Assistant Manager - Data Flow Controls, Finance

Manager Finance – GG12

Role Profile

Role Description:

This role sits at the heart of LSEG’s finance transformation agenda and is responsible for strengthening the end-to-end data control framework across planning, reporting, and analytics processes.

The role will drive the design, execution, and continuous improvement of data flow controls and reconciliation processes across multiple finance systems. It will ensure accuracy, integrity, and completeness of financial data, while supporting the transition from manual reconciliations to automated, scalable controls aligned with modern finance architecture.

Key responsibilities of the role:

The role will include but not limited to the following:

1. Data Flow Controls & Reconciliations

• Own and be responsible for critical data reconciliations across finance systems (e.g., EPM, reporting platforms, upstream/downstream systems)
• Ensure data consistency across plan, forecast, and actuals by identifying and resolving breaks
• Define reconciliation standards, frequency, thresholds, and escalation protocols

2. Controls Framework Design & Governance

• Continuously review and enhance the end-to-end data control framework to ensure it is:
  • Comprehensive
  • Scalable
  • Audit-compliant
• Define and implement new control checks aligned to evolving system architecture and business needs

3. Impact Assessment of System Changes

• Assess implications of system implementations, integrations, and enhancements on:
  • Existing reconciliations
  • Data flows
  • Control design
• Partner with transformation, engineering, and system teams to embed controls into future-state processes

4. Automation of Controls

• Drive automation of manual reconciliations and control checks using tools such as EPM, Power Automate, or engineering-led solutions
• Improve control effectiveness through:
  • Real-time monitoring
  • Automated alerts and exception handling
  • Scalable control execution
• Support the transition toward fully automated and proactive control frameworks

5. Issue Management & Root Cause Analysis (RCA)

• Lead RCA of reconciliation breaks and control failures
• Differentiate between:
  • Tactical fixes (short-term remediation)
  • Strategic solutions (system/process redesign)
• Track recurring issues and drive sustainable resolution

6. Operating Model & Control Ownership

• Define where controls should be:
  • Owned
  • Implemented
  • Monitored
• Establish clear accountability across Finance, Engineering, and functional teams
• Support governance forums and provide control performance insights

7. Continuous Improvement & Transformation

• Find opportunities to:
  • Reduce manual interventions
  • Improve data quality
  • Enhance control efficiency
• Contribute to broader finance transformation initiatives, including EPM adoption and data standardization

Key skills required to be successful in the role:

Technical & Functional Expertise

• Strong understanding of:
  • Financial planning & reporting processes (FP&A)
  • Data flows across finance systems
  • Reconciliations (system-to-system, subledger-to-ledger, planning vs reporting)
• Experience with EPM systems, ERP platforms, and reporting tools
• Familiarity with control frameworks, audit requirements, and governance models

Analytical & Problem-Solving

• Strong root cause analysis capability
• Ability to diagnose complex data issues across interconnected systems
• Structured thinking with a focus on scalable solutions

• Automation & Digital Mindset

• Experience driving automation (e.g., automation tools, workflows, engineering partnerships)
• Understanding of control automation concepts such as monitoring, alerting, and exception handling

Stakeholder Management

• Ability to work across:
  • Finance
  • Engineering
  • Transformation teams
• Strong communication skills to translate technical issues into business impact

Behavioural Competencies

• High ownership and accountability
• Continuous improvement approach
• Attention to detail with strong governance focus
• Ability to balance tactical execution with strategic thinking

Experience required:

• Master’s degree or equivalent experience in Finance, Data Analytics
• Experience in large, complex, multi-system finance environments
• Prior exposure to finance transformation programs
• Demonstrated ability to work in a deadline-oriented environment managing multiple priorities
• Proven track record to interact with senior management
• Demonstrated ability to provide business partnering support
• Excellent use of Microsoft office packages, PowerPoint, Excel/ Power BI/Query, Word and other BI tools
• Ability to build strong working relationships with colleagues globally

Career Stage:

Senior 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.