frontend developer English-speaking jobs in Hämeenlinna

Lead a senior development team building AI-driven SaaS solutions for smart buildings. Combine hands-on development with technical and people leadership, shaping product architecture and driving AI/ML solutions to production. Experience in developing AI/ML solutions, especially in production environments, is required.

Leads the vision, strategy, and execution of Vaisala's Digital Platform, enabling new revenue models and improving customer experience. Owns the platform strategy and roadmap, leads the platform portfolio and architecture, and drives execution of key platform initiatives. Builds and leads a high-performing organization and manages governance, investments, and strategic partners. Requires a strong track record in digital platforms, SaaS business models, and data-driven architecture. Experience driving platform-led digital transformation in a B2B context is essential. Solid experience leading digital product, platform, or technology organizations in an international environment is also required.

Sales Specialist will lead large sales opportunities and Capture Teams, building and maintaining relationships with customers in the Nordics. Responsible for implementing global strategy and ensuring business development and sales growth. Requires excellent communication skills, a degree in a relevant field, and experience in key customer segments.

Arcada seeks a Circular Materials Project Lead to manage and implement two projects focused on circular economy and biobased materials. The role involves leading project activities, coordinating stakeholders, and developing innovation pilots.

Product Manager for Backend E-commerce will drive the roadmap and delivery of backend services for a headless, composable e-commerce platform across six Nordic markets. Responsibilities include owning integrations with ERP, logistics, and external services, translating business needs into technical solutions, and ensuring platform performance and scalability. Requires senior experience in e-commerce, platform, or digital product roles with a strong understanding of backend systems, APIs, and system integrations. Fluency in English and Finnish is required.

Threat Hunter will investigate security events, manage incidents, research attack techniques, and liaise with clients. The role requires experience responding to attacks, knowledge of offensive and defensive security, and the ability to analyze malware and network traffic.

Preschool teacher needed for permanent position at Aurinkokiven päiväkoti starting August 3, 2026. Develop and implement learning activities, collaborate with staff, and support a safe and inclusive environment. Must have Finnish language proficiency and a preschool teacher qualification.

Winthrop Technologies seeks a QA Administrator to provide administrative support to the Quality Department. Responsibilities include maintaining quality records, document control, coordinating action plans, assisting with training, and providing support to project teams.

Owns end-to-end delivery flow and forward planning, ensuring projects are delivered profitably. Manages project budget, backlog, and dependencies. Leads and supports cross-functional teams, facilitating agile ceremonies and aligning stakeholders. Improves team processes and ensures quality deliverables.

Hanken School of Economics seeks a postdoctoral researcher in economics. The position is for two years, starting August 1, 2026, and involves research, teaching (6-10 ECTS courses per year), and active participation in the academic community. Applicants must have a doctoral degree in economics or a related field and demonstrate research, teaching, and communication skills.

IT Specialist to support Research & Development needs at UPM Research Center in Lappeenranta, Finland. Will participate in IT development activities, administer LabVantage LIMS, and support laboratory IT operations. Requires a Bachelor's degree in IT, Engineering, or related field and at least 3 years of relevant IT experience. Fluency in Finnish and English is required.

Strategic Account Manager to develop and execute sales strategies for wireless test solutions (5G/6G RAN, AI-RAN, Digital twin simulation). Requires 3-5 years of experience in selling test and measurement products, managing strategic accounts, and a Bachelor's/Master's in Electronics and Communication Engineering.

Senior Cost Manager to lead cost management services on major data center and mission-critical construction projects. Requires 8+ years of experience in cost management or quantity surveying within construction or engineering, with a strong background in data center projects.

Lead Demos Helsinki's legal function in its evolution from compliance to a strategic driver of societal change. Manage organizational compliance while acting as a legal strategist to enable systemic shifts. This new role requires proficiency in Finnish and English, a Master of Laws degree, and experience in strategic leadership and supervisory duties.

Junior Hardware Test Engineer will execute environmental and reliability tests, analyze mechanical observations, and troubleshoot hardware issues. Requires a relevant engineering degree, technical experience, and fluency in English.

Leads platform-based innovation, assesses new technologies, conducts feasibility studies, and develops scalable solutions for industry challenges.

Junior Hardware Test Engineer to execute environmental and reliability tests on industrial instruments. Analyze mechanical performance and troubleshoot hardware issues.

Design, build, and maintain data infrastructure for NestAI's physical AI systems. Collaborate with AI researchers, software engineers, and product teams to ensure data accessibility for machine learning and analytics. Develop scalable data pipelines and storage architectures.

Gigantti seeks a Social Media Specialist to create engaging content, manage campaigns, and drive sales across platforms like Instagram, LinkedIn, and TikTok.

Senior Data Engineer to design, build, and maintain data solutions for high-risk customer recovery and loss data. Requires expertise in data engineering, warehousing, and SQL, Python, and modern data platforms.