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Java Tech Lead – pharmaceutical industry
  • Bialystok
Java Tech Lead – pharmaceutical industry
Białystok, Bialystok, Podlaskie Voivodeship, Polska
Sii Sp. z o.o.
30. 10. 2025
Informacje o stanowisku

Java Tech Lead – pharmaceutical industry

Miejsce pracy: Białystok

Technologies we use

Expected

  • Java
  • Oracle Applications
  • Kubernetes
  • Docker
  • Spring Boot

Optional

  • Angular
  • React.js

About the project

We are looking for an experienced Senior Software Engineer - Tech Lead who will help us shape the technical direction, lead modernization efforts, and mentor our team on a strategic transformation to modernize systems, migrate parts of a large monolithic application, and evolve towards a more scalable, maintainable architecture.

Your responsibilities

  • Lead the design and execution of modernization initiatives, including: refactoring and extracting functionality from a large Java monolith, migrating legacy applications (JSP, Swing, GWT, Stripes) to modern frameworks and architectures, as well as evaluating and introducing new technologies aligned with business needs
  • Define the long-term technical roadmap for system upgrades, modularization, and scalability
  • Work closely with stakeholders to understand business and regulatory requirements in the biotech/medical domain
  • Provide hands-on technical leadership: write high-quality code, review contributions, and ensure best practices
  • Mentor and support other engineers during the migration and modernization journey
  • Collaborate with database experts on Oracle optimization and potential migration strategies

Our requirements

  • At least 8 years of professional software engineering experience with Java and enterprise systems, and leading or significantly contributing to modernization projects (e.g., monolith-to-modular/microservices, migration to cloud, refactoring legacy systems)
  • Strong understanding of software architecture, design patterns, and system scalability
  • Expertise with web technologies, APIs, and modern frameworks (Spring Boot, Angular/React, etc.)
  • Solid knowledge of relational databases
  • Familiarity with deployment environments (Tomcat, containers, CI/CD pipelines)
  • Excellent communication skills and ability to collaborate with cross-functional teams with the use of both Polish and English
  • Residing in Poland required

Optional

  • Experience in biotech/medical/healthcare software
  • Oracle experience

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration

What we offer

  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People

Recruitment stages

  • Send your CV
  • Talk to us about your expectations
  • Learn more about our projects and choose the best
  • Start your adventure with Sii!

Sii Sp. z o.o.

Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.

The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment.

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