About the project

• We are looking for a Lead Java/Python Developer to join a team working in an agile setup to build a strategic integration layer between trading systems, operations, and regulatory platforms. This is a key part of a multi-year transformation aimed at cloud migration and modernizing the tech stack. The focus is on simplifying and improving platforms for regulatory and data teams, ensuring compliance and better data utilization.
• You’ll join a technology stream supporting investment banking, playing a critical role in regulatory alignment and delivering innovative solutions using cutting-edge technologies. Your work will support the modernization of core systems and help create technical and business value.
• Our small, agile teams are empowered to deliver quickly and continuously improve. Spread across global hubs like London, New York, Zurich, Poland, and India, we foster diversity, inclusion, and collaboration. We seek professionals who are curious, adaptive, and ready to help reshape our technology delivery.
• This position follows a flexible hybrid model, with 3 days per week working from the office in Kraków.

Your responsibilities

• Design and develop our strategic platform enabling trade executions to flow from Dealstores to Operations and Regulatory applications, turning epics and features into robust functionality
• Work closely with other agile pod members in sprints to iteratively deliver on the product requirements
• Work with the product team to understand and implement required functionality
• 3 days from office is a must

Our requirements

• Proven track record of building critical, distributed systems in Java with strong problem-solving skills
• Solid experience with messaging or middleware technologies
• Expertise in Spring and Spring Boot frameworks
• Proficiency in build tools such as Maven and GradleaBachelor’s degree in Computer Science or relevant certification
• Strong back-end development experience in Java and Python (5+ years)
• At least 1 year of relevant leadership experience
• Solid understanding of DevOps practices and CI/CD pipelines using tools such as Azure DevOps (ADO), GitHub, or GitLab
• Experience with Test-Driven Development (TDD)
• Strong knowledge of cloud architecture, with practical experience in at least one major platform: Azure (preferred), AWS, or GCP
• Good understanding of software design principles and best practices
• Excellent written and verbal communication skills in English (B2+ level)
• Hands-on experience with version control systems like Git or GitLab
• Background in microservice architecture and Cloud Computing concepts
• Understanding of Agile methodologies and their practical application
• Strong written and verbal communication skills in English (B2+)

Optional

• Experience with modern technologies such as data streaming, real-time and batch processing, as well as Databricks and Kubernetes

Technologies we use

This is how we work on a project

• TDD

• Continuous Deployment

• Continuous Integration

What we offer

• Engineering community of industry professionals

• Friendly team and enjoyable working environment

• Flexible schedule and opportunity to work remotely within Poland

• Chance to work abroad for up to 60 days annually

• Business-driven relocation opportunities

• Outstanding career roadmap

• Leadership development, career advising, soft skills, and well-being programs

• Certification (GCP, Azure, AWS)

• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru

• English language classes

• Stable income (Employment Contract or B2B)

• Participation in the Employee Stock Purchase Plan

• Benefits package (health insurance, multisport, shopping vouchers)

• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more

• Referral bonuses

• Corporate, social and well-being events