frontend developer English-speaking jobs in Lahti

Principal Engineer, Hardware & Electronics for Power Tools R&D. Define hardware architectures and technology roadmaps for next-gen power tools, leading concept development for battery-powered products. Requires 8+ years in electronics/embedded systems for electromechanical products.

Experienced Cost Controller needed for a major Metals & Minerals mega-project. Responsibilities include budget tracking, forecasting, and change control across the engineering phase. Requires proven experience on large capital projects.

Drive strategic relationships with large Telco customers to ensure successful adoption and expansion of Databricks solutions. Develop account plans, build executive relationships, and drive revenue growth.

Experienced Mobile Developer needed with 5+ years in iOS/Android development and 5 completed projects. Must have experience with digital identity, mobile wallets, or device security features like NFC/biometrics. Fluent Finnish is mandatory.

Own end-to-end delivery of AI-optimized data center capacity, from forecast to go-live. Manage complex build programs, including MEP, liquid cooling, and high-density racks, while driving cross-functional execution.

Lead PR and internal communications in Finland, strengthening Specsavers' reputation. Develop strategies, manage media relations, and advise leadership on communications and stakeholder matters. Requires native Finnish and strong business English.

Lead the Wasaline business to drive short-term profitability and long-term strategic growth. This role involves overall business responsibility, developing plans, and leading the management team to optimize performance.

Staff Engineer, Integrations, will design the integration brain and build internal tools to resolve complex integration issues across multiple systems. Requires deep experience with TypeScript, Node, and SQL/Mongo.

Jyväskylä Sinfonia seeks a Principal Horn player. The role involves playing in the large orchestra and regular audience outreach in smaller ensembles. Auditions are scheduled for February 1, 2027.

Junior SoC Verification Engineer to develop ultra-low power chips. Responsibilities include subsystem verification, test infrastructure, and functional verification using Verilog, SystemVerilog, and UVM.

Research Intern in Cyber-Physical Systems at Ericsson Research. Develop novel concepts and algorithms at the intersection of mobile networks, web, and agentic AI. Requires high programming proficiency and strong analytical skills.

Doctoral Researcher in Anthropology for the MITIME network. Conduct interdisciplinary research on migration, temporality, and urban life in post-industrial Europe, focusing on Finland and/or Germany.

Lead large IT transition and transformation projects for business customers. Manage teams, schedule, risks, scope, and finances for multi-service deliveries. Requires 5+ years leading large IT projects.

B1 Aircraft Technician ensures aircraft safety and airworthiness in Line Maintenance. Responsibilities include performing maintenance per regulations, thorough inspection, and documenting all activities.

Experienced AI-native React Native Engineer needed for freelance client projects in cybersecurity and retail. Requires 7+ years of experience, strong RN skills, and familiarity with iOS/Android, Node.js, and greenfield development.

Lead global strategy and P&L for Field & Expert Services. Drive growth, set offering priorities, and oversee global field services, focusing on safety and quality. Requires P&L leadership and experience in industrial services.

Own and manage renewals for enterprise customers in the DACH region, driving retention and performance. Requires 5+ years in B2B software sales/CS, technical background, and native German/fluent English.

Manage centre performance and deliver sales targets as Customer Service and Sales Manager. Responsibilities include managing site operations, generating sales, and ensuring world-class customer service. Experience leading a customer-focused team is ideal.

Electrical Commissioning Lead for Datacentre projects. Responsibilities include developing QA/QC documents, scheduling inspections, and overseeing electrical infrastructure testing. Requires 5+ years in Datacentre Commissioning.

Lead design, preconstruction, and construction for data center projects. Manage budgets, schedules, and stakeholder communication across multiple campus developments. Requires 5+ years in commercial construction management.