Join us! We are looking for a Senior Backend Developer Java (m/f/d) to join our team. At IntegrityNext, we are committed to making supply chains more sustainable and socially responsible. Our backend services are built with Java (Spring Boot, Hibernate) and PostgreSQL, running in Docker containers on AWS (ECS, RDS, CloudWatch, Elasticsearch). We operate under the principle “you build it, you run it”, owning services end to end: from design and implementation to production operation. We manage our code in GitHub and use GitHub Actions for CI/CD. What can you expect? <ul><li>Design, build, and evolve backend services: Own backend components of a distributed system: develop new microservices, extend existing ones, and continuously improve reliability, performance, and maintainability</li><li>Translate problem statements into robust solutions: Work with product and domain experts to clarify requirements, define technical approaches, and deliver solutions that address real customer and business needs</li><li>Shape and improve system architecture: Contribute to architectural decisions across services, databases, and deployment pipelines, balancing long-term sustainability with short-term delivery needs</li><li>Own services in production: Take responsibility for operating your services in production, including monitoring, troubleshooting, and iterative improvement</li><li>Explore and apply modern development practices: Actively experiment with and help shape spec-driven development and AI-assisted / agentic workflows, critically evaluating their impact on code quality, delivery speed, and team effectiveness</li></ul> What should you bring along? <ul><li>Strong backend engineering experience: Several years of professional experience building and operating backend systems in production environments</li><li>Solid Java ecosystem expertise: Hands-on experience with Java 17+, Spring Boot, Hibernate, and containerized applications. Experience with Python (FastAPI, Pydantic) is a plus</li><li>Clean, maintainable engineering practices: You write readable, well-tested, and maintainable code and can explain why you made certain design decisions</li><li>Relational database proficiency: Strong working knowledge of PostgreSQL or similar relational databases, including schema design and performance consideration</li><li>Microservices and distributed systems experience: Practical experience designing, building, and operating microservices, with an understanding of trade-offs in distributed architectures</li><li>Cloud-native mindset: Experience with AWS is preferred (ECS, RDS, Lambda), and you are comfortable operating services in cloud environments</li><li>Adaptability in ambiguous environments: A proven track record of adopting new tools and paradigms. You are comfortable working in areas of uncertainty and helping define best practices as technologies (including agentic AI) evolve</li><li>Collaborative and pragmatic communication: You communicate clearly, challenge assumptions constructively, and value fast feedback over perfection</li><li>Fluent English: You can work effectively in an English-speaking environment</li></ul> What do we offer? <ul style="border:0px solid;color:rgb(32,32,32);font-size:14px;font-style:normal;font-weight:400;font-family:Inter , '-apple-system' , 'system-ui' , 'Segoe UI' , Roboto , 'Helvetica Neue' , 'Open Sans' , 'system-ui' , '-apple-system' , 'Segoe UI' , Roboto , Ubuntu , Cantarell , 'Noto Sans' , sans-serif , 'Apple Color Emoji' , 'Segoe UI Emoji';background-color:rgb(255,255,255);"><li style="border:0px solid;margin:0px;font-family:Arial , Helvetica , sans-serif;">Exciting and Meaningful Tasks: A role that’s not only enjoyable but also truly impactful – combined with excellent earning potential</li><li style="border:0px solid;margin:0px;font-family:Arial , Helvetica , sans-serif;">Agile Work Environment: Work in an international setting with strong growth, offering long-term development opportunities and room to unlock your potential</li><li style="border:0px solid;margin:0px;font-family:Arial , Helvetica , sans-serif;">Great Team: A professional and welcoming team that’s excited to have you on board</li><li style="border:0px solid;margin:0px;font-family:Arial , Helvetica , sans-serif;">Attractive Benefits: 30 days of vacation and an EGYM Wellpass membership to support your work-life balance</li><li style="border:0px solid;margin:0px;font-family:Arial , Helvetica , sans-serif;">Flat Hierarchies: Successfully implement your own ideas and actively contribute to shaping the future</li><li style="border:0px solid;margin:0px;font-family:Arial , Helvetica , sans-serif;">Modern Workplace: Inspiring office spaces in the heart of Munich, with the flexibility to work remotely from home or anywhere in Germany</li></ul>

