> Markdown version of [/jobs/ext/342416-software-developer](https://www.wearedevelopers.com/jobs/ext/342416-software-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Developer - **Company:** SIEMENS, S.A. - **Location:** Valencia, Spain - **Contract:** Permanent contract - **Skills:** Microsoft Windows, CompTIA Security+, Cyber Security, Continuous Integration, Linux, Github, Python (Programming Language), Software Architecture, Web Application Security, Security Software, Software Engineering, Virtualization Technology, Gitlab, Git, Information Technology, Docker, Vulnerability Analysis, Dynamic Application Security Testing - **Published:** June 13, 2026 - **Apply:** https://www.jobleads.com/job/eee1b39feec615b8904e6609e603a4a02 ## About the Role This role requires a university degree in Computer Science or IT Security and over 5 years of related experience, especially in software development with Python3, Git, and Docker. The position offers a hybrid work model and various personal and professional development opportunities., * 5+ years experience in software development in a professional or industrial environment. * Proven experience in requirements engineering and software architecture. * Excellent knowledge of information technologies and operating systems., * Design and develop tools and frameworks for automated security tests. * Enhance existing security testing features and maintain infrastructure. * Cooperate with security experts and conduct projects to roll out new testing capabilities., * University degree in Computer Science, IT Security, or related fields. Relevant cybersecurity certifications are a plus. * 5+ years experience in software development, including Python3, Git, and Docker, in a professional or industrial environment. * Proven experience in requirements engineering, software architecture, quality assurance, or continuous integration (GitLab and/or GitHub) within collaborative development teams. * Professional experience within the field of IT-Security, especially security tools. Experience with DAST or similar dynamic testing approaches is beneficial. * Excellent knowledge of information technologies, operating systems (Linux and Windows), and virtualization technologies used in development and testing environments. * Willingness to build and deepen knowledge of technical and organizational aspects of information security in IT and OT environments. * Proficiency in written and spoken English, combined with good interpersonal skills, a structured working style, and attention to detail. * Ability to learn quickly and adapt to a fast-paced, evolving technical environment. ## Description Siemens is looking for professionals to join their central Security Tools Team. You will design and develop tools to enhance security testing capabilities across Siemens products while collaborating with experts in IT security., Software development with Python3 Git Docker IT-Security knowledge Quality assurance Educación University degree in Computer Science or IT Security Descripción del empleo Challenges that await * You work in the central Security Tools Team for Siemens products, solutions, and OT infrastructure, contributing to security testing capabilities used across Siemens business units. * You design and develop tools and frameworks for automated security tests and build new concepts to automate the use of security tools, e.g. by integrating them into the Siemens-internal testing framework "SiESTA", with a focus on reusability and scalability. * You enhance existing security testing features by migrating to newer technologies and establishing sustainable testing and quality assurance workflows, as well as maintaining security testing infrastructure. * You cooperate with security experts, system testers, and developers from Siemens business units and conduct projects to introduce and roll out new security testing capabilities at scale. * You evaluate security tools regarding their possible use at Siemens in the areas of e.g. vulnerability scanning, robustness tests, protocol / fuzzing tests, and web application security, considering technical, organizational, and integration aspects. * You engage with external partners and continuously update your expert knowledge through specialized trainings and hands-on technical challenges. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) ## Related Articles - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023)