Top Software Engineer Jobs in Germany

Develop and improve cloud-native microservices and Kubernetes operators (including open-source work). Build highly available cloud infrastructure, automate end-to-end tests via CI/CD, collaborate with customer teams, enable Day 2 operations, and share knowledge across Reply and client teams.

Design, develop, and operate cloud and on-prem product variants for an AI redaction pipeline. Ensure scalability of compute-intensive workloads, guide cloud architecture decisions, improve cross-team issue visibility, introduce continuous delivery, and steer technical projects through implementation and handover to operations within an agile team.

Contribute to technical evolution of a SaaS platform, design features, collaborate with stakeholders, and support production environments. Focus on scalability and product vision.

Design and maintain a query processing and optimization engine, ensuring performance and support for various data formats and integrating high-performance execution features.

Design and implement backend trading services, own features end-to-end (schema, API, tests, UI integration), contribute to real-time infrastructure and client-facing APIs, and write integration tests against real dependencies.

The Software Engineer role involves developing high-quality web and mobile applications, collaborating with cross-functional teams, and ensuring core engineering practices while maintaining a strong user focus.

Full-stack Developers at QuantCo build user interfaces for machine learning solutions, collaborating with data scientists and engineers to deliver actionable products.

Develop and maintain desktop applications (C#/.NET/WPF), automate engineering workflows, design scalable architectures, optimize performance and UX, extend internal libraries, and produce technical and user documentation.

Design and build distributed backend services for the cloud monetization platform, focusing on correctness, consistency, scalable microservices, distributed transactions, and reliable asynchronous workflows. Influence system architecture, own service implementations, and collaborate across teams to support billing, reservations, payments, and revenue flows.

Build and maintain integrations for North's agentic platform, own the end-to-end integration pipeline, create evals and tests to ensure reliability, tune tool descriptions, and help other engineers add and maintain integrations while using AI responsibly to improve performance and quality.

Build and own end-to-end backend systems for forecasting and agentic LLM research: design, deploy, monitor, debug, and harden features and pipelines (benchmarks, agents, production services). Prototype quickly, work with LLM APIs and coding agents, and collaborate with researchers to improve evaluation and forecasting tools.

As a Fullstack Software Engineer, you will design and implement software solutions using Kotlin and TypeScript with React, focusing on optimizing transport planning at Zalando. Responsibilities include developing features, collaborating with teams, and improving the code base.

Design and build scalable, resilient Java-based features for B2C/B2B2C products; ensure high code quality and test coverage; work in Agile teams; improve codebase, mentor juniors, and contribute to architecture and CI/CD practices.

Develop cross-platform desktop and mobile music applications, plugins, and virtual instruments. Write clean C++ code, integrate cloud/server APIs, use standard tooling (Visual Studio, Xcode, Git, CMake), collaborate in a team, and apply audio/music technology knowledge to deliver projects.

Design, implement, and lead complex flight software systems (flight logic, mission sequencing, vehicle control). Improve architecture, tooling, simulation environments, testing and engineering standards. Mentor engineers, perform root-cause analysis, and develop C++, Python, and MATLAB-based tools and automation for validation and operations.

Develop and maintain a scalable microservices system for financial transaction processing. Migrate two applications, design and program modules and infrastructure, create automated tests, implement automated deployments, analyze problems within a Scrum team, and provide 3rd-level on-call support.

Build and ship full‑stack features for North, an enterprise AI workspace. Develop secure autonomous agents, execution engines, integrations, observability and evaluation systems. Collaborate with researchers to productionize models and deliver performant, low‑resource deployment code while adhering to strict security and privacy constraints.

The Software Engineer will develop backend systems using Rust, manage multimodal data, and improve data infrastructure with a focus on performance and design ownership.

The role involves optimizing hardware support within a software stack for AI model deployment, collaborating with teams and hardware vendors to enhance performance and portability across platforms.

Lead architecture, implementation, and operation of a cloud-native 5G Standalone core. Design and run core network functions, roaming signaling, and service-based interfaces. Build for high availability on AWS/Kubernetes, mentor teams, and troubleshoot production telecommunications systems.

Work as an intern building software and AI application features for production manufacturing systems. Collaborate with senior engineers to troubleshoot, document, and ship solutions, integrate the platform into customer environments, and translate customer requirements into technical implementations while learning production processes, IT infrastructure, and AI product deployment.

Canonical seeks open-source enthusiasts to optimize Ubuntu for new silicon technologies, collaborating with teams and customers to enhance software quality and performance across various platforms.

Design and develop services for automating work with a large server fleet while engaging in DevOps processes.

Design and develop services for monitoring servers, improve metrics pipelines, automate maintenance workflows, and investigate incidents to ensure infrastructure reliability.

Design and develop firmware and software for wireless modules, including integration and testing in embedded systems, and maintain production environments.