Backend Developer Jobs in Thuringia, Germany

Backend team at BJAK builds the core systems behind the AI Neobank app, enabling scalable financial products across markets. The role designs and implements reliable APIs, workflows, and infrastructure for onboarding, payments, cards, transfers, KYC, and risk, collaborating with product, frontend, mobile, and AI teams.

Custom Software Solutions team at Sopra Steria develops tailored Java backend applications for diverse clients. The role designs, analyzes, and optimizes Spring Boot REST services while consulting customers on technical solutions.

Backend Engineering team builds AI-driven backend systems for enterprise applications. The Backend Engineer, Extensions designs, develops, and maintains high‑performance distributed workflows, collaborates with data scientists to turn predictive models into scalable services, and ensures reliability and observability in production.

Backend Engineer at Jobgether, building a high‑scale, real‑time digital platform serving millions of active users. Designs and implements robust backend microservices, collaborates with product and engineering to deliver features, and ensures 24/7 system stability and performance.

Backend Developer on the Data-Centric Services team at CounselGroupFrankfurt. Builds and optimizes C# / .NET services that power data pipelines and AWS‑hosted ETL workflows.

Backend Developer Java – responsible for designing, developing, and optimizing Java-based backend services using Spring Boot and REST. Leads code quality, CI/CD pipelines, and collaborates closely with clients.

Technology Team at Teneo Education builds AI-enabled products for students, teachers and education partners. The Backend Engineer II designs and maintains secure, scalable services, APIs, integrations and data flows that power multi-tenant education platforms.

Backend Developer at Baanx will design, build, and maintain high‑performance services for digital asset platforms. The role focuses on Node.js microservices, PostgreSQL data stores, and integration with crypto custodians, exchanges, and other third‑party APIs.

YOUKI Backend Team builds an international platform at the intersection of cleantech, blockchain and fintech to help achieve climate targets. The Backend Developer designs and implements containerized microservice applications using JavaScript/Nest and Java/Spring, mentors junior developers, and may lead solution architecture with blockchain components.

Backend Engineering at Nagarro builds scalable, high‑performance services that power digital products for global clients. The Senior Backend Engineer designs and implements Python‑based APIs with FastAPI, creates containerized microservices on Docker/Kubernetes, and ensures reliability through testing, monitoring, and security best practices.

AI Backend Engineering team builds MCP-based services and AI‑powered backend systems that enable internal workflows. The role designs, implements and maintains scalable TypeScript/Node.js services, serverless edge solutions on Cloudflare, and LLM integrations with strong observability.

Backend Engineering Team at Emma Sleep builds the backbone of our global e‑commerce and SleepTech platform. The role designs, implements, and maintains high‑performance Go services, REST APIs, and event‑driven workflows on AWS, ensuring scalability and reliability for millions of users.

Dedalus HealthCare invites a Senior Backend Developer DevOps to join a purpose‑driven team focused on improving healthcare reliability. The role is based in Trier or fully remote within Germany and involves developing and maintaining DevOps components for heterogeneous solutions, enhancing CI/CD pipelines, and ensuring scalability of organizational processes.

Submission Processing team building AI-powered workflows that transform complex industry decisions. Staff Backend Engineer leads architecture, designs scalable backend systems, and develops LLM-based pipelines for large-scale unstructured data processing.

Security & IT – IT team delivers advanced software solutions for global enterprise clients. As a Lead Backend Engineer you will design, build, and scale modern backend systems, integrate AI/ML capabilities, and guide engineering practices across distributed teams.

Financial Crime Compliance (FCC) domain at Qonto builds AI-powered compliance tooling to accelerate financial crime decisions. The Senior Backend Engineer designs and ships production-grade services that integrate AI models like Claude and OpenAI into compliance workflows, handling prompting, output parsing, and model behavior in a regulated context.

Grafana Alerting squad builds the core alerting platform for Grafana Cloud and on‑premise deployments, enabling users to manage and scale alerts across diverse environments. The Staff Backend Engineer will design, build, and operate distributed systems for alert ingestion, evaluation, and delivery, mentor teammates, and contribute to open‑source initiatives.

Security & IT – IT team builds high‑performance digital products. Senior Backend Developer designs, develops and optimizes scalable PHP and Golang microservices, conducts code reviews, and troubleshoots production issues in a fully remote setting.

Lending team at SAP Fioneer builds innovative cloud-native financial services platforms. As a Senior Backend Engineer you design, develop and operate scalable microservices using Java, Kotlin and Spring Boot, and improve CI/CD pipelines and infrastructure-as-code practices.

SAP Fioneer builds innovative financial services platforms and seeks a Senior Backend Engineer to design, build, and operate cloud‑native microservices that power modern banking solutions. The role involves end‑to‑end ownership of backend features using Java, Kotlin, and Spring Boot, enhancing CI/CD pipelines, and mentoring engineers.