496 backend developer English-speaking jobs in Uusimaa
Golang (Go) Freelancer
- Witted
- Helsinki
- October 28
Are you a seasoned Golang (Go) developer looking to step into freelancing? ... top-tier companies and exciting projects, so you can focus on what you do best: building exceptional backend ... expertise in Golang (Go) development, with a proven track record of building scalable, high-performance backend
Lead Cloud Developer
- F-Secure
- Helsinki
- October 13
We're looking for a Lead Cloud Developer to join our Architecture & Platforms organization — a key ... cloud governance, network architecture, and security automation across multi-account setups Enhance developer ... e.g., Solutions Architect) Experience bridging application and infrastructure domains Background in developer ... Whether your strengths lie more in backend systems, infrastructure automation, or both, we want to build ... You may come from either a strong backend or infrastructure background — or have evolved to master both
Senior Backedn Engineer [TypeScript] (Prisma ORM)
- Prisma Data, Inc.
- Helsinki
- November 9
Exposure to or curiosity about WebAssembly (WASM) and its applications in backend systems. ... Elevating the developer experience (DX) by shaping intuitive, high‑quality tools that make database access ... offerings is Prisma Postgres , our flagship product designed to supercharge PostgreSQL with modern developer ... libraries and tools that serve as foundational components, both for our internal teams and for the developer ... power of open‑source with cutting‑edge commercial solutions, we’re shaping the future of databases, one developer
Frontend Developer, Impact Management Platform
- Illusian Founder Office
- Helsinki
- October 19
Collaborate with a multidisciplinary team, including product, design, data, AI and backend engineering ... Frontend Developer, Impact Management Platform Get AI-powered advice on this job and more exclusive features ... Are you a world-class developer who wants to use your skills for something that truly matters? ... As a Frontend Developer on Impact Management Platform you’ll: Be a vital part of product development ... Bring new ideas into our agile, flat-hierarchy product team Have a strong track record as a frontend developer
Fullstack Developer (outdoor payment solutions), SOK, Helsinki
- Clevry
- Helsinki
- October 30
We are looking for you At Clevry, we are looking for a Full Stack Developer (outdoor payment solutions ... Main responsibilities Full stack development with a focus on backend as part of the ABC digital team ... work What we expect from you Several years of experience in full stack development, preferably in backend‑focused
Lead Mobile Developer, Android
- F-Secure Corporation
- Helsinki
- October 13
We're Expanding Our Technical Capabilities And Are Now Looking For An Android Developer – Mobile ... This role is not only about writing Android code: you'll actively collaborate with iOS, backend, ... Are You a Curious And Skilled Android Developer Who Enjoys Building Clean, Reliable, And Meaningful Mobile ... simplify legacy flows toward a cleaner, more sustainable SDK structure Collaborate daily with iOS and backend
Lead Software Engineer
- Reaktor
- Helsinki
- October 9
, Java/Scala/Kotlin, or TypeScript/JavaScript React-native on mobile Relevant skills to create new backend ... As a lead developer at Reaktor, your job is to work with the full software development lifecycle, help ... collaboration Assisting the team in adopting and following agile practices You are an experienced developer
Flutter Mobile Engineer
- Rocketdevs
- Helsinki
- October 15
successfully complete our technical assessment and interview process may earn the RocketDevs Mobile Developer ... performant apps Optimize apps for performance, responsiveness, and battery efficiency Collaborate with backend
Fullstack Tech Lead – Build, Guide, and Scale at Aimo IT
- Aimo Share
- Helsinki
- October 28
About You
You are an experienced developer – ready to step into the role as tech lead. ... Responsibilities
Build and maintain end-to-end solutions – from customer-facing features to backend
Fullstack Developer (outdoor payment solutions)
- SOK
- Espoo
- October 30
OverviewWe are looking for youAt Clevry, we are looking for a Full Stack Developer (outdoor payment solutions ... and help solve real business challenges.Main responsibilitiesFull stack development with a focus on backend ... your workWhat we expect from youSeveral years of experience in full stack development, preferably in backend-focused
Fullstack Developer (outdoor payment solutions), SOK, Helsinki
- Clevry Oy / SOK
