Your tasks ISCC – International Sustainability and Carbon Certification is one of the leading certification systems for sustainability, traceability and the reduction of greenhouse gas emissions. If you are passionate about sustainability and would like to join our highly motivated and diverse teams to make a difference, we are looking forward to welcoming you as Working Student for the Marketing & Communications Team at the ISCC head office in Cologne. The objective of this role is to support the effective operation, maintenance, and continuous improvement of WordPress websites, ensuring high quality, consistency, and performance. It also aims to assist in implementing new features, coordinating with stakeholders, and contributing to smooth website-related processes through testing, documentation, and research. You will be responsible for the following activities: Support the maintenance and continuous improvement of WordPress websites, including content updates, plugin management, and basic troubleshooting Assist in implementing new features into responsive WordPress pages Ensure website quality through structured testing (QA), bug reporting, and checks for performance, responsiveness, and basic SEO best practices Maintain content consistency by following templates, guidelines, and established page structures Support ongoing website projects and help coordinate tasks with internal teams and external partners (e.g. agencies, developers) Assist in testing website integrations (e.g. forms, login systems, tracking) Create and maintain clear documentation of website processes, features, and technical setups Additional duties: Conduct basic research on tools, plugins, or UX improvements Support sister companies with minor website updates (if required) Your profile Enrolled student at a German university with an availability of 16-20 hours per week for at least one year (preferably longer), in web development, media informatics, computer science, or a comparable major Excellent language skills in English (at least C1), basic German skills (at least A2) Knowledge and interest in sustainability-related topics and relevant legislation Preferred: prior practical experience with WordPress or frontend development, specifically IT proficiency in HTML and CSS, JavaScript, and an understanding of SEO, web performance, and browser debugging Excellent communication skills, and a high degree of approachability, reliability, and initiative Very good organizational and research skills, as well as attention to detail Why us? We are an international and diverse team of passionate and experienced experts, joining forces for a sustainable future ! We believe that our team is our core asset and we support our people as best we can. To help you build your future and thrive with us, we offer: Development Opportunity Close collaboration with our sister companies Meo Carbon Solutions GmbH, GRAS Global Risk Assessment Services, 4C Services and ClimatePal, giving you even more development opportunities Professional onboardings to help you have an ideal start with us The opportunity to work independently and bring in own ideas Discover your own career path and interests in field of sustainability Great Team Environment Various team events throughout the year (Celebrating Diversity, Summer Student Event, Christmas Party) Opportunity to work in a multicultural environment (56 nationalities) with professionals from different backgrounds Benefits Hybrid set-up (depending on working days pattern) Vacation days based on the working days pattern, special holidays and 3 additional vacation days (Christmas eve, new year’s eve, carnival monday) An attractive and modern office in the centre of Cologne with free fruits and snacks Ready to join our team? Then we would be happy to hear from you soon! Please apply to the link below with a meaningful cover letter, CV and any relevant certificates. We are looking forward to your application and hope to welcome you in our team soon! We are a company with equal opportunities for everyone and encourage applications from all suitably qualified candidates regardless of age, race, gender or any other criteria that is not a professional qualification for an open position. About us ISCC – International Sustainability and Carbon Certification is a globally applicable and leading certification system designed to enhance traceable, sustainable, deforestation-free, and climate-friendly supply chains. ISCC certifications are widely recognised and cover sustainable agricultural biomass, biogenic wastes and residues, non-biological renewable materials and recycled carbon-based materials. The development and implementation of different certification standards is ISCC’s tool to promote its mission to mitigate climate change and bring more traceability into global markets and supply chains. To date, ISCC holds more than 15,800 valid certificates in 130 countries. Our close-knit team of dedicated, supportive, and highly motivated professionals at ISCC come from a variety of backgrounds, which contributes to the diverse and dynamic work environment. We all work together with a shared enthusiasm for sustainability and a common objective. We look forward to having you join our team at the ISCC headquarters in Cologne if you think we are a good fit for you.