{"id":157892,"url":"https://alion.io/job/iss-stoxx-market-data-analyst","title":"Market Data Analyst","company":{"id":171230,"name":"ISS STOXX","domain":"iss-stoxx.com","url":"https://alion.io/company/iss-stoxx-2","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":91,"open_postings":9,"ghost_share":0,"stale_share":0.111,"repost_share":0.111,"time_to_fill_p50_days":61,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Analytics","role_family":"Analytics","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":57000,"max_usd":113000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":9},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Excel","optional":false},{"name":"Power BI","optional":false},{"name":"Rest API","optional":false},{"name":"Tableau","optional":false},{"name":"Python","optional":true},{"name":"SQL","optional":true}],"status":"live","first_seen_at":"2026-07-10T00:00:00Z","employer_posted_date":"2026-09-25","last_verified_at":"2026-11-01T20:03:07Z","board_verified":true,"closed_at":null,"days_open":114,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":114},"description":"At ISS STOXX LiquidMetrix, our workforce is the driving force behind our success. We prioritize attracting and nurturing top talent within our industry, providing them with the tools, support, and opportunities necessary to flourish in their careers, while also prioritizing their health, financial stability, and personal growth.\nISS STOXX LiquidMetrix are hiring for a Market Data Analyst to join the team in London. In this role, you will help evaluate and onboard cross-asset class data feeds for our Venue Analytics, Transaction Cost Analysis (TCA) and Trade Surveillance products. As a specialist in market data, you will work closely with expert Product Data and Development teams to deliver project Proof of Concepts (POCs) that help guide project roadmaps and enrich the Product offering for our clients - Investment banks, Brokers, Wealth / Asset Managers and Exchanges.\nThis is a fantastic opportunity to work closely across multiple teams (including c-suite), develop expertise in multiple facets of market data and venue & execution analytics and work with cutting edge products in a fast-paced environment.\nKey Responsibilities\nMarket Data Expansion\nDevelop global market data and referential data coverage:\nWorking with teams to onboard new market venues to the platform, including Fixed Income, Derivatives, Equities/ETFs, FX and Crypto\nMaintenance and enrichment of an extensive reference database, covering global cross-asset market metadata, instrument listings and company fundamentals\nHelp evolve data QA procedures to deliver high-quality, robust information to downstream applications\nWork with the Application Support team to recover from data delivery and processing issues\nFeed Management\nLiaise with vendor network to help identify mandatory feed changes and the required implementation plan for existing feeds\nResearch upcoming market microstructure changes and help produce models on how the business can benefit\nUndertake analyses of data and construct accurate and insightful reporting\nProvide clear lines of communication to stakeholders on feed projects and product development\nAnalytics & Support\nUnderstand and help develop deeper analytics across asset classes, including differing approaches to TCA and instrument-level performance measurements\nRespond to client requests for new market coverage\nWhat you bring to ISS STOXX\nThe ideal candidate will be highly motivated, with the ability to work effectively as part of a team or individually. Experienced in data management and analysis, they will be calm under pressure and have excellent prioritisation skills:\nMinimum 3 years’ experience\nEducated to degree level in Finance, Mathematics or similar Quantitative discipline\nProven experience working with financial market data and/or referential data and an interest in further developing a career in Finance\nAbility to work with, manipulate and analyse large datasets (such as Level 2 and Level 3 orderbook data)\nHighly proficient with Microsoft Excel, including macros, pivot tables, functions & charts. Experience with analytical tools, such as PowerBI, Tableau, Jupyter etc, as well as Rest APIs is desirable.\nScripting: SQL (intermediate as a minimum), Python. Experience in object-oriented programming a bonus\nExcellent analytical skills and an ability to understand technically complex problems\nGood communication and written skills, and the ability to build strong professional relationships at all levels, with both internal and external parties\nProven ability to work well under pressure and adapt to changing priorities and complex challenges\nAn understanding of data modelling techniques (both supervised and unsupervised), applying goodness-of-fit measures and AI highly desirable\nMIDSENIOR #LI-SQ1 #LQM\nWhat You Can Expect from Us\nOur people are the moving force behind our work. We are committed to building a culture that values diverse skills, perspectives, and experiences. If you have the skills, passion, and drive to help us bring clarity and transparency to capital markets, we want to work with you.\nTogether, we can grow your career in an environment that fuels creativity, drives innovation, and has real impact.\nAbout ISS STOXX\nISS STOXX delivers world-class research, data, and technology solutions that empower capital market participants to pursue their visions with confidence. Our expertise spans indices, corporate governance, sustainability, cyber risk, and fund intelligence, giving clients the tools they need to uncover opportunities, manage risks, and navigate evolving regulations. We are made up of 4,000 professionals operating across 20 countries and serving approximately 5,000 clients, including many of the world’s leading institutional investors. Our scale and reach give us deep market knowledge, while our innovative methodologies allow us to offer our clients tailored insights that drive impact and success.\nISS LiquidMetrix delivers independent, data-driven analytics across the trade lifecycle through three core products: Transaction Cost Analysis (TCA) to measure execution quality and evidence best execution, Market Surveillance to detect market abuse and manage compliance risk, and Liquidity Insight to explain venue performance, liquidity and market structure. Built on full-depth coverage of public orders and trades, LiquidMetrix serves sell sides, buy sides, exchanges and regulators that need actionable analysis, reporting, compliance tools and global coverage.\nVisit our website: https://www.iss-stoxx.com/\nView additional open roles: https://www.iss-stoxx.com/about/careers/\nISS STOXX is an equal employment opportunity employer and does not discriminate against any employee or applicant because of race, color, ethnicity, creed, religion, sex, age, height, weight, citizenship status, national origin, social origin, sexual orientation, gender identity or gender expression, pregnancy status, marital status, familial status, mental or physical disability, veteran status, military service or status, genetic information, or any other characteristic protected by law (referred to as “protected status”). 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