1 to 25 of 128 Data Structures Jobs in the City of London

BUSINESS DATA ANALYST LONDON LIVERPOOL ST – HYBRID CONTRACT UNTIL 28/02/2026 INSIDE IR35 Purpose of Job The Data Office is looking to support all areas of the bank in making better use of data. This role is to be a Data Migration/Data Transfer – Business Data Analyst who can support migrations within multiple programmes or projects both large and small as part of the Bank’s Transformation. Working through a full lifecycle of Discovery, Definition, Design, Development, Deployment, and optimization. The Business Data Analyst role will play a critical role … in ensuring smooth data migrations between legacy and target systems by analysing business requirements, validating data accuracy, and collaborating with technical teams to drive data integrity and compliance. Being part of a growing team, this opportunity allows the Business Data Analyst to contribute to the change More ❯

Data Analyst, Power BI | Investment Management - Clearing | London, Hybrid | up to £100k + Bonus, Benefits A leading global asset manager, responsible for assets under management across liability driven investment (LDI), cashflow-driven investing (CDI) and longevity hedging, currency management, fixed income, absolute return, multi-asset and specialist investment strategies. … Is looking to add to their Data team, by hiring a Data Analyst, coming from a financial services/Trading House background with knowledge around Risk, regulations, Compliance, Trade Surveillance etc... The Data Analyst will join the Data Centre of Excellence, encompassing Data Analysis, Data Architecture, Data Intelligence and Machine Learning experts. This Data team helps the Investment Management House make use of their data to help make investment and risk decisions. As a Data analyst you will be responsible for proactively managing aspects of the data acquisition and More ❯

The role Position: Data Architect Contract type: Full Time/Permanent Reporting to: Head of Data Location: London Overview of role As the Data Architect you will join a small but powerful data team, with a mission to transform Zodiac Maritime into a data driven … organisation. You will be responsible for designing, developing, and maintaining Zodiac Maritime’s enterprise data architecture, ensuring alignment with business objectives and long-term scalability. Reporting to the Head of Data, this role will be responsible to define and maintain data standards, data models, and data governance frameworks to enable effective data management and analytics across the organization. The ideal candidate will have strong expertise in data architecture, data modelling, and data governance, with hands-on experience in Azure Databricks and Unity Catalog for metadata management and scalable data & analytics. More ❯

The role Position: Data Architect Contract type: Full Time/Permanent Reporting to: Head of Data Location: London Overview of role As the Data Architect you will join a small but powerful data team, with a mission to transform Zodiac Maritime into a data driven … organisation. You will be responsible for designing, developing, and maintaining Zodiac Maritime’s enterprise data architecture, ensuring alignment with business objectives and long-term scalability. Reporting to the Head of Data, this role will be responsible to define and maintain data standards, data models, and data governance frameworks to enable effective data management and analytics across the organization. The ideal candidate will have strong expertise in data architecture, data modelling, and data governance, with hands-on experience in Azure Databricks and Unity Catalog for metadata management and scalable data & analytics. More ❯

Dental, Will Writing etc Annual Leave 23 days rising to 27 with length of service Sick Pay Increasing with length of service The Role: Data Architect As the Data Architect you will join a small but powerful data team, with a mission to transform the business into … a data driven organisation. You will be responsible for designing, developing, and maintaining the enterprise data architecture, ensuring alignment with business objectives and long-term scalability. Reporting to the Head of Data, this role will be responsible to define and maintain data standards, data models … and data governance frameworks to enable effective data management and analytics across the organisation. The ideal candidate will have strong expertise in data architecture, data modelling, and data governance, with hands-on experience in Azure Databricks and Unity Catalog for metadata management and scalable data More ❯

Role Title: Data Modeler Duration: contract to run until 31/12/2025 Location: London, Hybrid 2-3 days per week onsite Rate: up to £644 p/d Umbrella inside IR35 Role purpose/summary We are seeking an experienced Data Modeller with proven expertise in … the London Market insurance sector. The successful candidate will play a key role in designing and validating data models that support enterprise data initiatives. This includes working closely with data engineers, architects, and business stakeholders to ensure data structures are scalable, accurate, and aligned with … business needs. Key Skills/requirements Design and maintain conceptual, logical, and physical data models to support reporting, analytics, and operational systems. Collaborate with data engineers and analysts to ensure models are implemented correctly and efficiently. Translate complex business requirements into scalable and maintainable data structures. Ensure More ❯

