Senior Java Developer (Microservices, Kafka)

We are seeking a Senior Java Developer to join our team, bringing expertise in microservices architecture and Kafka-based enterprise messaging systems to power cloud-based, blockchain-driven financial solutions.

Responsibilities

• Lead the implementation of backend systems and mentor junior developers.
• Develop reliable, cloud-based solutions that scale to meet business needs.
• Design and build cloud-native applications for distributed systems.
• Collaborate with diverse stakeholders across technology and business functions.
• Bring creative and innovative thinking to system design and architecture.
• Contribute to projects involving DLT technologies, including the Ethereum blockchain.
• Maintain strong attention to detail and security across all development work.
• Communicate effectively with colleagues from a wide range of backgrounds.

Requirements

• At least 5 years of experience in Java development.
• Expertise in developing cloud-native applications using RESTful web services and Kafka-based event-driven architectures.
• Hands-on experience with Kubernetes and Helm.
• Strong attention to detail and security awareness.
• Familiarity with cloud computing, DevOps practices, and digital asset technologies.
• Excellent communication skills in English, with the ability to interact effectively with a wide range of colleagues.

We offer

We gather like-minded people:

• Top tech minds driving innovation in AI, cloud and digital platform modernization.
• Supportive team and agile, startup-like culture.
• Hybrid by design mode and opportunity to work remotely within Poland.
• Chance to work abroad for up to 60 days annually.
• Business-driven relocation opportunities.

We provide growth opportunities:

• Career development programs.
• Thought leadership, mentoring, soft skills and well-being programs.
• Certification (Anthropic, Gemini, GCP, Azure, AWS).
• English classes.

We cover it all:

• Stable pay.
• Participation in the Employee Stock Purchase Plan with a 15% discount.
• Benefits package (health insurance, multisport, shopping vouchers).
• Referral bonuses up to $2,000.
• Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more.
• Corporate, social and well-being events.

Please note

• Benefits listed above are available to employees only.
• Contractors are welcome; terms of B2B cooperation agreements are agreed individually.
• Only selected candidates will be contacted.