Senior Java Developer Product (all genders)

GK is a leading global software developer and provider of standard and cloud-based solutions for the retail industry, with over 500,000 retail and payment installations in more than 60 countries. At GK, more than 1.100 employees worldwide work on solutions for an all-encompassing shopping experience, improving the relationship between customers and retailers every day. GK is a hidden champion headquartered in Schöneck in the Vogtland region of Germany, but has locations in Berlin, Paris and Johannesburg while maintaining a presence in 13 further international locations. Together, GK develops groundbreaking technologies for the retail industry of today and tomorrow. 
#retailinnovators

Location:  Mobile Work (Germany-wide), Berlin, Schöneck

Join our team and shape the future of retail - as a Senior Java Developer (all genders), you'll take technical ownership, drive innovation, and lead the development of high-performance, user-friendly Point of Sale (POS) solutions used by leading global retailers – all while bringing your passion for clean code to enterprise-grade systems. 

Your Role in Action:

• Take ownership of the design, development, and architecture of our enterprise-grade POS solutions.
• Optimize existing systems for performance, scalability, and maintainability.
• Drive the implementation of complex features and integrations within distributed system environments.
• Ensure code quality through best practices in testing, static analysis, and CI/CD pipelines.
• Collaborate with architects, product owners, and international development teams across the organization.
• Coach and mentor other developers, conduct code reviews, and foster a culture of technical excellence.

Your Talent and Experience:

• A degree in (Business) Computer Science or a comparable qualification.
• 5+ years of professional experience in Java development, ideally using Spring, REST, Maven, Git, GitLab, Jenkins, and Mockito.
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  Strong experience with enterprise databases such as Oracle or MSSQL.
• Proven track record in designing scalable software architectures and leading technical initiatives.
• Familiarity with frontend technologies like TypeScript or Vue.js is a plus.
• Excellent analytical thinking, problem-solving skills, and the ability to work independently.
• Strong English communication skills to collaborate effectively in international teams.

Why You’ll Love Working With Us:

We believe in more than just great technology – we believe in growth, balance, and collaboration.

Your Benefits at a Glance:

• Flexible Work & Security: Flexible hours, mobile working, and a secure permanent contract.
• Fair Compensation & Pension Plan: Competitive salary plus company pension plan.
• Top Equipment & Mobility: Modern technology, public transport perks, and mobility support.
• Health & Wellbeing: Sports programs, preventive health offers, and wellness initiatives.
• Training & Development: Individual learning paths through the GK Academy.
• Perks & Discounts: Exclusive discounts, employee referral programs, and more.
• Team Spirit: Company events, strong team culture.
• Culinary Offerings: Great food options at company locations.