21 of 21 Contract Data Structures Jobs in London

If you are an SC Cleared (must be live) Data Modeller we have a new contract we would like to discuss with you. Please note thios role has been deemed INSIDE IR35 and requires one day per week onsite. The Senior Data Modeller will design and maintain conceptual, logical, and physical data models across the organisation. They … will work closely with business users and subject matter experts to ensure alignment between business needs, regulatory requirements, and enterprise data architecture standards. The ideal candidate will have a strong understanding of data modelling best practices, experience with data modelling tools such as ERWIN, and proven ability to engage effectively with both technical and non-technical stakeholders. … This individual will help define the data foundations that drive the organisation's analytical and regulatory goals. Key Responsibilities: Develop and maintain strategic conceptual data models outlining domains, entities, and relationships. Build detailed logical and physical data models aligned with business rules and objectives. Collaborate with business stakeholders to understand requirements and translate them into structured data More ❯

Data Migration Lead - Insurance Experience - Hybrid Working Our client, a global Insurance broker, are currently looking to hire a Data Migration Lead with experience in the Reinsurance sector. to join the client on a contract basis. This role would be hybrid working with the site based in London. The client are seeking a Data Migration Lead to … drive the data migration workstream for a strategic initiative transforming treaty reinsurance operations. This role will oversee data migration strategy, planning, execution, and stakeholder engagement for the migration of complex data from legacy systems to the new platform. In this role you will define and lead a comprehensive data migration strategy tailored to reinsurance, ensuring alignment … with business goals, IT architecture, and compliance requirements. The role requires expertise in data migration, stakeholder management, and regulatory compliance, with a focus on reinsurance operations. Key Responsibilities: Define Data Migration Strategy and Planning Lead the development of a comprehensive data migration strategy for project, including scope, approach, governance, tools, timelines, and success criteria. Ensure alignment with More ❯

Senior Workday Data Architect - SC Cleared - Inside IR35 Contract Own the Data Strategy for a Major Workday Transformation Location: Hybrid (20% in London or Glasgow ) | Contract - Inside IR35 | Duration: Initial 6 Months | Clearance: SC Clearance Essential Are you a seasoned Workday Data Leader with 7-10 years' experience who can define and deliver a complex data migration strategy from scratch? Our client is embarking on a major Workday transformation within a secure, complex environment. They require an exceptional Senior Workday Data Lead to take full accountability for data readiness, ensuring a successful migration across HR, Finance, and Payroll domains ahead of the SI-led implementation. This is a critical leadership role reporting directly … into the Technical Delivery Manager. The Role: Data Migration & Governance Authority You will mobilise and lead the entire data sub-workstream, acting as the primary subject matter expert (SME) for all Workday data objects and structures. Key Responsibilities: Strategy & Execution: Define, document, and execute the end-to-end data migration strategy , including scope, toolset, timelines, and More ❯

Job Title: Data Modeller - Insurance Sector Location: London (Hybrid - 3 Days Onsite) Employment Type: Outside IR35/Contract 3 months rolling A leading insurance organisation is seeking a mid-level Data Modeller to support enterprise data initiatives across multiple business lines. This is a contract opportunity suited to someone who thrives in a collaborative, fast-paced environment … and brings strong domain knowledge in insurance data. Key Responsibilities Develop and maintain conceptual and logical data models aligned with business processes and insurance domain requirements. Collaborate with analysts, SMEs, and stakeholders to gather and translate requirements into scalable data models. Ensure consistency and integrity of data models across retail, specialist, and reinsurance lines. Document data structures and business rules using tools such as ERwin, PowerDesigner, or Sparx EA. Uphold data modelling standards and governance practices. Work closely with architecture and process improvement teams to ensure alignment. Contribute to metadata management, data lineage, and master/reference data initiatives. Support data quality and remediation efforts. Facilitate stakeholder workshops and build More ❯

