Internship - Financial Controller
Job description
ING Solutions Investment Management (ISIM) is looking for a Finance Controller Trainee starting from January 2027 and for a period of 6 months.
ISIM is a subsidiary of ING Belgium (32%) and ING Luxembourg (68%). ISIM benefits from the status of a “Super ManCo” as it has received licenses to manage both UCITS and Alternative Investment Fund (AIF). ISIM currently oversees Investment Funds distributed by different Group-entities: ING Belgium, ING Luxembourg, ING The Netherlands, ING Germany, ING Spain, ING Italy and ING Poland.
ISIM is the Management Company of ING Group and is pursuing its development as a key tool for Investment Fund solutions within ING Group.
It currently has over 40 employees divided into several teams.
Please note that only students who can provide a valid internship agreement (school convention) will be considered.
Your Missions
As a Finance Controller Trainee, you will contribute to the controls performed by the Finance function.
You will be asked to assist the team with various tasks, such as:
- Review of the funds’ invoices from Central Administration(s) and Custodian Bank(s)
- Review of the Fund expenses and the related calculation of ongoing charges
- Coordination of invoice processing for ISIM and the funds under management
- Day-to-day monitoring of the invoicing mailbox
- Payment reconciliation between accounting records and bank statements
- Participation in the periodic meetings with delegates
- Review of ISIM draft yearly financial statements, quarterly regulatory reporting and other Fund reporting
- Preparation of the Board meetings slides deck of ISIM and the funds
Given the size of the team, the Finance Controller Trainee will also provide support in various other operational tasks, whenever needed.
Our offerThis position is a great opportunity to:
- Discover the Investment Fund industry
- Develop and benefit from training on-the-job thanks to an expert team
- Work for the Luxembourg entity of one of the leading banks in Luxembourg
- Work in a convivial and dynamic environment of a human-size company but integrated within a large group
Your profile
Knowledge and experience
- Study in Economics / Finance
- Good knowledge of Microsoft Office tools, especially Excel
- Skills
- Flexible and eager to learn
- Team player
- Fluency in French and English, knowledge of other languages being considered as an asset.
We redefine banking. What about you?
There has never been a more interesting time to work at ING. We’re on a journey that’s centered around our customers, powered by technology and driven by smart, determined people. Our customers feel our people are empowering them to stay a step ahead in life and in business. We’re proud of that!
Skills mentioned

ING is a global digital banking leader that delivers frictionless personal, wholesale, private, and retail banking services through advanced online and mobile platforms. The bank’s core focus is empowering individuals and businesses to achieve their financial goals with confidence, supported by cutting‑edge fintech solutions, agile development, and blockchain technology. ING differentiates itself by embedding sustainability into every aspect of its operations, from responsible lending to eco‑friendly product design. Its culture of innovation, customer‑centricity, and continuous improvement attracts talent who want to shape the future of finance.
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