Lead Java Developer / Architect

Runtime Group Ltd — Germany · Posted ~7 hours ago

Lead Full-time Hybrid €90000-€100000+

Skills

Java or Kotlin software architecture technical leadership mentoring cloud migration modernization Java Kotlin COBOL Cloud

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Summary ✨ AI‑Generated

A large enterprise technology organization is seeking a lead developer or architect to shape a major cloud modernization program. You will guide a team of roughly 10–12 engineers, make architectural decisions, establish engineering practices, and mentor technical talent. Strong Java or Kotlin expertise is required, while legacy COBOL experience is advantageous.

Highlights

Lead architectural decisions and modernization initiatives for a large enterprise environment while mentoring a team of approximately 10–12 engineers. The role offers substantial technical ownership with a focus on architecture and engineering direction rather than intensive hands-on coding.

Description

Location: Frankfurt, Germany (Hybrid - 3 days per week onsite) Language: German (C1+ required) Salary: €90,000 - 100,000+ (depending on experience) We are partnered with a large, established financial services organisation currently looking for a Lead Developer with expertise in Java or Kotlin. With a sizeable in-house engineering function and a significant cloud migration initiative underway, this is an opportunity to play a key role in shaping the future architecture of a modern enterprise platform landscape. The legacy code is in COBOL, so any experience with this language is highly preferable. As a Lead Developer or Architect, you will provide technical leadership across a team of approximately 10-12 engineers, helping drive architectural decisions, modernisation initiatives, and engineering best practices. This is not a heavily hands-on coding role. Instead, the focus is on architecture, technical direction, mentoring engineers, and guiding the evolution of large-scale business-critical systems. Required Experience Strong background in Java or Kotlin development, and enterprise application architecturePrevious experience in a Lead Developer, Technical Lead, Principal Engineer or Architect roleSpring, Springboot, microservices, Kafka, Kubernetes, Cloud platform experience (AWS, Azure or GCP)Strong understanding of modern software engineering practicesExperience leading technical teams and mentoring engineersFluent German language skills (minimum C1 level) Desirable Experience KotlinCI/CD and DevOps practicesExperience working within large-scale enterprise environmentsExposure to legacy system modernisationKnowledge of COBOL-based environmentsAngular or other frontend technologies (beneficial but not required)