Functional Analyst – Java API Environment

Salary: £? - ? per year

Requirements

• We need someone with hands-on experience in Java API environments.
• We need strong knowledge of Swagger and API documentation practices.
• We need the ability to read and understand Java code; no coding is required.
• We need solid Agile experience and comfort working in a mature squad.
• We need a detail-oriented mindset and the ability to go beyond surface-level analysis.
• We prefer a background in financial services, ideally in Payments or International Payments.
• We need someone who can speak French and English.
• Bonus: we value candidates who were formerly Java developers and transitioned into functional analysis.

Responsibilities

• We manage and refine API documentation, with Swagger experience being essential.
• We use our understanding of Java-based code structures to guide developers effectively.
• We lead and contribute to Agile ceremonies, including backlog grooming, refinement, and three amigos.
• We write complete, detailed user stories with acceptance criteria and edge cases.
• We perform deep-dive analysis into functional payment flows and system behaviours.
• We collaborate with stakeholders across multiple countries.

Technologies

• API
• Java
• Swagger

More

We are a major financial institution based in Brussels, expanding our distributed development squad within a high-impact payments domain. You will work closely with developers, architects, and stakeholders across Belgium and France, bridging the functional and technical worlds. The role is based in Brussels city centre with a hybrid setup of 50% on-site, alternating between 2 days one week and 3 days the next. Remote work must be performed from within Belgium. The assignment starts as soon as possible and runs until the end of the year, with an extension option.

last updated 30 week of 2026