N-iX is looking for Middle Java Engineer (with Python and JavaScript) to join our team! Our customer is a global marketplace for savings and investments, providing savers with effortless access to high-yield savings accounts and investment options from over 400 partner banks worldwide. It eliminates geographic limitations, ensuring transparency, convenience, and competitive rates. For banks, it offers cost-efficient deposit funding and innovative Banking-as-a-Service solutions. As an experienced Software Engineer, you will support our payments operations and finance teams by customizing and developing new features for the team's two main services: Payments Processing Service and Oracle NetSuite. Additionally, you will contribute to building infrastructure that promotes autonomy across various cross-functional teams.

Responsibilities:

• Customize and develop new features for Payments Processing Service and Oracle NetSuite.
• Design, implement, deploy, and maintain services.
• Write and maintain automated tests.
• End-to-end ownership.
• Guiding features from implementation to testing, refinement, and launch.
• Contributing to CI/CD pipelines and infrastructure supporting team autonomy.
• Participate in an agile, collaborative environment, align technical output with current project requirements, and actively communicate with stakeholders.

Requirements:

• Minimum 3 years of experience in Java.
• Strong proficiency in SQL.
• Experience with JavaScript frameworks or libraries, preferably: Node.js, React or Next.js.
• A strong preference will be shown for candidates possessing at least 1 year of experience in both Python and JavaScript
• Experience in developing and maintaining automated tests.
• Solid understanding of software engineering best practices (coding standards, test coverage, deployment).
• Bachelor’s degree in Engineering or Computer Science.
• Proficiency in spoken and written English.
• Ukrainian language Advanced or higher.

Nice-to-Have Skills:

• Familiarity with Oracle NetSuite (SuiteScript, SuiteTalk, RESTlet).
• AWS Lambda.
• Shell Scripting, .NET technologies.
• CI/CD pipeline setup and maintenance experience.
• Proficiency with AI productivity tools (Cursor, Claude) and openness to work across diverse tech stacks.
• Previous experience within the FinTech sector will be considered a significant advantage.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers