Staff Software Development Engineer

Sixt SE; Pullach im Isartal; Ibrido; EUR 110.000 - 140.000; Tempo pieno

Vantaggi offerti da questo lavoro

Mobility allowance €20/month

Retirement plan

Capital-forming benefits

SIXT gym

Employee restaurant

30 days vacation

Hybrid work model

Descrizione del lavoro

Sixt SE in Pullach near Munich is seeking a Staff Software Development Engineer to shape a broad Java backend landscape. You will design, build, and evolve reliable services, collaborating on digital checkout, post-booking journeys, and self-service capabilities.

Join a cloud-native, Kubernetes-driven environment focused on scalability and observability. You will lead cross-team technical initiatives, drive production-ready implementations, and mentor engineers while leveraging AI-assisted

Competenze

• Deep experience building backend services with Java and Spring Boot.
• Proficient in microservices, event-driven architectures and reliability.
• Strong knowledge of PostgreSQL, Redis, Kafka, and migrations with Flyway.
• Ownership of production services with observability, metrics, and CI/CD.
• Comfort with AI-assisted tooling to improve quality and speed.
• Collaborative, product-minded, with frontend exposure (React/TS) a plus.

Mansioni

• Design, build, and evolve scalable backend services in Java/Spring Boot.
• Lead cross-team technical initiatives from idea to production impact.
• Work across REST and gRPC, event-driven flows, and shared libraries.
• Improve architecture, observability, performance, security, and testing.
• Mentor engineers and promote strong technical leadership.
• Apply AI-assisted tooling to enhance development workflows.

Conoscenze

Java & Spring Boot

Microservices & event-driven

PostgreSQL / Redis / Kafka

Observability / CI/CD / Kubernetes

AI-Assisted Development

Frontend basics (React/TypeScript)

Strumenti

Kubernetes & CI/CD

Flyway / JPA-Hibernate

PostgreSQL / Redis / Kafka

Spring Boot

AI tool usage

Descrizione del lavoro

Staff Software Development Engineer (m/f/d)

• Full-time
• Legal Entity: Sixt SE

You want to work on the core of high-impact mobility experiences, drive topics across multiple product and platform areas, and shape the future architecture of a broad Java backend landscape? Then join us and help evolve the systems behind digital checkout, post-booking journeys, customer self-service, and the shared platform capabilities around them. We are building and operating business-critical backend services with a strong focus on scalability, resilience, observability, and testability. Join us in Pullach near Munich and help shape the future of mobility with us!

YOUR ROLE AT SIXT

• You design, build, and evolve reliable and scalable backend services in modern Java and Spring Boot across multiple product areas and shared platform capabilities
• You stay hands-on in code, lead cross-team technical initiatives, and drive topics from idea to production with clear business impact
• You work across REST and gRPC APIs, event-driven flows, PostgreSQL, Redis, Kafka, Flyway, and shared platform libraries to deliver robust customer-facing solutions
• You raise the bar on architecture, observability, performance, security, testing, and developer experience in a cloud-native environment with Kubernetes, CI/CD, and modern engineering guardrails
• You collaborate closely with product managers and cross-functional team members across backend, web, and mobile, and you mentor engineers through strong technical leadership, reviews, and knowledge sharing
• You use AI-assisted tooling pragmatically where it improves quality, speed, or developer experience, and you help define sensible engineering practices around it

YOUR SKILLS MATTER

• Experience You have deep experience building backend services with modern Java and Spring Boot, and you are comfortable operating at Staff level across architecture, implementation, and cross-team technical leadership
• Architecture You are experienced in microservices and event-driven architectures, and you know how to design for reliability, scalability, idempotency, and long-term maintainability
• Data Stores You have worked with PostgreSQL, JPA/Hibernate, Flyway, Redis, and Kafka, and understand how to choose the right persistence and messaging patterns for the problem
• Operations You are comfortable owning services in production environments and improving them through observability, metrics, alerting, CI/CD, and Kubernetes-based operations
• AI-Assisted Development You are comfortable using AI-assisted tools thoughtfully and know how to apply them in ways that remain reviewable, reliable, and useful in day-to-day engineering work
• Curiosity You are collaborative, and product-minded, willing to work across the stack when needed; experience with React, TypeScript, micro-frontends, and end-to-end feature delivery is a huge plus

WHAT WE OFFER

• Extra benefits Enjoy discounts on SIXT rent, share, ride and SIXT+, attractive vehicle leasing offers, and exclusive deals with partners for travel, tech, fashion and more
• Mobility boost We support you with a monthly mobility allowance of €20 per month for even more freedom
• Future security We contribute to your retirement plan and support you with capital-forming benefits to ensure you are well covered
• Feel-good atmosphere Stay active with our modern SIXT gym, various leisure activities like the gaming area or the SIXT choir, and enjoy our high-quality employee restaurant
• Flexibility Enjoy 30 days of vacation and a hybrid working model with flexible hours
• Giving back Take one day each year to volunteer at a charitable organization dedicated to supporting children

About us:

We are a globally leading mobility service provider with a revenue of €4.3 billion and around 9,000 employees worldwide. Our mobility platform ONE combines our products SIXT rent (car rental), SIXT share (car sharing), SIXT ride (taxi, ride, and chauffeur services), and SIXT+ (car subscription), giving our customers access to our fleet of 360,000 vehicles, the services of 4,000 cooperation partners, and around 5 million drivers worldwide. Together with our franchise partners, we are present in more than 100 countries at 2,000 rental stations. At SIXT, top-tier customer experience and outstanding customer service are our highest priorities. We believe in true entrepreneurship and long-term stability and align our corporate strategy with foresight.