Senior Java Developer - Investment Banking - Hybrid, Poland - B2B Contract

Senior Java Developer - Investment Banking | Hybrid, Poland | B2B

We are hiring multiple Senior Java Developers across Poland to join investment banking projects. This is an exciting opportunity to work in a fast-paced, highly technical environment, where you'll be working with business users to enhance the trading experience, adding new functionalities and working multi-region.

Role Overview:

• Hybrid working – 3 days in Krakow OR Warsaw office & 2 days remote
• B2B contract, 6-months with rolling renewals
• Opportunity to work on a high-impact, Greenfield project in the investment banking sector.

Key Responsibilities:

• As a Senior Developer, you'll be joining a local development team, responsible for driving forwards the specific aspect of our global platform, and delivering quality solutions to business-critical customer requirements.
• Participate in all stages of delivery - from requirements gathering to development.
• Build new functionality, carefully ensuring adherence to existing code patterns where applicable.
• Own and collaborate on technical design.
• Break large projects into tasks, delegate them to other developers, own and coordinate the consolidated delivery of the solution.
• Coach others to minimise the amount of reviews
• Develop yourself towards the goal of becoming a Senior Full Stack Developer

Key Skills & Experience:

• Strong background in Java Development with good software design principles
• 7+ years exp in Java Development
• Expert in Core Java, Spring Frameworks, REST, APIs and Reactive Web Services.
• Microservices and container technologies, e.g. Kubernetes, OpenShift, Helm, Docker etc.
• Familiar with CI/CD Pipelines, e.g. Azure DevOps
• SQL Databases and other distributed data stores, e.g. Cassandra and Hazelcast
• Design Patterns and best practices
• Able to design the solution of complex and/or ambiguous business problems that may require changes in existing architecture or frameworks
• Experience building complex, real-time (even-driven) transactional applications.
• Experience optimising performance of latency sensitive systems.
• Knowledge of Capital Markets, Investment Banking is advantageous

Why Join?

• Competitive B2B contract rates with the flexibility to transition to a permanent role down the line, or continue as a contractor.
• Work on a Greenfield project in a high-profile investment banking environment.
• Collaborative, high-performance team culture.