Kotlin / Java Developer

Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research.

Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

• Commercial experience with Kotlin, or Java with a strong willingness to learn Kotlin.
• Hands-on experience in at least 2 of the following areas: API development, SQL / databases, HTML / JavaScript.
• Experience working with collaboration tools such as Jira, Confluence and Bitbucket.
• Solid understanding of microservices architecture.
• Strong analytical and troubleshooting skills.
• Good communication and collaboration skills.
• English proficiency at B2+ level.

• Collaborate with developers, testers and business stakeholders to build and operate internal products.
• Design, develop and implement backend features and selected UI components according to backlog priorities.
• Build and maintain APIs and microservices that address real business and engineering challenges.
• Work closely with the wider engineering team to design and deliver new features.
• Proactively engage with internal users to resolve issues and respond to feature requests.
• Contribute within an Agile, CI/CD-driven environment enabling frequent and stable releases.
• Participate in code reviews and support quality through testing, including automated test scripts.