IntegrityNext is an interdisciplinary team of sustainability experts, procurement professionals and software developers. We use state-of-the-art technology and our years of experience in procurement to make the world more sustainable. IntegrityNext promotes sustainability where the leverage is greatest: In the corporate supply chain. IntegrityNext has therefore set out to make corporate supply chains more environmentally and socially just. Today, around 1 million companies in over 200 countries already belong to the IntegrityNext network, including customers such as Siemens Gamesa, Generali, Henkel, OSRAM, RWE, ThyssenKrupp, HILTI and Grohe.

Senior Backend Developer (Java) (m/f/d)

Join us! We are looking for a&nbsp;Senior Backend Developer Java (m/f/d)&nbsp;to join our team. At IntegrityNext, we are committed to making supply chains more sustainable and socially responsible. Our backend services are built with Java (Spring Boot, Hibernate) and PostgreSQL, running in Docker containers on AWS (ECS, RDS, CloudWatch, Elasticsearch). We operate under the principle “you build it, you run it”, owning services end to end: from design and implementation to production operation. We manage our code in GitHub and use GitHub Actions for CI/CD. What can you expect? <ul><li>Design, build, and evolve backend services:&nbsp;Own backend components of a distributed system: develop new microservices, extend existing ones, and continuously improve reliability, performance, and maintainability</li><li>Translate problem statements into robust solutions:&nbsp;Work with product and domain experts to clarify requirements, define technical approaches, and deliver solutions that address real customer and business needs</li><li>Shape and improve system architecture: Contribute to architectural decisions across services, databases, and deployment pipelines, balancing long-term sustainability with short-term delivery needs</li><li>Own services in production:&nbsp;Take responsibility for operating your services in production, including monitoring, troubleshooting, and iterative improvement</li><li>Explore and apply modern development practices:&nbsp;Actively experiment with and help shape spec-driven development and AI-assisted / agentic workflows, critically evaluating their impact on code quality, delivery speed, and team effectiveness</li></ul> What should you bring along? <ul><li>Strong backend engineering experience: Several years of professional experience building and operating backend systems in production environments</li><li>Solid Java ecosystem expertise:&nbsp;Hands-on experience with Java 17+, Spring Boot, Hibernate, and containerized applications. Experience with Python (FastAPI, Pydantic) is a plus</li><li>Clean, maintainable engineering practices:&nbsp;You write readable, well-tested, and maintainable code and can explain why you made certain design decisions</li><li>Relational database proficiency:&nbsp;Strong working knowledge of PostgreSQL or similar relational databases, including schema design and performance consideration</li><li>Microservices and distributed systems experience:&nbsp;Practical experience designing, building, and operating microservices, with an understanding of trade-offs in distributed architectures</li><li>Cloud-native mindset: Experience with AWS is preferred (ECS, RDS, Lambda), and you are comfortable operating services in cloud environments</li><li>Adaptability in ambiguous environments: A proven track record of adopting new tools and paradigms. You are comfortable working in areas of uncertainty and helping define best practices as technologies (including agentic AI) evolve</li><li>Collaborative and pragmatic communication:&nbsp;You communicate clearly, challenge assumptions constructively, and value fast feedback over perfection</li><li>Fluent English:&nbsp;You can work effectively in an English-speaking environment</li></ul> What do we offer? <ul><li>Exciting and Meaningful Tasks: A role that’s not only enjoyable but also truly impactful – combined with excellent earning potential</li><li>Agile Work Environment: Work in an international setting with strong growth, offering long-term development opportunities and room to unlock your potential</li><li>Great Team: A professional and welcoming team that’s excited to have you on board</li><li>Attractive Benefits: 30 days of vacation and an EGYM Wellpass membership to support your work-life balance</li><li>Flat Hierarchies: Successfully implement your own ideas and actively contribute to shaping the future</li><li>Modern Workplace: Inspiring office spaces in the heart of Munich, with the flexibility to work remotely from home or anywhere in Germany</li></ul>

Senior Backend Developer (Java) (m/f/d)

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Integrity Next

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