Senior Software Developer (gn)

Who we are.

Environmentally aware, committed and service-orientated: Our success is the result of strong teamwork. We currently employ over 400 company bike enthusiasts at our company locations in Germany and Austria. Will you soon be one of them?

We help employees, self-employed people and freelancers switch to the company bike model. Currently more than 80,000 companies and public sector organizations with more than 4 million employees rely on the services of BLS Bikeleasing-Service GmbH & Co. KG.

We continue to grow, promoting sustainable, ecologically sound and socially just mobility by working to ensure that even more people will be able to enjoy the benefits of the lease-financed company bike in the future.

• You design and implement business capabilities in modern backend and frontend services, with a backend-leaning focus
• Where required for delivery, stability or safe migration, you actively contribute to changes in legacy systems
• You translate business requirements into clean technical specifications, meaningful solution designs and robust implementations
• You identify and improve technical bottlenecks, unnecessary coupling and structural delivery obstacles
• Existing systems are continuously improved by you through refactoring, decoupling and pragmatic modernization during live operation
• You collaborate closely with Product Owners, Tech Leads and Engineers to clarify business rules and technical dependencies
• Junior engineers are supported by you through code reviews, technical sparring and living best engineering practices

• You bring 5+ years of experience as a Software Engineer
• You have strong skills in modern backend technologies such as Kotlin, TypeScript, Spring Boot or comparable stacks
• You are comfortable working in heterogeneous environments, including legacy systems
• You turn unclear requirements and implicit business logic into solid technical solutions
• APIs, integration patterns, data models and operational implications of technical decisions are familiar to you
• You value high engineering standards: testability, code quality, maintainability and production awareness
• You confidently use AI tools as productivity enablers without compromising quality or accountability

We live and breathe team spirit: To us, YOU matter. Every day, our constantly growing team achieves great things - and we want you by our side. We offer you:

• You are part of a growing organization where you can actively shape things and build a strong long-term career
• Office-centric work? Not for us. We offer maximum flexibility with a remote-first setup, flexible working hours and a workation policy
• Modern tech stack (incl. Kotlin, TypeScript, PHP, Python; Spring Boot, Vue.js, React, NestJS, Symfony; AWS & Terraform)
• High-quality technical equipment with free choice of operating system (Windows or macOS)
• We value real sparring: open communication, honest feedback and collaboration at eye level
• Via Probonio, you receive a €50 monthly voucher of your choice – plus €60 annually for your birthday
• In addition to attractive company pension benefits, you receive capital-forming benefits
• And of course, you can lease up to two bicycles or e-bikes through us as your employer