Job Title: Data Modeller - Insurance Sector Location: London (Hybrid - 3 Days Onsite) Employment Type: Outside IR35/Contract 3 months rolling A leading insurance organisation is seeking a mid-level Data Modeller to support enterprise data initiatives across multiple business lines. This is a contract opportunity suited to someone who thrives in a collaborative, fast-paced environment … and brings strong domain knowledge in insurance data. Key Responsibilities Develop and maintain conceptual and logical data models aligned with business processes and insurance domain requirements. Collaborate with analysts, SMEs, and stakeholders to gather and translate requirements into scalable data models. Ensure consistency and integrity of data models across retail, specialist, and reinsurance lines. Document data structures and business rules using tools such as ERwin, PowerDesigner, or Sparx EA. Uphold data modelling standards and governance practices. Work closely with architecture and process improvement teams to ensure alignment. Contribute to metadata management, data lineage, and master/reference data initiatives. Support data quality and remediation efforts. Facilitate stakeholder workshops and build More ❯

Data Mapping Engineer - UK Based (Security Clearance Required) We are seeking an experienced Data Mapping Engineer to design and implement robust data mapping solutions across diverse systems and formats. This role involves working with structured and semi-structured data, ensuring accurate transformation and integration, and supporting broader data migration efforts. Candidates must have hands-on … experience with IBM Maximo Asset Management software and meet UK security clearance requirements. Key Responsibilities:* Analyse and interpret source and target data structures (e.g., databases, XML, JSON, CSV, EDI)* Define and document data mappings, transformation logic, and integration rules* Collaborate with data architects, analysts, and subject matter experts to ensure semantic consistency* Validate mapping outputs and … resolve data discrepancies* Ensure compliance with data quality, privacy, and security standards* Maintain documentation and metadata for traceability and governance* Support knowledge sharing and contribute to best practices within the team Essential Requirements:* UK national with at least five years of residency (required for security clearance)* Proven experience in data modelling at conceptual and logical levels* Background More ❯

Clearance required: SC Cleared IR35 Status: Outside IR35 Start date: 01/12/2025 Pay rate: 400-500/d Front-End Developer We are forming a new Data Team to deliver a unified, user-friendly interface that consolidates dashboards, reports, and analytical outputs from across the organisation. This "single pane of glass" will serve as the central … hub for stakeholders to explore data, monitor performance, and make informed decisions. As the Front-End Developer , you will play a pivotal role in designing and building this interface from the ground up. You'll work closely with Data Analysts, Data Scientists, Engineers, and Business Analysts to understand their outputs and translate them into intuitive, dynamic visual … experiences. Your work will directly influence how data is consumed and acted upon across the organisation. Responsibilities Design and develop a unified front-end interface that integrates dashboards, reports, models, and data pipelines into a single, intuitive view Ensure the interface adheres to accessibility standards (e.g. WCAG 2.2), enabling inclusive access for all users Optimise performance for fast More ❯

Data Scientist - Python £700-£750 pd via Umbrella Initially for 6 months with long term potential Global Retail business is looking for a Data Scientist to join their advanced data science team. This is an exciting opportunity to apply cutting-edge machine learning techniques to real-world problems, driving innovation and value across a data-rich … business environment. Key Responsibilities: Design, build, and deploy data science solutions to support business initiatives, with a focus on machine learning and time series forecasting. Collaborate with cross-functional teams to integrate ML models into production systems using modern cloud platforms. Communicate insights and model outputs to stakeholders in a clear, actionable way. Key Skills & Experience: Proven experience working … as a Data Scientist or Machine Learning Engineer in a commercial setting. Strong programming skills in Python, with hands-on experience using libraries such as Pandas, Scikit-Learn, Jupyter, and Matplotlib. Proficient in SQL for data extraction and transformation. Experience with Google Cloud Platform (GCP) and Vertex AI for developing and deploying ML services is highly desirable. Solid More ❯