Role Title: Data Modeler Duration: contract to run until 31/12/2025 Location: London, Hybrid 2-3 days per week onsite Rate: up to £644 p/d Umbrella inside IR35 Role purpose/summary We are seeking an experienced Data Modeller with proven expertise in … the London Market insurance sector. The successful candidate will play a key role in designing and validating data models that support enterprise data initiatives. This includes working closely with data engineers, architects, and business stakeholders to ensure data structures are scalable, accurate, and aligned with … business needs. Key Skills/requirements Design and maintain conceptual, logical, and physical data models to support reporting, analytics, and operational systems. Collaborate with data engineers and analysts to ensure models are implemented correctly and efficiently. Translate complex business requirements into scalable and maintainable data structures. Ensure More ❯

Data Analyst About the role We are seeking a skilled Data Analyst with 2-3 years' experience to join our technology transformation team. In this role, you will be instrumental in transforming our fragmented data landscape into actionable business intelligence through PowerBI dashboards, data warehouse implementation … and system integrations. You will collaborate closely with business units to understand their data needs and develop solutions that drive efficiency and insight. Responsibilities Design, develop, and maintain PowerBI dashboards and reports to provide actionable business intelligence Implement and manage our Microsoft data warehouse initiative Develop system integrations … using Power Automate, APIs, and other integration tools Address data quality issues through analysis, cleansing, and standardisation Build automated data quality monitoring tools and processes Develop natural language processing solutions for document analysis and data extraction Collaborate with teams across the business to identify automation opportunities Document More ❯

Data Analyst About the role We are seeking a skilled Data Analyst with 2-3 years' experience to join our technology transformation team. In this role, you will be instrumental in transforming our fragmented data landscape into actionable business intelligence through PowerBI dashboards, data warehouse implementation … and system integrations. You will collaborate closely with business units to understand their data needs and develop solutions that drive efficiency and insight. Responsibilities Design, develop, and maintain PowerBI dashboards and reports to provide actionable business intelligence Implement and manage our Microsoft data warehouse initiative Develop system integrations … using Power Automate, APIs, and other integration tools Address data quality issues through analysis, cleansing, and standardisation Build automated data quality monitoring tools and processes Develop natural language processing solutions for document analysis and data extraction Collaborate with teams across the business to identify automation opportunities Document More ❯

Job Title: Data Engineering Consultant Locations: London/Bristol/Manchester Salary: Competitive salary and package (Depending on level of experience) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of … in which we work and live. It is personal to all of us.” – Julie Sweet, Accenture CEO Key responsibilities Implement ETL pipelines and orchestrate data flows using batch and streaming technologies based on software engineering best practice Define, document and iterate data mappings based on concepts and principles … of data modelling Re-engineer data pipelines to be scalable, robust, automatable, and repeatable Navigate, explore and query large scale datasets Build processes supporting data transformation, data structures, metadata, dependency and workload management Identify and resolve data issues including data quality, data More ❯

Job Title: Data Engineering Consultant Locations: London/Bristol/Manchester Salary: Competitive salary and package (Depending on level of experience) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of … in which we work and live. It is personal to all of us.” – Julie Sweet, Accenture CEO Key responsibilities Implement ETL pipelines and orchestrate data flows using batch and streaming technologies based on software engineering best practice Define, document and iterate data mappings based on concepts and principles … of data modelling Re-engineer data pipelines to be scalable, robust, automatable, and repeatable Navigate, explore and query large scale datasets Build processes supporting data transformation, data structures, metadata, dependency and workload management Identify and resolve data issues including data quality, data More ❯

team of a Global Big Four tech partner of ours. The role will be focussed on working with the Tech teams to create complex Data ingestion pipelines for key Data points and KPI’s. You’ll be working with key stakeholders to take requirements and create scalable automated … reporting solutions, working with large scale data structures and ETL pipelines. Key skills: Analysing and interpreting data - Redshift, Oracle, NoSQL SQL to pull data from a database or data warehouse Scripting in Python for processing data for modelling Data visualization - QuickSight, Tableau Data modelling, Data Warehousing Data Mining and building ETL pipelines Statistical Analysis packages - R, SAS and MATLAB AWS solutions - EC2, DynamoDB, S3, Redshift This will be a hybrid contract working from the organisations Shoreditch office 2-3 days per week and will involve a 2 stage technical screening More ❯

