Data Quality Controller

Salary: £45,000 - 85,000 per year

Requirements:

• High level of attention to detail and analytical ability to process data accurately.
• Strong team player with a proactive and enthusiastic attitude.
• Customer service driven with excellent communication and interpersonal skills, able to interact professionally and effectively at all levels with colleagues and clients.
• Ability to manage your own workload effectively, prioritise, and work to deadlines with minimum supervision.
• Ability to apply good judgement, show initiative, and learn new systems and tasks quickly.
• Strong IT skills, including good knowledge of MS Excel, formulas such as VLOOKUP and XLOOKUP, conditional formatting, and pivot tables.
• Experience working with legal documentation.
• Previous experience working within a data management environment.
• Knowledge of property management accounting systems such as Yardi Voyager or MRI Horizon.

Responsibilities:

• Review and interpret leases and other related documents.
• Ensure accurate transfer of lease data into the management database in a timely manner and within service level agreements and KPI targets.
• Review data input from other team members to guarantee dataset integrity.
• Liaise with other operational teams across the business.
• Take full ownership of the data management process.
• Maintain the management database and participate in regular meetings with the management team to review dataset accuracy and coordinate corrective actions.
• Ensure tenant refund requests are processed in line with our best practice processes and timeframes using the dedicated monitoring system.
• Support onboarding of new team members.
• Complete other duties necessary to ensure data quality across the business.

Technologies:

• AI
• Excel
• Support
• Security

More:

We are JLL, a professional services and investment management firm specialising in real estate. We help organisations around the world achieve their ambitions by owning, occupying, and investing in real estate. We offer an entrepreneurial, inclusive culture where people succeed together across the desk and around the globe. You will join our Data Management team in an on-site role based in Norfolk, GBR, with opportunities to grow your career, build long-lasting professional connections, and benefit from our Total Rewards program covering career, recognition, wellbeing, benefits, and pay. We also use AI to help accelerate meaningful connections between candidates and opportunities, and we are an equal opportunity employer committed to reasonable accommodations for individuals with disabilities.

last updated 31 week of 2026