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December 17, 2025

Java Lead

Senior • Remote

$25,000 - $30,000/

Kraków, Poland


We are looking for a Java Lead to take ownership of key backend initiatives and guide a growing engineering team working on a global Life Sciences platform. This role is ideal for someone who wants to combine hands-on development with technical leadership, architectural decision-making, and shaping delivery standards. You will drive the development of core services used by major pharmaceutical companies worldwide, working in a stable organisation with real-world impact. 🙋‍♀️


✅ Your responsibilities:


  • Lead the development of core backend services, ensuring architectural consistency, scalability, and reliability.

  • Design, develop, and maintain Java-based components and new product features.

  • Make technical decisions, guide system architecture, and participate in solution design discussions.

  • Mentor developers, conduct code reviews, and support knowledge sharing within the team.

  • Collaborate with product, QA, and cross-functional engineering teams to refine requirements and plan delivery.

  • Work with AWS cloud services, SQL databases, and Tomcat application environments.

  • Support production troubleshooting and continuous improvements across the platform.

  • Contribute to deployment automation and operational excellence.


🧠 Our requirements:


  • Minimum 7 years of experience in backend development with Java.

  • Proven experience in leading or mentoring development teams.

  • Strong understanding of microservices architecture and distributed systems.

  • Experience with AWS (core services) and working in cloud-based environments.

  • Solid knowledge of SQL databases and data modelling.

  • Hands-on experience with application servers such as Tomcat.

  • Ability to design scalable backend systems and take ownership of technical decisions.

  • Familiarity with REST APIs, CI/CD practices, and version control tools.

  • Strong communication and collaboration skills.


Nice to have


  • Exposure to Big Data technologies such as Hadoop or Spark.

  • Experience with Apache Kafka or other event-driven systems.

  • Ability to handle minor frontend tasks in React when needed.

  • Experience in medical, healthcare, or Life Sciences projects.


🌟 What we offer:


  • Stable employment in a fast-growing company.

  • Flexible and remote-friendly working model.

  • Health and wellbeing benefits.

  • Learning and development opportunities.

  • Modern equipment and comfortable work environment.