Senior Manager, Data Analytics in London

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years.

People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives. We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference.

Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential. We know that real personal growth cannot be achieved by simply climbing a career ladder – which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise.

The role holder will enable data-driven decision-making across the Engineering change portfolio, supporting strategic planning, performance tracking, automation and continuous improvement. This role involves handling and evaluating complex datasets, aligning tooling and standards, and generating executive-level insights and visualisation to advise delivery and change governance.

WHAT YOU'LL BE DOING:

• Analysing and interpreting complex data (~£200m of change projects within the Portfolio), uncover trends, risks, and opportunities across the portfolio
• Implementing controls to ensure data quality (accuracy, consistency, completeness, compliance)
• Own the development and adoption of best practices for data tracking, reporting, and KPI measurement within Clarity and other tools
• Designing and implementing models to forecast delivery performance, resource utilisation, and outcomes
• Developing and maintaining dashboards, reports, and visualisations to support strategic decision-making
• Automate data workflows and reporting processes using tools such as Excel, Power BI, Python
• Collaborate with cross-functional teams including PMOs, Finance, Risk, and Engineering teams to embed data science capabilities into portfolio governance and delivery
• Support the adoption and optimisation of portfolio tools (e.g. Clarity PPM) through data-driven enhancements
• Ensure alignment with the Group’s change framework, contributing to its evolution through data-driven recommendations
• Provide direction on leadership on data strategy

WHAT YOU'LL BRING:

• Educated to degree level or higher in a STEM field
• Advanced experience with PPM tools and their application (strong preference for Clarity)
• Extensive experience working with large datasets, including data cleansing, variance analysis, transformation, and generating insights for decision‑making
• Excel skills, including: XLOOKUP, SUMIFS, Pivot Tables, Power Query, DAX, and complex formulas/logic
• Familiarity with Power BI, SQL, and Python for enhanced analysis and automation
• Strong ability to present data‑driven insights in executive‑level PowerPoint decks with high accuracy and consistent, professional formatting
• Demonstrable deep expertise in IT project environments
• Strong planning, organisational, and mentoring skills
• Excellent interpersonal and communication skills, with the ability to work effectively at all organisational levels
• Shown capability in handling and influencing a wide network of stakeholders, building positive relationships
• Confident in challenging customers and stakeholders to fully understand their needs
• A creative problem solver capable of identifying elegant, effective solutions

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.