frontend developer English-speaking jobs in Lahti

Experienced backend developer needed to design and build the core systems for a European cloud computing platform. Responsibilities include data modeling, API development, and integrations with infrastructure telemetry, provisioning, and billing systems. Requires 5+ years of backend engineering experience, proficiency with TypeScript and Go, and strong SQL skills.

Lead Civil Engineer for a Data Centre project in Helsinki region. Responsibilities include leading all Civil work packages, ensuring safety and quality, coordinating scheduling and cost monitoring, supervising site activities, and representing the civils discipline in project meetings. Requires a Bachelor's degree in Civil Engineering and minimum 7 years of experience in the CSA/construction industry.

As a Martech Developer, you will implement martech platforms, integrate data across systems, advise clients on data technology, and customize martech platforms. You will build campaign pages, operate marketing automation software, and analyze digital marketing results.

Senior Sales Executive to drive growth in custom software business. Identify and develop customer relationships, shape tailored solutions, and lead the sales process. Requires experience in consultative selling, software sales, and understanding of software development. Fluent in Finnish and English.

Senior Android Developer will design, develop, and maintain native Android components of the FSSDK using Kotlin and Java. Collaborate with iOS, backend, quality, and product teams to ensure technical consistency and integration quality. Champion best practices across teams and write unit and integration tests. Support the team in maintaining service-level excellence for Tier 1 partners.

Leads global business control organization, including FP&A, sales controlling, and operations controlling. Serves as deputy to the Segment VP Finance and collaborates with Sales, Commercial Excellence, Operations, Strategy, and M&A. Drives improvements in structures, processes, and ways of working. Oversees CAPEX process and manages finance development projects. Requires 15+ years of finance experience, ideally in manufacturing and global organizations.

Field Service Engineer needed for data center project in Lahti, Finland. Responsibilities include operational maintenance, on-site incident response, client communication, and documentation. Requires background in automation, HVAC, or related field with 1-3 years experience. Fluency in English and basic Mandarin Chinese is an advantage.

Doctoral Researcher position in Machine Learning, Statistics, and Data-Centric Engineering. The successful candidate will advance a research project on Bayesian inference and machine learning methods. A Master's degree in a relevant field with experience in probabilistic machine learning, neural networks, and data modeling is required.

We are seeking experienced metal industry professionals for various roles across Finland, including welder, press brake operator, machinist, painter, flame cutter, and assembler.

Design product experiences for hotels and venues globally, from concept to launch. Improve workflows, build prototypes using AI tools, and create design systems. Collaborate with Product, Engineering, Marketing, and Leadership.

Data Engineer to design, build, and maintain Recovery and Loss data solutions. Responsibilities include collaborating with stakeholders, designing data models, building data pipelines, and ensuring technical excellence. Requires strong SQL, Python, and data warehousing experience.

IT Consultant for Enterprise Solutions chapter. Provides sound advice on IT issues, focusing on SAP S/4HANA migration. Develops ERP and application architecture strategies, concepts, and roadmaps.

Experienced sales professional will manage a quota of approximately $1M in contract value across 5-10 large enterprise accounts. Responsibilities include building relationships with C-level executives, driving account retention and growth, and prospecting for new business.

Account Executive to drive adoption and growth of Banking-as-a-Service (BaaS) solutions for startups, SMBs, and digital-native businesses. Lead complex sales cycles, build relationships with executive stakeholders, and collaborate with cross-functional teams. Requires 10+ years of customer-facing experience in technology, fintech, or payments with a proven track record in consultative sales.

Experienced Clinical Project Manager needed for permanent position with Aurealis Therapeutics. Plan, execute, and oversee clinical trials, ensuring GCP and regulatory compliance. Collaborate with CROs, internal teams, and stakeholders.

Shape the future of master data management at Veikkaus. Define, implement, and continuously develop master data governance practices across the organization. Ensure business-critical master data is consistently governed, maintained, and synced between systems. Act as a domain expert, guiding business and technical stakeholders on master data topics.

Shape the future of on-premises quantum computing products. As a Senior Product Manager for IQM Radiance and IQM Spark, you will define product strategy, roadmap, and drive innovation initiatives. Collaborate with R&D, sales, marketing, and customers to bring clarity to complex decisions and ensure products solve meaningful problems.

Senior Mobile Software Developer to design, develop, and maintain Android applications. Experience with Kotlin and iOS/Swift is preferred. Collaborate with product managers, designers, and other teams. Mentor junior developers.

Onnikoti Silmu seeks a licensed lähihoitaja for a fixed-term part-time position (80%, 3 shifts per week) from July 20, 2026 to March 22, 2027. The role involves providing daily care, developing activities, collaborating with a team, and supporting unit operations in a modern home for 16 residents with developmental disabilities.

Develop customer-focused strategies and solution concepts for direct current applications in the Nordics. Lead technical discussions, translate customer requirements into practical solutions, and collaborate with stakeholders to shape electrification and digitalization solutions.