid coding and troubleshooting skills; performance tuning and DBA knowledge is More ❯

Are You Ready to Disrupt the AI Consulting Landscape? Senior Data Science Consultant Tired of the slow pace and rigid structures of traditional consulting? Imagine joining a firm that’s already hit a $10M revenue run rate a year ahead of schedule, with a $50M pipeline and explosive expansion across the UK, Europe, and the USA. Our client isn … t just growing; they're redefining how organisations adopt Data & AI. Who They Are: Our client is a lean, agile, and fiercely effective data and AI consulting firm. They're a "hungry startup" backed by decades of experience from Big Four alumni, but unburdened by their overheads or motives. Their mission? Purely to solve complex client problems with … and unparalleled value. They recently won a 7-figure contract against industry giants by being nimbler, more focused, and ultimately, more effective. The Opportunity: They're seeking a Senior Data Science Consultant to join their rapidly expanding UK team in London. This role sits at the intersection of business strategy and technical execution, playing a pivotal role in delivering More ❯

Are You Ready to Disrupt the AI Consulting Landscape? Senior Data Science Consultant Tired of the slow pace and rigid structures of traditional consulting? Imagine joining a firm that’s already hit a $10M revenue run rate a year ahead of schedule, with a $50M pipeline and explosive expansion across the UK, Europe, and the USA. Our client isn … t just growing; they're redefining how organisations adopt Data & AI. Who They Are: Our client is a lean, agile, and fiercely effective data and AI consulting firm. They're a "hungry startup" backed by decades of experience from Big Four alumni, but unburdened by their overheads or motives. Their mission? Purely to solve complex client problems with … and unparalleled value. They recently won a 7-figure contract against industry giants by being nimbler, more focused, and ultimately, more effective. The Opportunity: They're seeking a Senior Data Science Consultant to join their rapidly expanding UK team in London. This role sits at the intersection of business strategy and technical execution, playing a pivotal role in delivering 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 ❯

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 ❯