Senior Software Engineer (m/f/d)

AutoScout24, Munich (Germany) +1

The role

We're hiring a Senior Software Engineer to join our Search Funnel team at AutoScout24 – the team behind the core buyer journey. This role is about real ownership: you’ll work on high-traffic systems, shape key parts of our user experience, and contribute to critical business outcomes. This role is a full stack engineer who is excited about GenAI’s boosting their own engineering performance and productivity and now wants an opportunity to influence a large, ambitious organization

The engineering world is moving very fast. We are all learning every day. Your core traits should be curiosity and a strong drive to learn and grow. We do not expect you to know everything. We expect you to help accelerate our curiosity and learning culture, and to become AI-first together with us.

What you will do

Be part of a team of strong fullstack engineers, guiding feature development using React, TypeScript, Node.js, Java, Next.
Drive strategic technical decisions, ensure optimal code design standards, and promote long-term system health with the team.
Architect and maintain a modular monolith that’s clean, scalable, and built to last.
Apply an AI-first mindset to every phase of you-build-it-you-run-it: from design and coding to testing, deployment and operations.
Work hands-on in real product codebases (for example TypeScript/Node/Next.js or Java/Spring), using GenAI tools to accelerate development, improve quality and simplify existing systems.
Optimise frontend performance with a strong focus on Core Web Vitals and user experience.
Design backend services, in the cloud, that are efficient, observable, and production-ready.
Drive A/B experimentation, performance measurement, and data-informed decisions.
Mentor engineers across the team and foster a high-performance engineering culture.

What you need

Engineering experience of 10+ years
Experience of leading team(s) of 5+ people in the last several years
Deep expertise in JavaScript/TypeScript, React, and Node.js.
Experience driving and applying good code design principles
Experience building and running high-traffic applications in a product-focused environment.
Demonstrated personal excellence in using GenAI coding tools (preferably Codex) to significantly improve your own development speed and quality.
Experience integrating LLM APIs (such as OpenAI, Anthropic, Azure OpenAI, Vertex AI or similar) into production applications.
Strong understanding of frontend performance, SEO, and Core Web Vitals.
Comfortable working with experimentation, feature flags, and data-driven iteration.
Clear communicator and natural mentor, capable of guiding technical decisions and team growth.

Nice to have

Solid backend knowledge in Java and distributed systems (Scala is a plus).
Experience in marketplace platforms or high-visibility consumer-facing products.
Familiarity with frontend architecture at scale: routing, state, and modular UI design.
Contributions to frontend or backend tooling, testing strategies, or performance profiling.

A culture of growth

With over 50 nationalities represented, we’re proud to welcome people of all backgrounds to our growing community, and we’re always finding new ways to help people feel welcomed and included. Here, you’ll have the tools, training and support you need to work in a way that suits you, learn new skills and reach your potential.

For a career where you can drive our business and shape your future, apply now.

About AutoScout24

A career driven by you. Join AutoScout24 Group and experience life in the fast lane. We’re not just leading the market; we’re creating it. We’re constantly innovating, evolving and transforming things for our customers. We’re driven, ambitious and determined to do our best work, together. For a career that doesn’t stand still, where you can put your ideas in the driving seat and change the way the world moves, join our international community.

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