Siili One is a community of technology visionaries and developers, combining top-level software development, data, and artificial intelligence expertise. At the heart of our operations is the ability to match the right talents with the right clients, enabling smooth and efficient collaboration across various industries. Our broad project portfolio spans multiple sectors, including public services, finance and banking, industry, technology, and the service sector. 

Our positions

Software Architect
Build the software architectures of the future

As a Software Architect at Siili One, you'll work on large-scale and business-critical system solutions across various industries. You’ll design scalable and sustainable architectures and guide development teams toward technically excellent outcomes.

What we expect from you:
– Solid experience in software architecture and cloud platforms (AWS, Azure, GCP)
– Ability to build scalable and high-performance systems
– Strong collaboration skills with both development teams and clients
– Experience with DevOps practices and CI/CD pipelines

Lead Developer
Guide your team and turn your innovation into impact

As a Lead Developer at Siili One, you're the go-to person in the team — someone who brings great practices and fresh ideas into real-life solutions. You ensure code quality, promote the best technical approaches, and grow both yourself and those around you.

What we expect from you:
– Experience in full-stack development (with multiple technologies)
– Familiarity with cloud platforms (Azure, AWS, GCP)
– Ability to mentor and provide technical leadership to a team
– Skills in using AI tools in development (Cursor, JetBrains AI, TabNine)
– Strong communication skills and willingness to work closely with clients

Why Choose Siili One?

Siili One is more than just a workplace – we are an ecosystem where consultants, clients, and partners come together to build sustainable and impactful solutions. Collaboration and openness are core values for us, and we offer everyone the opportunity to develop and grow along their individual career paths.

- Top Team: Work alongside the best experts in the field.
- Transparent salary Model: Based on client billing.
- Continuous Growth: Opportunity to develop and learn the latest technologies.
- Human-Centric Culture: A community where you can truly be yourself.
- Offices Across Finland: Modern workspaces and active local communities.
- AI Competence Development: For us, AI is not just a buzzword – it’s part of everyday work.
- Opportunity to Influence: You’ll have a real say in projects and technology choices.

Application and Recruitment Process

At Siili One, our recruitment process is designed to be smooth and candidate-friendly. We value genuine interaction and want to ensure that joining us is the right next step for your career.

First Meeting: A relaxed conversation to ensure our expectations align.

Competence Discussion: A deeper dive into the role with one of our experts, plus a meeting with a client lead to hear more about project opportunities.

Next Steps Together: The final stage where we plan the future together.

Welcome to Siili One! 🎉

Among our professionals are experts primarily based in the Helsinki region, with diverse industry backgrounds and proficiency in both Finnish and English.

Welcome to the endgame of consulting – in the best possible way.