our Wealth Practice in the UK. In this role, you'll play a key part in designing, developing, and maintaining high-quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation … management, and software development—combined with a solid understanding of the Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. … Mandatory Skills Description: You will have between 3-5 years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Performing data quality assessments, developing strategies to More ❯

our Wealth Practice in the UK. In this role, you'll play a key part in designing, developing, and maintaining high-quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation … management, and software development—combined with a solid understanding of the Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. … Mandatory Skills Description: You will have between 3-5 years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Performing data quality assessments, developing strategies to More ❯

our Wealth Practice in the UK. In this role, you'll play a key part in designing, developing, and maintaining high-quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation … management, and software development—combined with a solid understanding of the Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. … Qualifications You will have between 3-5 years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Performing data quality assessments, developing strategies to enhance data More ❯

our Wealth Practice in the UK. In this role, you'll play a key part in designing, developing, and maintaining high-quality software and data structures to support our evolving data platforms. You'll collaborate across teams to support data migration, cleansing, enrichment, scripting, and reconciliation … management, and software development—combined with a solid understanding of the Avaloq Enterprise-Wide Object Model—will be critical in shaping and enhancing our data capabilities. This is a fantastic opportunity to bring your passion for innovation into a fast-paced, dynamic environment where your impact will be tangible. … Qualifications You will have between 3-5 years experience working as an Avaloq Developer. Mapping physical data from Avaloq and other platforms to the Enterprise Data Model, ensuring adherence to reference data standards and clear conceptual definitions. Performing data quality assessments, developing strategies to enhance data More ❯

Job title I Data Engineer Seniority I Mid Country I UK Education Level I Degree in Computer Science or another STEM field Salary I Market related Reporting To | Senior Data Engineer Team I BI Location I Hybrid Job Type I Full time Working hours | UK hours (9am-6pm … skincare, beauty and online grocery sectors in the US, UK and EMEA regions. We work by the values of Unity, Proactive Partnerships, Inclusive Collaboration, Data-Driven Excellence and Supporting Authenticity. We consider ourselves a market disruptor, providing best-in-class results with a unique approach. About the Role This … role involves designing and building a unified platform to automate advertising data collection and processing. You will be instrumental in designing, developing and maintaining robust data pipelines that power automated reporting and analytics for advertising performance across multiple platforms and clients. Key responsibilities include data pipeline development More ❯

Job title I Data Engineer Seniority I Mid Country I UK Education Level I Degree in Computer Science or another STEM field Salary I Market related Reporting To | Senior Data Engineer Team I BI Location I Hybrid Job Type I Full time Working hours | UK hours (9am-6pm … skincare, beauty and online grocery sectors in the US, UK and EMEA regions. We work by the values of Unity, Proactive Partnerships, Inclusive Collaboration, Data-Driven Excellence and Supporting Authenticity. We consider ourselves a market disruptor, providing best-in-class results with a unique approach. About the Role This … role involves designing and building a unified platform to automate advertising data collection and processing. You will be instrumental in designing, developing and maintaining robust data pipelines that power automated reporting and analytics for advertising performance across multiple platforms and clients. Key responsibilities include data pipeline development More ❯

Business Intelligence Engineer II Hybrid – London Up to £350 a day Inside IR35 6 Months Key Skills: SQL Experience in Data or BI space Experience with a virtualization tools, good understanding of data Key job responsibilities The successful candidate will thrive in a data driven environment that … it driven to deliver insights that is timely, accurate and actionable to aid decision support. Motivated by solving complex problems and excited about using data analytics to drive a business forward, the successful candidate will relish the opportunity of driving forward Prime Video's analytics to the next level. … responsibilities of this role will include: • Own business-critical reporting that is leveraged globally by hundreds of users; from developing and maintaining large-scale data structures and ETL pipelines to creating reporting in Quicksight or Excel. • Gather business requirements from key stakeholders in Finance and Business teams, and More ❯

