Software Developer (all genders)

Das ist der Job

We look forward to receiving your application.

Darum lohnt es sich

Overview • Full-Time or part-time with home office possibility A current CV is sufficient.

Tasks • Develop modern software solutions for the digital financial market • Design, implement, and maintain jmicroservices using Java springboot. • Depending on your skillset, also work on vue.js frontend topics or support our QA team with your python knowledge • Work closely with product management and DevOps to deliver new features • Ensure high code quality through testing, code reviews, and documentation • Contribute to architectural and technological decisions • Improve our internal AI setup Your profile • Degree in Computer Science or a comparable qualification • Experience in software development with modern technologies (e.g.

Java, TypeScript, Python) • Familiarity with frameworks such as Spring Boot, vue.js is a plus • Experience with cloud platforms (AWS, Docker, Kubernetes) is desirable • Structured, self-motivated working style and a strong team spirit • Proficiency in German or English Why us? • Impact: At 21X you can make a difference.

Ready to work with our development team in Lindau am Bodensee? We are a highly motivated global team of experts with a deep knowledge of capital markets, digital assets and public blockchains.

Take your chance to help shape the world of finance with your skills • Growth: You have the opportunity to be part of a rapidly growing company with great opportunities for further training and advancement • Appreciation: We welcome your experience and skills – 21X is always open to your suggestions and ideas • Responsibility: Take responsibility and set your own goals to be able to use your full potential • Flexibility: Whether Early Bird or Night Owl - find your ideal working rhythm Ready for a hybrid setup in Frankfurt or Lindau that truly fits your life?

Then apply now! Then apply now! About us 21X is a fintech at the forefront of revolutionizing capital markets through the use of blockchain technology for the trading and settlement of digital securities.

In December 2024 we secured our license to launch and operate a ground-breaking DLT trading and settlement system (DLT TSS) trading venue, a milestone that positions the company as a leader in the transition to digital finance. 21X is ideally positioned to enable smart contract-based issuance, trading and settlement of tokenized stocks, bonds and funds, offering unparalleled transparency, efficiency and security.

The exchange 21X was launched in September 2025, bringing the future of capital markets to life.