Junior Financial Data Analyst

Jellyfish

. Analyse and manage finance master data across Jellyfish’s Enterprise Resource Planning (ERP) platforms and finance systems, including Sage, the Treasury Management System (TMS), and Jellyfish Buy, with a strong focus on data quality, accuracy and control.

Posted 3/12/2026full-timeLondon • 🇬🇧 United KingdomJunior💰 £2,500 - £2,900 per monthWebsite

Tech Stack

Tools & technologies

ERP

About the role

Key responsibilities & impact

Analyse and manage finance master data across Jellyfish’s Enterprise Resource Planning (ERP) platforms and finance systems, including Sage, the Treasury Management System (TMS), and Jellyfish Buy, with a strong focus on data quality, accuracy and control.
Identify, extract, cleanse, validate, and maintain key finance data sets, delivering accurate, refreshed, and reliable data to support financial operations and reporting.
Own master data creation and maintenance in Sage (including customers, vendors, and bank accounts), ensuring robust controls and consistent processes.
Design and maintain processes for the ongoing governance, cleansing, and routine maintenance of finance master data.
Manage user access across finance systems, including onboarding and offboarding, maintenance of user groups, and quarterly user access audits to ensure appropriate access rights.

Requirements

What you’ll need

At least one year of experience in data management, with hands-on involvement in financial or ERP master data.
Ability to assess data quality and validation, identify inconsistencies, and ensure accuracy across data sets.
Proficiency in Excel or similar spreadsheet tools, including pivot tables, VLOOKUPs and formulas.
An interest in finance-related data and ERP systems.
You generate unique ideas and experiment with new methods and technologies to streamline and automate processes.
When faced with a problem, you collaborate with the appropriate people to evaluate different options and find practical solutions.

Benefits

Comp & perks

Custom Work Environment: Work remotely for up to 60% of your days and shape your day between 8am and 6:30pm with flexible working hours.
Growth, Your Way: Accumulate one paid day each month (2 hours per week) for self-development and access to Jellyfish Learn.
Family Support: Enjoy 14 weeks of paid leave for primary caregivers and 4 weeks of paid leave for secondary caregivers. We also provide £1000 (or equivalent) towards courses for returning primary caregivers to support your transition back into work.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

data managementdata quality assessmentdata validationdata cleansingmaster data creationfinancial operationsreportingExcelpivot tablesVLOOKUP

Soft Skills

collaborationproblem-solvingcreativityprocess improvement