Business Intelligence Engineer II Hybrid – London Up to £350 a day Inside IR35 6 Months Key Skills: SQL Experience in Data or BI space Experience with a virtualization tools, good understanding of data Key job responsibilities The successful candidate will thrive in a data driven environment that … it driven to deliver insights that is timely, accurate and actionable to aid decision support. Motivated by solving complex problems and excited about using data analytics to drive a business forward, the successful candidate will relish the opportunity of driving forward Prime Video's analytics to the next level. … responsibilities of this role will include: • Own business-critical reporting that is leveraged globally by hundreds of users; from developing and maintaining large-scale data structures and ETL pipelines to creating reporting in Quicksight or Excel. • Gather business requirements from key stakeholders in Finance and Business teams, and More ❯

science (or related field). 5+ years of professional software development experience. Proficient in C++ (Concurrent programming techniques: Shared memory, Atomics and lock-free data structures) Strong understanding of data structures, algorithms, and software design principles. Excellent problem-solving and analytical skills. Working knowledge of Linux … etc. Experience working in Linux Environments with good command of shell, python, awk, sed Motivation to understand/develop an understanding of various financial data elements and how they are used for trading Ability to work collaboratively with a team and demonstrate passion for developing high-quality software. Proven More ❯

e.g. Solvency II, statutory reporting, IFRS 17) Knowledge of SAP would be an asset, though not required Fluency in Microsoft Excel Good understanding of data analysis Provision of effective communications with other team members Pro-active mind-set to improve local and functional processes Experience Experience in financial operations … within Financial Services regulated environment Experience in continual improvement process optimisation in a finance operations team Experience around managing data quality, data analysis and data traceability for reporting 3+ years of experience working with actuarial and finance departments in an insurance company. Experience with various regulatory reporting … regimes (GAAP, IFRS17, SII) (desirable). Experience working with SAP data (desirable) Strong MS SQL Server, Excel & Access skills; experience with VBA, R, or Python is a plus. Experience with Azure cloud-based systems (desirable) Knowledge of ResQ or similar actuarial reserving tools (desirable). Strong understanding of data More ❯

SQL Server Database Developer – London Markets Insurance A specialist London Markets insurer is building out a brand-new, modern data platform and is looking for an experienced SQL Server Database Developer to join their growing data team. With strong executive support and significant investment, this is a rare … greenfield opportunity to help define and build core data infrastructure from the ground up. The business is deeply committed to becoming a more data-driven organisation, and this role offers both stability and progression in a collaborative, high-impact environment. Why apply: Greenfield platform build with real architectural … influence Strong backing and long-term investment in data initiatives Excellent career development opportunities within a growing team Flexible, modern working environment What you’ll do: Design, build and optimise SQL Server databases to support analytics and operational workloads Write high-quality, efficient T-SQL procedures, views, and functions More ❯

SQL Server Database Developer – London Markets Insurance A specialist London Markets insurer is building out a brand-new, modern data platform and is looking for an experienced SQL Server Database Developer to join their growing data team. With strong executive support and significant investment, this is a rare … greenfield opportunity to help define and build core data infrastructure from the ground up. The business is deeply committed to becoming a more data-driven organisation, and this role offers both stability and progression in a collaborative, high-impact environment. Why apply: Greenfield platform build with real architectural … influence Strong backing and long-term investment in data initiatives Excellent career development opportunities within a growing team Flexible, modern working environment What you’ll do: Design, build and optimise SQL Server databases to support analytics and operational workloads Write high-quality, efficient T-SQL procedures, views, and functions More ❯

Senior AI Engineer with a strong machine learning and AI background to join our team. In addition to exceptional programming skills and knowledge of data structures and algorithms, the ideal candidate should also be proficient in the mathematical underpinnings of deep learning and deeply understand modern AI techniques. … of machine learning models in collaboration with the MLOps team. Continuously research and stay current with the latest advancements in AI, machine learning, and data science. Contribute to the growth of the AI team by sharing knowledge, providing mentorship, and fostering a culture of innovation and collaboration. Qualifications Master … in AI engineering, machine learning, or a similar role, preferably within the finance industry or at a leading technology company. Strong expertise in algorithms, data structures, multivariate calculus, and linear algebra. Proficient in Python, TensorFlow, PyTorch, or similar languages and frameworks, with experience writing CUDA kernels and profiling More ❯