Software Developer

• Development, unification and renewal of the core banking system.
• Implementation of software additions that allow other internal systems and processes to report programmatically.
• Preparation of the banking software for renewed banking operations and the introduction of new banking products.
• Maintenance of existing databases and their compliance according to the introduction of new products.

Requirements

• Software development experience (3+ years, Java preferred) with strong problem-solving / algorithmic thinking.

• Strong debugging & troubleshooting skills (ability to analyze issues end-to-end).

• Database skills:

• Willingness to learn and work with GT.M / MUMPS (“M”) and hierarchical, non-relational data concepts.

• SQL (write/read queries, basic troubleshooting).

• Willingness to learn PSL (primary language in FIS Profile).

• Comfortable working with enterprise / legacy technology stacks common in banking.
• Hungarian citizenship and fluent Hungarian/English language skills is a must.

Nice to have

• Core Banking / Financial systems experience, especially:

• Deposit products (checking/current, savings, term deposits/CDs).

• Transaction processing, end-of-day / batch processing.

• Clearing & settlement (including interbank flows) and high-volume transactions.

• Customer data management (CIF/customer master concepts).

• Awareness of regulatory / compliance expectations in financial software (auditability, controls, data handling).

• Previous experience with non-relational databases.

• Git (Bitbucket/GitHub workflows, branching/merging).
• Unix/Linux shell scripting.

• Containers: Podman (run/debug containers, basic operational troubleshooting).

Benefits

• You will have the opportunity to gain experience in exciting, long-term, innovative projects,

• Home office option (40%/week),

• Work in a multinational environment,

• A team of great engineers,

• Cafeteria.