Senior Java Developer with German

Location: Katowice - 2 days in office / 3 days remote

Let us introduce you the job offer by EY GDS Poland – a member of the global integrated service delivery center network by EY.

This specific position gives you the opportunity to interact within international environment and work with the most recognizable and influential players on the market.

The opportunity

As a Senior Java Developer, you will work across delivery and R&D streams, building high‑quality solutions, experimenting with new technologies, and shaping reference architectures used in global projects.

Your key responsibilities

• Contribute to implementation and R&D initiatives across multiple project streams.

• Co‑develop reference architectures, Java microservices, SDKs, and accelerators.

• Build automated unit, integration, and contract tests; create test harnesses and performance benchmarks for prototypes and Po Cs.

• Collaborate with agile R&D and non‑R&D teams to bring client and market insights into the R&D backlog.

• Produce design notes, ADRs, PoC summaries, and validation materials supporting experimental work.

Skills and attributes for success

• Highly proficient in web-based OOP (functional programming will be a plus)

• Familiar with Spring, Spring Boot, Hibernate / JPA and Maven

• Hands on experience working with REST and SOAP web services

• Very good knowledge of SQL and one of database engines

• Experience with source code management, continuous integration and automated deployment

• Knowledge of Clean Code and Unit Testing

To qualify for the role, you must have

• Bachelor's degree in Engineering, IT, Science, other Technical qualification

• 5+ years in a corporate IT environment in a similar positions

• Demonstrable experience of Java and frameworks commonly used in Java projects

• Strong communication skills in English and in German

Ideally, you’ll also have

• Knowledge of Kafka or RabbitMQ

• Knowledge of Camunda Platform

• Hands on experience working with microservices architecture

• Experience working with AWS or Azure cloud products and services

• Certificates proving certain skills: Java, Spring, SQL, AWS or Azure Cloud

• Knowledge of Docker and Kubernetes is an advantage

What we look for

As we are a dynamic team of passionate specialists, and we work in international teams all over the world, we will look for the same business acumen. Facing with customers, we are "out of the box thinking" professionals.  Our top performers have a team players attitude, and they cope with challenges on the daily basis. If it all sounds familiar to you - we are looking forward to seeing you on board.

What we offer

EY Global Delivery Services (GDS) is a dynamic and truly global delivery network. We work across nine locations – Argentina, Hungary, India, the Philippines, Poland, Sri Lanka, Mexico, Spain and the United Kingdom – and with teams from all EY service lines, geographies and sectors, playing a vital role in the delivery of the EY growth strategy. From accountants to coders to advisory consultants, we offer a wide variety of fulfilling career opportunities that span all business disciplines. In GDS, you will collaborate with EY teams on exciting projects and work with well-known brands from across the globe. We’ll introduce you to an ever-expanding ecosystem of people, learning, skills and insights that will stay with you throughout your career.

• Continuous learning: You’ll develop the mindset and skills to navigate whatever comes next.

• Success as defined by you: We’ll provide the tools and flexibility, so you can make a meaningful impact, your way.

• Transformative leadership: We’ll give you the insights, coaching and confidence to be the leader the world needs.

• Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs.

About EY

EY | Building a better working world

EY exists to build a better working world, helping to create long-term value for clients, people and society and build trust in the capital markets.

Enabled by data and technology, diverse EY teams in over 150 countries provide trust through assurance and help clients grow, transform and operate.

Working across assurance, consulting, law, strategy, tax and transactions, EY teams ask better questions to find new answers for the complex issues facing our world today.

If you can demonstrate that you meet the criteria above, please contact us as soon as possible.

The exceptional EY experience. It’s yours to build.

In compliance with the requirements of the Whistleblower Protection Act, our company has established the Procedure for reporting breaches of law and undertaking appropriate follow-up actions. Any misconduct should be reported through the EY Ethics Hotline.