Fullstack QA Engineer [Сore Banking Systems]

Core Banking Systems Team

Our team builds reliable and scalable financial systems that power treasury operations across international markets. Using modern technologies such as Kafka, PostgreSQL, and microservice architecture, we are developing a next-generation Treasury Management System from scratch for Mexico and Colombia. The platform will unify treasury back-office operations in a single ecosystem, replacing fragmented legacy tools with modern workflows, approval processes, dashboards, and personalized workspaces. We focus on high-performance backend engineering, system reliability, and products that directly impact real financial operations at scale.

Challenges that await you:

• Functional acceptance, exploratory, regression, and smoke testing of web applications

• Design, implementation, and execution of the full software testing lifecycle

• Development and maintenance of test documentation

• Integration testing between backend and frontend, backend testing

• Acceptance, regression, and smoke testing (both automated and manual)

• Identification, localization, and reporting of defects using a bug tracking system

What makes you a great fit:

• Experience and understanding in backend testing (REST/gRPC);

• Experience and understanding in Web UI testing;

• Experience in developing and maintaining test documentation

• Experience working with Git or other version control systems

• Experience in developing and maintaining automated tests

• Experience working with CI/CD tools

• B1 or higher English level for effective communication with an international team.

Your bonus skills:

• Experience working with gRPC and Protocol Buffers (Protobuf)

• Experience using modern AI tools (e.g. LLMs, copilots) to boost development productivity and experimentation

• Experience working with Kafka

Our ways of working:

• Innovative Spirit: A commitment to creativity and groundbreaking solutions

• Honest Feedback: valuing open, transparent communication

• Supportive Team: a strong, collaborative community

• Celebrating Achievements: recognizing our wins together

• High-Tech Environment: a team full of smart and revolutionary people who date to challenge the status quo of incumbent finances

Our benefits:

• Relocation support to one of our hubs — Cyprus, Serbia, Georgia or Kazakhstan — with assistance for the employee and their family

• Flexible work from one of our offices or remote

• Healthcare Coverage

• Education Budget: Language lessons, professional training and certifications

• Wellness Budget: Mental health and fitness activity reimbursements

• Vacation policy: 20 days of annual leave and paid sick leave

• Team time zone: The team works within the GMT+1 to GMT+5 time zone