Sustainable Investment/ESG Data Analyst

About the Role We are seeking a motivated Sustainable Investment Data Quality Analyst to join our Sustainable Investment Data Operations team. This role focuses on ensuring the accuracy, completeness, and integrity of Sustainable Investment (SI) datasets used across FTSE Russell's index products. The successful candidate will work with a wide range of proprietary and third-party ESG, climate, , exclusion, and sustainable investment datasets, supporting data validation, vendor engagement, data governance, and continuous improvement initiatives. The role offers broad exposure to Sustainable Investment data, index methodologies, and the operational processes underpinning FTSE Russell's index business.

Key Responsibilities

• Perform periodic reviews of Sustainable Investment datasets, validating data inputs and outputs for accuracy, completeness, consistency, and timeliness.
• Investigate data anomalies, exceptions, and unexpected trends, working directly with data vendors and internal stakeholders to understand root causes and drive resolution.
• Conduct data challenge and exception management activities, maintaining appropriate evidence and audit trails.
• Support the onboarding and evaluation of new Sustainable Investment datasets, including participation in vendor due diligence and testing activities.
• Contribute to the enhancement of data controls, validation frameworks, and operational procedures.
• Partner with Product, Technology, Engineering, and Data Governance teams to improve systems, automation, and operational scalability.
• Participate in user acceptance testing, platform migrations, and process change initiatives affecting Sustainable Investment data.
• Support governance reporting, data quality metrics, vendor performance monitoring, and control effectiveness reviews.

Key Requirements

• 2+ years' experience in data quality, data validation, data operations, or ESG/Sustainable Investment data.
• Understanding of how Sustainable Investment data is used in financial products, benchmarks, or investment processes.
• Strong analytical and problem-solving skills with exceptional attention to detail.
• Experience investigating data quality issues and performing root cause analysis.
• Experience liaising with external data providers, vendors, or research partners.
• Ability to work effectively with large and complex datasets.
• Experience with SQL, Python, Power BI, or other analytical tools would be advantageous.
• Experience within the index, market data, asset management, or financial data industry would be beneficial.
• Excellent verbal and written communication skills, with the ability to clearly articulate data quality issues to both technical and non-technical stakeholders.
• Self-motivated, curious, and committed to continuous improvement.

What We Offer

• An opportunity to play a key role in maintaining the integrity of Sustainable Investment data used across FTSE Russell's index products.
• Exposure to a broad range of ESG, climate, exclusion, and thematic investment datasets.
• Experience working with global teams across Operations, Product, Technology, Data Governance, and Sustainable Investment.
• Opportunities to contribute to data quality frameworks, platform transformation initiatives, and new product development.
• A fast-paced environment that encourages learning and development.

Career Stage

Associate

London Stock Exchange Group (LSEG) Information

Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you. LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions. Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce. We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering. LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives. Please take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it’s used for, and how it’s obtained, your rights and how to contact us as a data subject. If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.