Average Data Scientist salary in City of London

Data ScientistSalary: CompetitiveLocation: Central LondonSponsorship: Sponsorship is not available, so please only apply if you have the full, unencumbered right to work in the UK.A large organisation with an established data and analytics function is seeking a Data Scientist to join its central Data & AI team.This is an opportunity to help shape the organisation's machine learning and predictive analytics capability, using large-scale operational datasets to deliver actionable insights that support better decision-making. Working closely with technical teams and business stakeholders, you will develop advanced analytical solutions that identify future risks, opportunities, and outcomes.Key ResponsibilitiesDevelop predictive and prescriptive models using machine learning and statistical techniques.Analyse large and complex datasets to identify patterns, trends, risks, and performance opportunities.Work with stakeholders to define business problems, test hypotheses, and design data-led interventions.Clearly communicate analytical findings, assumptions, limitations, and recommendations to both technical and non-technical audiences.Collaborate with Data Engineers to ensure suitable data structures for analytics and machine learning use cases.Monitor model performance and recommend improvements as business needs evolve.Document methodologies, data sources, and modelling approaches in line with governance standards.RequirementsExperience delivering data science and predictive analytics solutions within a commercial or operational environment.Strong Python and SQL skills with experience building production-ready analytical solutions.Experience developing, validating, and deploying machine learning models.Strong understanding of statistical modelling techniques, including forecasting, classification, regression, clustering, and optimisation.Experience working with cloud-based analytics platforms such as Microsoft Fabric, Azure, Databricks, Synapse, or similar technologies.Ability to translate complex business challenges into structured analytical solutions.Strong data visualisation and storytelling skills, ideally using Power BI or similar tools.Experience working with large, complex, and imperfect datasets.Degree in Data Science, Computer Science, Mathematics, Statistics, or a related discipline, or equivalent commercial experience.What's on OfferOpportunity to work on a modern enterprise data platform with significant datasets and real-world business impact.Exposure to advanced analytics, machine learning, and AI initiatives.Collaborative environment working alongside engineering, architecture, and business teams.The chance to help establish and shape data science best practice within a growing analytics capability.

An exceptional opportunity has arisen for an experienced Head of Market Data to join a highly successful proprietary trading firm at the forefront of global financial markets.This is a pivotal leadership role offering the opportunity to shape the firm's market data strategy, commercial direction and governance framework, ensuring the business has access to the data it needs to support trading, research and continued growth.Working closely with senior leaders across Trading, Technology, Legal, Compliance and Finance, you'll lead the firm's market data function, taking ownership of vendor relationships, commercial negotiations, licensing, governance, cost optimisation and the evaluation of new data sources.This position offers significant visibility across the organisation, genuine strategic influence and the opportunity to make a measurable impact within a fast-paced, technology-led trading environment. It is accompanied by a highly competitive remuneration package, including an excellent base salary, discretionary bonus and market-leading benefits.The RoleReporting into senior leadership, you will define and execute the firm's market data strategy, ensuring it evolves alongside the business and supports discretionary trading, quantitative research, systematic strategies and market making.You will drive best practice across market data governance, licensing compliance, vendor management and operational excellence, while identifying opportunities to improve efficiency through automation, AI and emerging technologies.As the firm's market data expert, you will provide strategic guidance across the organisation, partnering with business and technology stakeholders to deliver commercially effective, scalable and compliant market data solutions.Key ResponsibilitiesDevelop and execute the firm's market data strategy, aligning data capabilities with business objectives and future growth.Lead commercial relationships with exchanges, vendors and market data providers, negotiating licensing agreements, commercial terms and renewals.Own the market data budget, identifying opportunities to optimise costs while maintaining high-quality data services.Ensure compliance with exchange licensing obligations, contractual commitments and regulatory requirements.Drive continuous improvements across governance, reporting, inventory management and operational processes.Partner with Technology teams to automate workflows and enhance market data management capabilities.Identify, assess and procure both traditional and alternative data sources to support trading, research and quantitative strategies.Act as the firm's subject matter expert for all market data matters, advising stakeholders across Trading, Technology, Legal, Compliance and Finance.Monitor industry developments, exchange policy changes and emerging technologies to ensure the firm's market data capability remains best in class.About YouYou'll bring 7+ years experience within Market Data Management, Market Data Licensing or Vendor Management gained within a proprietary trading firm, hedge fund, investment bank, exchange, financial technology business, market data vendor or consultancy.You'll possess an in-depth understanding of market data licensing models, exchange policies and commercial agreements, together with a proven track record of negotiating complex contracts with leading global vendors and exchanges such as Bloomberg, LSEG (Refinitiv), ICE, CME or similar organisations.You'll have experience building, developing or transforming a market data function, improving governance frameworks and operational processes, while partnering effectively with both business and technology stakeholders.Experience with market data inventory platforms such as TRG Screen, Alveo or similar solutions would be advantageous, as would exposure to AI-driven technologies and automation used to improve market data operations and reporting.Skills & CompetenciesStrategic thinker with strong commercial judgement.Outstanding negotiation and stakeholder management skills.Ability to influence senior business leaders across multiple functions.Strong analytical and problem-solving capabilities.Excellent communication and presentation skills.Comfortable operating autonomously within a fast-paced trading environment.Advanced Microsoft Office skills, particularly Excel and PowerPoint.Passion for leveraging AI and emerging technologies to improve efficiency and innovation.What's on OfferAn influential leadership role within one of the industry's most respected proprietary trading firms.The opportunity to shape and lead the firm's market data strategy.Exposure to senior decision-makers and highly sophisticated trading teams.A collaborative, technology-driven environment where innovation is encouraged.An excellent remuneration package comprising a highly competitive base salary, substantial discretionary bonus and comprehensive benefits.Hybrid working (4 days in the London office).Outstanding long-term career progression and the opportunity to make a genuine impact.