AI/Data Developer - Contract - SC Cleared - £500 - £600pd (Outside of IR35) - Hybrid working Our client, a leading deep-tech organisation, is seeking an experienced AI/Data Developer for an urgent contract assignment. Key Requirements: Proven background in AI and data development Strong proficiency in Python , including data-focused libraries such as Pandas, NumPy, and … PySpark Hands-on experience with Apache Spark (PySpark preferred) Solid understanding of data management and processing pipelines Experience in algorithm development and graph data structures is advantageous Active SC Clearance is mandatory Role Overview: You will play a key role in developing and delivering advanced AI solutions for a Government client . Responsibilities include: Designing, building, and … maintaining data processing pipelines using Apache Spark Implementing ETL/ELT workflows for large-scale data sets Developing and optimising Python-based data ingestion tools Collaborating on the design and deployment of machine learning models Ensuring data quality, integrity, and performance across distributed systems Contributing to data architecture and storage strategy design Working with cloud More ❯

Role/Job Title: Prompt Engineer Work Location: London 250 Bishopsgate (on site) The Role A Prompt Engineer in the Data and Analytics domain within banking plays a crucial role in leveraging Generative AI (GenAI) and Large Language Models (LLMs) to extract valuable insights and automate processes efficiently and compliantly. Your Responsibilities Design, develop, and refine prompts to maximize … market trends, risk assessment, and portfolio optimization. Help generate automated reports, summaries of key financial metrics, revenue/expense forecasts, and risk assessments. Optimize AI outputs to turn raw data into actionable insights for decision-making. Your Profile Essential Skills/Knowledge/Experience: Strong understanding of Large Language Models (LLMs), including architectures, capabilities, and limits. Familiarity with different … shot, chain-of-thought (CoT), tree-of-thought (ToT), and self-consistency. Expertise in Retrieval Augmented Generation (RAG) architecture and implementation to integrate external, up-to-date, and proprietary data sources. Knowledge of prompt templating, variable injection, and dynamic prompt generation. Strong SQL skills for querying and extracting data from banking databases. Proficiency in Python (or similar) for More ❯

recruit a Quantitative Developer on a contract basis A leading hedge fund with a strong track record in systematic and quantitative trading. The firm combines advanced research, technology, and data to deliver market-leading performance across multiple asset classes. They are seeking a Quantitative Developer on a 6-month contract to support the ongoing development of research tools, trading … enhancements within their core systematic strategies team. Role The Quantitative Developer will collaborate with researchers to implement, test, and deploy quantitative trading strategies and risk models. Build and enhance data pipelines and backtesting frameworks for large-scale market data. Integrate new data sources and ensure data quality and reliability across research environments. Refactor and optimise existing code … experience as a Quantitative Developer within a hedge fund, prop trading, or systematic trading environment. Strong programming expertise in Python (C++ or Java also advantageous). Excellent understanding of data structures, algorithms, and numerical computing. Experience with time-series data, backtesting, and quantitative research workflows. Familiarity with financial markets and trading systems. Strong communication skills with the More ❯

/day overall assignment rate to umbrella Fully remote 6 month initial A FTSE 100 retail client are on the look for a Machine Learning Engineer to join their data science function to drive cutting-edge ML technology across the business. Machine Learning Engineer, key skills: Significant experience working as a Machine Learning Engineer Solid knowledge of SQLandPython's … ecosystem for data analysis (Jupyter, Pandas, Scikit Learn, Matplotlib). GCP, VertexAI experience is desirable (developing GCP machine learning services) Timeseries forecasting Solid understanding of computer science fundamentals, including data structures, algorithms, data modelling and software architecture Strong knowledge of Machine Learning algorithms (e.g. Logistic Regression, Random Forest, XGBoost, etc.) as well as state-of-the More ❯

consistency across products and tackle a significant backlog of development on the UI/React side. Get ready to dive into the fascinating world of self-generative AI, complex data management, and data visualisation supporting global markets! What You'll Do: Collaborate within a feature team to provide Operations Users with effective Workflow and Work Management for Trade … automated testing Utilise your full stack capabilities and knowledge of JVM languages, particularly Scala. Write robust Unit Tests and Acceptance/behaviour Tests to ensure code quality. Tackle complex data structures and algorithms with strong problem-solving skills. Engage actively in Agile practises, including pair programming and daily stand-ups. Share your expertise and collaborate with team members More ❯

