Role Description We are looking for a Software Engineer (Java) to develop and maintain high-performance backend systems using modern Java and Spring Boot technologies. You will contribute across all stages of the software development lifecycle, build scalable data processing solutions, and work with technologies such as PostgreSQL, Redis, and Kafka in an Agile environment. The role also involves contributing to system design, ensuring code quality, and maintaining system reliability. Main Responsibilities - Write well-designed, testable, and efficient code with proper test coverage - Participate in code reviews and collaborate with other engineers to ensure code quality and consistency - Maintain current components and technical documentation, suggesting updates as needed - Remain up-to-date on all current best practices, trends, and industry developments Qualifications - Experience in financial, investment, or trading domains (nice to have) - Good knowledge of data structures, architectural patterns (nice to have) - Experience with NoSQL databases (Redis, MongoDB) (nice to have) - Familiarity with CI/CD pipelines, Docker, Kubernetes, AWS (or other cloud platforms) (nice to have) - Experience with observability and monitoring tools (Grafana, Prometheus, Tempo, JFR) (nice to have) Benefits - Quarterly bonuses based on Company performance - 24 working days of annual leave - Corporate events and team building activities - Udemy Business unlimited membership & language training courses - Professional and personal development opportunities in a fast-growing environment Company Description Established in 1997, the Libertex Group has helped shape the online trading industry by merging innovative technology, market movements and digital trends. The multi-awarded online trading platform, Libertex, enables traders to access the market and invest in stocks or trade CFDs with underlying assets being commodities, Forex, ETFs, cryptocurrencies, and others. A firm believer in the power of sports to inspire, empower and push for success, Libertex is the Official Online Trading Partner of Audi Revolut F1 Team. We build innovative fintech so people can #TradeForMore with Libertex.

• work on tasks that contribute to the team's projects and goals • work collaboratively and proactively with your team and stakeholders • strike the right balance of speed and quality in your work • contribute to a sense of community on your team by engaging in growth and development activities

• Design, develop, and maintain a modular monolithic backend API in .NET (C#). • Build and evolve RESTful APIs consumed by a Flutter mobile application. • Implement business logic, domain rules, validation, and integrations in a clean, testable manner. • Own backend features end‑to‑end, from design through to production support. • Design and integrate AI-powered backend features using Azure AI / Foundry. • Implement AI safety, evaluation, and reliability practices. • Work with Azure Front Door + WAF for secure, global API access. • Integrate with Auth0 for authentication and authorization (OIDC / OAuth2). • Design and maintain integrations with various Azure services (e.g., Web PubSub, FCM). • Ensure data integrity, performance, and scalability.

• Work on backend services and distributed systems • Design robust solutions and maintain long-term success • Collaborate with a high-trust team