An exceptional opportunity has arisen for an experienced Market Data Manager to join a leading proprietary trading firm at the forefront of global financial markets.This is a high-impact role for someone who combines strong market data expertise with a passion for technology, automation and AI. Working closely with the Head of Market Data, you'll play a key role in delivering the firm's market data strategy, driving operational excellence and transforming manual processes through intelligent automation.Partnering with Trading, Technology, Legal, Compliance and Finance, you'll oversee the day-to-day operation of the market data function, supporting vendor management, licensing, governance, reporting and inventory management while leveraging AI and Python to improve efficiency and scalability.This position offers excellent visibility across the organisation, exposure to senior stakeholders and the opportunity to help shape a modern, technology-driven market data function. It is accompanied by a highly competitive remuneration package, including an excellent base salary, discretionary bonus and market-leading benefits.The RoleReporting to the Head of Market Data, you will be responsible for the operational delivery of the firm's market data strategy across multiple regions and business lines.This is a genuinely hands-on position where you'll use AI, automation and lightweight Python development to streamline workflows, improve reporting, enhance vendor analytics and strengthen governance across the firm's market data estate.You'll work closely with engineering teams while remaining focused on the commercial and operational aspects of market data, supporting vendor negotiations, licensing, inventory management and the onboarding of new data sets. As the function continues to evolve, you'll play a key role in implementing scalable processes and driving continuous improvement.Key ResponsibilitiesDeliver the operational execution of the firm's market data strategy across global business areas.Lead AI and automation initiatives to improve reporting, entitlement management, vendor analytics and operational efficiency.Design and develop lightweight Python solutions to automate workflows, reporting and reconciliation processes.Manage day-to-day market data operations, including licensing, reporting, exchange audits and entitlement management.Support commercial negotiations, vendor renewals and RFP processes with major exchanges and market data providers.Produce vendor usage analysis, ROI reporting and cost optimisation recommendations.Build and maintain the firm's central market data inventory and data catalogue.Coordinate the onboarding of new market data services and ensure appropriate governance and documentation is maintained.Partner with Technology, Procurement, Legal, Compliance and Finance to deliver efficient and scalable market data operations.Line manage and mentor a Market Data Licensing Administrator, supporting their ongoing development.Ensure compliance with market data licensing obligations, contractual commitments and internal governance standards.Monitor emerging technologies and identify opportunities to leverage AI to improve operational performance.About YouYou'll have between four and eight years' experience within Market Data, Market Data Operations, Vendor Management or Licensing gained within a proprietary trading firm, hedge fund, investment bank, exchange, market data vendor, fintech or similar financial markets environment.You'll possess a strong understanding of market data licensing, exchange policies and vendor management, together with experience supporting commercial negotiations and managing complex market data environments.You'll be comfortable working with modern AI tools and Large Language Models (LLMs), using automation to replace manual processes and improve operational efficiency. You'll also have practical Python skills, enabling you to build lightweight internal tools, automate reporting and develop workflow solutions.Experience with market data inventory platforms such as TRG Screen, Alveo or similar technologies would be highly advantageous, as would exposure to alternative data, quantitative trading environments or multi-asset trading businesses.Skills & CompetenciesStrong commercial understanding of market data licensing and vendor management.Hands-on approach with a passion for automation and continuous improvement.Working knowledge of Python and modern AI technologies, including LLMs and Copilot-style tools.Excellent analytical, problem-solving and organisational skills.Ability to influence and build relationships across Trading, Technology, Legal, Compliance and Finance.Strong communication skills with the confidence to engage stakeholders at all levels.Ability to balance strategic thinking with operational delivery in a fast-paced trading environment.Advanced Microsoft Excel, PowerPoint and Word skills.What's on OfferA high-profile opportunity within a leading proprietary trading firm.The chance to help build a modern, AI-enabled market data function.Exposure to senior stakeholders and cutting-edge trading technology.A collaborative, innovative and technology-led working environment.An excellent remuneration package including a highly competitive base salary, discretionary bonus and comprehensive benefits.Hybrid working with four days per week in the London office.Outstanding long-term career development within a growing global business.