consistency across products and tackle a significant backlog of development on the UI/React side. Get ready to dive into the fascinating world of self-generative AI, complex data management, and data visualisation supporting global markets! What You'll Do: Collaborate within a feature team to provide Operations Users with effective Workflow and Work Management for Trade … automated testing Utilise your full stack capabilities and knowledge of JVM languages, particularly Scala. Write robust Unit Tests and Acceptance/behaviour Tests to ensure code quality. Tackle complex data structures and algorithms with strong problem-solving skills. Engage actively in Agile practises, including pair programming and daily stand-ups. Share your expertise and collaborate with team members More ❯

consistency across products and tackle a significant backlog of development on the UI/React side. Get ready to dive into the fascinating world of self-generative AI, complex data management, and data visualisation supporting global markets! What You'll Do: Collaborate within a feature team to provide Operations Users with effective Workflow and Work Management for Trade … automated testing Utilise your full stack capabilities and knowledge of JVM languages, particularly Scala. Write robust Unit Tests and Acceptance/behaviour Tests to ensure code quality. Tackle complex data structures and algorithms with strong problem-solving skills. Engage actively in Agile practises, including pair programming and daily stand-ups. Share your expertise and collaborate with team members More ❯

to support our underwriting and rating processes. This is a hands-on technical role involving close collaboration with actuarial, underwriting, and IT teams. **Key Responsibilities:** • Develop and configure pricing structures, rules, and decision logic using Radar Live. • Translate actuarial models and business requirements into accurate technical implementations. • Design and manage test cases to validate pricing configuration and ensure consistency. … Radar Base configuration. • Proficient in scripting logic, rating algorithm development, and pricing rule configuration. • Knowledge of insurance pricing, underwriting processes, and actuarial principles. • Familiarity with JSON, XML, or similar data structures used for model inputs/outputs. • Experience integrating Radar Live with policy administration systems (e.g., Guidewire, Duck Creek) is a plus. • Strong analytical and problem-solving skills. More ❯

support a leading client on a part-time contract basis (3 days per week). This role is ideal for an experienced PM with a background in marketing operations, data-driven campaigns, and cross-functional collaboration. What You'll Be Doing: Create clear, actionable documentation outlining required data feeds for campaign execution - including naming conventions, data structures … effective audience segmentation. Define and document the end-to-end campaign delivery workflow , ensuring alignment across teams using mParticle and Airship . Collaborate closely with internal stakeholders including CRM, Data, and Engineering teams to align on timelines, resolve blockers, and ensure delivery milestones are met. Provide clear, consistent updates on project progress, risks, and mitigation plans to stakeholders and … leadership. About You: Proven experience as a Project Manager , ideally in marketing technology, CRM, or data operations. Comfortable working with cross-functional teams and translating technical detail into clear documentation. Strong understanding of campaign management tools - experience with mParticle and Airship is highly desirable. Exceptional communicator with a proactive, solution-focused mindset. Available to commit 3 days per week More ❯

Experience with low-latency, Real Time trading systems . Background in equities trading/execution algorithms . Familiarity with Python for quantitative research (desirable). Strong computer science fundamentals (data structures, algorithms, OOP). Role Highlights: Develop execution algorithms, order management, connectivity & messaging systems. Collaborate directly with trading teams to optimise execution performance. Build robust, resilient, and high More ❯

into scalable solutions Evaluate enhancement requests and implement customisations to meet evolving business needs Deliver tailored applications aligned with stakeholder expectations Required Skills: Strong foundation in computer science, including data structures, algorithms, and software design principles Proven experience in designing and developing advanced Microsoft Power Platform applications Familiarity with Copilot Studio is a plus This is a fantastic More ❯

Strong skills in TypeScript/JavaScript and Golang (or Java/Kotlin/C++). Experience with front-end frameworks like Angular or React . A solid understanding of data structures and algorithms. Excellent debugging and problem-solving skills. If you're a skilled developer looking for your next challenge, we'd love to hear from you. Apply More ❯

Strong skills in TypeScript/JavaScript and Golang (or Java/Kotlin/C++). Experience with front-end frameworks like Angular or React . A solid understanding of data structures and algorithms. Excellent debugging and problem-solving skills. If you're a skilled developer looking for your next challenge, we'd love to hear from you. Apply More ❯