senior react developer

Wärtsilä in Vaasa, Finland, seeks a Senior Full-Stack Developer to build and enhance our web-based tools for embedded automation. You will join an agile team and translate customer needs into effective workflows, with scope across frontend and backend.The role requires a strong foundation in web technologies, a degree in computer science, 5+ years of...

Role highlights:Senior Targeting AnalystLocation: Espoo, FinlandDepartment: Solutions OperationsReports to: Meteorology ManagerEmployment type: PermanentWorkplace model: HybridEmployment is subject to applicable security screening (incl. SUPO, where required)Why this role matters:As a Senior Targeting Analyst, you'll own the tasking systems and methodologies...

We’re looking for a Senior Fullstack Engineer to help build and evolve Smartly’s TikTok offering, enabling some of the world’s largest advertisers to create, manage, automate, and optimize their TikTok campaigns at scale. TikTok is an important part of Smartly’s multi-channel advertising offering. The capabilities you build will directly shape how...

Head of Energy & Infrastructure Business – ALTEN Finland Lead the Growth of ALTEN’s Energy & Infrastructure Business ALTEN Finland, part of the ALTEN Group (60,000+ experts worldwide), is looking for a commercially driven and visionary Head of Energy & Infrastructure Business to lead and accelerate our growth within the energy, infrastructure, process,...

Remedy Entertainment, the creator of Control®, Max Payne®, Alan Wake®, and one of the leading independent game studios in the world, is looking for a Senior Writer to create high-quality gaming experiences for the next generation of games. As a Senior Writer at Remedy, you will work with the Writing Team to create stories, characters, dialogue,...

ReOrbit is looking for a Senior Operations Engineer to lead satellite operations activities. As our Senior Operations Engineer, you will be responsible for ensuring operational readiness, driving execution across mission phases, and coordinating closely with both customers and internal teams to deliver reliable and efficient satellite operations. This is an...

Innovative Hands On Senior Data Architect Transforming Data Strategy Across a Pan European Organisation Join our client as a Senior Data Architect and play a hands on pivotal role in shaping the future of data infrastructure within a leading organisation committed to excellence and innovation. In this hands‑on leadership position, you\'ll design and...

## Senior Manager, Public AffairsApply: #LI-Onsite: Espoo: Full time: Posted Yesterday: End Date: September 30, 2026 (17 days left to apply): R047901**Enjoy a career, packaged with care, whilst helping protect food, people and the planet**We are a key global provider of sustainable packaging solutions. We’re on a mission to make all packaging...

Reaktor Innovations Oy in Turku is seeking a Lead Developer to own the frontend and backend development lifecycle, collaborate with clients, and implement features across the full stack in a hybrid, full-time role.The position requires eight or more years of experience, fluency in Finnish and English, and hands-on expertise with TypeScript/JavaScript,...

Select how often (in days) to receive an alert: Create AlertAre you an experienced Talent Acquisition professional who knows how to identify, engage and assess senior leaders in complex international environments? At Fortum, you will contribute directly to our leadership capability and future success by delivering high-quality executive recruitment across...

We are all part of Lindström's sustainable growth story. Get ready to work in innovative and global environment of impactful textile service business. We care in every thread – dare to grow and shine with us.Job SummaryThe Senior Sales Executive is responsible for driving new business acquisition and revenue growth within the assigned territory. This role...

Multiple locations Hybrid Job Description Remedy Entertainment, the creator of Control®, Max Payne®, Alan Wake®, and one of the leading independent game studios in the world, is looking for a Senior Gameplay Animator to create high-quality gaming experiences for the next generation of games Note: for this role we can only...

Role highlights:Senior Fullstack EngineerLocation: EspooDepartment: Engineering, Fleet Control and CommunicationsReports to: Engineering Manager, Fleet UIEmployment type: PermanentWorkplace model: HybridEmployment is subject to applicable security screening (incl. SUPO, where required)Why this role matters:As a Senior Fullstack Engineer in Fleet UI team...

Senior Quantity Surveyor - Sweden We are supporting a leading international construction contractor delivering large-scale data centre projects across Europe. Due to continued growth and a strong pipeline of secured work, an opportunity has arisen for an experienced Senior Quantity Surveyor to join a major project in Sweden. This is a key commercial position...

About the Team:The Cloud DX team owns the outer loop of software development at AlphaSense, everything from the moment code is pushed to source control to the moment it reaches production, for ~400 engineers distributed across the globe. We've built a solid delivery foundation and we're now raising the bar toward industry-leading CI/CD. Progressive delivery,...

all positionsHelsinki – onsite – FullTimeSenior UI ArtistThis is your opportunity to work on Clash Royale at Supercell, one of the most beloved mobile games in the world, and continue bringing joy to the millions of players who enjoy the game every day.We are looking for an experienced and passionate Senior UI Artist to join the Clash Royale team.This is...

Who are we? At Nosto, we're on a mission to make every impression relevant. We're a global leader in the booming e-commerce space and work with amazing customers like FIGS, Muji, Dermalogica and Douglas. We are processing data for thousands of merchants with tens of millions of visitors on their sites on a daily basis. Utilizing behavioral data, deep...

Implement Temporal workflow activities in Go: HSS adapter, PCRF adapter, Inventory update.Build and validate unit tests for all workflow activities from day one.Build the Inventory Management Database: tables, indexes, partitioning for 30M records.Build bulk import tooling: CSV → ICCID/IMSI/MSISDN range ingestion from vendor.Implement REST API endpoints...

Job Description:Thomson Reuters is looking for a Senior Implementation Consultant. To thrive in this role, you should have strong problem-solving and analytical skills, along with a genuine desire to challenge yourself in your work. You are organized, focused, and able to structure your tasks and priorities independently. You learn new tasks quickly and...

Location:Vaasa, Ostrobothnia, FinlandJob ID:R0138195Date Posted:2026-08-14Company Name:HITACHI ENERGY FINLAND OYProfession (Job Category):Engineering & ScienceJob Schedule:Full timeRemote:NoJob Description:At Grid & Power Quality Solutions and Service business at Hitachi Energy in Europe (HBUEU), Inclusion drives our culture of innovation and collaboration....