frontend developer English-speaking jobs in Karlsruhe

Manage the full invoice process, including verification, booking, matching, and ensuring timely payments. Generate and analyze aging reports, contribute to month-end closing, and reconcile vendor and bank statements. Support intercompany invoicing and take responsibility for Fixed Assets and Leasing under IFRS and HGB.

Leads and manages the global engineering organization for Polymer Processing Systems, responsible for new product development, sustaining engineering, and application engineering. Manages budgets, teams, and projects to ensure successful product development and commercialization.

The Head of Tax leads and develops the global tax function for a multinational group, ensuring compliance across 30+ jurisdictions. This role oversees international tax matters, transfer pricing, tax reporting, and risk management while shaping a future-ready tax organization.

The Leibniz Supercomputing Centre seeks a Legal Counsel / ELSA Officer to support research and information management projects, particularly the BMFTR-funded "SOURCE" project focused on disinformation detection. The role involves project management, ELSA coordination, and collaboration with national and European partners. The position also provides support to the LRZ Legal Office in data protection and public procurement law.

This internship provides a behind-the-scenes look at the technology powering global hotel sales. You will learn about rate loading, hotel visibility across sales channels, and how different systems work together. Tasks include supporting new hotel onboarding, rate maintenance, and troubleshooting distribution issues. Strong communication, analytical, and administrative skills are required.

Lead projects to develop and deploy astronomical instrumentation systems, including sub-systems. Manage project budgets, schedules, and resources. Collaborate with project scientists, engineers, and external partners.

Development Engineer (m/f/x) needed for MMIC and RFIC characterization in the micro- and millimeter wave range (>100 GHz). Responsibilities include on-wafer measurements, RF station setup and operation, S-parameter, power, and linearity measurements, and data analysis. Requires a degree in electrical engineering, RF technology, microelectronics, or physics and several years of experience in MMIC/RFIC characterization.

Sales Engineer to drive business development in the Maghreb and MENA regions. Responsibilities include proposal preparation, opportunity identification, contract negotiation, and project presentation. Requires a bachelor's or master's degree in Mechanical or Electrical Engineering, proficiency in English, and experience in industrial capital goods sales.

Define and implement R&D project management strategy, standards, and methodologies. Steer and support the R&D project portfolio, ensuring prioritization and transparent reporting. Lead portfolio and capacity planning, ensuring critical initiatives are appropriately staffed and resourced. Ensure rigorous planning and execution for all R&D projects, monitor KPIs, and address deviations. Promote best practices in risk management, requirements management, and design transfer. Lead, develop, and coach Project and Program Managers. Design and implement training, tools, and standardized documentation. Drive continuous improvement of project management processes, tools, and KPIs.

Develop and operate trading activities supporting asset management, vault, and risk businesses. Focus on market-neutral and delta-neutral strategies across centralized venues and on-chain infrastructure. Define standards for trading capital deployment, risk management, and integration with underwriting, product design, and engineering.

Senior Sales Executive will manage a portfolio of DAX-listed companies and large German enterprises, driving account growth and expansion. Responsibilities include leading complex sales cycles for e-invoicing, P2P, O2C, AP Automation, and finance digital transformation solutions. The role requires 5+ years of enterprise software sales experience, a strong network within the German large enterprise ecosystem, and expertise in relevant finance technologies.

Senior/Staff Web Analyst to design and implement tracking strategies, architect automated data pipelines, and ensure data integrity across web and app platforms.

Leads a team of sales professionals, overseeing all aspects of the industrial sales strategy and new business development efforts in Europe. Responsible for driving profitable growth, expanding market share, and building a high-performance sales culture.

AI Software Engineer (m/f/d) needed to design, build, and maintain scalable backend and frontend components within a serverless AWS architecture. Apply AI-driven development approaches using Claude AI to accelerate coding, refactoring, testing, and documentation. Collaborate with product, engineering, and architecture teams. Experience with AWS infrastructure, cloud-native systems, and multiple programming languages is required.

Transversal Manufacturing Engineer (m/f/d) for Airbus Defence and Space in Manching. Reports to a Steering Committee, manages the replacement and industrialization of products impacted by banned substances, and coordinates project activities. Requires a completed degree in Aerospace, Mechanical Engineering, or a comparable field, project management, production, and manufacturing engineering experience, and knowledge of various software programs. Fluent German and English skills are essential.

Drive the continuous improvement of M365 and SharePoint environments with a focus on cloud governance, archiving, storage & retention, labeling, and data quality. Design, implement, and maintain concepts for archiving, retention, data classification, information protection, and permission management.

Lead and develop a Digital Engineering team, own the roadmap, and drive adoption of digital capabilities across the organization.

Loads and unloads UPS packages, utilizing machinery as needed. Performs package handling, shipping, receiving, scanning, sorting, and stocking. Must be able to lift up to 70 lbs.

Provides technical support in a biopharmaceutical laboratory, performing analyses, assisting with method validations, and training new team members. Requires experience in a biopharmaceutical laboratory and proficiency in analytical methods and MS Office.

As a Martech Specialist Mobile Apps, you will troubleshoot Mobile Measurement Partners (MMPs) and ensure seamless connections with advertising networks for accurate tracking and attribution. You will manage client data feeds, create data visualizations, and collaborate with developers to implement marketing tools and integrations.