- Helsinki
- October 30
We are looking for youAt Clevry, we are looking for a Full Stack Developer (outdoor payment solutions ... and help solve real business challenges.Main responsibilitiesFull stack development with a focus on backend ... your workWhat we expect from youSeveral years of experience in full stack development, preferably in backend-focused
Senior Engineering Manager
- Prisma
- Helsinki
- October 11
Experience in database and backend technologies, including TypeScript, SQL/NoSQL databases (PostgreSQL ... Prisma Postgres is our flagship product designed to enhance PostgreSQL with modern developer workflows ... , MySQL, SQLite, MongoDB, SQL Server), familiarity with cloud services, APIs (GraphQL/REST), and developer
Fullstack Engineer, S-Ostoslista
- SOK
- Helsinki
- October 13
focused Fullstack Developer to join our S-ostoslista team. ... As a fullstack/backend engineer in the team, you will want to create sustainable and maintainable code ... putting a big focus on improving self-service experiences, and to make it happen, we are looking for a backend ... Your Responsibilities and Requirements Your main task will be to produce high-quality logic for the backend ... GraphQL (AWS AppSync) OpenSearch DynamoDB Understanding of event-driven architecture helps with backend
Fullstack Engineer, S-Ostoslista
- S-ryhmä
- Helsinki
- October 13
focused Fullstack Developer to join our S-ostoslista team. ... As a fullstack/backend engineer in the team, you will want to create sustainable and maintainable code ... putting a big focus on improving self-service experiences, and to make it happen, we are looking for a backend ... Your responsibilities and requirements Your main task will be to produce high-quality logic for the backend ... stakeholders in the Store Operations area include the Sales Flow team, which develops shared event-based backend
Senior React Native Developer - Tietoevry Create (m/f/d)
- TietoEVRY Corporation
- Helsinki
- November 1
Proficiency in Java / Spring Boot for backend development. ... Troubleshoot, debug, and enhance mobile apps and backend services. ... Integrate mobile applications with backend APIs, ensuring seamless performance. ... Ensure secure coding practices and data protection across mobile and backend layers. ... Collaborate with designers, product owners, and backend teams to deliver end-to-end solutions.
Lead React Native Developer - Tietoevry Create (m/f/d)
- TietoEVRY Corporation
- Helsinki
- November 1
Proficiency in Java / Spring Boot for backend development. ... Troubleshoot, debug, and enhance mobile apps and backend services. ... Integrate mobile applications with backend APIs, ensuring seamless performance. ... Ensure secure coding practices and data protection across mobile and backend layers. ... Collaborate with designers, product owners, and backend teams to deliver end-to-end solutions.
Senior Software Engineer (TikTok)
- Smartly.io
- Helsinki
- November 7
As a developer, you will play a crucial role in driving our mission to provide a seamless experience ... The backend service runs in Kubernetes, is developed with Node.js and TypeScript, and uses PostgreSQL ... With the backend, we solve problems like ensuring the template engine scales while meeting constraints ... of our own micro-frontend, which has many complex forms, developed with React and TypeScript, and a backend
Hands-on Software Architect
- Nexi Digital Finland
- Espoo
- September 13
Role Overview: This is a senior developer role with architectural responsibilities. ... We are looking for a hands‑on Software Architect (Cloud Backend) to join Nexi Digital Finland! ... You will: Write, deploy, and maintain production‑grade backend code Shape the architecture of distributed ... stakeholders across product, infrastructure, and operations About the Team: We build and operate the backend
Lead Cloud Engineer
- F-Secure
- Helsinki
- October 14
cloud governance, network architecture, and security automation across multi-account setups Enhance developer ... e.g., Solutions Architect) Experience bridging application and infrastructure domains Background in developer ... Whether your strengths lie more in backend systems, infrastructure automation, or both, we want to build ... You may come from either a strong backend or infrastructure background — or have evolved to master both ... Flexibility – The scope adapts to your strengths: you can lean more toward backend systems or infrastructure
Principal Architect
- SSH COMMUNICATIONS SECURITY
- Helsinki
- November 5
As a PrivX Principal Architect, you’ll lead the server-side architecture and backend component design











