javascript English-speaking jobs in Hanover

Experienced Senior Planner needed for a 12-month contract on a major hyperscale data centre project in Frankfurt, Germany. Develop, manage, and monitor project programmes, coordinate planning activities, and ensure programme alignment with project milestones.

Head of Global Marketing (f/m/d) - Sterile Technology will lead marketing and product management for the Sterile Technology product segment. Responsibilities include developing strategic and operational goals, managing implementation, designing product portfolio expansion, creating marketing campaigns, and leading new product launches.

Experienced HR Business Partner / Personalreferent (m/w/d) to support business units and drive people-related initiatives. Provide strategic guidance and operational support to senior leaders, manage local HR support, and lead talent development and change management efforts.

Legal Counsel (Contractual) for 3-6 months with potential for full-time. Draft, review, and negotiate commercial contracts, including MSAs, SOWs, NDAs, and vendor contracts. Lead negotiations, advise on legal risks, and manage contract lifecycle. Support German and EU regulatory compliance, including GDPR. Collaborate with global legal team on cross-jurisdictional matters.

Program Manager Education will plan and execute educational programs, manage participant communication, and support budget administration. Responsibilities include coordinating logistics, maintaining program documentation, and collaborating with external partners.

Senior Formal Verification Engineer responsible for complex IP verification, including strategy, quality, and stakeholder alignment. Requires deep SVA, modeling, and debugging expertise. Proven ability to define verification strategies and lead projects.

Senior Legal Counsel to advise on regulatory and commercial matters in an international investment environment. Experience with regulated investment, financial, or cross-border service activities is advantageous.

Goodgame Studios seeks a Senior Unity Developer to optimize performance for a new mobile F2P title. Responsibilities include improving build time, memory usage, and runtime performance. The ideal candidate has shipped at least one live mobile game with a significant user base and demonstrable experience with Unity profiling tools and platform-native tools.

Application Engineer (f/m/d) designs and plans water hydraulic support systems and piping for process plants in the food, dairy, beverage, brewery, and pharmaceutical industries.

We are seeking a (Junior) Process Manager to gather business requirements, analyze impacts, design and document processes, and manage their implementation and performance. The ideal candidate will have a Bachelor's degree, several years of experience as a Business Analyst or similar role, strong analytical skills, and proficiency in process management methodologies and tools. Excellent communication skills in English are required, German is a plus.

Designs, implements, and maintains an AI inference platform based on open-source components, including a web interface and API. Provides support to university partners on data quality, preparation, and workflow design. Develops tenant separation concepts and integrates with federated single sign-on systems. Implements resource management mechanisms for fair allocation and cost attribution.

Develops and improves SEM-based applications for display manufacturing and semiconductor packaging. Manages and executes projects, provides technical support, and collaborates with global teams. Requires a technical degree and 4+ years of experience in the semiconductor industry.

Technical Project Lead for automotive software project. Plan, coordinate, and track software test & validation activities. Analyze fleet vehicle data, Ethernet traces, and ECU-based systems. Drive defect analysis, root cause investigations, and corrective actions. Lead small technical teams and coordinate stakeholders.

As a Junior Solutions Manager, you will support the sales organization by ensuring technical correctness of workflows and leveraging expertise in hardware, back-end systems, and SaaS to win business. You will qualify customer needs, create technical content for tenders, and deliver product demonstrations.

Lead the delivery of a solar agri-PV energy project from pre-construction through construction and handover to operations. Manage project scope, budget, timeline, and quality standards while ensuring compliance with German and EU HSE regulations. Coordinate with stakeholders, including local authorities, landowners, and contractors.

Lightspeed is seeking a Product Designer II to join the POS (Point of Sale) squad in Berlin. The ideal candidate has a proven track record of designing thoughtful native mobile experiences (especially iOS) and a genuine curiosity about how restaurants and hospitality venues operate. You will design flows that work under pressure, on real hardware, in real venues.

Experienced SAP SuccessFactors expert sought for a hands-on role optimizing and developing the global SuccessFactors Suite.

Leads full-cycle recruitment for corporate, retail, and operational roles in Germany. Partners with hiring managers to define needs and create recruitment strategies. Collaborates on Europe-wide talent projects and provides recruitment insights to senior leaders.

Lead and develop the Commercial Operations team, managing operational aspects of commercial transactions, including PPAs, derivatives, and GoOs. Design and implement processes, systems, and governance structures for efficient PPA management. Oversee contract compliance, manage claims, and ensure regulatory reporting obligations are met.

Support the transition to IFS ERP as the primary representative for Germany, France, Denmark, and the Netherlands. Analyze and resolve ERP problems, conduct training and consultations, and interface with internal stakeholders.